o Adding tikz-uml from tikzuml-v1.0-2016-03-29.tbz.

1 files changed, 5376 insertions, 0 deletions

diff --git a/slides/images/tikz-uml.sty b/slides/images/tikz-uml.sty
new file mode 100644
index 0000000..eacab58
--- /dev/null
+++ b/slides/images/tikz-uml.sty
@@ -0,0 +1,5376 @@
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Start of tikz-uml.sty
+%
+% Some macros for UML Diagrams.
+% Home page of project : 
+% Author: Nicolas Kielbasiewicz
+% Style from : 
+% Fixed by Nicolas Kielbasiewicz (nicolas.kielbasiewicz@ensta-paristech.fr) in march 2016 to compile with pgf 3.00
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+\NeedsTeXFormat{LaTeX2e}[1995/12/01]%
+\ProvidesPackage{tikz-uml}[2011/01/26]%
+%
+\RequirePackage{ifthen}%
+\RequirePackage{tikz}%
+\RequirePackage{xstring}%
+\RequirePackage{calc}%
+\RequirePackage{pgfopts}%
+\usetikzlibrary{backgrounds,arrows,shapes,fit,shadows,decorations.markings}%
+%
+\def\tikzumlPackageLayersNum{3}%
+\pgfkeys{/tikzuml/options/.cd, packageLayers/.initial=3}%
+\pgfkeys{/tikzuml/options/.cd, packageLayers/.store in=\tikzumlPackageLayersNum}%
+\def\tikzumlStateLayersNum{3}%
+\pgfkeys{/tikzuml/options/.cd, stateLayers/.initial=3}%
+\pgfkeys{/tikzuml/options/.cd, stateLayers/.store in=\tikzumlStateLayersNum}%
+\def\tikzumlFragmentLayersNum{3}%
+\pgfkeys{/tikzuml/options/.cd, fragmentLayers/.initial=3}%
+\pgfkeys{/tikzuml/options/.cd, fragmentLayers/.store in=\tikzumlFragmentLayersNum}%
+\def\tikzumlComponentLayersNum{3}%
+\pgfkeys{/tikzuml/options/.cd, componentLayers/.initial=3}%
+\pgfkeys{/tikzuml/options/.cd, componentLayers/.store in=\tikzumlComponentLayersNum}%
+%
+\ProcessPgfOptions{/tikzuml/options}%
+%
+\def\pgfsetlayersArg{background}%
+\pgfdeclarelayer{background}%
+\newcounter{tikzumlPackageLayers}%
+\loop \pgfdeclarelayer{package\thetikzumlPackageLayers}%
+  \xdef\pgfsetlayersArg{\pgfsetlayersArg,package\thetikzumlPackageLayers}%
+  \ifnum\tikzumlPackageLayersNum>\thetikzumlPackageLayers%
+    \stepcounter{tikzumlPackageLayers}%
+\repeat%
+%
+\newcounter{tikzumlFragmentLayers}%
+\loop \pgfdeclarelayer{fragment\thetikzumlFragmentLayers}%
+  \xdef\pgfsetlayersArg{\pgfsetlayersArg,fragment\thetikzumlFragmentLayers}%
+  \ifnum\tikzumlFragmentLayersNum>\thetikzumlFragmentLayers%
+    \stepcounter{tikzumlFragmentLayers}%
+\repeat%
+%
+\newcounter{tikzumlStateLayers}%
+\loop \pgfdeclarelayer{state\thetikzumlStateLayers}%
+  \xdef\pgfsetlayersArg{\pgfsetlayersArg,state\thetikzumlStateLayers}%
+  \ifnum\tikzumlStateLayersNum>\thetikzumlStateLayers%
+    \stepcounter{tikzumlStateLayers}%
+\repeat%
+%
+\newcounter{tikzumlComponentLayers}%
+\loop \pgfdeclarelayer{component\thetikzumlComponentLayers}%
+  \xdef\pgfsetlayersArg{\pgfsetlayersArg,component\thetikzumlComponentLayers}%
+  \ifnum\tikzumlComponentLayersNum>\thetikzumlComponentLayers%
+    \stepcounter{tikzumlComponentLayers}%
+\repeat%
+%
+\pgfdeclarelayer{lifelines}%
+\pgfdeclarelayer{activity}%
+\pgfdeclarelayer{connections}%
+\xdef\pgfsetlayersArg{\pgfsetlayersArg,lifelines,activity,connections,main}%
+\pgfsetlayers{\pgfsetlayersArg}%
+%
+\pgfkeys{/tikzuml/.cd, text/.initial=black, draw/.initial=black, font/.initial=\small,%
+                       x/.initial=0, y/.initial=0,%
+                       package type/.initial=tikzumlEmpty, fill package/.initial=blue!20,%
+                       class width/.initial=10ex, simple interface width/.initial=4ex, class type/.initial=class, fill class/.initial=yellow!20, fill template/.initial=yellow!2,%
+                       narynode width/.initial=6ex,%
+                       relation geometry/.initial=--, relation angle1/.initial=-30, relation angle2/.initial=30, relation loopsize/.initial=3em, relation weight/.initial=0.5, relation pos1/.initial=0.2, relation pos2/.initial=0.8, relation pos stereo/.initial=0.5,%
+                       note width/.initial=3cm, fill note/.initial=green!20,%
+                       fill system/.initial=white,%
+                       fill usecase/.initial=blue!20,%
+                       actor below/.initial=0.5cm,%
+                       state join width/.initial=3ex,%
+                       state decision width/.initial=3ex,%
+                       state initial width/.initial=5ex,%
+                       state final width/.initial=5.5ex,%
+                       state enter width/.initial=5ex,%
+                       state exit width/.initial=5ex,%
+                       state end width/.initial=5ex,%
+                       state history width/.initial=5ex,%
+                       state deep history width/.initial=5ex,%
+                       state width/.initial=8ex, fill state/.initial=yellow!20,%
+                       object stereo/.initial=object, fill object/.initial=yellow!20,%
+                       call dt/.initial=tikzumlEmpty, call padding/.initial=2, call type/.initial=synchron, fill call/.initial=white,%
+                       fragment type/.initial=opt, fragment inner xsep/.initial=1, fragment inner ysep/.initial=1, fill fragment/.initial= none,%
+                       create call dt/.initial=4,%
+                       component width/.initial=8ex, fill component/.initial= yellow!20,%
+                       required interface distance/.initial=2.5cm, required interface width/.initial=1em, required interface padding/.initial=1cm,%
+                       provided interface distance/.initial=3cm, provided interface width/.initial=1em, provided interface padding/.initial=1cm,%
+                       port width/.initial=1ex, fill port/.initial= yellow!20,%
+                       fill assembly connector/.initial= white,%
+                       .unknown/.code={%
+                         \let\keyname=\pgfkeyscurrentname%
+                         \let\keyvalue=\pgfkeyscurrentvalue%
+                         \errmessage{TIKZUML ERROR : in tikzuml global, invalid option \keyname}%
+                       }%
+}%
+%
+\pgfkeys{/tikzuml/.cd, text/.get=\tikzumlDefaultTextColor, draw/.get=\tikzumlDefaultDrawColor, font/.get=\tikzumlDefaultFont,%
+                       x/.get=\tikzumlDefaultX, y/.get=\tikzumlDefaultY,%
+                       package type/.get=\tikzumlPackageDefaultType, fill package/.get=\tikzumlPackageDefaultFillColor,%
+                       class width/.get=\tikzumlClassDefaultWidth, simple interface width/.get=\tikzumlSimpleInterfaceDefaultWidth, class type/.get=\tikzumlClassDefaultType, fill class/.get=\tikzumlClassDefaultFillColor, fill template/.get=\tikzumlClassTemplateFillColorDefaultFillColor,%
+                       narynode width/.get=\tikzumlNaryNodeDefaultWidth,%
+                       relation geometry/.get=\tikzumlRelationDefaultGeometry, relation angle1/.get=\tikzumlRelationDefaultAngleO, relation angle2/.get=\tikzumlRelationDefaultAngleT, relation loopsize/.get=\tikzumlRelationDefaultLoopSize, relation weight/.get=\tikzumlRelationDefaultWeight, relation pos1/.get=\tikzumlRelationDefaultPosO, relation pos2/.get=\tikzumlRelationDefaultPosT, relation pos stereo/.get=\tikzumlRelationDefaultPosStereo,%
+                       note width/.get=\tikzumlNoteDefaultWidth, fill note/.get=\tikzumlNoteDefaultFillColor,%
+                       fill system/.get=\tikzumlSystemDefaultFillColor,%
+                       fill usecase/.get=\tikzumlUseCaseDefaultFillColor,%
+                       actor below/.get=\tikzumlActorDefaultBelow,%
+                       state join width/.get=\tikzumlStateJoinDefaultWidth,%
+                       state decision width/.get=\tikzumlStateDecisionDefaultWidth,%
+                       state initial width/.get=\tikzumlStateInitialDefaultWidth,%
+                       state final width/.get=\tikzumlStateFinalDefaultWidth,%
+                       state enter width/.get=\tikzumlStateEnterDefaultWidth,%
+                       state exit width/.get=\tikzumlStateExitDefaultWidth,%
+                       state end width/.get=\tikzumlStateEndDefaultWidth,%
+                       state history width/.get=\tikzumlStateHistoryDefaultWidth,%
+                       state deep history width/.get=\tikzumlStateDeepHistoryDefaultWidth,%
+                       state width/.get=\tikzumlStateDefaultWidth, fill state/.get=\tikzumlStateDefaultFillColor,%
+                       object stereo/.get=\tikzumlObjectDefaultStereo, fill object/.get=\tikzumlObjectDefaultFillColor,%
+                       call dt/.get=\tikzumlCallDefaultDT, call padding/.get=\tikzumlCallDefaultPadding, call type/.get=\tikzumlCallDefaultType, fill call/.get=\tikzumlCallDefaultFillColor,%
+                       fragment type/.get=\tikzumlFragmentDefaultType, fragment inner xsep/.get=\tikzumlFragmentDefaultXSep, fragment inner ysep/.get=\tikzumlFragmentDefaultYSep, fill fragment/.get=\tikzumlFragmentDefaultFillColor,%
+                       create call dt/.get=\tikzumlCreateCallDefaultDT,%
+                       component width/.get=\tikzumlComponentDefaultWidth, fill component/.get=\tikzumlComponentDefaultFillColor,%
+                       required interface distance/.get=\tikzumlRequiredInterfaceDefaultDistance, required interface width/.get=\tikzumlRequiredInterfaceDefaultWidth, required interface padding/.get=\tikzumlRequiredInterfaceDefaultPadding,%
+                       provided interface distance/.get=\tikzumlProvidedInterfaceDefaultDistance, provided interface width/.get=\tikzumlProvidedInterfaceDefaultWidth, provided interface padding/.get=\tikzumlProvidedInterfaceDefaultPadding,%
+                       port width/.get=\tikzumlPortDefaultWidth, fill port/.get=\tikzumlPortDefaultFillColor,%
+                       fill assembly connector/.get=\tikzumlAssemblyConnectorDefaultFillColor%
+}%
+%
+% utility : change default colors
+\newcommand{\tikzumlset}[1]{%
+  \pgfkeys{/tikzuml/.cd,#1}%
+  \pgfkeys{/tikzuml/.cd, text/.get=\tikzumlDefaultTextColor, draw/.get=\tikzumlDefaultDrawColor, font/.get=\tikzumlDefaultFont,%
+                         x/.get=\tikzumlDefaultX, y/.get=\tikzumlDefaultY,%
+                         package type/.get=\tikzumlPackageDefaultType, fill package/.get=\tikzumlPackageDefaultFillColor,%
+                         class width/.get=\tikzumlClassDefaultWidth, simple interface width/.get=\tikzumlSimpleInterfaceDefaultWidth, class type/.get=\tikzumlClassDefaultType, fill class/.get=\tikzumlClassDefaultFillColor, fill template/.get=\tikzumlClassTemplateFillColorDefaultFillColor,%
+                         narynode width/.get=\tikzumlNaryNodeWidth,%
+                         relation geometry/.get=\tikzumlRelationDefaultGeometry, relation angle1/.get=\tikzumlRelationDefaultAngleO, relation angle2/.get=\tikzumlRelationDefaultAngleT, relation loopsize/.get=\tikzumlRelationDefaultLoopSize, relation weight/.get=\tikzumlRelationDefaultWeight, relation pos1/.get=\tikzumlRelationDefaultPosO, relation pos2/.get=\tikzumlRelationDefaultPosT, relation pos stereo/.get=\tikzumlRelationDefaultPosStereo,%
+                         note width/.get=\tikzumlNoteDefaultWidth, fill note/.get=\tikzumlNoteDefaultFillColor,%
+                         fill system/.get=\tikzumlSystemDefaultFillColor,%
+                         fill usecase/.get=\tikzumlUseCaseDefaultFillColor,%
+                         actor below/.get=\tikzumlActorDefaultBelow,%
+                         state join width/.get=\tikzumlStateJoinDefaultWidth,%
+                         state decision width/.get=\tikzumlStateDecisionDefaultWidth,%
+                         state initial width/.get=\tikzumlStateInitialDefaultWidth,%
+                         state final width/.get=\tikzumlStateFinalDefaultWidth,%
+                         state enter width/.get=\tikzumlStateEnterDefaultWidth,%
+                         state exit width/.get=\tikzumlStateExitDefaultWidth,%
+                         state end width/.get=\tikzumlStateEndDefaultWidth,%
+                         state history width/.get=\tikzumlStateHistoryDefaultWidth,%
+                         state deep history width/.get=\tikzumlStateDeepHistoryDefaultWidth,%
+                         state width/.get=\tikzumlStateDefaultWidth, fill state/.get=\tikzumlStateDefaultFillColor,%
+                         object stereo/.get=\tikzumlObjectDefaultStereo, fill object/.get=\tikzumlObjectDefaultFillColor,%
+                         call dt/.get=\tikzumlCallDefaultDT, call padding/.get=\tikzumlCallDefaultPadding, call type/.get=\tikzumlCallDefaultType, fill call/.get=\tikzumlCallDefaultFillColor,%
+                         fragment type/.get=\tikzumlFragmentDefaultType, fragment inner xsep/.get=\tikzumlFragmentDefaultXSep, fragment inner ysep/.get=\tikzumlFragmentDefaultYSep, fill fragment/.get=\tikzumlFragmentDefaultFillColor,%
+                         create call dt/.get=\tikzumlCreateCallDT,%
+                         component width/.get=\tikzumlComponentDefaultWidth, fill component/.get=\tikzumlComponentDefaultFillColor,%
+                         required interface distance/.get=\tikzumlRequiredInterfaceDefaultDistance, required interface width/.get=\tikzumlRequiredInterfaceDefaultWidth, required interface padding/.get=\tikzumlRequiredInterfaceDefaultPadding,%
+                         provided interface distance/.get=\tikzumlProvidedInterfaceDefaultDistance, provided interface width/.get=\tikzumlProvidedInterfaceDefaultWidth, provided interface padding/.get=\tikzumlProvidedInterfaceDefaultPadding,%
+                         port width/.get=\tikzumlPortDefaultWidth, fill port/.get=\tikzumlPortDefaultFillColor,%
+                         fill assembly connector/.get=\tikzumlAssemblyConnectorDefaultFillColor%
+  }%
+}%
+%
+% define a point
+% arg : node/coordinates of the point
+\newcommand{\umlpoint}[1]{%
+  \begin{pgfonlayer}{connections}%
+  \node[tikzuml control nodes style] at (#1) {};%
+  \end{pgfonlayer}%
+}%
+%
+\newcommand{\tikzumlskipescape}[3][_]{%
+\begingroup%
+  \def\_{#1}\edef\x{\endgroup%
+    \def\noexpand\csname #3\endcsname{#2}}\x%
+}%
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                       class diagrams                    %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+\pgfkeys{/tikzuml/relation/.cd, attr1/.style args={#1|#2}{arg1=#1, mult1=#2},%
+                                attr2/.style args={#1|#2}{arg2=#1, mult2=#2},%
+                                attr/.style args={#1|#2}{arg=#1, mult=#2},%
+                                recursive/.style args={#1|#2|#3}{angle1=#1, angle2=#2, loopsize=#3},%
+                                anchors/.style args={#1 and #2}{anchor1=#1, anchor2=#2},%
+                                recursive direction/.style args={#1 to #2}{recursive direction start=#1, recursive direction end=#2}%
+}%
+%
+\pgfkeys{/tikzuml/note/.cd, anchors/.style args={#1 and #2}{anchor1=#1, anchor2=#2}}%
+%
+\tikzstyle{tikzuml simpleclass style}=[rectangle, minimum height=2em, node distance=2em]%
+\tikzstyle{tikzuml simpleinterface style}=[circle, minimum height=1em, node distance=1em]%
+\tikzstyle{tikzuml class style}=[rectangle split, rectangle split parts=3, rectangle split part align={center, left, left}, minimum height=2em, node distance=2em]%
+\tikzstyle{tikzuml narynode style}=[diamond]%
+\tikzstyle{tikzuml template style}=[dashed, inner ysep=0.5em, inner xsep=1ex]%
+\tikzstyle{tikzuml control nodes style}=[fill=black, inner sep=1.5pt, circle]%
+%
+\tikzstyle{tikzuml association style}=[color=\tikzumlDefaultDrawColor, -]%
+\tikzstyle{tikzuml bidirectional association style}=[color=\tikzumlDefaultDrawColor, angle45-angle45]%
+\tikzstyle{tikzuml unidirectional association style}=[color=\tikzumlDefaultDrawColor, -angle 45]%
+\tikzstyle{tikzuml aggregation style}=[color=\tikzumlDefaultDrawColor, open diamond-]%
+\tikzstyle{tikzuml unidirectional aggregation style}=[color=\tikzumlDefaultDrawColor, open diamond-angle 45]%
+\tikzstyle{tikzuml composition style}=[color=\tikzumlDefaultDrawColor, diamond-]%
+\tikzstyle{tikzuml unidirectional composition style}=[color=\tikzumlDefaultDrawColor, diamond-angle 45]%
+\tikzstyle{tikzuml nesting style}=[color=\tikzumlDefaultDrawColor]%
+\tikzstyle{tikzuml dependency style}=[color=\tikzumlDefaultDrawColor, -angle 45, dashed]%
+\tikzstyle{tikzuml import style}=[color=\tikzumlDefaultDrawColor, -angle 45, dashed]%
+\tikzstyle{tikzuml inherit style}=[color=\tikzumlDefaultDrawColor, -open triangle 45]%
+\tikzstyle{tikzuml implements style}=[color=\tikzumlDefaultDrawColor, -open triangle 45, dashed]%
+%
+\pgfkeys{/tikzuml/assemblyconnectorrelation/.cd, anchors/.style args={#1 and #2}{anchor1=#1, anchor2=#2}}%
+%
+\newcounter{tikzumlPackageClassNum}%
+\newcounter{tikzumlPackageSubPackageNum}%
+\newcounter{tikzumlRelationNum}%
+\setcounter{tikzumlRelationNum}{1}%
+\newcounter{tikzumlNoteNum}%
+\setcounter{tikzumlNoteNum}{1}%
+%
+\newcounter{pos}%
+\newcounter{posT}%
+\newcounter{posStereo}%
+%
+\newcounter{tikzumlPackageLevel}%
+\setcounter{tikzumlPackageLevel}{0}%
+%
+\newif\iftikzumlpackageSimpleStyle%
+\newif\iftikzumlclassSimpleStyle%
+\newif\iftikzumlclassCircleShape%
+\newif\iftikzumlpackageWithoutCoords%
+\newif\iftikzumlclassWithoutCoords%
+\newif\iftikzumlassocclassWithoutCoords%
+\newif\iftikzumlnoteWithoutCoords%
+%
+% define a uml package
+% arg : package name
+% optional : x, y: coordinates of the package
+%            type: stereotype of the package
+%            name: name of the package node
+%            draw, fill, text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the package position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newenvironment{umlpackage}[2][]{%
+  \pgfkeys{/tikzuml/package/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, style/.style={},%
+                                 name/.initial=tikzumlEmpty, type/.initial=\tikzumlPackageDefaultType, draw/.initial=\tikzumlDefaultDrawColor,% 
+                                 fill/.initial=\tikzumlPackageDefaultFillColor, text/.initial=\tikzumlDefaultTextColor,%
+                                 no coords/.is if=tikzumlpackageWithoutCoords,%
+                                 no coords=false,%
+                                 .unknown/.code={%
+                                   \let\keyname=\pgfkeyscurrentname%
+                                   \let\keyvalue=\pgfkeyscurrentvalue%
+                                   \ifthenelse{\equal{\keyname}{above}\OR%
+                                               \equal{\keyname}{left}\OR%
+                                               \equal{\keyname}{below}\OR%
+                                               \equal{\keyname}{right}\OR%
+                                               \equal{\keyname}{above left}\OR%
+                                               \equal{\keyname}{above right}\OR%
+                                               \equal{\keyname}{below left}\OR%
+                                               \equal{\keyname}{below right}}{%
+                                     \IfSubStr{\keyvalue}{ of }{%
+                                       \pgfkeys{/tikzuml/package/.cd, no coords}%
+                                     }{}%
+                                   }{}%
+                                   \ifx\keyvalue\pgfkeysnovalue%
+                                     \pgfkeys{/tikzuml/package/.cd, style/.append style/.expand once={\keyname}}%
+                                   \else%
+                                     \pgfkeys{/tikzuml/package/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                   \fi%
+                                   %\errmessage{TIKZUML ERROR : in umlpackage, invalid option \keyname}%
+                                 }%
+  }%
+  \pgfkeys{/tikzuml/package/.cd, #1}%
+  \pgfkeys{/tikzuml/package/.cd, x/.get=\tikzumlPackageXShift, y/.get=\tikzumlPackageYShift, name/.get=\tikzumlPackageName, type/.get=\tikzumlPackageTypeTmp,%
+                                 draw/.get=\tikzumlPackageDrawColor, fill/.get=\tikzumlPackageFillColor,%
+                                 text/.get=\tikzumlPackageTextColor%
+  }%
+  %
+
+  %
+  \ifthenelse{\equal{\tikzumlPackageTypeTmp}{tikzumlEmpty}}{%
+    \def\tikzumlPackageType{}%
+  }{%
+    \expandafter\def\expandafter\tikzumlPackageType\expandafter{$\ll$\tikzumlPackageTypeTmp$\gg$ \\}%
+  }%
+  %
+  \ifnum\thetikzumlPackageLevel>0%
+    \let\tikzumlPackage@nameold\tikzumlPackage@fitname%
+    \def\tikzumlPackage@name{#2}%
+    \begingroup%
+      \def\_{@}\edef\x{\endgroup%
+        \def\noexpand\tikzumlPackage@fitname{\tikzumlPackage@name}}\x%
+    \let\tikzumlPackage@parentold\tikzumlPackage@parent%
+    \edef\tikzumlPackage@parent{\tikzumlPackage@parentold @@\tikzumlPackage@nameold}%
+  \else%
+    \def\tikzumlPackage@parent{}%
+    \def\tikzumlPackage@name{#2}%
+    \begingroup%
+      \def\_{@}\edef\x{\endgroup%
+        \def\noexpand\tikzumlPackage@fitname{\tikzumlPackage@name}}\x%
+  \fi%
+  %
+  \let\tikzumlPackage@nodeNameold\tikzumlPackage@nodeName%
+  %  
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlPackage@nodeName{\tikzumlPackage@name}}\x%
+  %
+  \ifthenelse{\equal{\tikzumlPackageName}{tikzumlEmpty}}{}{%
+    \def\tikzumlPackage@nodeName{\tikzumlPackageName}%
+  }%
+  %
+  \StrSubstitute{\tikzumlPackage@nodeName}{.}{@POINT@}{\tikzumlPackage@nodeName}%
+  %
+  \expandafter\gdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{}%
+  %
+  \setcounter{tikzumlPackageClassNum}{0}%
+  \setcounter{tikzumlPackageSubPackageNum}{0}%
+  \stepcounter{tikzumlPackageLevel}%
+  %
+  \begin{scope}[xshift=\tikzumlPackageXShift cm, yshift=\tikzumlPackageYShift cm]%
+}{%
+  \addtocounter{tikzumlPackageLevel}{-1}%
+  \begin{pgfonlayer}{package\thetikzumlPackageLevel}%
+  %
+  % if contains no class, and not simple, one define a fictive node to enable the fit option
+  \ifnum\c@tikzumlPackageClassNum=0%
+    \ifnum\c@tikzumlPackageSubPackageNum=0%
+      \iftikzumlpackageWithoutCoords%
+        \node[inner sep=1.5ex, /tikzuml/package/style] (\tikzumlPackage@nodeName-root) {\phantom{\tikzumlPackage@nodeName}};%
+      \else%
+        \node[inner sep=1.5ex, /tikzuml/package/style] (\tikzumlPackage@nodeName-root) at (0,0) {\phantom{\tikzumlPackage@nodeName}};%
+      \fi%
+      \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{(\tikzumlPackage@nodeName-root)}%
+    \fi%
+  \fi%
+  %
+  \ifnum\c@tikzumlPackageLevel>0%
+    \def\tikzumlPackageFitTmp{\csname tikzumlPackageFit\tikzumlPackage@parent\endcsname}%
+    \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent\endcsname{\tikzumlPackageFitTmp (\tikzumlPackage@nodeName) (\tikzumlPackage@nodeName-caption)}%
+    \stepcounter{tikzumlPackageSubPackageNum}%
+  \fi%
+  %
+  \node[draw=\tikzumlPackageDrawColor, fill=\tikzumlPackageFillColor, text=\tikzumlPackageTextColor, font=\tikzumlDefaultFont, inner sep=1.5ex, /tikzuml/package/style, fit = \csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname] (\tikzumlPackage@nodeName) {};%
+  \node[draw=\tikzumlPackageDrawColor, fill=\tikzumlPackageFillColor, text=\tikzumlPackageTextColor, font=\tikzumlDefaultFont, minimum height=1.5em, outer ysep=-0.3, anchor=south west] (\tikzumlPackage@nodeName-caption) at (\tikzumlPackage@nodeName.north west) {\begin{tabular}{c} \tikzumlPackageType \textbf{\tikzumlPackage@name}\end{tabular}};%
+  \end{pgfonlayer}%
+  \end{scope}%
+}%
+%
+% shortcut to define an empty package
+\newcommand{\umlemptypackage}[2][]{\begin{umlpackage}[#1]{#2} \end{umlpackage}}%
+%
+% define a uml class
+% args : name of the class
+%        attributes of the class
+%        operations of the class
+% optional : x, y: coordinates of the class
+%            width: of the class node
+%            type: type of class (class, interface, typedef, enum)
+%            tags: tagged values of class
+%            template: template parameters
+%            simple: if used, class is empty and drawn with a rectangle
+%            circle: if used with simple, class is empty and drawn with a circle
+%            draw, fill, fill template, and text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the class position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlclass}[4][]{%
+  \pgfkeys{/tikzuml/class/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlClassDefaultWidth, type/.initial=\tikzumlClassDefaultType,%
+                               tags/.initial={}, style/.style={},%
+                               template/.initial={}, name/.initial=tikzumlEmpty,%
+                               draw/.initial=\tikzumlDefaultDrawColor,%
+                               fill template/.initial=\tikzumlClassTemplateFillColorDefaultFillColor,%
+                               fill/.initial=\tikzumlClassDefaultFillColor,%
+                               text/.initial=\tikzumlDefaultTextColor,%
+                               simple/.is if=tikzumlclassSimpleStyle, circle/.is if=tikzumlclassCircleShape, no coords/.is if=tikzumlclassWithoutCoords,%
+                               simple=false, circle=false, no coords=false,%
+                               .unknown/.code={%
+                                 \let\keyname=\pgfkeyscurrentname%
+                                 \let\keyvalue=\pgfkeyscurrentvalue%
+                                 \ifthenelse{\equal{\keyname}{above}\OR%
+                                             \equal{\keyname}{left}\OR%
+                                             \equal{\keyname}{below}\OR%
+                                             \equal{\keyname}{right}\OR%
+                                             \equal{\keyname}{above left}\OR%
+                                             \equal{\keyname}{above right}\OR%
+                                             \equal{\keyname}{below left}\OR%
+                                             \equal{\keyname}{below right}}{%
+                                   \IfSubStr{\keyvalue}{ of }{%
+                                     \pgfkeys{/tikzuml/class/.cd, no coords}%
+                                   }{}%
+                                 }{}%
+                                 \ifx\keyvalue\pgfkeysnovalue%
+                                   \pgfkeys{/tikzuml/class/.cd, style/.append style/.expand once={\keyname}}%
+                                 \else%
+                                   \pgfkeys{/tikzuml/class/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                 \fi%
+                                 %\errmessage{TIKZUML ERROR : in umlclass, invalid option \keyname}%
+                               }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd,#1}%
+  %
+  \iftikzumlclassSimpleStyle%
+    \iftikzumlclassCircleShape%
+      \pgfkeys{/tikzuml/class/.cd, width/.initial=\tikzumlSimpleInterfaceDefaultWidth}%
+    \fi%
+  \fi%
+  %
+  \pgfkeys{/tikzuml/class/.cd, x/.get=\tikzumlClassX, y/.get=\tikzumlClassY, width/.get=\tikzumlClassMinimumWidth,% 
+                               type/.get=\tikzumlClassTypeTmp, tags/.get=\tikzumlClassTagsTmp, template/.get=\tikzumlClassTemplateFillColorParam,%
+                               name/.get=\tikzumlClassName,%
+                               draw/.get=\tikzumlClassDrawColor, fill/.get=\tikzumlClassFillColor,%
+                               text/.get=\tikzumlClassTextColor, fill template/.get=\tikzumlClassTemplateFillColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlClassTypeTmp}{class}\OR\equal{\tikzumlClassTypeTmp}{abstract}}{%
+    \def\tikzumlClassType{}%
+  }{%
+    \expandafter\def\expandafter\tikzumlClassType\expandafter{$\ll$\tikzumlClassTypeTmp$\gg$ \\}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlClassTagsTmp}{}}{%
+    \def\tikzumlClassTags{}%
+  }{%
+    \def\tikzumlClassTags{\\ \{\tikzumlClassTagsTmp\}}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlClassTemplateFillColorParam}{}}{%
+    \def\tikzumlClassVPadding{}%
+    \def\tikzumlClassHPadding{}%
+  }{%
+    \def\tikzumlClassVPadding{\vspace{0.1em} \\}%
+    \def\tikzumlClassHPadding{\hspace{0.5ex} $ $}%
+  }%
+  %
+  \def\tikzumlClassName{#2}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlClassNodeName{\tikzumlClassName}}\x%
+  %
+  \ifthenelse{\equal{\tikzumlClassName}{tikzumlEmpty}}{}{%
+    \def\tikzumlClassNodeName{\tikzumlClassName}%
+  }%
+  %
+  \StrSubstitute{\tikzumlClassNodeName}{:}{@COLON@}[\tikzumlClassNodeName]%
+  \StrSubstitute{\tikzumlClassNodeName}{\_}{@UNDERSCORE@}[\tikzumlClassNodeName]%
+  %
+  \ifthenelse{\equal{\tikzumlClassTypeTmp}{abstract}}{%
+    \let\tikzumlClassNameOld\tikzumlClassName%
+    \def\tikzumlClassName{{\it \tikzumlClassNameOld}}%
+  }{}%
+  %
+  \def\tikzumlClassPos{\tikzumlClassX,\tikzumlClassY}%
+  \def\tikzumlClassAttributes{#3}%
+  \def\tikzumlClassOperations{#4}%
+  %
+  \iftikzumlclassSimpleStyle%
+    \iftikzumlclassWithoutCoords%
+      \iftikzumlclassCircleShape%
+        \node[tikzuml simpleinterface style, draw=\tikzumlClassDrawColor, fill=\tikzumlClassFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlClassMinimumWidth, /tikzuml/class/style] (\tikzumlClassNodeName) {};%
+        \node[anchor=south] (\tikzumlClassNodeName-label) at (\tikzumlClassNodeName.north) {\begin{tabular}{c}\tikzumlClassVPadding \tikzumlClassType \tikzumlClassHPadding \textbf{\tikzumlClassName} \tikzumlClassHPadding \tikzumlClassTags \end{tabular}%
+        };%
+      \else%
+        \node[tikzuml simpleclass style, draw=\tikzumlClassDrawColor, fill=\tikzumlClassFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlClassMinimumWidth, /tikzuml/class/style] (\tikzumlClassNodeName) {\begin{tabular}{c}\tikzumlClassVPadding \tikzumlClassType \tikzumlClassHPadding \textbf{\tikzumlClassName} \tikzumlClassHPadding \tikzumlClassTags \end{tabular}%
+        };%
+      \fi%
+    \else%
+      \iftikzumlclassCircleShape%
+        \node[tikzuml simpleinterface style, draw=\tikzumlClassDrawColor, fill=\tikzumlClassFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlClassMinimumWidth, /tikzuml/class/style] (\tikzumlClassNodeName) at (\tikzumlClassPos) {};
+        \node[anchor=south] (\tikzumlClassNodeName-label) at (\tikzumlClassNodeName.north){\begin{tabular}{c}\tikzumlClassVPadding \tikzumlClassType \tikzumlClassHPadding \textbf{\tikzumlClassName} \tikzumlClassHPadding \tikzumlClassTags \end{tabular}%
+        };%
+      \else%
+        \node[tikzuml simpleclass style, draw=\tikzumlClassDrawColor, fill=\tikzumlClassFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlClassMinimumWidth, /tikzuml/class/style] (\tikzumlClassNodeName) at (\tikzumlClassPos) {\begin{tabular}{c}\tikzumlClassVPadding \tikzumlClassType \tikzumlClassHPadding \textbf{\tikzumlClassName} \tikzumlClassHPadding \tikzumlClassTags \end{tabular}%
+        };%
+      \fi%
+    \fi%
+  \else%
+    \iftikzumlclassWithoutCoords%
+      \node[tikzuml class style, draw=\tikzumlClassDrawColor, fill=\tikzumlClassFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlClassMinimumWidth, /tikzuml/class/style] (\tikzumlClassNodeName) {\begin{tabular}{c}\tikzumlClassVPadding \tikzumlClassType \tikzumlClassHPadding \textbf{\tikzumlClassName} \tikzumlClassHPadding \tikzumlClassTags \end{tabular}%
+      \nodepart{second}%
+      \begin{tabular}{l}%
+      \tikzumlClassAttributes%
+      \end{tabular}%
+      \nodepart{third}%
+      \begin{tabular}{l}%
+      \tikzumlClassOperations%
+      \end{tabular}%
+      };%
+    \else%
+      \node[tikzuml class style, draw=\tikzumlClassDrawColor, fill=\tikzumlClassFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlClassMinimumWidth, /tikzuml/class/style] (\tikzumlClassNodeName) at (\tikzumlClassPos) {\begin{tabular}{c}\tikzumlClassVPadding \tikzumlClassType \tikzumlClassHPadding \textbf{\tikzumlClassName} \tikzumlClassHPadding \tikzumlClassTags \end{tabular}%
+      \nodepart{second}%
+      \begin{tabular}{l}%
+      \tikzumlClassAttributes%
+      \end{tabular}%
+      \nodepart{third}%
+      \begin{tabular}{l}%
+      \tikzumlClassOperations%
+      \end{tabular}%
+      };%
+    \fi%
+  \fi%
+  %
+  \ifthenelse{\equal{\tikzumlClassTemplateFillColorParam}{}}{}{%
+    \draw (\tikzumlClassNodeName.north east) node[tikzuml template style, name=\tikzumlClassNodeName-template, draw=\tikzumlClassDrawColor, fill=\tikzumlClassTemplateFillColor, text=\tikzumlClassTextColor, font=\tikzumlDefaultFont] {\tikzumlClassTemplateFillColorParam};%
+  }%
+  %
+  % add to fit
+  \ifnum\c@tikzumlPackageLevel>0%
+    \edef\tikzumlPackageFitOld{\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname}%
+    \ifthenelse{\equal{\tikzumlClassTemplateFillColorParam}{}}{%
+      \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{\tikzumlPackageFitOld (\tikzumlClassNodeName)}%
+    }{%
+      \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{\tikzumlPackageFitOld (\tikzumlClassNodeName) (\tikzumlClassNodeName-template)}%
+    }%
+    \stepcounter{tikzumlPackageClassNum}%
+  \fi%
+  \ifnum\c@tikzumlComponentLevel>0%
+    \def\tikzumlComponentFitTmp{\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname}%
+    \ifthenelse{\equal{\tikzumlClassTemplateFillColorParam}{}}{%
+      \expandafter\xdef\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname{\tikzumlComponentFitTmp (\tikzumlClassNodeName)}%
+    }{%
+      \expandafter\xdef\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname{\tikzumlComponentFitTmp (\tikzumlClassNodeName) (\tikzumlClassNodeName-template)}%
+    }%
+    \stepcounter{tikzumlComponentSubComponentNum}%
+  \fi%
+}%
+%
+% shortcuts for interface, enum and typedef environments
+\newcommand{\umlabstract}[4][]{%
+  \pgfkeys{/tikzuml/class/.cd, .unknown/.code={%
+                                          \let\keyname=\pgfkeyscurrentname%
+                                          \let\keyvalue=\pgfkeyscurrentvalue%
+                                          \ifthenelse{\equal{\keyname}{type}}{%
+                                            \errmessage{TIKZUML ERROR : in umlabstract, forbidden option type}%
+                                          }{}%
+                                        }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd, #1}%
+  \umlclass[type=abstract,#1]{#2}{#3}{#4}%
+}%
+\newcommand{\umlinterface}[4][]{%
+  \pgfkeys{/tikzuml/class/.cd, .unknown/.code={%
+                                          \let\keyname=\pgfkeyscurrentname%
+                                          \let\keyvalue=\pgfkeyscurrentvalue%
+                                          \ifthenelse{\equal{\keyname}{type}}{%
+                                            \errmessage{TIKZUML ERROR : in umlinterface, forbidden option type}%
+                                          }{}%
+                                        }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd, #1}%
+  \umlclass[type=interface,#1]{#2}{#3}{#4}%
+}%
+\newcommand{\umltypedef}[4][]{%
+  \pgfkeys{/tikzuml/class/.cd, .unknown/.code={%
+                                          \let\keyname=\pgfkeyscurrentname%
+                                          \let\keyvalue=\pgfkeyscurrentvalue%
+                                          \ifthenelse{\equal{\keyname}{type}}{%
+                                            \errmessage{TIKZUML ERROR : in umltypedef, forbidden option type}%
+                                          }{}%
+                                        }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd, #1}%
+  \umlclass[type=typedef,#1]{#2}{#3}{#4}%
+}%
+\newcommand{\umlenum}[4][]{%
+  \pgfkeys{/tikzuml/class/.cd, .unknown/.code={%
+                                          \let\keyname=\pgfkeyscurrentname%
+                                          \let\keyvalue=\pgfkeyscurrentvalue%
+                                          \ifthenelse{\equal{\keyname}{type}}{%
+                                            \errmessage{TIKZUML ERROR : in umlenum, forbidden option type}%
+                                          }{}%
+                                        }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd, #1}%
+  \umlclass[type=enum,#1]{#2}{#3}{#4}
+}%
+%
+% shortcut to define an empty class
+\newcommand{\umlemptyclass}[2][]{\umlclass[#1]{#2}{}{}}%
+\newcommand{\umlsimpleclass}[2][]{%
+  \pgfkeys{/tikzuml/class/.cd, .unknown/.code={%
+                                          \let\keyname=\pgfkeyscurrentname%
+                                          \let\keyvalue=\pgfkeyscurrentvalue%
+                                          \ifthenelse{\equal{\keyname}{simple}}{%
+                                            \errmessage{TIKZUML ERROR : in umlsimpleclass, forbidden option simple}%
+                                          }{}%
+                                        }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd, #1}%
+  \umlemptyclass[simple, #1]{#2}%
+}%
+%
+\newcommand{\umlsimpleinterface}[2][]{%
+  \pgfkeys{/tikzuml/class/.cd, .unknown/.code={%
+                                 \let\keyname=\pgfkeyscurrentname%
+                                 \let\keyvalue=\pgfkeyscurrentvalue%
+                                 \ifthenelse{\equal{\keyname}{simple}}{%
+                                   \errmessage{TIKZUML ERROR : in umlsimpleinterface, forbidden option simple}%
+                                 }{%
+                                   \ifthenelse{\equal{\keyname}{circle}}{%
+                                     \errmessage{TIKZUML ERROR : in umlsimpleinterface, forbidden option circle}%
+                                   }{}%
+                                 }%
+                               }%
+  }%
+  \pgfkeys{/tikzuml/class/.cd, #1}%
+  \umlsimpleclass[circle, #1]{#2}%
+}%
+% underline the text for static arg
+\newcommand{\umlstatic}[1]{\underline{#1}}%
+\newcommand{\umlvirt}[1]{\textit{#1}}%
+%
+% define node for n-ary association
+\newcommand{\umlNarynode}[2][]{%
+  \def\tikzumlNaryNodeAnchor{.north}
+  \def\tikzumlNaryNodeLabelPos{above}
+  \pgfkeys{/tikzuml/narynode/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlNaryNodeDefaultWidth, name/.initial=tikzumlEmpty,%
+                                  draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlClassDefaultFillColor,%
+                                  text/.initial=\tikzumlDefaultTextColor, style/.style={},%
+                                  .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \ifthenelse{\equal{\keyname}{above}}{%
+                                      \def\tikzumlNaryNodeAnchor{.north}%
+                                      \def\tikzumlNaryNodeLabelPos{above}%
+                                    }{%
+                                      \ifthenelse{\equal{\keyname}{above left}}{%
+                                        \def\tikzumlNaryNodeAnchor{.north west}%
+                                        \def\tikzumlNaryNodeLabelPos{above left}%
+                                      }{%
+                                        \ifthenelse{\equal{\keyname}{left}}{%
+                                          \def\tikzumlNaryNodeAnchor{.west}%
+                                          \def\tikzumlNaryNodeLabelPos{left}%
+                                        }{%
+                                          \ifthenelse{\equal{\keyname}{below left}}{%
+                                            \def\tikzumlNaryNodeAnchor{.south west}%
+                                            \def\tikzumlNaryNodeLabelPos{below left}%
+                                          }{%
+                                            \ifthenelse{\equal{\keyname}{below}}{%
+                                              \def\tikzumlNaryNodeAnchor{.south}%
+                                              \def\tikzumlNaryNodeLabelPos{below}%
+                                            }{%
+                                              \ifthenelse{\equal{\keyname}{below right}}{%
+                                                \def\tikzumlNaryNodeAnchor{.south east}%
+                                                \def\tikzumlNaryNodeLabelPos{below right}%
+                                              }{%
+                                                \ifthenelse{\equal{\keyname}{right}}{%
+                                                  \def\tikzumlNaryNodeAnchor{.east}%
+                                                  \def\tikzumlNaryNodeLabelPos{right}%
+                                                }{%
+                                                  \ifthenelse{\equal{\keyname}{above right}}{%
+                                                    \def\tikzumlNaryNodeAnchor{.north east}%
+                                                    \def\tikzumlNaryNodeLabelPos{above right}%
+                                                  }{%
+                                                    \ifx\keyvalue\pgfkeysnovalue%
+                                                      \pgfkeys{/tikzuml/narynode/.cd, style/.append style/.expand once={\keyname}}%
+                                                    \else%
+                                                      \pgfkeys{/tikzuml/narynode/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                                    \fi%
+                                                    %\errmessage{TIKZUML ERROR : in umlNarynode, invalid option \keyname}%
+                                                  }%
+                                                }%
+                                              }%
+                                            }%
+                                          }%
+                                        }%
+                                      }%
+                                    }%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/narynode/.cd,#1}%
+  \pgfkeys{/tikzuml/narynode/.cd, x/.get=\tikzumlNaryNodeX, y/.get=\tikzumlNaryNodeY, width/.get=\tikzumlNaryNodeMinimumWidth,%
+                                  name/.get=\tikzumlNaryNodeName,%
+                                  draw/.get=\tikzumlNaryNodeDrawColor, fill/.get=\tikzumlNaryNodeFillColor,%
+                                  text/.get=\tikzumlNaryNodeTextColor%
+  }%
+  %
+  \def\tikzumlNaryName{#2}%
+  %
+  \ifthenelse{\equal{\tikzumlNaryNodeName}{tikzumlEmpty}}{%
+    \edef\tikzumlNaryNodeName{\tikzumlNaryName}%
+  }{%
+    \edef\tikzumlNaryNodeName{\tikzumlNaryNodeName}%
+  }%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlNaryNode@nodeName{\tikzumlNaryNodeName}}\x%
+  %
+  \StrSubstitute{\tikzumlNaryNode@nodeName}{:}{@COLON@}[\tikzumlNaryNode@nodeName]%
+  \StrSubstitute{\tikzumlNaryNode@nodeName}{\_}{@UNDERSCORE@}[\tikzumlNaryNode@nodeName]%
+  %
+  \def\tikzumlNarynodePos{\tikzumlNaryNodeX,\tikzumlNaryNodeY}%
+  %
+  \node[tikzuml narynode style, draw=\tikzumlNaryNodeDrawColor, fill=\tikzumlNaryNodeFillColor, text=\tikzumlNaryNodeTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlNaryNodeMinimumWidth, minimum height=\tikzumlNaryNodeMinimumWidth, /tikzuml/narynode/style] (\tikzumlNaryNode@nodeName) at (\tikzumlNarynodePos) {};%
+  \draw (\tikzumlNaryNode@nodeName\tikzumlNaryNodeAnchor) node[\tikzumlNaryNodeLabelPos] {\tikzumlNaryName};%
+  %
+  % add to fit
+  \ifnum\c@tikzumlPackageLevel>0%
+    \edef\tikzumlPackageFitOld{\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{\tikzumlPackageFitOld (\tikzumlNaryNode@nodeName)}%
+    \stepcounter{tikzumlPackageClassNum}%
+  \fi%
+}%
+%
+\newdimen\tikzumlNestingSymbolSize%
+%
+% main command to define a relation between two classes
+% args : src class
+%        dest class
+% optional : geometry: geometry of the line
+%            weight: barycentric weight of the middle part when geometry is a 3-line
+%            arm1, arm2: lengths of first or last part when geometry id a 3-line
+%            arg1, arg2, arg: name of the src/dest/dest side class type attribute defined by the relation
+%            mult1, mult2, mult: multiplicity of the src/dest/dest side class type attribute defined by the relation
+%            pos1, pos2, pos: position of the src/dest/dest side class type attribute defined by the relation
+%            align1, align2, align: text justification of the src/dest/dest side class type attribute defined by the relation
+%            anchor1, anchor2: src/dest anchors on linked classes
+%            angle1, angle2, loopsize: start angle, end angle and size of the relation (only if recursive)
+%            stereo: stereotype of the relation
+%            pos stereo: position of the stereotype on the relation
+%            style: style of the relation (association, aggregation, composition, inherit, ...)
+%            name: rootname used for naming nodes of the relation
+%            recursive mode: type of recursive arrow (transition for state diagrams, or default)
+%            recursive direction start/end: when transition relation, start/end directions of the relation arrow
+\newcommand{\umlrelation}[3][]{%
+  \pgfkeys{/tikzuml/relation/.cd, geometry/.initial=\tikzumlRelationDefaultGeometry, weight/.initial=\tikzumlRelationDefaultWeight,%
+                                  arm1/.initial=auto, arm2/.initial=auto,%
+                                  arg1/.initial={}, arg2/.initial={}, arg/.initial={},%
+                                  mult1/.initial={}, mult2/.initial={}, mult/.initial={},%
+                                  pos1/.initial=\tikzumlRelationDefaultPosO, pos2/.initial=\tikzumlRelationDefaultPosT, pos/.initial=tikzumlEmpty,%
+                                  align1/.initial={}, align2/.initial={}, align/.initial={},%
+                                  anchor1/.initial=tikzumlEmpty, anchor2/.initial=tikzumlEmpty,%
+                                  angle1/.initial=\tikzumlRelationDefaultAngleO, angle2/.initial=\tikzumlRelationDefaultAngleT, loopsize/.initial=\tikzumlRelationDefaultLoopSize,%
+                                  stereo/.initial={}, pos stereo/.initial=\tikzumlRelationDefaultPosStereo,%
+                                  style/.initial=->, style2/.style={}, name/.initial=relation-\thetikzumlRelationNum,%
+                                  recursive mode/.initial=default, recursive direction start/.initial=right,%
+                                  recursive direction end/.initial=bottom,%
+                                  .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \ifthenelse{\equal{\keyname}{with port}%
+                                             \OR\equal{\keyname}{interface}%
+                                             \OR\equal{\keyname}{padding}%
+                                             \OR\equal{\keyname}{width}%
+                                             \OR\equal{\keyname}{first arm}%
+                                             \OR\equal{\keyname}{second arm}%
+                                             \OR\equal{\keyname}{middle arm}%
+                                             \OR\equal{\keyname}{last arm}%
+                                             \OR\equal{\keyname}{distance}}{}{%
+                                               \ifx\keyvalue\pgfkeysnovalue%
+                                                 \pgfkeys{/tikzuml/relation/.cd, style2/.append style/.expand once={\keyname}}%
+                                               \else%
+                                                 \pgfkeys{/tikzuml/relation/.cd, style2/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                               \fi%
+                                               %\errmessage{TIKZUML ERROR : in umlrelation, invalid option \keyname}%
+                                    }%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/relation/.cd,#1}%
+  \pgfkeys{/tikzuml/relation/.cd, geometry/.get=\tikzumlRelationGeometry, weight/.get=\tikzumlRelationWeight,%
+                                  arm1/.get=\tikzumlRelationArmO, arm2/.get=\tikzumlRelationArmT,%
+                                  arg1/.get=\tikzumlRelationAttrName, arg2/.get=\tikzumlRelationAttrNameTO, arg/.get=\tikzumlRelationAttrNameTT,%
+                                  mult1/.get=\tikzumlRelationMultiplicity, mult2/.get=\tikzumlRelationMultiplicityTO, mult/.get=\tikzumlRelationMultiplicityTT,%
+                                  pos1/.get=\tikzumlRelationPosition, pos2/.get=\tikzumlRelationPositionTO, pos/.get=\tikzumlRelationPositionTT,%
+                                  align1/.get=\tikzumlRelationAlign, align2/.get=\tikzumlRelationAlignTO, align/.get=\tikzumlRelationAlignTT,%
+                                  anchor1/.get=\tikzumlRelationSrcAnchor, anchor2/.get=\tikzumlRelationDestAnchor,%
+                                  angle1/.get=\tikzumlRelationStartAngle, angle2/.get=\tikzumlRelationEndAngle, loopsize/.get=\tikzumlRelationLoopSize,%
+                                  stereo/.get=\tikzumlRelationStereoType, pos stereo/.get=\tikzumlRelationPositionStereotype,%
+                                  style/.get=\tikzumlRelationStyle, name/.get=\tikzumlRelationName,%
+                                  recursive mode/.get=\tikzumlRelationRecursiveMode,%
+                                  recursive direction start/.get=\tikzumlRelationRecursiveDirectionStart,%
+                                  recursive direction end/.get=\tikzumlRelationRecursiveDirectionEnd%
+  }%
+  %
+  \def\tikzumlSrcClassName{#2}%
+  %
+  % managing \_ in class names for node names
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlSrcClassNodeName{\tikzumlSrcClassName}}\x%
+  %
+  \StrSubstitute{\tikzumlSrcClassNodeName}{:}{@COLON@}[\tikzumlSrcClassNodeName]%
+  \StrSubstitute{\tikzumlSrcClassNodeName}{\_}{@UNDERSCORE@}[\tikzumlSrcClassNodeName]%
+  %
+  \def\tikzumlDestClassName{#3}%
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlDestClassNodeName{\tikzumlDestClassName}}\x%
+  %
+  \StrSubstitute{\tikzumlDestClassNodeName}{:}{@COLON@}[\tikzumlDestClassNodeName]%
+  \StrSubstitute{\tikzumlDestClassNodeName}{\_}{@UNDERSCORE@}[\tikzumlDestClassNodeName]%
+  %
+  % managing alias keys
+  \def\tikzumlRelationAttrNameT{\tikzumlRelationAttrNameTO\tikzumlRelationAttrNameTT}%
+  \def\tikzumlRelationMultiplicityT{\tikzumlRelationMultiplicityTO\tikzumlRelationMultiplicityTT}%
+  \def\tikzumlRelationAlignT{\tikzumlRelationAlignTO\tikzumlRelationAlignTT}%
+  \def\posAttrName{}%
+  \def\posMultiplicity{}%
+  \def\posAttrNameT{}%
+  \def\posMultiplicityT{}%
+  %
+  \ifthenelse{\equal{\tikzumlRelationPositionTT}{tikzumlEmpty}}{%
+    \def\tikzumlRelationPositionT{\tikzumlRelationPositionTO}%
+  }{%
+    \def\tikzumlRelationPositionT{\tikzumlRelationPositionTT}%
+  }%
+  %
+  \def\attrAlign{}%
+  \def\multAlign{}%
+  \def\attrAlignT{}%
+  \def\multAlignT{}%
+  %
+  \ifthenelse{\equal{\tikzumlRelationAlign}{left}}{%
+    \def\attrAlign{above right}%
+    \def\multAlign{below right}%
+  }{%
+    \ifthenelse{\equal{\tikzumlRelationAlign}{right}}{%
+      \def\attrAlign{above left}%
+      \def\multAlign{below left}%
+    }{}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlRelationAlignT}{left}}{%
+    \def\attrAlignT{above right}%
+    \def\multAlignT{below right}%
+  }{%
+    \ifthenelse{\equal{\tikzumlRelationAlignT}{right}}{%
+      \def\attrAlignT{above left}%
+      \def\multAlignT{below left}%
+    }{}%
+  }%
+  %
+  % def stereotype
+  \ifthenelse{\equal{\tikzumlRelationStereoType}{}}{%
+    \def\stereotype{}%
+  }{%
+    \def\stereotype{$\ll$\tikzumlRelationStereoType$\gg$}%
+  }%
+  
+  % def anchors macros
+  \ifthenelse{\equal{\tikzumlRelationSrcAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlRelationSrcAnchor{}%
+  }{%
+    \let\tikzumlRelationSrcAnchorold\tikzumlRelationSrcAnchor%
+    \def\tikzumlRelationSrcAnchor{.\tikzumlRelationSrcAnchorold}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlRelationDestAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlRelationDestAnchor{}%
+  }{%
+    \let\tikzumlRelationDestAnchorold\tikzumlRelationDestAnchor%
+    \def\tikzumlRelationDestAnchor{.\tikzumlRelationDestAnchorold}%
+  }%
+  %
+  \setcounter{pos}{100*\real{\tikzumlRelationPosition}}%
+  \setcounter{posT}{100*\real{\tikzumlRelationPositionT}}%
+  \setcounter{posStereo}{100*\real{\tikzumlRelationPositionStereotype}}%
+  %
+  \pgfmathsetmacro{\tikzumlRelationWeightT}{1.0-\tikzumlRelationWeight}%
+  %
+  %\newcounter{tikzumlControlNodesNum}%
+  %\setcounter{tikzumlControlNodesNum}{0}%
+  %
+  \node[inner sep=0] (\tikzumlRelationName-middle) at (barycentric cs:\tikzumlSrcClassNodeName=\tikzumlRelationWeightT,\tikzumlDestClassNodeName=\tikzumlRelationWeight) {};%
+  %
+  % straight line
+  \ifthenelse{\equal{\tikzumlRelationGeometry}{--}}%
+  {%
+    \ifthenelse{\equal{\tikzumlSrcClassNodeName}{\tikzumlDestClassNodeName}}{%
+      \def\arcNum{1}%
+      \def\arcNumT{1}%
+      %
+      \ifthenelse{\equal{\tikzumlRelationRecursiveMode}{default}}{%
+        \xdef\tikzumlLastArc{node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                             node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                             node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                             node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                             node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+        \xdef\tikzumlPath{(\tikzumlSrcClassNodeName) edge[in=\tikzumlRelationEndAngle, out=\tikzumlRelationStartAngle, distance=\tikzumlRelationLoopSize] \tikzumlLastArc%
+                                                          node[midway, inner sep=0, name=\tikzumlRelationName-1, anchor=center] {} (\tikzumlDestClassNodeName) }%
+      }{%
+        \ifthenelse{\equal{\tikzumlRelationRecursiveMode}{transition}}{%
+          \xdef\tikzumlFirstArc{node[midway, inner sep=0, name=\tikzumlRelationName-1, anchor=center] {}}%
+          \xdef\tikzumlMidOneArc{node[midway, inner sep=0, name=\tikzumlRelationName-3, anchor=center] {}}%
+          %
+          \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{\tikzumlRelationRecursiveDirectionEnd}}{%
+            \def\numArcs{3}%
+            \xdef\tikzumlLastArc{node[midway, inner sep=0, name=\tikzumlRelationName-5, anchor=center] {}}%
+            %
+            \begin{pgfonlayer}{connections}%
+            \draw (\tikzumlSrcClassNodeName) edge[in=\tikzumlRelationEndAngle, out=\tikzumlRelationStartAngle, distance=\tikzumlRelationLoopSize, draw=none] %
+                                                  node[midway, inner sep=0, name=\tikzumlRelationName-tmp, anchor=center] {} (\tikzumlDestClassNodeName);%
+            \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}\OR\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+              \node[inner sep=0, name=\tikzumlRelationName-2] at (\tikzumlSrcClassNodeName.\tikzumlRelationStartAngle -| \tikzumlRelationName-tmp) {};%
+              \node[inner sep=0, name=\tikzumlRelationName-4] at (\tikzumlDestClassNodeName.\tikzumlRelationEndAngle -| \tikzumlRelationName-tmp) {};%
+            }{%
+              \node[inner sep=0, name=\tikzumlRelationName-2] at (\tikzumlSrcClassNodeName.\tikzumlRelationStartAngle |- \tikzumlRelationName-tmp) {};%
+              \node[inner sep=0, name=\tikzumlRelationName-4] at (\tikzumlDestClassNodeName.\tikzumlRelationEndAngle |- \tikzumlRelationName-tmp) {};%
+            }%
+            \end{pgfonlayer}%
+          }{%
+            \def\numArcs{4}%
+            \xdef\tikzumlMidTwoArc{node[midway, inner sep=0, name=\tikzumlRelationName-5, anchor=center] {}}%
+            \xdef\tikzumlLastArc{node[midway, inner sep=0, name=\tikzumlRelationName-7, anchor=center] {}}%
+            %
+            \begin{pgfonlayer}{connections}%
+            \draw (\tikzumlSrcClassNodeName) edge[in=\tikzumlRelationEndAngle, out=\tikzumlRelationStartAngle, distance=\tikzumlRelationLoopSize, draw=none] %
+                                                  node[midway, name=\tikzumlRelationName-4, anchor=center] {} (\tikzumlDestClassNodeName);%
+            \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}\OR\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+              \node[inner sep=0, name=\tikzumlRelationName-2] at (\tikzumlSrcClassNodeName.\tikzumlRelationStartAngle -| \tikzumlRelationName-4) {};%
+              \node[inner sep=0, name=\tikzumlRelationName-6] at (\tikzumlDestClassNodeName.\tikzumlRelationEndAngle |- \tikzumlRelationName-4) {};%
+            }{%
+              \node[inner sep=0, name=\tikzumlRelationName-2] at (\tikzumlSrcClassNodeName.\tikzumlRelationStartAngle |- \tikzumlRelationName-4) {};%
+              \node[inner sep=0, name=\tikzumlRelationName-6] at (\tikzumlDestClassNodeName.\tikzumlRelationEndAngle -| \tikzumlRelationName-4) {};%
+            }%
+            \end{pgfonlayer}%
+          }%
+          %
+          \ifnum\numArcs=4%
+            \ifnum\theposStereo>300%
+              \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-300)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype}}%
+            \else%
+              \ifnum\theposStereo<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype}}%
+              \else%
+                \ifnum\theposStereo>200%
+                  \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-200)/100}%
+                  \xdef\tikzumlMidTwoArc{\tikzumlMidTwoArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype}}%
+                \else%
+                  \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-100)/100}%
+                  \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype}}%
+                \fi%
+              \fi%
+            \fi%
+            %
+            \ifthenelse{\thepos=300\OR\thepos=100}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                  \def\posAttrName{above right}%
+                  \def\posMultiplicity{below left}%
+                }{%
+                  \def\posAttrName{above left}%
+                  \def\posMultiplicity{below right}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                    \def\posAttrName{above left}%
+                    \def\posMultiplicity{below right}%
+                  }{%
+                    \def\posAttrName{above right}%
+                    \def\posMultiplicity{below left}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }%
+                  }{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifthenelse{\thepos=200}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                  \def\posAttrName{above left}%
+                  \def\posMultiplicity{below right}%
+                }{%
+                  \def\posAttrName{above right}%
+                  \def\posMultiplicity{below left}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                    \def\posAttrName{above right}%
+                    \def\posMultiplicity{below left}%
+                  }{%
+                    \def\posAttrName{above left}%
+                    \def\posMultiplicity{below right}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }%
+                  }{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifnum\thepos>300%
+              \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-300)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                   node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                   }%
+            \else%
+              \ifnum\thepos<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                     node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                     }%
+              \else%
+                \ifnum\thepos>200%
+                  \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-200)/100}%
+                  \xdef\tikzumlMidTwoArc{\tikzumlMidTwoArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                         node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                        }%
+                \else%
+                  \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-100)/100}%
+                  \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                         node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                        }%
+                \fi%
+              \fi%
+            \fi%
+            %
+            \ifthenelse{\theposT=300\OR\theposT=100}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                  \def\posAttrNameT{above right}%
+                  \def\posMultiplicityT{below left}%
+                }{%
+                  \def\posAttrNameT{above left}%
+                  \def\posMultiplicityT{below right}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                    \def\posAttrNameT{above left}%
+                    \def\posMultiplicityT{below right}%
+                  }{%
+                    \def\posAttrNameT{above right}%
+                    \def\posMultiplicityT{below left}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }%
+                  }{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            \ifthenelse{\theposT=200}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                  \def\posAttrNameT{above left}%
+                  \def\posMultiplicity{below right}%
+                }{%
+                  \def\posAttrNameT{above right}%
+                  \def\posMultiplicityT{below left}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{bottom}}{%
+                    \def\posAttrNameT{above right}%
+                    \def\posMultiplicityT{below left}%
+                  }{%
+                    \def\posAttrNameT{above left}%
+                    \def\posMultiplicityT{below right}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }%
+                  }{%
+                    \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionEnd}{left}}{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifnum\theposT>300%
+              \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-300)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                   node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                   }%
+            \else%
+              \ifnum\theposT<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                     node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                     }%
+              \else%
+                \ifnum\theposT>200%
+                  \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-200)/100}%
+                  \xdef\tikzumlMidTwoArc{\tikzumlMidTwoArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                         node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                        }%
+                \else%
+                  \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-100)/100}%
+                  \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                         node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                        }%
+                \fi%
+              \fi%
+            \fi%
+          \else%
+            \ifnum\theposStereo>200%
+              \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-200)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+            \else%
+              \ifnum\theposStereo<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+              \else%
+                \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-100)/100}%
+                \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+              \fi%
+            \fi%
+            %
+            \ifthenelse{\thepos=100}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                  \def\posAttrName{above right}%
+                  \def\posMultiplicity{below left}%
+                }{%
+                  \def\posAttrName{above left}%
+                  \def\posMultiplicity{below right}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                    \def\posAttrName{above left}%
+                    \def\posMultiplicity{below right}%
+                  }{%
+                    \def\posAttrName{above right}%
+                    \def\posMultiplicity{below left}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }%
+                  }{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifthenelse{\thepos=200}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                  \def\posAttrName{above left}%
+                  \def\posMultiplicity{below right}%
+                }{%
+                  \def\posAttrName{above right}%
+                  \def\posMultiplicity{below left}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                    \def\posAttrName{above right}%
+                    \def\posMultiplicity{below left}%
+                  }{%
+                    \def\posAttrName{above left}%
+                    \def\posMultiplicity{below right}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }%
+                  }{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrName{above right}%
+                      \def\posMultiplicity{below left}%
+                    }{%
+                      \def\posAttrName{above left}%
+                      \def\posMultiplicity{below right}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifnum\thepos>200%
+              \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-200)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                   node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                   }%
+            \else%
+              \ifnum\thepos<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                     node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                     }%
+              \else%
+                \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-100)/100}%
+                \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                       node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                                      }%
+              \fi%
+            \fi%
+            %
+            \ifthenelse{\theposT=100}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                  \def\posAttrNameT{above right}%
+                  \def\posMultiplicityT{below left}%
+                }{%
+                  \def\posAttrNameT{above left}%
+                  \def\posMultiplicityT{below right}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                    \def\posAttrNameT{above left}%
+                    \def\posMultiplicityT{below right}%
+                  }{%
+                    \def\posAttrNameT{above right}%
+                    \def\posMultiplicityT{below left}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }%
+                  }{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifthenelse{\theposT=200}{%
+              \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{right}}{%
+                \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                  \def\posAttrNameT{above left}%
+                  \def\posMultiplicityT{below right}%
+                }{%
+                  \def\posAttrNameT{above right}%
+                  \def\posMultiplicityT{below left}%
+                }%
+              }{%
+                \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{left}}{%
+                  \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                    \def\posAttrNameT{above right}%
+                    \def\posMultiplicityT{below left}%
+                  }{%
+                    \def\posAttrNameT{above left}%
+                    \def\posMultiplicityT{below right}%
+                  }%
+                }{%
+                  \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{top}}{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }%
+                  }{%
+                    \ifthenelse{\tikzumlRelationEndAngle<\tikzumlRelationStartAngle}{%
+                      \def\posAttrNameT{above right}%
+                      \def\posMultiplicityT{below left}%
+                    }{%
+                      \def\posAttrNameT{above left}%
+                      \def\posMultiplicityT{below right}%
+                    }%
+                  }%
+                }%
+              }%
+            }{}%
+            %
+            \ifnum\theposT>200%
+              \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-200)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                   node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                   }%
+            \else%
+              \ifnum\theposT<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                     node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                     }%
+              \else%
+                \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-100)/100}%
+                \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                       node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                                      }%
+              \fi%
+            \fi%
+          \fi%
+          %
+          \ifthenelse{\equal{\tikzumlRelationRecursiveDirectionStart}{\tikzumlRelationRecursiveDirectionEnd}}{%
+            \xdef\tikzumlPath{(\tikzumlSrcClassNodeName.\tikzumlRelationStartAngle) -- \tikzumlFirstArc (\tikzumlRelationName-2.center) -- \tikzumlMidOneArc (\tikzumlRelationName-4.center) -- \tikzumlLastArc (\tikzumlDestClassNodeName.\tikzumlRelationEndAngle) }%
+            \ifnum\thetikzumlStateLevel>0%
+              \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+              \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) (\tikzumlRelationName-2) (\tikzumlRelationName-3) (\tikzumlRelationName-4) (\tikzumlRelationName-5)}%
+            \fi%
+          }{%
+            \xdef\tikzumlPath{(\tikzumlSrcClassNodeName.\tikzumlRelationStartAngle) -- \tikzumlFirstArc (\tikzumlRelationName-2.center) -- \tikzumlMidOneArc (\tikzumlRelationName-4.center) -- \tikzumlMidTwoArc (\tikzumlRelationName-6.center) -- \tikzumlLastArc (\tikzumlDestClassNodeName.\tikzumlRelationEndAngle) }%
+            \ifnum\thetikzumlStateLevel>0%
+              \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+              \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) (\tikzumlRelationName-2) (\tikzumlRelationName-3) (\tikzumlRelationName-4) (\tikzumlRelationName-5) (\tikzumlRelationName-6) (\tikzumlRelationName-7)}%
+            \fi%
+          }%
+        }{}%
+      }%
+    }{%
+      \def\arcNum{1}%
+      \def\arcNumT{1}%
+      %
+      \node[inner sep=0] (\tikzumlRelationName-1) at (\tikzumlRelationName-middle) {};%
+      \xdef\tikzumlLastArc{node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                           node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity}%
+                           node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                           node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT}%
+                           node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+      \xdef\tikzumlPath{(\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) -- \tikzumlLastArc (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor) }%
+      \ifnum\thetikzumlStateLevel>0%
+        \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+        \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) }%
+      \fi%
+    }%
+  }{%
+    % first vertical then horizontal line
+    \ifthenelse{\equal{\tikzumlRelationGeometry}{|-}}%
+    {%
+      %\setcounter{tikzumlControlNodesNum}{1}%
+      %
+      \def\tikzumlFirstArc{node[midway, inner sep=0, name=\tikzumlRelationName-1, anchor=center] {} }%
+      \def\tikzumlLastArc{node[midway, inner sep=0, name=\tikzumlRelationName-3, anchor=center]{} }%
+      %
+      \begin{pgfonlayer}{connections}%
+      \node[inner sep=0] (\tikzumlRelationName-2) at (\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor |- \tikzumlDestClassNodeName\tikzumlRelationDestAnchor) {};%
+      \end{pgfonlayer}%
+      %
+      \ifnum\theposStereo>100%
+        \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-100)/100}%
+        \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+      \else%
+        \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+      \fi%
+      %
+      \ifnum\thepos>100%
+        \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-100)/100}%
+        \def\arcNum{2}%
+      \else%
+        \def\arcNum{1}%
+        \ifnum\thepos=100%
+          \def\posAttrName{above left}%
+          \def\posMultiplicity{below right}%
+        \fi%
+      \fi%
+      %
+      \ifnum\arcNum=1%
+        \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                               node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+      \fi%
+      \ifnum\arcNum=2%
+        \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                             node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+      \fi%
+      %
+      \ifnum\theposT>100%
+        \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-100)/100}%
+        \def\arcNumT{2}%
+      \else%
+        \def\arcNumT{1}%
+        \ifnum\theposT=100%
+          \def\posAttrNameT{above left}%
+          \def\posMultiplicityT{below right}%
+        \fi%
+      \fi%
+      %
+      \ifnum\arcNumT=1%
+        \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                               node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+      \fi%
+      \ifnum\arcNumT=2%
+        \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                             node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+      \fi%
+      %
+      \xdef\tikzumlPath{(\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) -- \tikzumlFirstArc (\tikzumlRelationName-2.base) -- \tikzumlLastArc (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor) }%
+      \ifnum\thetikzumlStateLevel>0%
+        \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+        \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) (\tikzumlRelationName-2) (\tikzumlRelationName-3) }%
+      \fi%
+    }{%
+      % first horizontal then vertical line
+      \ifthenelse{\equal{\tikzumlRelationGeometry}{-|}}%
+      {%
+        %\setcounter{tikzumlControlNodesNum}{1}%
+        %
+        \def\tikzumlFirstArc{node[midway, inner sep=0, name=\tikzumlRelationName-1, anchor=center]{} }%
+        \def\tikzumlLastArc{node[midway, inner sep=0, name=\tikzumlRelationName-3, anchor=center] {} }%
+        %
+        \begin{pgfonlayer}{connections}%
+        \node[inner sep=0] (\tikzumlRelationName-2) at (\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor -| \tikzumlDestClassNodeName\tikzumlRelationDestAnchor) {};%
+        \end{pgfonlayer}%
+        %
+        \ifnum\theposStereo>100%
+          \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-100)/100}%
+          \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+        \else%
+          \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+        \fi%
+        %
+        \ifnum\thepos>100%
+          \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-100)/100}%
+          \def\arcNum{2}%
+        \else%
+          \def\arcNum{1}%
+          \ifnum\thepos=100%
+            \def\posAttrName{above left}%
+            \def\posMultiplicity{below right}%
+          \fi%
+        \fi%
+        %
+        \ifnum\arcNum=1%
+          \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                 node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+        \fi%
+        \ifnum\arcNum=2%
+          \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                               node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+        \fi%
+        %
+        \ifnum\theposT>100%
+          \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-100)/100}%
+          \def\arcNumT{2}%
+        \else%
+          \def\arcNumT{1}%
+          \ifnum\theposT=100%
+            \def\posAttrNameT{above left}%
+            \def\posMultiplicityT{below right}%
+          \fi%
+        \fi%
+        %
+        \ifnum\arcNumT=1%
+          \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                 node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+        \fi%
+        \ifnum\arcNumT=2%
+          \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                               node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+        \fi%
+        %
+        \xdef\tikzumlPath{(\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) -- \tikzumlFirstArc (\tikzumlRelationName-2.base) -- \tikzumlLastArc (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor) }%
+        \ifnum\thetikzumlStateLevel>0%
+          \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+          \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) (\tikzumlRelationName-2) (\tikzumlRelationName-3) }%
+        \fi%
+      }{%
+        % first vertical, then horizontal, finally vertical line
+        \ifthenelse{\equal{\tikzumlRelationGeometry}{|-|}}%
+        {%
+          %\setcounter{tikzumlControlNodesNum}{2}%
+          %
+          \def\tikzumlFirstArc{node[midway, inner sep=0, name=\tikzumlRelationName-1, anchor=center] {} }%
+          \def\tikzumlLastArc{node[midway, inner sep=0, name=\tikzumlRelationName-5, anchor=center] {} }%
+          \def\tikzumlMidOneArc{ }%
+          %
+          \begin{pgfonlayer}{connections}%
+          %
+          \ifthenelse{\equal{\tikzumlRelationArmO}{auto}}{%
+            \ifthenelse{\equal{\tikzumlRelationArmT}{auto}}{%
+              \node[inner sep=0] (\tikzumlRelationName-3) at (\tikzumlRelationName-middle) {};%
+              \node[inner sep=0] (\tikzumlRelationName-2) at (\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor |- \tikzumlRelationName-3) {};%
+              \node[inner sep=0] (\tikzumlRelationName-4) at (\tikzumlRelationName-3 -| \tikzumlDestClassNodeName\tikzumlRelationDestAnchor) {};%
+            }{%
+              \draw (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor)+(0,\tikzumlRelationArmT) node[inner sep=0, name=\tikzumlRelationName-4] {};%
+              \node[inner sep=0] (\tikzumlRelationName-2) at (\tikzumlRelationName-4 -| \tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) {};%
+              \node[inner sep=0] (\tikzumlRelationName-3) at (barycentric cs:\tikzumlRelationName-2=0.5,\tikzumlRelationName-4=0.5) {};%
+            }%
+          }{%
+            \draw (\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor)+(0,\tikzumlRelationArmO) node[inner sep=0, name=\tikzumlRelationName-2] {};%
+            \node[inner sep=0] (\tikzumlRelationName-4) at (\tikzumlRelationName-2 -| \tikzumlDestClassNodeName\tikzumlRelationDestAnchor) {};%
+            \node[inner sep=0] (\tikzumlRelationName-3) at (barycentric cs:\tikzumlRelationName-2=0.5,\tikzumlRelationName-4=0.5) {};%
+          }%
+          \end{pgfonlayer}%
+          %
+          \ifnum\theposStereo>200%
+            \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-200)/100}%
+            \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+          \else%
+            \ifnum\theposStereo<100%
+              \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+            \else%
+              \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-100)/100}%
+              \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+            \fi%
+          \fi%
+          %
+          \ifthenelse{\thepos=200\OR\thepos=100}{%
+            \def\posAttrName{above left}%
+            \def\posMultiplicity{below right}%
+          }{}%
+          %
+          \ifthenelse{\thepos>200}{%
+            \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-200)/100}%
+            \def\arcNum{3}%
+          }{%
+            \ifthenelse{\thepos<100}{%
+              \def\arcNum{1}%
+            }{%
+              \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-100)/100}%
+              \def\arcNum{2}%
+            }%
+          }%
+          %
+          \ifnum\arcNum=1%
+            \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                   node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+          \fi%
+          \ifnum\arcNum=2%
+            \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                     node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+          \fi%
+          \ifnum\arcNum=3%
+            \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                 node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+          \fi%
+          %
+          \ifthenelse{\theposT=200\OR\theposT=100}{%
+            \def\posAttrNameT{above left}%
+            \def\posMultiplicityT{below right}%
+          }{}%
+          %
+          \ifthenelse{\theposT>200}{%
+            \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-200)/100}%
+            \def\arcNumT{3}%
+          }{%
+            \ifthenelse{\theposT<100}{%
+              \def\arcNumT{1}%
+            }{%
+              \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-100)/100}%
+              \def\arcNumT{2}%
+            }%
+          }%
+          %
+          \ifnum\arcNumT=1%
+            \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                   node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+          \fi%
+          \ifnum\arcNumT=2%
+            \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                     node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+          \fi%
+          \ifnum\arcNumT=3%
+            \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                 node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+          \fi%
+          %
+          \xdef\tikzumlPath{(\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) -- \tikzumlFirstArc (\tikzumlRelationName-2.base) -- \tikzumlMidOneArc (\tikzumlRelationName-4.base) -- \tikzumlLastArc (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor) }%
+          \ifnum\thetikzumlStateLevel>0%
+            \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+            \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) (\tikzumlRelationName-2) (\tikzumlRelationName-3) (\tikzumlRelationName-4) (\tikzumlRelationName-5) }%
+          \fi%
+        }{%
+          % first horizontal, then vertical, finally horizontal line
+          \ifthenelse{\equal{\tikzumlRelationGeometry}{-|-}}%
+          {%
+            %\setcounter{tikzumlControlNodesNum}{2}%
+            %
+            \def\tikzumlFirstArc{node[midway, inner sep=0, name=\tikzumlRelationName-1, anchor=center] {} }%
+            \def\tikzumlLastArc{node[midway, inner sep=0, name=\tikzumlRelationName-5, anchor=center] {} }%
+            \def\tikzumlMidOneArc{}%
+            %
+            \begin{pgfonlayer}{connections}%
+            %
+            \ifthenelse{\equal{\tikzumlRelationArmO}{auto}}{%
+              \ifthenelse{\equal{\tikzumlRelationArmT}{auto}}{%
+                \node[inner sep=0] (\tikzumlRelationName-3) at (\tikzumlRelationName-middle) {};%
+                \node[inner sep=0] (\tikzumlRelationName-2) at (\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor -| \tikzumlRelationName-3) {};%
+                \node[inner sep=0] (\tikzumlRelationName-4) at (\tikzumlRelationName-3 |- \tikzumlDestClassNodeName\tikzumlRelationDestAnchor) {};%
+              }{%
+                \draw (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor)+(\tikzumlRelationArmT,0) node[inner sep=0, name=\tikzumlRelationName-4] {};%
+                \node[inner sep=0] (\tikzumlRelationName-2) at (\tikzumlRelationName-4 |- \tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) {};%
+                \node[inner sep=0] (\tikzumlRelationName-3) at (barycentric cs:\tikzumlRelationName-2=0.5,\tikzumlRelationName-4=0.5) {};%
+              }%
+            }{%
+              \draw (\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor)+(\tikzumlRelationArmO,0) node[inner sep=0, name=\tikzumlRelationName-2] {};%
+              \node[inner sep=0] (\tikzumlRelationName-4) at (\tikzumlRelationName-2 |- \tikzumlDestClassNodeName\tikzumlRelationDestAnchor) {};%
+              \node[inner sep=0] (\tikzumlRelationName-3) at (barycentric cs:\tikzumlRelationName-2=0.5,\tikzumlRelationName-4=0.5) {};%
+            }%
+            \end{pgfonlayer}%
+            %
+            \ifnum\theposStereo>200%
+              \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-200)/100}%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+            \else%
+              \ifnum\theposStereo<100%
+                \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+              \else%
+                \pgfmathsetmacro{\tikzumlRelationPositionStereotype}{(\theposStereo-100)/100}%
+                \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionStereotype, anchor=center] {\stereotype} }%
+              \fi%
+            \fi%
+            %
+            \ifthenelse{\thepos=200\OR\thepos=100}{%
+              \def\posAttrName{above left}%
+              \def\posMultiplicity{below right}%
+            }{}%
+            %
+            \ifthenelse{\thepos>200}{%
+              \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-200)/100}%
+              \def\arcNum{3}%
+            }{%
+              \ifthenelse{\thepos<100}{%
+                \def\arcNum{1}%
+              }{%
+                \pgfmathsetmacro{\tikzumlRelationPosition}{(\thepos-100)/100}%
+                \def\arcNum{2}%
+              }%
+            }%
+            %
+            \ifnum\arcNum=1%
+              \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                     node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+            \fi%
+            \ifnum\arcNum=2%
+              \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                       node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+            \fi%
+            \ifnum\arcNum=3%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPosition, \posAttrName, \attrAlign] {\tikzumlRelationAttrName}%
+                                                   node[pos=\tikzumlRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlRelationMultiplicity} }%
+            \fi%
+            %
+            \ifthenelse{\theposT=200\OR\theposT=100}{%
+              \def\posAttrNameT{above left}%
+              \def\posMultiplicityT{below right}%
+            }{}%
+            %
+            \ifthenelse{\theposT>200}{%
+              \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-200)/100}%
+              \def\arcNumT{3}%
+            }{%
+              \ifthenelse{\theposT<100}{%
+                \def\arcNumT{1}%
+              }{%
+                \pgfmathsetmacro{\tikzumlRelationPositionT}{(\theposT-100)/100}%
+                \def\arcNumT{2}%
+              }%
+            }%
+            %
+            \ifnum\arcNumT=1%
+              \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                     node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+            \fi%
+            \ifnum\arcNumT=2%
+              \xdef\tikzumlMidOneArc{\tikzumlMidOneArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                       node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+            \fi%
+            \ifnum\arcNumT=3%
+              \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlRelationAttrNameT}%
+                                                   node[pos=\tikzumlRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlRelationMultiplicityT} }%
+            \fi%
+            %
+            \xdef\tikzumlPath{(\tikzumlSrcClassNodeName\tikzumlRelationSrcAnchor) -- \tikzumlFirstArc (\tikzumlRelationName-2.base) -- \tikzumlMidOneArc (\tikzumlRelationName-4.base) -- \tikzumlLastArc (\tikzumlDestClassNodeName\tikzumlRelationDestAnchor) }%
+            \ifnum\thetikzumlStateLevel>0%
+              \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+              \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitTmp (\tikzumlRelationName-1) (\tikzumlRelationName-2) (\tikzumlRelationName-3) (\tikzumlRelationName-4) (\tikzumlRelationName-5) }%
+            \fi%
+          }{%
+            \errmessage{TIKZUML ERROR : Unknown geometry value !!! It should be in the following list : --, |-, -|, |-|, -|-}%
+          }%
+        }%
+      }%
+    }%
+  }%
+  %
+  \begin{pgfonlayer}{connections}%
+  \ifthenelse{\equal{\tikzumlRelationStyle}{tikzuml nesting style}}{%
+    \pgfarrowsdeclare{nested}{nested}{...}
+    {
+      \tikzumlNestingSymbolSize=0.2pt%
+      \advance\tikzumlNestingSymbolSize by .5\pgflinewidth%
+      \pgfsetdash{}{0pt} %  do not dash
+      \pgfsetroundjoin   %  fix join
+      \pgfsetroundcap    %  fix cap
+      \pgfpathmoveto{\pgfpoint{-16*\tikzumlNestingSymbolSize}{0pt}}%
+      \pgfpatharc{180}{90}{8*\tikzumlNestingSymbolSize}%
+      \pgfpatharc{90}{0}{8*\tikzumlNestingSymbolSize}%
+      \pgfpatharc{0}{-90}{8*\tikzumlNestingSymbolSize}%
+      \pgfpatharc{-90}{-180}{8*\tikzumlNestingSymbolSize}%
+      \pgfpathmoveto{\pgfpoint{-8*\tikzumlNestingSymbolSize}{8*\tikzumlNestingSymbolSize}}%
+      \pgfpathlineto{\pgfpoint{-8*\tikzumlNestingSymbolSize}{-8*\tikzumlNestingSymbolSize}}%
+      \pgfusepathqstroke%
+    }%
+    \draw[auto, nested-, font=\tikzumlDefaultFont, \tikzumlRelationStyle, /tikzuml/relation/style2] \tikzumlPath ;%
+  }{
+    \draw[auto, font=\tikzumlDefaultFont, \tikzumlRelationStyle, /tikzuml/relation/style2] \tikzumlPath ;%
+  }
+  \end{pgfonlayer}%
+  %
+  \stepcounter{tikzumlRelationNum}%
+}%
+%
+% shortcuts of \umlrelation
+\newcommand{\umlHVrelation}[3][]{%
+  \pgfkeys{/tikzuml/HVrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlHVrelation, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/HVrelation/.cd, #1}%
+  \umlrelation[geometry=-|, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHrelation}[3][]{%
+  \pgfkeys{/tikzuml/VHrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlVHrelation, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/VHrelation/.cd, #1}%
+  \umlrelation[geometry=|-, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVHrelation}[3][]{%
+  \pgfkeys{/tikzuml/HVHrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHrelation, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/HVHrelation/.cd, #1}%
+  \umlrelation[geometry=-|-, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHVrelation}[3][]{%
+  \pgfkeys{/tikzuml/VHVrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVrelation, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/VHVrelation/.cd, #1}%
+  \umlrelation[geometry=|-|, #1]{#2}{#3}%
+}%
+%
+%
+% shortcuts for relations
+\newcommand{\umlinherit}[3][]{\umlrelation[style={tikzuml inherit style}, #1]{#2}{#3}}%
+\newcommand{\umlimpl}[3][]{\umlrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlreal}[3][]{\umlrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlassoc}[3][]{\umlrelation[style={tikzuml association style}, #1]{#2}{#3}}%
+\newcommand{\umlbiassoc}[3][]{\umlrelation[style={tikzuml bidirectional association style}, #1]{#2}{#3}}%
+\newcommand{\umluniassoc}[3][]{\umlrelation[style={tikzuml unidirectional association style}, #1]{#2}{#3}}%
+\newcommand{\umlaggreg}[3][]{\umlrelation[style={tikzuml aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umluniaggreg}[3][]{\umlrelation[style={tikzuml unidirectional aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlcompo}[3][]{\umlrelation[style={tikzuml composition style}, #1]{#2}{#3}}%
+\newcommand{\umlunicompo}[3][]{\umlrelation[style={tikzuml unidirectional composition style}, #1]{#2}{#3}}%
+\newcommand{\umlimport}[3][]{\umlrelation[style={tikzuml import style}, #1]{#2}{#3}}%
+\newcommand{\umlnest}[3][]{\umlrelation[style={tikzuml nesting style}, #1]{#2}{#3}}%
+\newcommand{\umldep}[3][]{\umlrelation[style={tikzuml dependency style}, #1]{#2}{#3}}%
+\newcommand{\umlfriend}[3][]{%
+  \pgfkeys{/tikzuml/friendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlfriend, forbidden option stereo}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/friendrelation/.cd, #1}%
+  \umlrelation[stereo=friend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVinherit}[3][]{\umlHVrelation[style={tikzuml inherit style}, #1]{#2}{#3}}%
+\newcommand{\umlHVimpl}[3][]{\umlHVrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlHVreal}[3][]{\umlHVrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlHVassoc}[3][]{\umlHVrelation[style={tikzuml association style}, #1]{#2}{#3}}%
+\newcommand{\umlHVuniassoc}[3][]{\umlHVrelation[style={tikzuml unidirectional association style}, #1]{#2}{#3}}%
+\newcommand{\umlHVaggreg}[3][]{\umlHVrelation[style={tikzuml aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlHVuniaggreg}[3][]{\umlHVrelation[style={tikzuml unidirectional aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlHVcompo}[3][]{\umlHVrelation[style={tikzuml composition style}, #1]{#2}{#3}}%
+\newcommand{\umlHVunicompo}[3][]{\umlHVrelation[style={tikzuml unidirectional composition style}, #1]{#2}{#3}}%
+\newcommand{\umlHVimport}[3][]{\umlHVrelation[style={tikzuml import style}, #1]{#2}{#3}}%
+\newcommand{\umlHVnest}[3][]{\umlHVrelation[style={tikzuml nesting style}, #1]{#2}{#3}}%
+\newcommand{\umlHVdep}[3][]{\umlHVrelation[style={tikzuml dependency style}, #1]{#2}{#3}}%
+\newcommand{\umlHVfriend}[3][]{%
+  \pgfkeys{/tikzuml/friendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVfriend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlHVfriend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/friendrelation/.cd, #1}%
+  \umlrelation[geometry=-|, stereo=friend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHinherit}[3][]{\umlVHrelation[style={tikzuml inherit style}, #1]{#2}{#3}}%
+\newcommand{\umlVHimpl}[3][]{\umlVHrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlVHreal}[3][]{\umlVHrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlVHassoc}[3][]{\umlVHrelation[style={tikzuml association style}, #1]{#2}{#3}}%
+\newcommand{\umlVHuniassoc}[3][]{\umlVHrelation[style={tikzuml unidirectional association style}, #1]{#2}{#3}}%
+\newcommand{\umlVHaggreg}[3][]{\umlVHrelation[style={tikzuml aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlVHuniaggreg}[3][]{\umlVHrelation[style={tikzuml unidirectional aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlVHcompo}[3][]{\umlVHrelation[style={tikzuml composition style}, #1]{#2}{#3}}%
+\newcommand{\umlVHunicompo}[3][]{\umlVHrelation[style={tikzuml unidirectional composition style}, #1]{#2}{#3}}%
+\newcommand{\umlVHimport}[3][]{\umlVHrelation[style={tikzuml import style}, #1]{#2}{#3}}%
+\newcommand{\umlVHnest}[3][]{\umlVHrelation[style={tikzuml nesting style}, #1]{#2}{#3}}%
+\newcommand{\umlVHdep}[3][]{\umlVHrelation[style={tikzuml dependency style}, #1]{#2}{#3}}%
+\newcommand{\umlVHfriend}[3][]{%
+  \pgfkeys{/tikzuml/friendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHfriend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlVHfriend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/friendrelation/.cd, #1}%
+  \umlrelation[geometry=|-, stereo=friend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVHinherit}[3][]{\umlHVHrelation[style={tikzuml inherit style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHimpl}[3][]{\umlHVHrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHreal}[3][]{\umlHVHrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHassoc}[3][]{\umlHVHrelation[style={tikzuml association style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHuniassoc}[3][]{\umlHVHrelation[style={tikzuml unidirectional association style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHaggreg}[3][]{\umlHVHrelation[style={tikzuml aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHuniaggreg}[3][]{\umlHVHrelation[style={tikzuml unidirectional aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHcompo}[3][]{\umlHVHrelation[style={tikzuml composition style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHunicompo}[3][]{\umlHVHrelation[style={tikzuml unidirectional composition style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHimport}[3][]{\umlHVHrelation[style={tikzuml import style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHnest}[3][]{\umlHVHrelation[style={tikzuml nesting style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHdep}[3][]{\umlHVHrelation[style={tikzuml dependency style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHfriend}[3][]{%
+  \pgfkeys{/tikzuml/friendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHfriend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlHVHfriend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/friendrelation/.cd, #1}%
+  \umlrelation[geometry=-|-, stereo=friend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHVinherit}[3][]{\umlVHVrelation[style={tikzuml inherit style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVimpl}[3][]{\umlVHVrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVreal}[3][]{\umlVHVrelation[style={tikzuml implements style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVassoc}[3][]{\umlVHVrelation[style={tikzuml association style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVuniassoc}[3][]{\umlVHVrelation[style={tikzuml unidirectional association style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVaggreg}[3][]{\umlVHVrelation[style={tikzuml aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVuniaggreg}[3][]{\umlVHVrelation[style={tikzuml unidirectional aggregation style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVcompo}[3][]{\umlVHVrelation[style={tikzuml composition style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVunicompo}[3][]{\umlVHVrelation[style={tikzuml unidirectional composition style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVimport}[3][]{\umlVHVrelation[style={tikzuml import style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVnest}[3][]{\umlVHVrelation[style={tikzuml nesting style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVdep}[3][]{\umlVHVrelation[style={tikzuml dependency style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVfriend}[3][]{%
+  \pgfkeys{/tikzuml/friendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVfriend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlVHVfriend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/friendrelation/.cd, #1}%
+  \umlrelation[geometry=|-|, stereo=friend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+% define a node
+\newcommand{\umlnode}[2]{%
+  \node (#2) at (#1) {};%
+}%
+%
+% main command to define a relation between two classes through a control node
+% args : src class
+%        control node
+%        dest class
+% optional : arg1, arg2, arg: name of the src/dest/dest side class type attribute defined by the relation
+%            mult1, mult2, mult: multiplicity of the src/dest/dest side class type attribute defined by the relation
+%            pos1, pos2, pos: position of the src/dest/dest side class type attribute defined by the relation
+%            align1, align2, align: text justification of the src/dest/dest side class type attribute defined by the relation
+%            anchor1, anchor2: src/dest anchors on linked classes
+%            stereo: stereotype of the relation
+%            pos stereo: position of the stereotype on the relation
+%            style: style of the relation (association, aggregation, composition, inherit, ...)
+%            name: rootname used for naming nodes of the relation
+\newcommand{\umlCNrelation}[4][]{%
+  \pgfkeys{/tikzuml/relation/.cd, arg1/.initial={}, arg2/.initial={}, arg/.initial={},%
+                                  mult1/.initial={}, mult2/.initial={}, mult/.initial={},%
+                                  pos1/.initial=0.2, pos2/.initial=0.8, pos/.initial=tikzumlEmpty,%
+                                  align1/.initial={}, align2/.initial={}, align/.initial={},%
+                                  anchor1/.initial=tikzumlEmpty, anchor2/.initial=tikzumlEmpty,%
+                                  stereo/.initial={}, pos stereo/.initial=1,%
+                                  style/.initial=->, name/.initial=relation-\thetikzumlRelationNum,%
+                                  .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \errmessage{TIKZUML ERROR : in umlCNrelation, invalid option \keyname}%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/relation/.cd,#1}%
+  \pgfkeys{/tikzuml/relation/.cd, arg1/.get=\tikzumlCNRelationAttrName, arg2/.get=\tikzumlCNRelationAttrNameTO, arg/.get=\tikzumlCNRelationAttrNameTT,%
+                                  mult1/.get=\tikzumlCNRelationMultiplicity, mult2/.get=\tikzumlCNRelationMultiplicityTO, mult/.get=\tikzumlCNRelationMultiplicityTT,%
+                                  pos1/.get=\tikzumlCNRelationPosition, pos2/.get=\tikzumlCNRelationPositionTO, pos/.get=\tikzumlCNRelationPositionTT,%
+                                  align1/.get=\tikzumlCNRelationAlign, align2/.get=\tikzumlCNRelationAlignTO, align/.get=\tikzumlCNRelationAlignTT,%
+                                  anchor1/.get=\tikzumlCNRelationSrcAnchor, anchor2/.get=\tikzumlCNRelationDestAnchor,%
+                                  stereo/.get=\tikzumlCNRelationStereoType, pos stereo/.get=\tikzumlCNRelationPositionStereotype,%
+                                  style/.get=\tikzumlCNRelationStyle, name/.get=\tikzumlCNRelationName%
+  }%
+  %
+  % managing \_ in class names for node names
+  \def\tikzumlSrcClassName{#2}%
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlSrcClassNodeName{\tikzumlSrcClassName}}\x%
+  %
+  \StrSubstitute{\tikzumlSrcClassNodeName}{:}{@COLON@}[\tikzumlSrcClassNodeName]%
+  \StrSubstitute{\tikzumlSrcClassNodeName}{\_}{@UNDERSCORE@}[\tikzumlSrcClassNodeName]%
+  %
+  \def\tikzumlDestClassName{#4}%
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlDestClassNodeName{\tikzumlDestClassName}}\x%
+  %
+  \StrSubstitute{\tikzumlDestClassNodeName}{:}{@COLON@}[\tikzumlDestClassNodeName]%
+  \StrSubstitute{\tikzumlDestClassNodeName}{\_}{@UNDERSCORE@}[\tikzumlDestClassNodeName]%
+  %
+  % managing alias keys
+  \def\tikzumlCNRelationAttrNameT{\tikzumlCNRelationAttrNameTO\tikzumlCNRelationAttrNameTT}%
+  \def\tikzumlCNRelationMultiplicityT{\tikzumlCNRelationMultiplicityTO\tikzumlCNRelationMultiplicityTT}%
+  \def\tikzumlCNRelationAlignT{\tikzumlCNRelationAlignTO\tikzumlCNRelationAlignTT}%
+  \def\orientationT{\orientationTO\orientationTT}%
+  %
+  \ifthenelse{\equal{\tikzumlCNRelationPositionTT}{tikzumlEmpty}}{%
+    \def\tikzumlCNRelationPositionT{\tikzumlCNRelationPositionTO}%
+  }{%
+    \def\tikzumlCNRelationPositionT{\tikzumlCNRelationPositionTT}%
+  }%
+  %
+  \def\attrAlign{}%
+  \def\multAlign{}%
+  \def\attrAlignT{}%
+  \def\multAlignT{}%
+  %
+  \ifthenelse{\equal{\tikzumlCNRelationAlign}{left}}{%
+    \def\attrAlign{above right}%
+    \def\multAlign{below right}%
+  }{%
+    \ifthenelse{\equal{\tikzumlCNRelationAlign}{right}}{%
+      \def\attrAlign{above left}%
+      \def\multAlign{below left}%
+    }{}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlCNRelationAlignT}{left}}{%
+    \def\attrAlignT{above right}%
+    \def\multAlignT{below right}%
+  }{%
+    \ifthenelse{\equal{\tikzumlCNRelationAlignT}{right}}{%
+      \def\attrAlignT{above left}%
+      \def\multAlignT{below left}%
+    }{}%
+  }%
+  %
+  % def stereotype
+  \ifthenelse{\equal{\tikzumlCNRelationStereoType}{}}{%
+    \def\stereotype{}%
+  }{%
+    \def\stereotype{$\ll$\tikzumlCNRelationStereoType$\gg$}%
+  }%
+  %
+  % def anchors macros
+  \ifthenelse{\equal{\tikzumlCNRelationSrcAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlCNRelationSrcAnchor{}%
+  }{%
+    \let\tikzumlCNRelationSrcAnchorold\tikzumlCNRelationSrcAnchor%
+    \def\tikzumlCNRelationSrcAnchor{.\tikzumlCNRelationSrcAnchorold}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlCNRelationDestAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlCNRelationDestAnchor{}%
+  }{%
+    \let\tikzumlCNRelationDestAnchorold\tikzumlCNRelationDestAnchor%
+    \def\tikzumlCNRelationDestAnchor{.\tikzumlCNRelationDestAnchorold}%
+  }%
+  %
+  \setcounter{pos}{100*\real{\tikzumlCNRelationPosition}}%
+  \setcounter{posT}{100*\real{\tikzumlCNRelationPositionT}}%
+  \setcounter{posStereo}{100*\real{\tikzumlCNRelationPositionStereotype}}%
+  %
+  % straight line
+  %\setcounter{tikzumlControlNodesNum}{1}%
+  %
+  \def\tikzumlFirstArc{node[midway, name=\tikzumlCNRelationName-1, anchor=center] {} }%
+  \def\tikzumlLastArc{node[midway, name=\tikzumlCNRelationName-3, anchor=center]{} }%
+  \def\posAttrName{}%
+  \def\posMultiplicity{}%
+  \def\posAttrNameT{}%
+  \def\posMultiplicityT{}%
+  %
+  \begin{pgfonlayer}{connections}%
+  \node (\tikzumlCNRelationName-2) at (#3) {};%
+  \end{pgfonlayer}%
+  %
+  \ifnum\theposStereo>100%
+    \pgfmathsetmacro{\tikzumlCNRelationPositionStereotype}{(\theposStereo-100)/100}%
+    \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlCNRelationPositionStereotype, anchor=center] {\stereotype} }%
+  \else%
+    \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlCNRelationPositionStereotype, anchor=center] {\stereotype} }%
+  \fi%
+  %
+  \ifnum\thepos>100%
+    \pgfmathsetmacro{\tikzumlCNRelationPosition}{(\thepos-100)/100}%
+    \def\arcNum{2}%
+  \else%
+    \def\arcNum{1}%
+    \ifnum\thepos=100%
+      \def\posAttrName{above left}%
+      \def\posMultiplicity{below right}%
+    \fi%
+  \fi%
+  %
+  \ifnum\arcNum=1%
+    \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlCNRelationPosition, \posAttrName, \attrAlign] {\tikzumlCNRelationAttrName}%
+                                           node[pos=\tikzumlCNRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlCNRelationMultiplicity} }%
+  \fi%
+  \ifnum\arcNum=2%
+    \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlCNRelationPosition, \posAttrName, \attrAlign] {\tikzumlCNRelationAttrName}%
+                                         node[pos=\tikzumlCNRelationPosition, swap, \posMultiplicity, \multAlign] {\tikzumlCNRelationMultiplicity} }%
+  \fi%
+  %
+  \ifnum\theposT>100%
+    \pgfmathsetmacro{\tikzumlCNRelationPositionT}{(\theposT-100)/100}%
+    \def\arcNumT{2}%
+  \else%
+    \def\arcNumT{1}%
+    \ifnum\theposT=100%
+      \def\posAttrNameT{above left}%
+      \def\posMultiplicityT{below right}%
+    \fi%
+  \fi%
+  %
+  \ifnum\arcNumT=1%
+    \xdef\tikzumlFirstArc{\tikzumlFirstArc node[pos=\tikzumlCNRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlCNRelationAttrNameT}%
+                                           node[pos=\tikzumlCNRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlCNRelationMultiplicityT} }%
+  \fi%
+  \ifnum\arcNumT=2%
+    \xdef\tikzumlLastArc{\tikzumlLastArc node[pos=\tikzumlCNRelationPositionT, \posAttrNameT, \attrAlignT] {\tikzumlCNRelationAttrNameT}%
+                                         node[pos=\tikzumlCNRelationPositionT, swap, \posMultiplicityT, \multAlignT] {\tikzumlCNRelationMultiplicityT} }%
+  \fi%
+  %
+  \xdef\tikzumlPath{(\tikzumlSrcClassNodeName\tikzumlCNRelationSrcAnchor) -- \tikzumlFirstArc (\tikzumlCNRelationName-2.base) -- \tikzumlLastArc (\tikzumlDestClassNodeName\tikzumlCNRelationDestAnchor) }%
+  
+  \begin{pgfonlayer}{connections}%
+  \ifthenelse{\equal{\tikzumlCNRelationStyle}{tikzuml nesting style}}{%
+    \pgfarrowsdeclare{nested}{nested}{...}
+    {
+      \tikzumlNestingSymbolSize=0.2pt%
+      \advance\tikzumlNestingSymbolSize by .5\pgflinewidth%
+      \pgfsetdash{}{0pt} %  do not dash
+      \pgfsetroundjoin   %  fix join
+      \pgfsetroundcap    %  fix cap
+      \pgfpathmoveto{\pgfpoint{-16*\tikzumlNestingSymbolSize}{0pt}}%
+      \pgfpatharc{180}{90}{8*\tikzumlNestingSymbolSize}%
+      \pgfpatharc{90}{0}{8*\tikzumlNestingSymbolSize}%
+      \pgfpatharc{0}{-90}{8*\tikzumlNestingSymbolSize}%
+      \pgfpatharc{-90}{-180}{8*\tikzumlNestingSymbolSize}%
+      \pgfpathmoveto{\pgfpoint{-8*\tikzumlNestingSymbolSize}{8*\tikzumlNestingSymbolSize}}%
+      \pgfpathlineto{\pgfpoint{-8*\tikzumlNestingSymbolSize}{-8*\tikzumlNestingSymbolSize}}%
+      \pgfusepathqstroke%
+    }%
+    \draw[auto, \tikzumlCNRelationStyle, nested-, font=\tikzumlDefaultFont] \tikzumlPath ;%
+  }{
+    \draw[auto, \tikzumlCNRelationStyle, font=\tikzumlDefaultFont] \tikzumlPath ;%
+  }
+  \end{pgfonlayer}%
+  %
+  \stepcounter{tikzumlRelationNum}%
+}%
+%
+% shortcuts for cnrelations
+\newcommand{\umlCNinherit}[4][]{\umlCNrelation[style={tikzuml inherit style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNimpl}[4][]{\umlCNrelation[style={tikzuml implements style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNreal}[4][]{\umlCNrelation[style={tikzuml implements style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNassoc}[4][]{\umlCNrelation[style={tikzuml association style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNuniassoc}[4][]{\umlCNrelation[style={tikzuml unidirectional association style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNaggreg}[4][]{\umlCNrelation[style={tikzuml aggregation style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNuniaggreg}[4][]{\umlCNrelation[style={tikzuml unidirectional aggregation style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNcompo}[4][]{\umlCNrelation[style={tikzuml composition style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNunicompo}[4][]{\umlCNrelation[style={tikzuml unidirectional composition style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNimport}[4][]{\umlCNrelation[style={tikzuml import style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNnest}[4][]{\umlCNrelation[style={tikzuml nesting style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNdep}[4][]{\umlCNrelation[style={tikzuml dependency style}, #1]{#2}{#3}{#4}}%
+\newcommand{\umlCNfriend}[4][]{%
+  \pgfkeys{/tikzuml/friendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlCNfriend, forbidden option stereo}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/friendrelation/.cd, #1}%
+  \umlCNrelation[stereo=friend, style={tikzuml dependency style}, #1]{#2}{#3}{#4}%
+}%
+%
+% define a note
+% arg : attached class
+%       label of the note
+% optional : x,y: coordinates of the note
+%            width: width of the note
+%            geometry: geometry of the relation between the note and what it is about
+%            weight: barycentric weight for a 3-line relation
+%            arm: length of the first arm
+%            anchor1, anchor2: anchors of the relation
+%            draw, fill, text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the note position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlnote}[3][]{%
+  \pgfkeys{/tikzuml/note/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlNoteDefaultWidth,%
+                              geometry/.initial=\tikzumlRelationDefaultGeometry,%
+                              weight/.initial=\tikzumlRelationDefaultWeight, arm/.initial=auto, style/.style={},%
+                              anchor1/.initial=tikzumlEmpty, anchor2/.initial=tikzumlEmpty,%
+                              draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlNoteDefaultFillColor,%
+                              text/.initial=\tikzumlDefaultTextColor,%
+                              no coords/.is if=tikzumlnoteWithoutCoords,%
+                              no coords=false,%
+                              .unknown/.code={%
+                                \let\keyname=\pgfkeyscurrentname%
+                                \let\keyvalue=\pgfkeyscurrentvalue%
+                                \ifthenelse{\equal{\keyname}{above}\OR%
+                                            \equal{\keyname}{left}\OR%
+                                            \equal{\keyname}{below}\OR%
+                                            \equal{\keyname}{right}\OR%
+                                            \equal{\keyname}{above left}\OR%
+                                            \equal{\keyname}{above right}\OR%
+                                            \equal{\keyname}{below left}\OR%
+                                            \equal{\keyname}{below right}}{%
+                                  \IfSubStr{\keyvalue}{ of }{%
+                                    \pgfkeys{/tikzuml/note/.cd, no coords}%
+                                  }{}%
+                                }{}%
+                                \ifx\keyvalue\pgfkeysnovalue%
+                                  \pgfkeys{/tikzuml/note/.cd, style/.append style/.expand once={\keyname}}%
+                                \else%
+                                  \pgfkeys{/tikzuml/note/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                \fi%
+                                %\errmessage{TIKZUML ERROR : in umlnote, invalid option \keyname}%
+                              }%
+  }%
+  \pgfkeys{/tikzuml/note/.cd, #1}%
+  \pgfkeys{/tikzuml/note/.cd, x/.get=\tikzumlNoteX, y/.get=\tikzumlNoteY, width/.get=\tikzumlNoteTextWidth,%
+                              geometry/.get=\tikzumlNoteGeometry,%
+                              weight/.get=\tikzumlNoteWeight, arm/.get=\tikzumlNoteArm,%
+                              anchor1/.get=\tikzumlNoteSrcAnchor, anchor2/.get=\tikzumlNoteDestAnchor,%
+                              draw/.get=\tikzumlNoteDrawColor, fill/.get=\tikzumlNoteFillColor,%
+                              text/.get=\tikzumlNoteTextColor%
+  }%
+  %
+  \def\tikzumlClassName{#2}%
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlClassNodeName{\tikzumlClassName}}\x%
+  %
+  % def anchors macros
+  \ifthenelse{\equal{\tikzumlNoteSrcAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlNoteSrcAnchor{}%
+  }{%
+    \let\tikzumlNoteSrcAnchorold\tikzumlNoteSrcAnchor%
+    \def\tikzumlNoteSrcAnchor{.\tikzumlNoteSrcAnchorold}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlNoteDestAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlNoteDestAnchor{}%
+  }{%
+    \let\tikzumlNoteDestAnchorold\tikzumlNoteDestAnchor%
+    \def\tikzumlNoteDestAnchor{.\tikzumlNoteDestAnchorold}%
+  }%
+  %
+  \iftikzumlnoteWithoutCoords%
+    \node[text=\tikzumlNoteTextColor, text width=\tikzumlNoteTextWidth, font=\tikzumlDefaultFont, outer sep=0, inner xsep=1ex, inner ysep=3ex, /tikzuml/note/style] (note-\thetikzumlNoteNum-coord) {#3};%
+  \else%
+    \node[text=\tikzumlNoteTextColor, text width=\tikzumlNoteTextWidth, font=\tikzumlDefaultFont, outer sep=0, inner xsep=1ex, inner ysep=3ex, /tikzuml/note/style] (note-\thetikzumlNoteNum-coord) at (\tikzumlNoteX, \tikzumlNoteY) {#3};%
+  \fi%
+  \draw (note-\thetikzumlNoteNum-coord.north east) node[name=note-\thetikzumlNoteNum-right-top, below=2ex, coordinate] {};%
+  \draw (note-\thetikzumlNoteNum-coord.north east) node[name=note-\thetikzumlNoteNum-top-right, left=2ex, coordinate] {};%
+  \draw[draw=\tikzumlNoteDrawColor, fill=\tikzumlNoteFillColor] (note-\thetikzumlNoteNum-coord.south west) -- (note-\thetikzumlNoteNum-coord.south east) -- (note-\thetikzumlNoteNum-right-top.base) -- (note-\thetikzumlNoteNum-top-right.base) -- (note-\thetikzumlNoteNum-coord.north west) -- cycle;%
+  \node[text=\tikzumlNoteTextColor, text width=\tikzumlNoteTextWidth, outer sep=0, inner xsep=1ex, inner ysep=3ex, font=\tikzumlDefaultFont] (note-\thetikzumlNoteNum) at (note-\thetikzumlNoteNum-coord) {#3};%
+  \draw[draw=\tikzumlNoteDrawColor] (note-\thetikzumlNoteNum-right-top) -| (note-\thetikzumlNoteNum-top-right);%
+  %
+  \pgfmathsetmacro{\tikzumlNoteWeightT}{1.0-\tikzumlNoteWeight}%
+  \node (note-\thetikzumlNoteNum-middle) at (barycentric cs:note-\thetikzumlNoteNum-coord=\tikzumlNoteWeight,\tikzumlClassNodeName=\tikzumlNoteWeightT) {};%
+  %
+  \ifthenelse{\equal{\tikzumlNoteGeometry}{--}%
+           \OR\equal{\tikzumlNoteGeometry}{-|}%
+           \OR\equal{\tikzumlNoteGeometry}{|-}}{%
+    \edef\tikzumlnotepath{\tikzumlNoteGeometry}
+  }{%
+    \ifthenelse{\equal{\tikzumlNoteGeometry}{-|-}}{%
+      \ifthenelse{\equal{\tikzumlNoteArm}{auto}}{%
+        \edef\tikzumlnotepath{-- (note-\thetikzumlNoteNum-coord\tikzumlNoteSrcAnchor -| note-\thetikzumlNoteNum-middle.center) -- (note-\thetikzumlNoteNum-middle.center) -- (note-\thetikzumlNoteNum-middle.center |- \tikzumlClassNodeName\tikzumlNoteDestAnchor) --}%
+      }{%
+        \draw (note-\thetikzumlNoteNum-coord\tikzumlNoteSrcAnchor)+(\tikzumlNoteArm,0) node[name=note-\thetikzumlNoteNum-tmp] {};
+        \edef\tikzumlnotepath{-- (note-\thetikzumlNoteNum-tmp.center) |-}%
+      }%
+    }{%
+      \ifthenelse{\equal{\tikzumlNoteGeometry}{|-|}}{%
+        \ifthenelse{\equal{\tikzumlNoteArm}{auto}}{%
+        \edef\tikzumlnotepath{-- (note-\thetikzumlNoteNum-coord\tikzumlNoteSrcAnchor |- note-\thetikzumlNoteNum-middle.center) -- (note-\thetikzumlNoteNum-middle.center) -- (note-\thetikzumlNoteNum-middle.center -| \tikzumlClassNodeName\tikzumlNoteDestAnchor) --}%
+      }{%
+        \draw (note-\thetikzumlNoteNum-coord\tikzumlNoteSrcAnchor)+(0,\tikzumlNoteArm) node[name=note-\thetikzumlNoteNum-tmp] {};
+        \edef\tikzumlnotepath{-- (note-\thetikzumlNoteNum-tmp.center) -|}%
+      }%
+      
+      }{%
+        \errmessage{TIKZUML ERROR : Unknown geometry value !!! It should be in the following list : --, |-, -|, |-|, -|-}%
+      }%
+    }%
+  }%
+  %
+  \begin{pgfonlayer}{connections}%
+  \draw[dashed] (note-\thetikzumlNoteNum-coord\tikzumlNoteSrcAnchor) \tikzumlnotepath (\tikzumlClassNodeName\tikzumlNoteDestAnchor);%
+  \end{pgfonlayer}%
+  %
+  \stepcounter{tikzumlNoteNum}%
+}%
+%
+% shortcuts for note with geometry
+\newcommand{\umlHVnote}[3][]{%
+  \pgfkeys{/tikzuml/note/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlHVnote, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/note/.cd, #1}%
+  \umlnote[geometry=-|, #1]{#2}{#3}%
+}%
+\newcommand{\umlVHnote}[3][]{%
+  \pgfkeys{/tikzuml/note/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlVHnote, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/note/.cd, #1}%
+  \umlnote[geometry=|-, #1]{#2}{#3}%
+}%
+\newcommand{\umlVHVnote}[3][]{%
+  \pgfkeys{/tikzuml/note/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVnote, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/note/.cd, #1}%
+  \umlnote[geometry=|-|, #1]{#2}{#3}%
+}%
+\newcommand{\umlHVHnote}[3][]{%
+  \pgfkeys{/tikzuml/note/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHnote, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/note/.cd, #1}%
+  \umlnote[geometry=-|-, #1]{#2}{#3}%
+}%
+%
+% define a uml association class (command)
+% args : name of the class
+%        attributes of the class
+%        operations of the class
+% optional : x,y: coordinates of the class
+%            width: width of the class node
+%            type: type of of class (class, interface, typedef, enum)
+%            template: template parameters
+%            name: name of the class node
+%            geometry: geometry of the line
+%            weight: barycentric weight of the middle part when geometry is a 3-line
+%            arm: length of first part when geometry id a 3-line
+%            anchor1, anchor2: src/dest anchors on linked classes
+%            style: style of the association class (association, aggregation, composition, inherit, ...)
+%            draw, fill, fill template, text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the class position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlassocclass}[5][]{%
+  \pgfkeys{/tikzuml/assocclass/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX,
+                                    width/.initial=\tikzumlClassDefaultWidth, type/.initial=\tikzumlClassDefaultType, style/.style={},%
+                                    template/.initial={}, name/.initial=tikzumlEmpty, geometry/.initial=\tikzumlRelationDefaultGeometry,%
+                                    weight/.initial=\tikzumlRelationDefaultWeight, arm/.initial=auto,%
+                                    anchor1/.initial=tikzumlEmpty, anchor2/.initial=tikzumlEmpty,%
+                                    draw/.initial=\tikzumlDefaultDrawColor,%
+                                    fill template/.initial=\tikzumlClassTemplateFillColorDefaultFillColor,%
+                                    fill/.initial=\tikzumlClassDefaultFillColor,%
+                                    text/.initial=\tikzumlDefaultTextColor,%
+                                    no coords/.is if=tikzumlassocclassWithoutCoords,%
+                                    no coords=false,%
+                                    .unknown/.code={%
+                                      \let\keyname=\pgfkeyscurrentname%
+                                      \let\keyvalue=\pgfkeyscurrentvalue%
+                                      \ifthenelse{\equal{\keyname}{above}\OR%
+                                                  \equal{\keyname}{left}\OR%
+                                                  \equal{\keyname}{below}\OR%
+                                                  \equal{\keyname}{right}\OR%
+                                                  \equal{\keyname}{above left}\OR%
+                                                  \equal{\keyname}{above right}\OR%
+                                                  \equal{\keyname}{below left}\OR%
+                                                  \equal{\keyname}{below right}}{%
+                                        \IfSubStr{\keyvalue}{ of }{%
+                                          \pgfkeys{/tikzuml/assocclass/.cd, no coords}%
+                                        }{}%
+                                      }{}%
+                                      \ifx\keyvalue\pgfkeysnovalue%
+                                        \pgfkeys{/tikzuml/assocclass/.cd, style/.append style/.expand once={\keyname}}%
+                                      \else%
+                                        \pgfkeys{/tikzuml/assocclass/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                      \fi%
+                                      %\errmessage{TIKZUML ERROR : in umlassocclass, invalid option \keyname}%
+                                    }%
+  }%
+  %
+  \pgfkeys{/tikzuml/assocclass/.cd,#1}%
+  \pgfkeys{/tikzuml/assocclass/.cd, x/.get=\tikzumlAssocClassX, y/.get=\tikzumlAssocClassY,%
+                                    width/.get=\tikzumlAssocClassMinimumWidth, type/.get=\tikzumlAssocClassTypeTmp,%
+                                    template/.get=\tikzumlAssocClassTemplateParam,%
+                                    name/.get=\tikzumlAssocClassName, geometry/.get=\tikzumlAssocClassGeometry,%
+                                    weight/.get=\tikzumlAssocClassWeight, arm/.get=\tikzumlAssocClassArm,%
+                                    anchor1/.get=\tikzumlAssocClassSrcAnchor,%
+                                    anchor2/.get=\tikzumlAssocClassDestAnchor,%
+                                    draw/.get=\tikzumlAssocClassDrawColor, fill/.get=\tikzumlAssocClassFillColor,%
+                                    text/.get=\tikzumlAssocClassTextColor, fill template/.get=\tikzumlAssocClassTemplateFillColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassTypeTmp}{class}\OR\equal{\tikzumlAssocClassTypeTmp}{abstract}}{%
+    \def\tikzumlAssocClassType{}%
+  }{%
+    \def\tikzumlAssocClassType{$\ll$\tikzumlAssocClassTypeTmp$\gg$ \\}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassTemplateParam}{}}{%
+    \def\tikzumlAssocClassVPadding{}%
+    \def\tikzumlAssocClassHPadding{}%
+  }{%
+    \def\tikzumlAssocClassVPadding{\vspace{0.1em} \\}%
+    \def\tikzumlAssocClassHPadding{\hspace{0.5ex} $ $}%
+  }%
+  %
+  \def\tikzumlAssocClassName{#2}%
+  \def\tikzumlAssocClassRelationName{#3}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlAssocClassNodeName{\tikzumlAssocClassName}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlAssocClassRelationNodeName{\tikzumlAssocClassRelationName}}\x%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassName}{tikzumlEmpty}}{}{%
+    \def\tikzumlAssocClassNodeName{\tikzumlAssocClassName}%
+  }%
+  %
+  \StrSubstitute{\tikzumlAssocClassNodeName}{:}{@COLON@}[\tikzumlAssocClassNodeName]%
+  \StrSubstitute{\tikzumlAssocClassNodeName}{\_}{@UNDERSCORE@}[\tikzumlAssocClassNodeName]%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassTypeTmp}{abstract}}{%
+    \let\tikzumlAssocClassNameOld\tikzumlAssocClassName%
+    \def\tikzumlAssocClassName{{\it \tikzumlAssocClassNameOld}}%
+  }{}%
+  %
+  \def\tikzumlAssocClassPos{\tikzumlAssocClassX,\tikzumlAssocClassY}%
+  \def\tikzumlAssocClassAttributes{#4}%
+  \def\tikzumlAssocClassOperations{#5}%
+  %
+  % def anchors macros
+  \ifthenelse{\equal{\tikzumlAssocClassSrcAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlAssocClassSrcAnchor{}%
+  }{%
+    \let\tikzumlAssocClassSrcAnchorold\tikzumlAssocClassSrcAnchor%
+    \def\tikzumlAssocClassSrcAnchor{.\tikzumlAssocClassSrcAnchorold}%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassDestAnchor}{tikzumlEmpty}}{%
+    \def\tikzumlAssocClassDestAnchor{}%
+  }{%
+    \let\tikzumlAssocClassDestAnchorold\tikzumlAssocClassDestAnchor%
+    \def\tikzumlAssocClassDestAnchor{.\tikzumlAssocClassDestAnchorold}%
+  }%
+  %
+  \iftikzumlassocclassWithoutCoords%
+    \node[tikzuml class style, draw=\tikzumlAssocClassDrawColor, fill=\tikzumlAssocClassFillColor, text=\tikzumlAssocClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlAssocClassMinimumWidth, /tikzuml/assocclass/style] (\tikzumlAssocClassNodeName) {\begin{tabular}{c}\tikzumlAssocClassVPadding \tikzumlAssocClassType \tikzumlAssocClassHPadding \textbf{\tikzumlAssocClassName} \tikzumlAssocClassHPadding \end{tabular}%
+    \nodepart{second}%
+    \begin{tabular}{l}%
+    \tikzumlAssocClassAttributes%
+    \end{tabular}%
+    \nodepart{third}%
+    \begin{tabular}{l}%
+    \tikzumlAssocClassOperations%
+    \end{tabular}%
+    };%
+  \else%
+    \node[tikzuml class style, draw=\tikzumlAssocClassDrawColor, fill=\tikzumlAssocClassFillColor, text=\tikzumlAssocClassTextColor, font=\tikzumlDefaultFont, minimum width=\tikzumlAssocClassMinimumWidth, /tikzuml/assocclass/style] (\tikzumlAssocClassNodeName) at (\tikzumlAssocClassPos) {\begin{tabular}{c}\tikzumlAssocClassVPadding \tikzumlAssocClassType \tikzumlAssocClassHPadding \textbf{\tikzumlAssocClassName} \tikzumlAssocClassHPadding \end{tabular}%
+    \nodepart{second}%
+    \begin{tabular}{l}%
+    \tikzumlAssocClassAttributes%
+    \end{tabular}%
+    \nodepart{third}%
+    \begin{tabular}{l}%
+    \tikzumlAssocClassOperations%
+    \end{tabular}%
+    };%
+  \fi%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassTemplateParam}{}}{}{%
+    \draw (\tikzumlAssocClassNodeName.north east) node[tikzuml template style, name=\tikzumlAssocClassNodeName-template, draw=\tikzumlAssocClassDrawColor, fill=\tikzumlAssocClassTemplateFillColor, text=\tikzumlAssocClassTextColor, font=\tikzumlDefaultFont] {\tikzumlAssocClassTemplateParam};%
+  }%
+  %
+  \pgfmathsetmacro{\tikzumlAssocClassWeightT}{1.0-\tikzumlAssocClassWeight}
+  \node (\tikzumlAssocClassNodeName-middle) at (barycentric cs:\tikzumlAssocClassNodeName=\tikzumlAssocClassWeight,\tikzumlAssocClassRelationNodeName=\tikzumlAssocClassWeightT) {};%
+  %
+  \ifthenelse{\equal{\tikzumlAssocClassGeometry}{--}\OR\equal{\tikzumlAssocClassGeometry}{-|}\OR\equal{\tikzumlAssocClassGeometry}{|-}}{%
+    \edef\tikzumlassocclasspath{\tikzumlAssocClassGeometry}
+  }{%
+    \ifthenelse{\equal{\tikzumlAssocClassGeometry}{-|-}}{%
+      \ifthenelse{\equal{\tikzumlAssocClassArm}{auto}}{%
+        \edef\tikzumlassocclasspath{-- (\tikzumlAssocClassNodeName\tikzumlAssocClassSrcAnchor -| \tikzumlAssocClassNodeName-middle.center) -- (\tikzumlAssocClassNodeName-middle.center) -- (\tikzumlAssocClassNodeName-middle.center |- \tikzumlAssocClassRelationNodeName\tikzumlAssocClassDestAnchor) --}%
+      }{%
+        \draw (\tikzumlAssocClassNodeName\tikzumlAssocClassSrcAnchor)+(\tikzumlAssocClassArm,0) node[name=\tikzumlAssocClassNodeName-tmp] {};
+        \edef\tikzumlnotepath{-- (\tikzumlAssocClassNodeName-tmp.center) |-}%
+      }%
+    }{%
+      \ifthenelse{\equal{\tikzumlAssocClassGeometry}{|-|}}{%
+        \ifthenelse{\equal{\tikzumlAssocClassArm}{auto}}{%
+        \edef\tikzumlassocclasspath{-- (\tikzumlAssocClassNodeName\tikzumlAssocClassSrcAnchor |- \tikzumlAssocClassNodeName-middle.center) -- (\tikzumlAssocClassNodeName-middle.center) -- (\tikzumlAssocClassNodeName-middle.center -| \tikzumlAssocClassRelationNodeName\tikzumlAssocClassDestAnchor) --}%
+      }{%
+        \draw (\tikzumlAssocClassNodeName\tikzumlAssocClassSrcAnchor)+(0,\tikzumlAssocClassArm) node[name=\tikzumlAssocClassNodeName-tmp] {};
+        \edef\tikzumlassocclasspath{-- (\thetikzumlAssocClassNodeName-tmp.center) -|}%
+      }%
+      
+      }{%
+        \errmessage{TIKZUML ERROR : Unknown geometry value !!! It should be in the following list : --, |-, -|, |-|, -|-}%
+      }%
+    }%
+  }%
+  %
+  \begin{pgfonlayer}{connections}%
+  \draw[dashed] (\tikzumlAssocClassNodeName\tikzumlAssocClassSrcAnchor) \tikzumlassocclasspath (\tikzumlAssocClassRelationNodeName\tikzumlAssocClassDestAnchor);%
+  \end{pgfonlayer}%
+  %
+  % add to fit
+  \ifnum\c@tikzumlPackageLevel>0%
+    \edef\tikzumlPackageFitOld{\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname}%
+    \ifthenelse{\equal{\tikzumlAssocClassTemplateParam}{}}{%
+      \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{\tikzumlPackageFitOld (\tikzumlAssocClassNodeName)(\tikzumlAssocClassNodeName-middle)}%
+    }{%
+      \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{\tikzumlPackageFitOld (\tikzumlAssocClassNodeName) (\tikzumlAssocClassNodeName-template)(\tikzumlAssocClassNodeName-middle)}%
+    }%
+    \stepcounter{tikzumlPackageClassNum}%
+  \fi%
+}%
+%
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                     use case diagrams                   %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+\tikzstyle{tikzuml usecase style}=[ellipse, text centered]%
+\tikzstyle{tikzuml actor style}=[ellipse, inner sep=0, outer sep=0]%
+%
+\newcounter{tikzumlSystemUseCaseNum}%
+\newcounter{tikzumlSystemLevel}%
+\newcounter{tikzumlUseCaseNum}%
+\newcounter{tikzumlActorNum}%
+%
+\newif\iftikzumlusecaseWithoutCoords%
+\newif\iftikzumlactorWithoutCoords%
+%
+% define a system
+% arg : name
+% optional : x, y: coordinates of the system
+%            draw, fill, text: colors
+\newenvironment{umlsystem}[2][]{%
+  \gdef\tikzumlSystemFit{}%
+  \def\tikzumlSystemName{#2}%
+  \setcounter{tikzumlSystemUseCaseNum}{0}%
+  %
+  \pgfkeys{/tikzuml/system/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX,%
+                                draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlSystemDefaultFillColor,%
+                                text/.initial=\tikzumlDefaultTextColor,%
+                                .unknown/.code={%
+                                  \let\keyname=\pgfkeyscurrentname%
+                                  \let\keyvalue=\pgfkeyscurrentvalue%
+                                  \errmessage{TIKZUML ERROR : in umlsystem, invalid option \keyname}%
+                                }%
+  }%
+  %
+  \pgfkeys{/tikzuml/system/.cd, #1}%
+  \pgfkeys{/tikzuml/system/.cd, x/.get=\tikzumlSystemXShift, y/.get=\tikzumlSystemYShift,%
+                                draw/.get=\tikzumlSystemDrawColor, fill/.get=\tikzumlSystemFillColor,%
+                                text/.get=\tikzumlSystemTextColor}%
+  %
+  \stepcounter{tikzumlSystemLevel}%
+  %
+  \begin{scope}[xshift=\tikzumlSystemXShift cm, yshift=\tikzumlSystemYShift cm]%
+}{%
+  \addtocounter{tikzumlSystemLevel}{-1}%
+  % if contains no usecase, one define a fictive node to enable the fit option
+  \ifnum\c@tikzumlSystemUseCaseNum=0%
+    \node[inner xsep=10ex, inner ysep=1em] (\tikzumlSystemName-root) at (0,0) {};%
+    \xdef\tikzumlSystemFit{(\tikzumlSystemName-root)}%
+  \fi%
+  %
+  \begin{pgfonlayer}{background}%
+  \node[inner ysep=1em, inner xsep=2ex, fit = \tikzumlSystemFit] (\tikzumlSystemName-tmp) {};%
+  \node[text=\tikzumlSystemTextColor, font=\tikzumlDefaultFont] (\tikzumlSystemName-caption-tmp) at (\tikzumlSystemName-tmp.north) {\tikzumlSystemName};%
+  \node[draw=\tikzumlSystemDrawColor, fill=\tikzumlSystemFillColor, text=\tikzumlSystemTextColor, font=\tikzumlDefaultFont, inner ysep=1em, inner xsep=2ex, fit = (\tikzumlSystemName-tmp) (\tikzumlSystemName-caption-tmp)] (\tikzumlSystemName) {};%
+  \node[text=\tikzumlSystemTextColor, font=\tikzumlDefaultFont] (\tikzumlSystemName-caption) at (\tikzumlSystemName-caption-tmp.north) {\tikzumlSystemName};%
+  \end{pgfonlayer}%
+  \end{scope}%
+  %
+}%
+%
+% define a use case
+% arg : label of the use case
+% optional : x, y: coordinates of the use case
+%            name: name of the node
+%            width: node width
+%            draw, fill, text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the use case position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlusecase}[2][]{%
+  \stepcounter{tikzumlUseCaseNum}%
+  \pgfkeys{/tikzuml/usecase/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=auto,%
+                                 name/.initial=usecase-\thetikzumlUseCaseNum,%
+                                 draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlUseCaseDefaultFillColor,%
+                                 text/.initial=\tikzumlDefaultTextColor, style/.style={},%
+                                 no coords/.is if=tikzumlusecaseWithoutCoords,%
+                                 no coords=false,%
+                                 .unknown/.code={%
+                                   \let\keyname=\pgfkeyscurrentname%
+                                   \let\keyvalue=\pgfkeyscurrentvalue%
+                                   \ifthenelse{\equal{\keyname}{above}\OR%
+                                               \equal{\keyname}{left}\OR%
+                                               \equal{\keyname}{below}\OR%
+                                               \equal{\keyname}{right}\OR%
+                                               \equal{\keyname}{above left}\OR%
+                                               \equal{\keyname}{above right}\OR%
+                                               \equal{\keyname}{below left}\OR%
+                                               \equal{\keyname}{below right}}{%
+                                     \IfSubStr{\keyvalue}{ of }{%
+                                       \pgfkeys{/tikzuml/usecase/.cd, no coords}%
+                                     }{}%
+                                   }{}%
+                                   \ifx\keyvalue\pgfkeysnovalue%
+                                     \pgfkeys{/tikzuml/usecase/.cd, style/.append style/.expand once={\keyname}}%
+                                   \else%
+                                     \pgfkeys{/tikzuml/usecase/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                   \fi%
+                                   %\errmessage{TIKZUML ERROR : in umlusecase, invalid option \keyname}%
+                                 }%
+  }%
+  \pgfkeys{/tikzuml/usecase/.cd, #1}%
+  \pgfkeys{/tikzuml/usecase/.cd, x/.get=\tikzumlUseCaseX, y/.get=\tikzumlUseCaseY, width/.get=\tikzumlUseCaseTextWidth,%
+                                 name/.get=\tikzumlUseCaseName,%
+                                 draw/.get=\tikzumlUseCaseDrawColor, fill/.get=\tikzumlUseCaseFillColor,%
+                                 text/.get=\tikzumlUseCaseTextColor%
+  }%
+  %
+  \def\tikzumlUseCaseText{#2}%
+  %
+  \def\tikzumlUseCasePos{\tikzumlUseCaseX,\tikzumlUseCaseY}%
+  %
+  \ifthenelse{\equal{\tikzumlUseCaseTextWidth}{auto}}{%
+    \iftikzumlusecaseWithoutCoords%
+      \node[tikzuml usecase style, draw=\tikzumlUseCaseDrawColor, fill=\tikzumlUseCaseFillColor, text=\tikzumlUseCaseTextColor, font=\tikzumlDefaultFont, /tikzuml/usecase/style] (\tikzumlUseCaseName) {\tikzumlUseCaseText};%
+    \else%
+      \node[tikzuml usecase style, draw=\tikzumlUseCaseDrawColor, fill=\tikzumlUseCaseFillColor, text=\tikzumlUseCaseTextColor, font=\tikzumlDefaultFont, /tikzuml/usecase/style] (\tikzumlUseCaseName) at (\tikzumlUseCasePos) {\tikzumlUseCaseText};%
+    \fi%
+  }{%
+    \iftikzumlusecaseWithoutCoords%
+      \node[tikzuml usecase style, draw=\tikzumlUseCaseDrawColor, fill=\tikzumlUseCaseFillColor, text=\tikzumlUseCaseTextColor, font=\tikzumlDefaultFont, text width=\tikzumlUseCaseTextWidth, /tikzuml/usecase/style] (\tikzumlUseCaseName) {\tikzumlUseCaseText};%
+    \else%
+      \node[tikzuml usecase style, draw=\tikzumlUseCaseDrawColor, fill=\tikzumlUseCaseFillColor, text=\tikzumlUseCaseTextColor, font=\tikzumlDefaultFont, text width=\tikzumlUseCaseTextWidth, /tikzuml/usecase/style] (\tikzumlUseCaseName) at (\tikzumlUseCasePos) {\tikzumlUseCaseText};%
+    \fi%
+  }%
+  %
+  % add to fit
+  \ifnum\c@tikzumlSystemLevel>0%
+    \let\tikzumlSystemFitOld\tikzumlSystemFit%
+    \xdef\tikzumlSystemFit{\tikzumlSystemFitOld (\tikzumlUseCaseName)}%
+    \stepcounter{tikzumlSystemUseCaseNum}%
+  \fi%
+}%
+%
+% define the actor symbol
+% optional : global tikzpicture styles
+\newcommand{\picturedactor}[1]{%
+  \pgfkeys{/tikzuml/picactor/.cd, scale/.initial=1, .unknown/.code={}}%
+  \pgfkeys{/tikzuml/picactor/.cd,#1}%
+  \pgfkeys{/tikzuml/picactor/.cd, scale/.get=\tikzumlPicturedActorScale}%
+  %
+  \begin{tikzpicture}[#1]%
+  \coordinate (head) at (0,4ex);%
+  \coordinate (left-hand) at (-2ex,2ex);%
+  \coordinate (right-hand) at (2ex,2ex);%
+  \coordinate (left-foot) at (-2ex,-2ex);%
+  \coordinate (right-foot) at (2ex,-2ex);%
+  \coordinate (empty) at (0,-3ex);%
+  \draw (empty) (0,0) -- (head);%
+  \draw (left-hand) -- (right-hand);%
+  \draw (0,0) -- (left-foot) (0,0) -- (right-foot);%
+  \node[fill, draw, circle, inner sep=\tikzumlPicturedActorScale*0.3333ex, minimum size=\tikzumlPicturedActorScale*2ex, anchor=base] at (head) {};%
+  \end{tikzpicture}%
+}%
+%
+% define an actor
+% arg : var name
+% optional : x, y: coordinates of the actor
+%            scale: scale factor of the actor symbol
+%            below: distance between the actor symbol and its name below
+%            draw, text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the actor position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlactor}[2][]{%
+  \stepcounter{tikzumlActorNum}%
+  \pgfkeys{/tikzuml/actor/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, scale/.initial=1, below/.initial=\tikzumlActorDefaultBelow,%
+                               draw/.initial=\tikzumlDefaultDrawColor, text/.initial=\tikzumlDefaultTextColor,%
+                               style/.style={},%
+                               no coords/.is if=tikzumlactorWithoutCoords,%
+                               no coords=false,%
+                               .unknown/.code={%
+                                 \let\keyname=\pgfkeyscurrentname%
+                                 \let\keyvalue=\pgfkeyscurrentvalue%
+                                 \ifthenelse{\equal{\keyname}{above}\OR%
+                                             \equal{\keyname}{left}\OR%
+                                             \equal{\keyname}{below}\OR%
+                                             \equal{\keyname}{right}\OR%
+                                             \equal{\keyname}{above left}\OR%
+                                             \equal{\keyname}{above right}\OR%
+                                             \equal{\keyname}{below left}\OR%
+                                             \equal{\keyname}{below right}}{%
+                                   \IfSubStr{\keyvalue}{ of }{%
+                                     \pgfkeys{/tikzuml/actor/.cd, no coords}%
+                                   }{}%
+                                 }{}%
+                                 \ifx\keyvalue\pgfkeysnovalue%
+                                   \pgfkeys{/tikzuml/actor/.cd, style/.append style/.expand once={\keyname}}%
+                                 \else%
+                                   \pgfkeys{/tikzuml/actor/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                 \fi%
+                                 %\errmessage{TIKZUML ERROR : in umlactor, invalid option \keyname}%
+                               }%
+  }%
+  \pgfkeys{/tikzuml/actor/.cd, #1}%
+  \pgfkeys{/tikzuml/actor/.cd,%
+           x/.get=\tikzumlActorX, y/.get=\tikzumlActorY, scale/.get=\tikzumlActorScale,%
+           below/.get=\tikzumlActorBelow,%
+           draw/.get=\tikzumlActorDrawColor, text/.get=\tikzumlActorTextColor}%
+  %
+  \def\tikzumlActorName{#2}%
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlActorNodeName{\tikzumlActorName}}\x%
+  %
+  \def\tikzumlActorPos{\tikzumlActorX,\tikzumlActorY}%
+  %
+  \iftikzumlactorWithoutCoords%
+    \node[tikzuml actor style, text=\tikzumlActorTextColor, font=\tikzumlDefaultFont, /tikzuml/actor/style] (\tikzumlActorNodeName) {\picturedactor{scale=\tikzumlActorScale, fill=white, draw=\tikzumlActorDrawColor, thick}};%
+  \else%
+    \node[tikzuml actor style, text=\tikzumlActorTextColor, font=\tikzumlDefaultFont, /tikzuml/actor/style] (\tikzumlActorNodeName) at (\tikzumlActorPos) {\picturedactor{scale=\tikzumlActorScale, fill=white, draw=\tikzumlActorDrawColor, thick}};%
+  \fi%
+  \node[text=\tikzumlActorTextColor, font=\tikzumlDefaultFont, below=\tikzumlActorScale*\tikzumlActorBelow] at (\tikzumlActorNodeName) {\tikzumlActorName};%
+  %
+}%
+
+% shortcuts for include and extend relation
+\newcommand{\umlinclude}[3][]{%
+  \pgfkeys{/tikzuml/includerelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlinclude, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlinclude, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/includerelation/.cd, #1}%
+  \umlrelation[stereo=include, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+\newcommand{\umlextend}[3][]{%
+  \pgfkeys{/tikzuml/extendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlextend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlextend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/extendrelation/.cd, #1}%
+  \umlrelation[stereo=extend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVinclude}[3][]{%
+  \pgfkeys{/tikzuml/includerelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVinclude, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlHVinclude, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/includerelation/.cd, #1}%
+  \umlrelation[geometry=-|, stereo=include, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+\newcommand{\umlHVextend}[3][]{%
+  \pgfkeys{/tikzuml/extendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVextend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlHVextend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/extendrelation/.cd, #1}%
+  \umlrelation[geometry=-|, stereo=extend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHinclude}[3][]{%
+  \pgfkeys{/tikzuml/includerelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHinclude, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlVHinclude, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/includerelation/.cd, #1}%
+  \umlrelation[geometry=|-, stereo=include, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+\newcommand{\umlVHextend}[3][]{%
+  \pgfkeys{/tikzuml/extendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR :in umlVHextend,  forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlVHextend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/extendrelation/.cd, #1}%
+  \umlrelation[geometry=|-, stereo=extend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVHinclude}[3][]{%
+  \pgfkeys{/tikzuml/includerelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHinclude, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlHVHinclude, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/includerelation/.cd, #1}%
+  \umlrelation[geometry=-|-, stereo=include, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+\newcommand{\umlHVHextend}[3][]{%
+  \pgfkeys{/tikzuml/extendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHextend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlHVHextend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/extendrelation/.cd, #1}%
+  \umlrelation[geometry=-|-, stereo=extend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHVinclude}[3][]{%
+  \pgfkeys{/tikzuml/includerelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVinclude, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlVHVinclude, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/includerelation/.cd, #1}%
+  \umlrelation[geometry=|-|, stereo=include, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+\newcommand{\umlVHVextend}[3][]{%
+  \pgfkeys{/tikzuml/extendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVextend, forbidden option stereo}%
+             }{%
+               \ifthenelse{\equal{\keyname}{geometry}}{%
+                 \errmessage{TIKZUML ERROR : in umlVHVextend, forbidden option geometry}%
+               }{}%
+             }%
+           }}%
+  \pgfkeys{/tikzuml/extendrelation/.cd, #1}%
+  \umlrelation[geometry=|-|, stereo=extend, style={tikzuml dependency style}, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlCNinclude}[4][]{%
+  \pgfkeys{/tikzuml/includerelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlCNinclude, forbidden option stereo}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/includerelation/.cd, #1}%
+  \umlCNrelation[stereo=include, style={tikzuml dependency style}, #1]{#2}{#3}{#4}%
+}%
+\newcommand{\umlCNextend}[4][]{%
+  \pgfkeys{/tikzuml/extendrelation/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlCNextend, forbidden option stereo}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/extendrelation/.cd, #1}%
+  \umlCNrelation[stereo=extend, style={tikzuml dependency style}, #1]{#2}{#3}{#4}%
+}%
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                      state diagrams                     %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+\tikzstyle{tikzuml state style}=[rectangle split, rectangle split parts=2, rounded corners, inner xsep=1.5ex]%
+\tikzstyle{tikzuml transition style}=[color=\tikzumlDefaultDrawColor, rounded corners, -angle 45]%
+%
+\newcounter{tikzumlStateJoinNum}%
+\newcounter{tikzumlStateDecisionNum}%
+\newcounter{tikzumlStateInitialNum}%
+\newcounter{tikzumlStateFinalNum}%
+\newcounter{tikzumlStateEnterNum}%
+\newcounter{tikzumlStateExitNum}%
+\newcounter{tikzumlStateEndNum}%
+\newcounter{tikzumlStateHistoryNum}%
+\newcounter{tikzumlStateDeepHistoryNum}%
+\newcounter{tikzumlStateLevel}%
+\newcounter{tikzumlStateSubStateNum}%
+\newcounter{tikzumlStateText}%
+%
+\newif\iftikzumlstatejoinWithoutCoords%
+\newif\iftikzumlstatedecisionWithoutCoords%
+\newif\iftikzumlstateinitialWithoutCoords%
+\newif\iftikzumlstatefinalWithoutCoords%
+\newif\iftikzumlstateenterWithoutCoords%
+\newif\iftikzumlstateexitWithoutCoords%
+\newif\iftikzumlstateendWithoutCoords%
+\newif\iftikzumlstatehistoryWithoutCoords%
+\newif\iftikzumlstatedeephistoryWithoutCoords%
+\newif\iftikzumlstateWithoutCoords%
+%
+% define a uml join state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstatejoin}[1][]{%
+  \pgfkeys{/tikzuml/statejoin/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateJoinDefaultWidth,%
+                                   name/.initial=statejoin-\thetikzumlStateJoinNum,%
+                                   color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                   no coords/.is if=tikzumlstatejoinWithoutCoords,%
+                                   no coords=false,%
+                                   .unknown/.code={%
+                                     \let\keyname=\pgfkeyscurrentname%
+                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                     \ifthenelse{\equal{\keyname}{above}\OR%
+                                                 \equal{\keyname}{left}\OR%
+                                                 \equal{\keyname}{below}\OR%
+                                                 \equal{\keyname}{right}\OR%
+                                                 \equal{\keyname}{above left}\OR%
+                                                 \equal{\keyname}{above right}\OR%
+                                                 \equal{\keyname}{below left}\OR%
+                                                 \equal{\keyname}{below right}}{%
+                                       \IfSubStr{\keyvalue}{ of }{%
+                                         \pgfkeys{/tikzuml/statejoin/.cd, no coords}%
+                                       }{}%
+                                     }{}%
+                                     \ifx\keyvalue\pgfkeysnovalue%
+                                       \pgfkeys{/tikzuml/statejoin/.cd, style/.append style/.expand once={\keyname}}%
+                                     \else%
+                                       \pgfkeys{/tikzuml/statejoin/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                     \fi%
+                                     %\errmessage{TIKZUML ERROR : in umlstatejoin, invalid option \keyname}%
+                                   }%
+  }%
+  \pgfkeys{/tikzuml/statejoin/.cd, #1}%
+  \pgfkeys{/tikzuml/statejoin/.cd, x/.get=\tikzumlStateJoinX, y/.get=\tikzumlStateJoinY, width/.get=\tikzumlStateJoinMinimumWidth,%
+                                   name/.get=\tikzumlStateJoinName, color/.get=\tikzumlStateJoinColor%
+  }%
+  %
+  \def\tikzumlStateJoinPos{\tikzumlStateJoinX,\tikzumlStateJoinY}%
+  %
+  \iftikzumlstatejoinWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateJoinMinimumWidth, draw=\tikzumlStateJoinColor, fill=\tikzumlStateJoinColor, /tikzuml/statejoin/style] (\tikzumlStateJoinName) {};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateJoinMinimumWidth, draw=\tikzumlStateJoinColor, fill=\tikzumlStateJoinColor, /tikzuml/statejoin/style] (\tikzumlStateJoinName) at (\tikzumlStateJoinPos) {};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateJoinName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateJoinNum}%
+}%
+%
+% define a uml decision state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstatedecision}[1][]{%
+  \pgfkeys{/tikzuml/statedecision/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateDecisionDefaultWidth,%
+                                       name/.initial=statedecision-\thetikzumlStateDecisionNum,%
+                                       color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                       no coords/.is if=tikzumlstatedecisionWithoutCoords,%
+                                       no coords=false,%
+                                       .unknown/.code={%
+                                         \let\keyname=\pgfkeyscurrentname%
+                                         \let\keyvalue=\pgfkeyscurrentvalue%
+                                         \ifthenelse{\equal{\keyname}{above}\OR%
+                                                     \equal{\keyname}{left}\OR%
+                                                     \equal{\keyname}{below}\OR%
+                                                     \equal{\keyname}{right}\OR%
+                                                     \equal{\keyname}{above left}\OR%
+                                                     \equal{\keyname}{above right}\OR%
+                                                     \equal{\keyname}{below left}\OR%
+                                                     \equal{\keyname}{below right}}{%
+                                           \IfSubStr{\keyvalue}{ of }{%
+                                             \pgfkeys{/tikzuml/statedecision/.cd, no coords}%
+                                           }{}%
+                                         }{}%
+                                         \ifx\keyvalue\pgfkeysnovalue%
+                                           \pgfkeys{/tikzuml/statedecision/.cd, style/.append style/.expand once={\keyname}}%
+                                         \else%
+                                           \pgfkeys{/tikzuml/statedecision/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                         \fi%
+                                         %\errmessage{TIKZUML ERROR : in umlstatedecision, invalid option \keyname}%
+                                       }%
+  }%
+  \pgfkeys{/tikzuml/statedecision/.cd, #1}%
+  \pgfkeys{/tikzuml/statedecision/.cd, x/.get=\tikzumlStateDecisionX, y/.get=\tikzumlStateDecisionY, width/.get=\tikzumlStateDecisionMinimumWidth,%
+                                       name/.get=\tikzumlStateDecisionName, color/.get=\tikzumlStateDecisionColor%
+  }%
+  %  
+  \def\tikzumlStateDecisionPos{\tikzumlStateDecisionX,\tikzumlStateDecisionY}%
+  %
+  \iftikzumlstatedecisionWithoutCoords%
+    \node[rectangle, rotate=45, minimum size=\tikzumlStateDecisionMinimumWidth, draw=\tikzumlStateDecisionColor, /tikzuml/statedecision/style] (\tikzumlStateDecisionName) {};%
+  \else%
+    \node[rectangle, rotate=45, minimum size=\tikzumlStateDecisionMinimumWidth, draw=\tikzumlStateDecisionColor, /tikzuml/statedecision/style] (\tikzumlStateDecisionName) at (\tikzumlStateDecisionPos) {};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateDecisionName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateDecisionNum}%
+}%
+%
+% define a uml initial state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            entry, do, exit: entry/do/exit action of the state
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstateinitial}[1][]{%
+  \pgfkeys{/tikzuml/stateinitial/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateInitialDefaultWidth,%
+                                      name/.initial=stateinitial-\thetikzumlStateInitialNum,%
+                                      color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                      no coords/.is if=tikzumlstateinitialWithoutCoords,%
+                                      no coords=false,%
+                                      .unknown/.code={%
+                                        \let\keyname=\pgfkeyscurrentname%
+                                        \let\keyvalue=\pgfkeyscurrentvalue%
+                                        \ifthenelse{\equal{\keyname}{above}\OR%
+                                                    \equal{\keyname}{left}\OR%
+                                                    \equal{\keyname}{below}\OR%
+                                                    \equal{\keyname}{right}\OR%
+                                                    \equal{\keyname}{above left}\OR%
+                                                    \equal{\keyname}{above right}\OR%
+                                                    \equal{\keyname}{below left}\OR%
+                                                    \equal{\keyname}{below right}}{%
+                                          \IfSubStr{\keyvalue}{ of }{%
+                                            \pgfkeys{/tikzuml/stateinitial/.cd, no coords}%
+                                          }{}%
+                                        }{}%
+                                        \ifx\keyvalue\pgfkeysnovalue%
+                                          \pgfkeys{/tikzuml/stateinitial/.cd, style/.append style/.expand once={\keyname}}%
+                                        \else%
+                                          \pgfkeys{/tikzuml/stateinitial/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                        \fi%
+                                        %\errmessage{TIKZUML ERROR : in umlstateinitial, invalid option \keyname}%
+                                      }%
+  }%
+  \pgfkeys{/tikzuml/stateinitial/.cd, #1}%
+  \pgfkeys{/tikzuml/stateinitial/.cd, x/.get=\tikzumlStateInitialX, y/.get=\tikzumlStateInitialY, width/.get=\tikzumlStateInitialMinimumWidth,%
+                                      name/.get=\tikzumlStateInitialName, color/.get=\tikzumlStateInitialColor%
+  }%
+  %  
+  \def\tikzumlStateInitialPos{\tikzumlStateInitialX,\tikzumlStateInitialY}%
+  %
+  \iftikzumlstateinitialWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateInitialMinimumWidth, fill=\tikzumlStateInitialColor, /tikzuml/stateinitial/style] (\tikzumlStateInitialName) {};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateInitialMinimumWidth, fill=\tikzumlStateInitialColor, /tikzuml/stateinitial/style] (\tikzumlStateInitialName) at (\tikzumlStateInitialPos) {};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateInitialName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateInitialNum}%
+}%
+%
+% define a uml final state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstatefinal}[1][]{%
+  \pgfkeys{/tikzuml/statefinal/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateFinalDefaultWidth,%
+                                    name/.initial=statefinal-\thetikzumlStateFinalNum,%
+                                    color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                    no coords/.is if=tikzumlstatefinalWithoutCoords,%
+                                    no coords=false,%
+                                    .unknown/.code={%
+                                      \let\keyname=\pgfkeyscurrentname%
+                                      \let\keyvalue=\pgfkeyscurrentvalue%
+                                      \ifthenelse{\equal{\keyname}{above}\OR%
+                                                  \equal{\keyname}{left}\OR%
+                                                  \equal{\keyname}{below}\OR%
+                                                  \equal{\keyname}{right}\OR%
+                                                  \equal{\keyname}{above left}\OR%
+                                                  \equal{\keyname}{above right}\OR%
+                                                  \equal{\keyname}{below left}\OR%
+                                                  \equal{\keyname}{below right}}{%
+                                        \IfSubStr{\keyvalue}{ of }{%
+                                          \pgfkeys{/tikzuml/statefinal/.cd, no coords}%
+                                        }{}%
+                                      }{}%
+                                      \ifx\keyvalue\pgfkeysnovalue%
+                                        \pgfkeys{/tikzuml/statefinal/.cd, style/.append style/.expand once={\keyname}}%
+                                      \else%
+                                        \pgfkeys{/tikzuml/statefinal/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                      \fi%
+                                      %\errmessage{TIKZUML ERROR : in umlstatefinal, invalid option \keyname}%
+                                    }%
+  }%
+  \pgfkeys{/tikzuml/statefinal/.cd, #1}%
+  \pgfkeys{/tikzuml/statefinal/.cd, x/.get=\tikzumlStateFinalX, y/.get=\tikzumlStateFinalY, width/.get=\tikzumlStateFinalMinimumWidth,%
+                                       name/.get=\tikzumlStateFinalName, color/.get=\tikzumlStateFinalColor%
+  }%
+  %  
+  \def\tikzumlStateFinalPos{\tikzumlStateFinalX,\tikzumlStateFinalY}%
+  %
+  \iftikzumlstatefinalWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateFinalMinimumWidth, draw=\tikzumlStateFinalColor, fill=\tikzumlStateFinalColor, double, double distance=0.1cm, /tikzuml/statefinal/style] (\tikzumlStateFinalName) {};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateFinalMinimumWidth, draw=\tikzumlStateFinalColor, fill=\tikzumlStateFinalColor, double, double distance=0.1cm, /tikzuml/statefinal/style] (\tikzumlStateFinalName) at (\tikzumlStateFinalPos) {};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateFinalName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateFinalNum}%
+}%
+%
+% define a uml enter state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstateenter}[1][]{%
+  \pgfkeys{/tikzuml/stateenter/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateEnterDefaultWidth,%
+                                    name/.initial=stateenter-\thetikzumlStateEnterNum,%
+                                    color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                    no coords/.is if=tikzumlstateenterWithoutCoords,%
+                                    no coords=false,%
+                                    .unknown/.code={%
+                                      \let\keyname=\pgfkeyscurrentname%
+                                      \let\keyvalue=\pgfkeyscurrentvalue%
+                                      \ifthenelse{\equal{\keyname}{above}\OR%
+                                                  \equal{\keyname}{left}\OR%
+                                                  \equal{\keyname}{below}\OR%
+                                                  \equal{\keyname}{right}\OR%
+                                                  \equal{\keyname}{above left}\OR%
+                                                  \equal{\keyname}{above right}\OR%
+                                                  \equal{\keyname}{below left}\OR%
+                                                  \equal{\keyname}{below right}}{%
+                                        \IfSubStr{\keyvalue}{ of }{%
+                                          \pgfkeys{/tikzuml/stateenter/.cd, no coords}%
+                                        }{}%
+                                      }{}%
+                                      \ifx\keyvalue\pgfkeysnovalue%
+                                        \pgfkeys{/tikzuml/stateenter/.cd, style/.append style/.expand once={\keyname}}%
+                                      \else%
+                                        \pgfkeys{/tikzuml/stateenter/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                      \fi%
+                                      %\errmessage{TIKZUML ERROR : in umlstateenter, invalid option \keyname}%
+                                    }%
+  }%
+  \pgfkeys{/tikzuml/stateenter/.cd, #1}%
+  \pgfkeys{/tikzuml/stateenter/.cd, x/.get=\tikzumlStateEnterX, y/.get=\tikzumlStateEnterY, width/.get=\tikzumlStateEnterMinimumWidth,%
+                                    name/.get=\tikzumlStateEnterName, color/.get=\tikzumlStateEnterColor%
+  }%
+  %  
+  \def\tikzumlStateEnterPos{\tikzumlStateEnterX,\tikzumlStateEnterY}%
+  %
+  \iftikzumlstateenterWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateEnterMinimumWidth, draw=\tikzumlStateEnterColor, /tikzuml/stateenter/style] (\tikzumlStateEnterName) {};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateEnterMinimumWidth, draw=\tikzumlStateEnterColor, /tikzuml/stateenter/style] (\tikzumlStateEnterName) at (\tikzumlStateEnterPos) {};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateEnterName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateEnterNum}%
+}%
+%
+% define a uml exit state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstateexit}[1][]{%
+  \pgfkeys{/tikzuml/stateexit/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateExitDefaultWidth,%
+                                   name/.initial=stateexit-\thetikzumlStateExitNum,%
+                                   color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                   no coords/.is if=tikzumlstateexitWithoutCoords,%
+                                   no coords=false,%
+                                   .unknown/.code={%
+                                     \let\keyname=\pgfkeyscurrentname%
+                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                     \ifthenelse{\equal{\keyname}{above}\OR%
+                                                 \equal{\keyname}{left}\OR%
+                                                 \equal{\keyname}{below}\OR%
+                                                 \equal{\keyname}{right}\OR%
+                                                 \equal{\keyname}{above left}\OR%
+                                                 \equal{\keyname}{above right}\OR%
+                                                 \equal{\keyname}{below left}\OR%
+                                                 \equal{\keyname}{below right}}{%
+                                       \IfSubStr{\keyvalue}{ of }{%
+                                         \pgfkeys{/tikzuml/stateexit/.cd, no coords}%
+                                       }{}%
+                                     }{}%
+                                     \ifx\keyvalue\pgfkeysnovalue%
+                                       \pgfkeys{/tikzuml/stateexit/.cd, style/.append style/.expand once={\keyname}}%
+                                     \else%
+                                       \pgfkeys{/tikzuml/stateexit/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                     \fi%
+                                     %\errmessage{TIKZUML ERROR : in umlstateexit, invalid option \keyname}%
+                                   }%
+  }%
+  \pgfkeys{/tikzuml/stateexit/.cd, #1}%
+  \pgfkeys{/tikzuml/stateexit/.cd, x/.get=\tikzumlStateExitX, y/.get=\tikzumlStateExitY, width/.get=\tikzumlStateExitMinimumWidth,%
+                                   name/.get=\tikzumlStateExitName, color/.get=\tikzumlStateExitColor%
+  }%
+  %  
+  \def\tikzumlStateExitPos{\tikzumlStateExitX,\tikzumlStateExitY}%
+  %
+  \iftikzumlstateexitWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateExitMinimumWidth, draw=\tikzumlStateExitColor, /tikzuml/stateexit/style] (\tikzumlStateExitName) {};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateExitMinimumWidth, draw=\tikzumlStateExitColor, /tikzuml/stateexit/style] (\tikzumlStateExitName) at (\tikzumlStateExitPos) {};%
+  \fi%
+  \draw[draw=\tikzumlStateExitColor] (\tikzumlStateExitName.north east) -- (\tikzumlStateExitName.south west) (\tikzumlStateExitName.north west) -- (\tikzumlStateExitName.south east);
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateExitName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateExitNum}%
+}%
+%
+% define a uml end state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstateend}[1][]{%
+  \pgfkeys{/tikzuml/stateend/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateEndDefaultWidth,%
+                                  name/.initial=stateend-\thetikzumlStateEndNum,%
+                                  color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                  no coords/.is if=tikzumlstateendWithoutCoords,%
+                                  no coords=false,%
+                                  .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \ifthenelse{\equal{\keyname}{above}\OR%
+                                                \equal{\keyname}{left}\OR%
+                                                \equal{\keyname}{below}\OR%
+                                                \equal{\keyname}{right}\OR%
+                                                \equal{\keyname}{above left}\OR%
+                                                \equal{\keyname}{above right}\OR%
+                                                \equal{\keyname}{below left}\OR%
+                                                \equal{\keyname}{below right}}{%
+                                      \IfSubStr{\keyvalue}{ of }{%
+                                        \pgfkeys{/tikzuml/stateend/.cd, no coords}%
+                                      }{}%
+                                    }{}%
+                                    \ifx\keyvalue\pgfkeysnovalue%
+                                      \pgfkeys{/tikzuml/stateend/.cd, style/.append style/.expand once={\keyname}}%
+                                    \else%
+                                      \pgfkeys{/tikzuml/stateend/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                    \fi%
+                                    %\errmessage{TIKZUML ERROR : in umlstateend, invalid option \keyname}%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/stateend/.cd, #1}%
+  \pgfkeys{/tikzuml/stateend/.cd, x/.get=\tikzumlStateEndX, y/.get=\tikzumlStateEndY, width/.get=\tikzumlStateEndMinimumWidth,%
+                                  name/.get=\tikzumlStateEndName, color/.get=\tikzumlStateEndColor%
+  }%
+  %  
+  \def\tikzumlStateEndPos{\tikzumlStateEndX,\tikzumlStateEndY}%
+  %
+  \iftikzumlstateendWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateEndMinimumWidth, /tikzuml/stateend/style] (\tikzumlStateEndName) {};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateEndMinimumWidth, /tikzuml/stateend/style] (\tikzumlStateEndName) at (\tikzumlStateEndPos) {};%
+  \fi%
+  \draw[draw=\tikzumlStateEndColor] (\tikzumlStateEndName.north east) -- (\tikzumlStateEndName.south west) (\tikzumlStateEndName.north west) -- (\tikzumlStateEndName.south east);
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateEndName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateEndNum}%
+}%
+%
+\newcommand{\picturedhistory}[1]{%
+  \begin{tikzpicture}[#1]%
+  \draw[thick] (-0.1cm,-0.15cm) -- (-0.1cm,0.15cm)
+               (-0.1cm,0) -- (0.1cm,0)
+               (0.1cm,-0.15cm) -- (0.1cm,0.15cm);%
+  \end{tikzpicture}%
+}%
+%
+% define a uml history state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstatehistory}[1][]{%
+  \pgfkeys{/tikzuml/statehistory/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateHistoryDefaultWidth,%
+                                      name/.initial=statehistory-\thetikzumlStateHistoryNum,%
+                                      color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                      no coords/.is if=tikzumlstatehistoryWithoutCoords,%
+                                      no coords=false,%
+                                      .unknown/.code={%
+                                        \let\keyname=\pgfkeyscurrentname%
+                                        \let\keyvalue=\pgfkeyscurrentvalue%
+                                        \ifthenelse{\equal{\keyname}{above}\OR%
+                                                    \equal{\keyname}{left}\OR%
+                                                    \equal{\keyname}{below}\OR%
+                                                    \equal{\keyname}{right}\OR%
+                                                    \equal{\keyname}{above left}\OR%
+                                                    \equal{\keyname}{above right}\OR%
+                                                    \equal{\keyname}{below left}\OR%
+                                                    \equal{\keyname}{below right}}{%
+                                          \IfSubStr{\keyvalue}{ of }{%
+                                            \pgfkeys{/tikzuml/statehistory/.cd, no coords}%
+                                          }{}%
+                                        }{}%
+                                        \ifx\keyvalue\pgfkeysnovalue%
+                                          \pgfkeys{/tikzuml/statehistory/.cd, style/.append style/.expand once={\keyname}}%
+                                        \else%
+                                          \pgfkeys{/tikzuml/statehistory/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                        \fi%
+                                        %\errmessage{TIKZUML ERROR : in umlstatehistory, invalid option \keyname}%
+                                      }%
+  }%
+  \pgfkeys{/tikzuml/statehistory/.cd, #1}%
+  \pgfkeys{/tikzuml/statehistory/.cd, x/.get=\tikzumlStateHistoryX, y/.get=\tikzumlStateHistoryY, width/.get=\tikzumlStateHistoryMinimumWidth,%
+                                      name/.get=\tikzumlStateHistoryName, color/.get=\tikzumlStateHistoryColor%
+  }%
+  %
+  \def\tikzumlStateHistoryPos{\tikzumlStateHistoryX,\tikzumlStateHistoryY}%
+  %
+  \iftikzumlstatehistoryWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateHistoryMinimumWidth, draw=\tikzumlStateHistoryColor, /tikzuml/statehistory/style] (\tikzumlStateHistoryName) {\picturedhistory{draw=\tikzumlStateHistoryColor}};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateHistoryMinimumWidth, draw=\tikzumlStateHistoryColor, /tikzuml/statehistory/style] (\tikzumlStateHistoryName) at (\tikzumlStateHistoryPos) {\picturedhistory{draw=\tikzumlStateHistoryColor}};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateHistoryName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateHistoryNum}%
+}%
+%
+\newcommand{\pictureddeephistory}[1]{%
+  \begin{tikzpicture}[#1]%
+  \draw[thick] (-0.1cm,-0.15cm) -- (-0.1cm,0.15cm)
+               (-0.1cm,0) -- (0.1cm,0)
+               (0.1cm,-0.15cm) -- (0.1cm,0.15cm)
+               (0.23cm,0.19cm) -- (0.23cm,0.11cm)
+               (0.20cm,0.17cm) -- (0.26cm,0.13cm)
+               (0.20cm,0.13cm) -- (0.26cm,0.17cm);%
+  \end{tikzpicture}%
+}%
+%
+% define a uml deep-history state
+% args : name of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            color: color of the join symbol
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newcommand{\umlstatedeephistory}[1][]{%
+  \pgfkeys{/tikzuml/statedeephistory/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateDeepHistoryDefaultWidth,%
+                                          name/.initial=statedeephistory-\thetikzumlStateDeepHistoryNum,%
+                                          color/.initial=\tikzumlDefaultDrawColor, style/.style={},%
+                                          no coords/.is if=tikzumlstatedeephistoryWithoutCoords,%
+                                          no coords=false,%
+                                          .unknown/.code={%
+                                            \let\keyname=\pgfkeyscurrentname%
+                                            \let\keyvalue=\pgfkeyscurrentvalue%
+                                            \ifthenelse{\equal{\keyname}{above}\OR%
+                                                        \equal{\keyname}{left}\OR%
+                                                        \equal{\keyname}{below}\OR%
+                                                        \equal{\keyname}{right}\OR%
+                                                        \equal{\keyname}{above left}\OR%
+                                                        \equal{\keyname}{above right}\OR%
+                                                        \equal{\keyname}{below left}\OR%
+                                                        \equal{\keyname}{below right}}{%
+                                              \IfSubStr{\keyvalue}{ of }{%
+                                                \pgfkeys{/tikzuml/statedeephistory/.cd, no coords}%
+                                              }{}%
+                                            }{}%
+                                            \ifx\keyvalue\pgfkeysnovalue%
+                                              \pgfkeys{/tikzuml/statedeephistory/.cd, style/.append style/.expand once={\keyname}}%
+                                            \else%
+                                              \pgfkeys{/tikzuml/statedeephistory/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                            \fi%
+                                            %\errmessage{TIKZUML ERROR : in umlstatedeephistory, invalid option \keyname}%
+                                          }%
+  }%
+  \pgfkeys{/tikzuml/statedeephistory/.cd, #1}%
+  \pgfkeys{/tikzuml/statedeephistory/.cd, x/.get=\tikzumlStateDeepHistoryX, y/.get=\tikzumlStateDeepHistoryY, width/.get=\tikzumlStateDeepHistoryMinimumWidth,%
+                                          name/.get=\tikzumlStateDeepHistoryName, color/.get=\tikzumlStateDeepHistoryColor%
+  }%
+  %  
+  \def\tikzumlStateDeepHistoryPos{\tikzumlStateDeepHistoryX,\tikzumlStateDeepHistoryY}%
+  %
+  \iftikzumlstatedeephistoryWithoutCoords%
+    \node[circle, minimum size=\tikzumlStateDeepHistoryMinimumWidth, draw=\tikzumlStateDeepHistoryColor, /tikzuml/statedeephistory/style] (\tikzumlStateDeepHistoryName) {\pictureddeephistory{draw=\tikzumlStateDeepHistoryColor}};%
+  \else%
+    \node[circle, minimum size=\tikzumlStateDeepHistoryMinimumWidth, draw=\tikzumlStateDeepHistoryColor, /tikzuml/statedeephistory/style] (\tikzumlStateDeepHistoryName) at (\tikzumlStateDeepHistoryPos) {\pictureddeephistory{draw=\tikzumlStateDeepHistoryColor}};%
+  \fi%
+  %
+  % add to fit
+  \ifnum\c@tikzumlStateLevel>0%
+    \edef\tikzumlStateFitOld{\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{\tikzumlStateFitOld (\tikzumlStateDeepHistoryName)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  \stepcounter{tikzumlStateDeepHistoryNum}%
+}%
+%
+% define a uml state
+% args : name of the state
+%         content of the state
+% optional : x,y: coordinates of the state
+%            width: width of the state node
+%            name: name of the state node
+%            entry, do, exit: entry/do/exit action of the state
+%            draw, fill, text: colors
+%            style: to manage every default TikZ option
+%            no coords: to tell that the state position is defined relatively
+%                       to another node (automatically used with TikZ options above, below, left, right, below left, ...)
+\newenvironment{umlstate}[2][]{%
+  \ifnum\thetikzumlStateLevel>0%
+    \let\tikzumlState@nameold\tikzumlState@fitname%
+    \let\tikzumlState@parentold\tikzumlState@parent%
+    \edef\tikzumlState@parent{\tikzumlState@parentold @@\tikzumlState@nameold}%
+  \else%
+    \def\tikzumlState@parent{}%
+  \fi%
+  %
+  \stepcounter{tikzumlStateLevel}%
+  %
+  \pgfkeys{/tikzuml/state/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlStateDefaultWidth,%
+                               name/.initial={},%
+                               entry/.initial={}, do/.initial={}, exit/.initial={},%
+                               draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlStateDefaultFillColor,%
+                               text/.initial=\tikzumlDefaultTextColor, style/.style={},%
+                               no coords/.is if=tikzumlstateWithoutCoords,%
+                               no coords=false,%
+                               .unknown/.code={%
+                                 \let\keyname=\pgfkeyscurrentname%
+                                 \let\keyvalue=\pgfkeyscurrentvalue%
+                                 \ifthenelse{\equal{\keyname}{above}\OR%
+                                             \equal{\keyname}{left}\OR%
+                                             \equal{\keyname}{below}\OR%
+                                             \equal{\keyname}{right}\OR%
+                                             \equal{\keyname}{above left}\OR%
+                                             \equal{\keyname}{above right}\OR%
+                                             \equal{\keyname}{below left}\OR%
+                                             \equal{\keyname}{below right}}{%
+                                   \IfSubStr{\keyvalue}{ of }{%
+                                     \pgfkeys{/tikzuml/state/.cd, no coords}%
+                                   }{}%
+                                 }{}%
+                                 \ifx\keyvalue\pgfkeysnovalue%
+                                   \pgfkeys{/tikzuml/state/.cd, style/.append style/.expand once={\keyname}}%
+                                 \else%
+                                   \pgfkeys{/tikzuml/state/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                 \fi%
+                    %             \errmessage{TIKZUML ERROR : in umlstate, invalid option \keyname}%
+                               }%
+  }%
+  \pgfkeys{/tikzuml/state/.cd, #1}%
+  \pgfkeys{/tikzuml/state/.cd, x/.get=\tikzumlStateXShift, y/.get=\tikzumlStateYShift, width/.get=\tikzumlStateMinimumWidth, name/.get=\tikzumlStateName,%
+                               entry/.get=\tikzumlStateEntry, do/.get=\tikzumlStateDo, exit/.get=\tikzumlStateExit,%
+                               draw/.get=\tikzumlStateDrawColor, fill/.get=\tikzumlStateFillColor,%
+                               text/.get=\tikzumlStateTextColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlStateName}{}}{%
+    \edef\tikzumlState@name{#2}%
+  }{%
+    \edef\tikzumlState@name{\tikzumlStateName}%
+  }%
+  %
+  \begingroup%
+    \def\_{@}\edef\x{\endgroup%
+      \def\noexpand\tikzumlState@fitname{\tikzumlState@name}}\x%
+  %
+  \let\tikzumlState@nodeNameold\tikzumlState@nodeName%
+  \def\tikzumlState@caption{#2}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlState@nodeName{\tikzumlState@name}}\x%
+  %
+  \expandafter\gdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{}%
+  %
+  \setcounter{tikzumlStateSubStateNum}{0}%
+  \setcounter{tikzumlStateText}{0}%
+  %
+  \def\tikzumlStateText{tikzumlEmpty}%
+  \begin{scope}[xshift=\tikzumlStateXShift cm, yshift=\tikzumlStateYShift cm]%
+}{%
+  %  
+  \def\tikzumlstaterootlabel{\phantom{\tikzumlState@nodeName}}%
+  %
+  \def\tikzumlstaterootinnerysep{0.5ex}%
+  \def\tikzumlstatebodyinnerysep{2ex}%
+  %
+  \ifthenelse{\equal{\tikzumlStateEntry}{}}{}{%
+    \ifnum\c@tikzumlStateText=0%
+      \def\tikzumlStateText{entry/\tikzumlStateEntry}%
+    \else%
+      \let\tikzumlStateTextOld\tikzumlStateText%
+      \ifthenelse{\equal{\tikzumlStateText}{tikzumlEmpty}}{%
+        \def\tikzumlStateText{entry/\tikzumlStateEntry}%
+      }{%
+        \expandafter\def\expandafter\tikzumlStateText\expandafter{\tikzumlStateTextOld \\ entry/\tikzumlStateEntry}%
+      }%
+    \fi%
+    \setcounter{tikzumlStateText}{1}%
+    \ifnum\c@tikzumlStateSubStateNum=0%
+      \def\tikzumlstatebodyinnerysep{0}%
+      \def\tikzumlstaterootinnerysep{0}%
+    \fi%
+  }%
+  \ifthenelse{\equal{\tikzumlStateDo}{}}{}{%
+    \ifnum\c@tikzumlStateText=0%
+      \def\tikzumlStateText{do/\tikzumlStateDo}%
+    \else%
+      \let\tikzumlStateTextOld\tikzumlStateText%
+      \ifthenelse{\equal{\tikzumlStateText}{tikzumlEmpty}}{%
+        \def\tikzumlStateText{do/\tikzumlStateDo}%
+      }{%
+        \expandafter\def\expandafter\tikzumlStateText\expandafter{\tikzumlStateTextOld \\ do/\tikzumlStateDo}%
+      }%
+    \fi%
+    \setcounter{tikzumlStateText}{1}%
+    \ifnum\c@tikzumlStateSubStateNum=0%
+      \def\tikzumlstatebodyinnerysep{0}%
+      \def\tikzumlstaterootinnerysep{0}%
+    \fi%
+  }%
+  \ifthenelse{\equal{\tikzumlStateExit}{}}{}{%
+    \ifnum\c@tikzumlStateText=0%
+      \def\tikzumlStateText{exit/\tikzumlStateExit}%
+    \else%
+      \let\tikzumlStateTextOld\tikzumlStateText%
+      \ifthenelse{\equal{\tikzumlStateText}{tikzumlEmpty}}{%
+        \def\tikzumlStateText{exit/\tikzumlStateExit}%
+      }{%
+        \expandafter\def\expandafter\tikzumlStateText\expandafter{\tikzumlStateTextOld \\ exit/\tikzumlStateExit}%
+      }%
+    \fi%
+    \setcounter{tikzumlStateText}{1}%
+    \ifnum\c@tikzumlStateSubStateNum=0%
+      \def\tikzumlstatebodyinnerysep{0}%
+      \def\tikzumlstaterootinnerysep{0}%
+    \fi%
+  }%
+  %
+  \addtocounter{tikzumlStateLevel}{-1}%
+  \begin{pgfonlayer}{state\thetikzumlStateLevel}%
+  %
+  % if contains nothing, one define a fictive node to enable the fit option
+  \ifnum\c@tikzumlStateSubStateNum=0%
+    \iftikzumlstateWithoutCoords%
+      \node[inner ysep=\tikzumlstaterootinnerysep, minimum width=\tikzumlStateMinimumWidth, /tikzuml/state/style] (\tikzumlState@nodeName-root) {\tikzumlstaterootlabel};%
+    \else%
+      \node[inner ysep=\tikzumlstaterootinnerysep, minimum width=\tikzumlStateMinimumWidth, /tikzuml/state/style] (\tikzumlState@nodeName-root) at (0,0) {\tikzumlstaterootlabel};%
+    \fi%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname{(\tikzumlState@nodeName-root)}%
+  \fi%
+  %
+  \ifnum\c@tikzumlStateLevel>0%
+    \def\tikzumlStateFitTmp{\csname tikzumlStateFit\tikzumlState@parent\endcsname}%
+    \expandafter\xdef\csname tikzumlStateFit\tikzumlState@parent\endcsname{\tikzumlStateFitTmp (\tikzumlState@nodeName-body) (\tikzumlState@nodeName-caption)}%
+    \stepcounter{tikzumlStateSubStateNum}%
+  \fi%
+  %
+  \node[inner xsep=2ex, inner ysep=\tikzumlstatebodyinnerysep, fit = \csname tikzumlStateFit\tikzumlState@parent @@\tikzumlState@fitname\endcsname, /tikzuml/state/style ] (\tikzumlState@nodeName-body) {};%
+  \def\tikzumlState@orig{body}%
+  \ifnum\c@tikzumlStateText=1%
+    \node[above=0] (\tikzumlState@nodeName-texttmp) at (\tikzumlState@nodeName-\tikzumlState@orig.north) {\begin{tabular}{l}\tikzumlStateText \end{tabular}};%
+    \def\tikzumlState@orig{texttmp}%
+  \fi%
+  \node[above] (\tikzumlState@nodeName-captiontmp) at (\tikzumlState@nodeName-\tikzumlState@orig.north) {\tikzumlState@caption};%
+  \ifnum\c@tikzumlStateText=1%
+    \node[rounded corners, draw=\tikzumlStateDrawColor, fill=\tikzumlStateFillColor, name=\tikzumlState@nodeName, fit=(\tikzumlState@nodeName-body) (\tikzumlState@nodeName-texttmp) (\tikzumlState@nodeName-captiontmp)] {};%
+  \else%
+    \node[rounded corners, draw=\tikzumlStateDrawColor, fill=\tikzumlStateFillColor, name=\tikzumlState@nodeName, fit=(\tikzumlState@nodeName-body) (\tikzumlState@nodeName-captiontmp)] {};%
+  \fi%
+  \ifnum\c@tikzumlStateText=1%
+    \node (\tikzumlState@nodeName-text) at (\tikzumlState@nodeName-texttmp) {\begin{tabular}{l}\tikzumlStateText \end{tabular}};%
+  \fi%
+  \node (\tikzumlState@nodeName-caption) at (\tikzumlState@nodeName-captiontmp) {\tikzumlState@caption};%
+  \draw (\tikzumlState@nodeName-caption.south -| \tikzumlState@nodeName.north west) -- (\tikzumlState@nodeName-caption.south -| \tikzumlState@nodeName.north east);%
+  \end{pgfonlayer}%
+  \end{scope}%
+}%
+%
+% shortcut for empty state
+\newcommand{\umlbasicstate}[2][]{\begin{umlstate}[#1]{#2}\end{umlstate}}%
+%
+% command to add text in a state, to be used inside umlstate environment
+\newcommand{\umlstatetext}[1]{%
+  \def\tikzumlStateText{#1}%
+  \setcounter{tikzumlStateText}{1}%
+}%
+%
+% shortcuts for state transitions macros
+\newcommand{\umltrans}[3][]{%
+  \ifthenelse{\equal{#2}{#3}}{%
+    \umlrelation[style={tikzuml transition style}, recursive mode=transition, #1]{#2}{#3}%
+  }{%
+    \umlrelation[style={tikzuml transition style}, #1]{#2}{#3}%
+  }%
+}%
+\newcommand{\umlHVtrans}[3][]{\umlHVrelation[style={tikzuml transition style}, #1]{#2}{#3}}%
+\newcommand{\umlVHtrans}[3][]{\umlVHrelation[style={tikzuml transition style}, #1]{#2}{#3}}%
+\newcommand{\umlVHVtrans}[3][]{\umlVHVrelation[style={tikzuml transition style}, #1]{#2}{#3}}%
+\newcommand{\umlHVHtrans}[3][]{\umlHVHrelation[style={tikzuml transition style}, #1]{#2}{#3}}%
+\newcommand{\umlCNtrans}[4][]{\umlCNrelation[style={tikzuml transition style}, #1]{#2}{#3}{#4}}%
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                     sequence diagrams                   %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+\tikzstyle{tikzuml synchron-msg style}=[color=\tikzumlDefaultDrawColor, -triangle 45]%
+\tikzstyle{tikzuml asynchron-msg style}=[color=\tikzumlDefaultDrawColor, -angle 45]%
+\tikzstyle{tikzuml return-msg style}=[color=\tikzumlDefaultDrawColor, dashed, -angle 45]%
+\tikzstyle{tikzuml call return style}=[color=\tikzumlDefaultDrawColor, dashed, -angle 45]%
+\tikzstyle{tikzuml activity style}=[inner xsep=1ex, inner ysep=1ex]%
+%
+\newcounter{tikzumlObjectNum}%
+\newcounter{tikzumlCallLevel}%
+\newcounter{tikzumlCallNum}%
+\newcounter{tikzumlFragmentLevel}%
+\newcounter{tikzumlFragmentLevelNum}%
+\newcounter{tikzumlFragmentNum}%
+\newcounter{tikzumlFragmentPartNum}%
+\newcounter{tikzumlCallStartFragmentNum}%
+\newcounter{tikzumlCallEndFragmentNum}%
+%
+\newif\iftikzumlobjectNoDDots%
+\newif\iftikzumlcreatecallNoDDots%
+%
+% define a sequence diagram
+% 
+\newenvironment{umlseqdiag}{%
+  \gdef\tikzumlInCreateCall{0}%
+  \setcounter{tikzumlObjectNum}{0}%
+  \setcounter{tikzumlCallLevel}{0}%
+  \setcounter{tikzumlCallNum}{0}%
+  \setcounter{tikzumlFragmentLevel}{0}%
+  \setcounter{tikzumlFragmentLevelNum}{0}%
+  \setcounter{tikzumlFragmentNum}{0}%
+  \setcounter{tikzumlFragmentPartNum}{0}%
+  \setcounter{tikzumlCallStartFragmentNum}{0}%
+  \setcounter{tikzumlCallEndFragmentNum}{0}%
+  %
+  \ifx \@umlactor \@empty
+    \newcommand{\umlactor}[2][]{%
+      \pgfkeys{/tikzuml/actorobj/.cd, .unknown/.code={%
+                                        \let\keyname=\pgfkeyscurrentname%
+                                        \let\keyvalue=\pgfkeyscurrentvalue%
+                                        \ifthenelse{\equal{\keyname}{stereo}}{%
+                                          \errmessage{TIKZUML ERROR : in umlactor, forbidden option stereo}%
+                                        }{}%
+                                      }%
+      }%
+      %
+      \pgfkeys{/tikzuml/actorobj/.cd, ##1}%
+      \umlobject[stereo=actor, ##1]{##2}%
+    }%
+  \else%
+    \renewcommand{\umlactor}[2][]{%
+      \pgfkeys{/tikzuml/actorobj/.cd, .unknown/.code={%
+                                        \let\keyname=\pgfkeyscurrentname%
+                                        \let\keyvalue=\pgfkeyscurrentvalue%
+                                        \ifthenelse{\equal{\keyname}{stereo}}{%
+                                          \errmessage{TIKZUML ERROR : in umlactor, forbidden option stereo}%
+                                        }{}%
+                                      }%
+      }%
+      %
+      \pgfkeys{/tikzuml/actorobj/.cd, ##1}%
+      \umlobject[stereo=actor, ##1]{##2}%
+    }%
+  \fi%
+  \begin{scope}[font=\tikzumlDefaultFont]%
+}{%
+  % draw lifelines of each object
+  \begin{pgfonlayer}{lifelines}%
+  \foreach \id in \tikzumlIdList {%
+    \draw (\csname tikzumlLastChild@\id \endcsname)+(0,-2.5ex) node[inner sep=0, name=end-\id] {};%
+    \draw[dotted] (\id) -- (end-\id);%
+  }%
+  \end{pgfonlayer}%
+  \end{scope}%
+}%
+%
+% define the database symbol
+% optional : global tikzpicture styles
+\newcommand{\pictureddatabase}[1]{%
+  \pgfkeys{/tikzuml/database/.cd, scale/.initial=1, .unknown/.code={}}%
+  \pgfkeys{/tikzuml/database/.cd,#1}%
+  \pgfkeys{/tikzuml/database/.cd, scale/.get=\tikzumlDatabaseScale}%
+  %
+  \begin{tikzpicture}[#1]%
+  \node[fill, draw, ellipse, minimum width=\tikzumlDatabaseScale*4ex, minimum height=\tikzumlDatabaseScale*2ex, inner sep=0] (bottom) at (0,-2ex) {};%
+  \node[fill, draw, ellipse, minimum width=\tikzumlDatabaseScale*4ex, minimum height=\tikzumlDatabaseScale*2ex, inner sep=0] (top) at (0,4ex) {};%
+  \fill (bottom.west) rectangle (top.east);%
+  \begin{scope}%
+  \clip (-3.5ex,-0.5ex) rectangle (3.5ex,2.5ex);%
+  \node[draw, dashed, ellipse, minimum width=\tikzumlDatabaseScale*4ex, minimum height=\tikzumlDatabaseScale*2ex, inner sep=0] (bottom2) at (0,-2ex) {};%
+  \end{scope}%
+  \node[draw, ellipse, minimum width=\tikzumlDatabaseScale*4ex, minimum height=\tikzumlDatabaseScale*2ex, inner sep=0] (top2) at (0,4ex) {};%
+  \draw (bottom.west) -- (top.west) (bottom.east) -- (top.east);%
+  \end{tikzpicture}%
+}%
+%
+% define the entity symbol
+% optional : global tikzpicture styles
+\newcommand{\picturedentity}[1]{%
+  \pgfkeys{/tikzuml/entity/.cd, scale/.initial=1, .unknown/.code={}}%
+  \pgfkeys{/tikzuml/entity/.cd,#1}%
+  \pgfkeys{/tikzuml/entity/.cd, scale/.get=\tikzumlEntityScale}%
+  %
+  \begin{tikzpicture}[#1]%
+  \node[fill, draw, circle, inner sep=0, minimum size=\tikzumlEntityScale*5ex] (center) at (0,0) {};%
+  \draw (center.south) node[coordinate, name=bottom] {};%
+  \draw (bottom)+(-2ex,0) node[coordinate, name=bottom-left] {};%
+  \draw (bottom)+(2ex,0) node[coordinate, name=bottom-right] {};%
+  \draw (center) -- (bottom);%
+  \draw (bottom-left) -- (bottom-right);%
+  \end{tikzpicture}%
+}%
+%
+% define the boundary symbol
+% optional : global tikzpicture styles
+\newcommand{\picturedboundary}[1]{%
+  \pgfkeys{/tikzuml/boundary/.cd, scale/.initial=1, .unknown/.code={}}%
+  \pgfkeys{/tikzuml/boundary/.cd,#1}%
+  \pgfkeys{/tikzuml/boundary/.cd, scale/.get=\tikzumlBoundaryScale}%
+  %
+  \begin{tikzpicture}[#1]
+  \node[fill, draw, circle, inner sep=0, minimum size=\tikzumlBoundaryScale*5ex] (center) at (0,0) {};
+  \draw (center.west)+(-0.8ex,0) node[coordinate, name=left] {};
+  \draw (left)+(0,0.2ex) node[coordinate, name=left-top] {};
+  \draw (left)+(0,-0.2ex) node[coordinate, name=left-bottom] {};
+  \draw (center) -- (left);
+  \draw (left-top) -- (left-bottom);
+  \end{tikzpicture}
+}%
+%
+% define the control symbol
+% optional : global tikzpicture styles
+\newcommand{\picturedcontrol}[1]{%
+  \pgfkeys{/tikzuml/control/.cd, scale/.initial=1, .unknown/.code={}}%
+  \pgfkeys{/tikzuml/control/.cd,#1}%
+  \pgfkeys{/tikzuml/control/.cd, scale/.get=\tikzumlControlScale}%
+  %
+  \begin{tikzpicture}[#1, decoration={markings, mark=at position 0.25 with {\arrow{>}}}]
+  \node[fill, draw, circle, inner sep=0, minimum size=\tikzumlControlScale*5ex, postaction={decorate}] (center) at (0,0) {};
+  \end{tikzpicture}
+}% 
+%
+% define a uml object for a sequence diagram
+% args : name of the object
+% optional : x, y: coordinates of the object
+%            stereo: stereotype of the object (object, actor, database, boundary, control, entity, multiobject)
+%            class: class of the object
+%            scale: scale factor of the object symbol
+%            draw, fill, text; colors
+%            no ddots: when used, disable printing of double dots
+\newcommand{\umlobject}[2][]{
+  \stepcounter{tikzumlObjectNum}%
+  %
+  \edef\tikzumlobject@ddot{:}%
+  \pgfkeys{/tikzuml/obj/.cd, x/.initial=tikzumlEmpty, y/.initial=\tikzumlDefaultX, stereo/.initial=\tikzumlObjectDefaultStereo,%
+                             class/.initial={}, scale/.initial=1,%
+                             draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlObjectDefaultFillColor,%
+                             text/.initial=\tikzumlDefaultTextColor,%
+                             no ddots/.is if=tikzumlobjectNoDDots,%
+                             no ddots=false,%
+                             .unknown/.code={%
+                               \let\keyname=\pgfkeyscurrentname%
+                               \let\keyvalue=\pgfkeyscurrentvalue%
+                               \errmessage{TIKZUML ERROR : in umlobject, invalid option \keyname}%
+                             }%
+  }%
+  \pgfkeys{/tikzuml/obj/.cd, #1}%
+  \pgfkeys{/tikzuml/obj/.cd, x/.get=\tikzumlObjectX, y/.get=\tikzumlObjectY,%
+                             stereo/.get=\tikzumlObjectStereo, class/.get=\tikzumlObjectClass,%
+                             scale/.get=\tikzumlObjectScale,%
+                             draw/.get=\tikzumlObjectDrawColor, fill/.get=\tikzumlObjectFillColor,%
+                             text/.get=\tikzumlObjectTextColor%
+  }%
+  %
+  \iftikzumlobjectNoDDots%
+    \edef\tikzumlobject@ddot{}%
+  \fi%
+  %
+  \ifthenelse{\equal{\tikzumlObjectX}{tikzumlEmpty}}{%
+    \pgfmathsetmacro{\tikzumlObjectX}{4*(\thetikzumlObjectNum-1)}%
+  }{}%
+  %
+  \def\tikzumlObjectName{#2}%
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlObjectName \endcsname{\tikzumlObjectName}%
+  %
+  \ifnum\thetikzumlObjectNum=1%
+    \xdef\tikzumlIdList{\tikzumlObjectName}%
+  \else%
+    \let\tikzumlIdListOld\tikzumlIdList%
+    \expandafter\xdef\expandafter\tikzumlIdList\expandafter{\tikzumlIdListOld,\tikzumlObjectName}%
+  \fi%
+  %
+  \tikzstyle{tikzuml object box style}=[rectangle, text=\tikzumlObjectTextColor, font=\tikzumlDefaultFont]%
+  %
+  \ifthenelse{\equal{\tikzumlObjectStereo}{object}}{%
+    \tikzstyle{tikzuml object box style}+=[draw=\tikzumlObjectDrawColor, fill=\tikzumlObjectFillColor]%
+  }{%
+    \ifthenelse{\equal{\tikzumlObjectStereo}{multi}}{%
+      \tikzstyle{tikzuml object box style}+=[fill=\tikzumlObjectFillColor]%
+    }{}%
+  }%
+  %
+  \ifnum\tikzumlInCreateCall=1%
+    \draw (\tikzumlCreateCallObjectSrc -| \tikzumlObjectX,0) node[tikzuml object box style] (\tikzumlObjectName) {\tikzumlObjectName\tikzumlobject@ddot\tikzumlObjectClass};%
+  \else%
+    \node[tikzuml object box style] (\tikzumlObjectName) at (\tikzumlObjectX,\tikzumlObjectY) {\tikzumlObjectName\tikzumlobject@ddot\tikzumlObjectClass};%
+  \fi%
+  %
+  \ifthenelse{\equal{\tikzumlObjectStereo}{multi}}{%
+    \draw (\tikzumlObjectName.north east)+(0.4ex,0.4ex) node[name=\tikzumlObjectName-tr, coordinate] {};
+    \draw (\tikzumlObjectName.north west)+(0.4ex,0.4ex) node[name=\tikzumlObjectName-tl, coordinate] {};
+    \draw (\tikzumlObjectName.south east)+(0.4ex,0.4ex) node[name=\tikzumlObjectName-br, coordinate] {};
+    \draw (\tikzumlObjectName-tr)+(0.4ex,0.4ex) node[name=\tikzumlObjectName-ttr, coordinate] {};
+    \draw (\tikzumlObjectName-tl)+(0.4ex,0.4ex) node[name=\tikzumlObjectName-ttl, coordinate] {};
+    \draw (\tikzumlObjectName-br)+(0.4ex,0.4ex) node[name=\tikzumlObjectName-tbr, coordinate] {};
+    \fill[fill=\tikzumlObjectFillColor] (\tikzumlObjectName-ttl |- \tikzumlObjectName.north) -- (\tikzumlObjectName-ttl) -- (\tikzumlObjectName-ttr) -- (\tikzumlObjectName-tbr) -- (\tikzumlObjectName-tbr -| \tikzumlObjectName.east) -- (\tikzumlObjectName.north east) -- (\tikzumlObjectName-ttl |- \tikzumlObjectName.north);
+    \draw[draw=\tikzumlObjectDrawColor] (\tikzumlObjectName-ttl |- \tikzumlObjectName.north) -- (\tikzumlObjectName-ttl) -- (\tikzumlObjectName-ttr) -- (\tikzumlObjectName-tbr) -- (\tikzumlObjectName-tbr -| \tikzumlObjectName.east);
+    \fill[fill=\tikzumlObjectFillColor] (\tikzumlObjectName-tl |- \tikzumlObjectName.north) -- (\tikzumlObjectName-tl) -- (\tikzumlObjectName-tr) -- (\tikzumlObjectName-br) -- (\tikzumlObjectName-br -| \tikzumlObjectName.east) -- (\tikzumlObjectName.north east) -- (\tikzumlObjectName-tl |- \tikzumlObjectName.north);
+    \draw[draw=\tikzumlObjectDrawColor] (\tikzumlObjectName-tl |- \tikzumlObjectName.north) -- (\tikzumlObjectName-tl) -- (\tikzumlObjectName-tr) -- (\tikzumlObjectName-br) -- (\tikzumlObjectName-br -| \tikzumlObjectName.east);
+    \draw[draw=\tikzumlObjectDrawColor] (\tikzumlObjectName.north west) rectangle (\tikzumlObjectName.south east);
+  }{%
+    \ifthenelse{\equal{\tikzumlObjectStereo}{object}}{}{%
+      \node[above=1ex, name=\tikzumlObjectName-picture] at (\tikzumlObjectName) {\csname pictured\tikzumlObjectStereo \endcsname{draw=\tikzumlObjectDrawColor, fill=\tikzumlObjectFillColor, scale=\tikzumlObjectScale}};
+    }%
+  }%
+}%
+%
+% shortcuts for objects
+\newcommand{\umlbasicobject}[2][]{%
+  \pgfkeys{/tikzuml/basicobj/.cd, .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \ifthenelse{\equal{\keyname}{no ddots}}{%
+                                      \errmessage{TIKZUML ERROR : in umlbasicobject, forbidden option no ddots}%
+                                    }{}%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/basicobj/.cd, #1}%
+  \umlobject[no ddots, #1]{#2}%
+}%
+%
+\newcommand{\umldatabase}[2][]{%
+  \pgfkeys{/tikzuml/databaseobj/.cd, .unknown/.code={%
+                                       \let\keyname=\pgfkeyscurrentname%
+                                       \let\keyvalue=\pgfkeyscurrentvalue%
+                                       \ifthenelse{\equal{\keyname}{stereo}}{%
+                                         \errmessage{TIKZUML ERROR : in umldatabase, forbidden option stereo}%
+                                       }{}%
+                                     }%
+  }%
+  \pgfkeys{/tikzuml/databaseobj/.cd, #1}%
+  \umlobject[stereo=database, #1]{#2}%
+}%
+\newcommand{\umlentity}[2][]{%
+  \pgfkeys{/tikzuml/entityobj/.cd, .unknown/.code={%
+                                     \let\keyname=\pgfkeyscurrentname%
+                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                     \ifthenelse{\equal{\keyname}{stereo}}{%
+                                       \errmessage{TIKZUML ERROR : in umlentity, forbidden option stereo}%
+                                     }{}%
+                                   }%
+  }%
+  \pgfkeys{/tikzuml/entityobj/.cd, #1}%
+  \umlobject[stereo=entity, #1]{#2}%
+}%
+\newcommand{\umlcontrol}[2][]{%
+  \pgfkeys{/tikzuml/controlobj/.cd, .unknown/.code={%
+                                      \let\keyname=\pgfkeyscurrentname%
+                                      \let\keyvalue=\pgfkeyscurrentvalue%
+                                      \ifthenelse{\equal{\keyname}{stereo}}{%
+                                        \errmessage{TIKZUML ERROR : in umlcontrol, forbidden option stereo}%
+                                      }{}%
+                                    }%
+  }%
+  \pgfkeys{/tikzuml/controlobj/.cd, #1}%
+  \umlobject[stereo=control, #1]{#2}%
+}%
+\newcommand{\umlboundary}[2][]{%
+  \pgfkeys{/tikzuml/boundaryobj/.cd, .unknown/.code={%
+                                       \let\keyname=\pgfkeyscurrentname%
+                                       \let\keyvalue=\pgfkeyscurrentvalue%
+                                       \ifthenelse{\equal{\keyname}{stereo}}{%
+                                         \errmessage{TIKZUML ERROR : in umlboundary, forbidden option stereo}%
+                                       }{}%
+                                     }%
+  }%
+  \pgfkeys{/tikzuml/boundaryobj/.cd, #1}%
+  \umlobject[stereo=boundary, #1]{#2}%
+}%
+\newcommand{\umlmulti}[2][]{%
+  \pgfkeys{/tikzuml/multiobj/.cd, .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \ifthenelse{\equal{\keyname}{stereo}}{%
+                                      \errmessage{TIKZUML ERROR : in umlmulti, forbidden option stereo}%
+                                    }{}%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/multiobj/.cd, #1}%
+  \umlobject[stereo=multi, #1]{#2}%
+}%
+%
+\newcounter{tikzumlSDNodeNum}%
+%
+% define a hidden node to lengthen lifeline of a object
+% args : object node
+% optional : dt: distance between the sdnode and the last call defined on the lifeline of the object
+%            name: name of the sdnode
+\newcommand{\umlsdnode}[2][]{%
+  \pgfkeys{/tikzuml/sdnode/.cd, dt/.initial=0, name/.initial=tikzumlEmpty}%
+  \pgfkeys{/tikzuml/sdnode/.cd, #1}%
+  \pgfkeys{/tikzuml/sdnode/.cd, dt/.get=\tikzumlSDNodeDT, name/.get=\tikzumlSDNodeName}%
+  %
+  \ifthenelse{\equal{\tikzumlSDNodeName}{tikzumlEmpty}}{%
+    \expandafter\def\expandafter\tikzumlSDNode@nodeName{sdnode-\thetikzumlSDNodeNum}%
+  }{%
+    \expandafter\def\expandafter\tikzumlSDNode@nodeName{\tikzumlSDNodeName}%
+  }%
+  %
+  \stepcounter{tikzumlSDNodeNum}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlSDNode@objnodeName{#2}}\x%
+  %
+  \draw (\expandafter\csname tikzumlLastChild@\tikzumlSDNode@objnodeName \endcsname)+(0,-\tikzumlSDNodeDT ex) node[name=\tikzumlSDNode@nodeName,coordinate] {};%
+  %
+  % update last node drawn on sender lifeline
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlSDNode@objnodeName \endcsname{\tikzumlSDNode@nodeName}%
+}%
+%
+\newlength{\tikzumlCall@xa}%
+\newlength{\tikzumlCall@xb}%
+%
+% define a uml operation call for sequence diagrams
+% args : call sender
+%        call receiver
+% optional : dt: time delay from precedent event end
+%            name: name of the call
+%            op: operation name and input args
+%            return: return value
+%            type: type of the call (synchron, asynchron)
+%            draw, fill, text: colors
+%            padding: time padding from call start and to call end
+\newenvironment{umlcall}[3][]{%
+  \stepcounter{tikzumlCallNum}%
+  \def\tikzumlCallWithReturn{tikzumlFalse}%
+  \edef\tikzumlCall@lastchildNum{\thetikzumlCallNum}% for testing presence of sub-calls
+  \gdef\tikzumlCallBottom{0}%
+  %
+  \pgfkeys{/tikzuml/call/.cd, dt/.initial=\tikzumlCallDefaultDT, name/.initial={call-\thetikzumlCallNum},%
+                              op/.initial={}, return/.initial={}, type/.initial=\tikzumlCallDefaultType,%
+                              draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlCallDefaultFillColor,%
+                              text/.initial=\tikzumlDefaultTextColor,%
+                              padding/.initial=\tikzumlCallDefaultPadding,%
+                              .unknown/.code={%
+                                \let\keyname=\pgfkeyscurrentname%
+                                \let\keyvalue=\pgfkeyscurrentvalue%
+                                \ifthenelse{\equal{\keyname}{with return}}{%
+                                  \def\tikzumlCallWithReturn{tikzumlTrue}%
+                                }{%
+                                  \errmessage{TIKZUML ERROR : in umlcall,  invalid option \keyname}%
+                                }%
+                              }%
+  }%
+  \pgfkeys{/tikzuml/call/.cd, #1}%
+  \pgfkeys{/tikzuml/call/.cd, dt/.get=\tikzumlCallDT, name/.get=\tikzumlCallName, op/.get=\tikzumlCallOp,%
+                              return/.get=\tikzumlCallReturn, type/.get=\tikzumlCallType,%
+                              padding/.get=\tikzumlCallPadding,%
+                              draw/.get=\tikzumlCallDrawColor, fill/.get=\tikzumlCallFillColor,%
+                              text/.get=\tikzumlCallTextColor%
+  }%
+  %
+  \edef\tikzumlfillcall{\tikzumlCallFillColor}%
+  \edef\tikzumldrawcall{\tikzumlCallDrawColor}%
+  \edef\tikzumltextcall{\tikzumlCallTextColor}%
+  \edef\tikzumltypecall{\tikzumlCallType}%
+  %
+  \ifthenelse{\equal{\tikzumlCallDT}{tikzumlEmpty}}{%
+    \ifnum\thetikzumlCallNum=1%
+      \def\tikzumlCallDT{2}%
+      \def\tikzumlcallSrc{2}%
+    \else%
+      \def\tikzumlCallDT{2}%
+      \def\tikzumlcallSrc{1}%
+    \fi%
+  }{%
+    \def\tikzumlcallSrc{0}%
+  }%
+  %
+  \let\tikzumlCallStartNodeNameold\tikzumlCallStartNodeName%
+  \def\tikzumlCallStartNodeName{#2}%
+  \let\tikzumlCallEndNodeNameold\tikzumlCallEndNodeName%
+  \def\tikzumlCallEndNodeName{#3}%
+  \def\tikzumlcallheight{\tikzumlCallPadding}%
+  %
+  % managing time delays from previous/parent fragments 
+  \ifnum\thetikzumlCallStartFragmentNum>0%
+    \let\tikzumlCallDTold\tikzumlCallDT%
+    \pgfmathparse{0.5*\tikzumlFragment@paddingy+\tikzumlCallDTold}%
+    \edef\tikzumlCallDT{\pgfmathresult}%
+    \addtocounter{tikzumlCallStartFragmentNum}{-1}
+  \fi%
+  \ifnum\thetikzumlCallEndFragmentNum>0%
+    \let\tikzumlCallDTold\tikzumlCallDT%
+    \pgfmathparse{0.5*\tikzumlFragment@paddingy+\tikzumlCallDTold}%
+    \edef\tikzumlCallDT{\pgfmathresult}%
+    \addtocounter{tikzumlCallEndFragmentNum}{-1}
+  \fi%
+  \ifnum\thetikzumlFragmentPartNum>0%
+    \let\tikzumlCallDTold\tikzumlCallDT%
+    \pgfmathparse{0.5*\tikzumlFragment@paddingy+\tikzumlCallDTold}%
+    \edef\tikzumlCallDT{\pgfmathresult}%
+  \fi%
+  %
+  % managing parent-child structure
+  \ifnum\thetikzumlCallLevel>0%
+    \let\tikzumlCall@nameold\tikzumlCall@name%
+    \edef\tikzumlCall@name{\tikzumlCallName}%
+    \let\tikzumlCall@parentold\tikzumlCall@parent%
+    \edef\tikzumlCall@parent{\tikzumlCall@parentold @@\tikzumlCall@nameold}%
+  \else%
+    \edef\tikzumlCall@parent{}%
+    \edef\tikzumlCall@parentold{}%
+    \edef\tikzumlCall@nameold{}
+    \edef\tikzumlCall@name{\tikzumlCallName}%
+  \fi%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlCall@nodeName{\tikzumlCall@name}}\x%
+  %
+  \let\tikzumlCall@nodeNameold\tikzumlCall@nodeName%
+  %
+  \def\tikzumlcallstyle{tikzuml \tikzumlCallType-msg style}%
+  %
+  % top node of activity period of call sender
+  \begin{pgfonlayer}{connections}%
+  \pgfmathparse{\tikzumlCallDT+\tikzumlcallSrc}%
+  \draw (\csname tikzumlLastChild@\tikzumlCallStartNodeName \endcsname)+(0,-\pgfmathresult ex) node[coordinate, name=tikzumlTmpNode] {};%
+  \node[tikzuml activity style] (st-\tikzumlCall@nodeName) at (\tikzumlCallStartNodeName |- tikzumlTmpNode) {};%
+  %
+  % update last node drawn on sender lifeline
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlCallStartNodeName \endcsname{st-\tikzumlCall@nodeName}%
+  %
+  % top node of activity period of call receiver
+  \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeName}}{%
+    \draw (st-\tikzumlCall@nodeName)+(0,-0.75*\tikzumlCallPadding ex) node[coordinate, name=tikzumlTmpNode] {};%
+    \node[tikzuml activity style] (et-\tikzumlCall@nodeName) at (\tikzumlCallStartNodeName |- tikzumlTmpNode) {};%
+  }{%
+    \node[tikzuml activity style] (et-\tikzumlCall@nodeName) at (\tikzumlCallEndNodeName |- st-\tikzumlCall@nodeName) {};%
+  }%
+  %
+  % update last node drawn on receiver lifeline
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlCallEndNodeName \endcsname{et-\tikzumlCall@nodeName}%
+  \xdef\tikzumlCallBottomSrc{et-\tikzumlCall@nodeName}%
+  \end{pgfonlayer}%
+  %
+  \stepcounter{tikzumlCallLevel}%
+}{%
+  \addtocounter{tikzumlCallLevel}{-1}%
+  %
+  % bottom nodes of activity periods of call sender and receiver
+  \begin{pgfonlayer}{connections}%
+  \ifnum\tikzumlCall@lastchildNum=\thetikzumlCallNum%
+    %
+    % this test occurs a bug with latex package preview
+    \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeName}}{%
+      \draw (\tikzumlCallBottomSrc)+(0,-\tikzumlCallPadding ex) node[coordinate, name=tikzumlTmpNode] {};%
+      \node[tikzuml activity style] (eb-\tikzumlCall@nodeName) at (\tikzumlCallEndNodeName |- tikzumlTmpNode) {};% 
+      \draw (eb-\tikzumlCall@nodeName)+(0,-0.75*\tikzumlCallPadding ex) node[coordinate, name=tikzumlTmpNode] {};%
+      \node[tikzuml activity style] (sb-\tikzumlCall@nodeName) at (\tikzumlCallStartNodeName |- tikzumlTmpNode) {};% 
+    }{%
+      \ifthenelse{\equal{\tikzumlCallReturn}{tikzumlEmpty}}{%
+        \pgfmathsetmacro{\tikzumlCallPaddingd}{0.5*\tikzumlCallPadding}%
+      }{%
+        \pgfmathsetmacro{\tikzumlCallPaddingd}{1.2*\tikzumlCallPadding}%
+      }%
+      \draw (\tikzumlCallBottomSrc)+(0,-\tikzumlCallPaddingd ex) node[coordinate, name=tikzumlTmpNode] {};%
+      \node[tikzuml activity style] (eb-\tikzumlCall@nodeName) at (\tikzumlCallEndNodeName |- tikzumlTmpNode) {};%
+      \node[tikzuml activity style] (sb-\tikzumlCall@nodeName) at (\tikzumlCallStartNodeName |- eb-\tikzumlCall@nodeName) {};%
+    }%
+    \xdef\tikzumlCallBottomSrc{sb-\tikzumlCall@nodeName}%
+  \else%
+    %
+    % managing time delays from previous/parent fragments
+    \ifnum\thetikzumlCallStartFragmentNum>0%
+      \let\tikzumlcallheightold\tikzumlCallPadding%
+      \pgfmathparse{\tikzumlcallheightold+0.5*\tikzumlFragment@paddingy}%
+      \edef\tikzumlcallheight{\pgfmathresult}%
+      \addtocounter{tikzumlCallStartFragmentNum}{-1}%
+    \fi%
+    \ifnum\thetikzumlCallEndFragmentNum>0%
+      \let\tikzumlcallheightold\tikzumlCallPadding%
+      \pgfmathparse{\tikzumlcallheightold+0.5*\tikzumlFragment@paddingy}%
+      \edef\tikzumlcallheight{\pgfmathresult}%
+      \addtocounter{tikzumlCallEndFragmentNum}{-1}%
+    \fi%
+    %
+    \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeName}}{%
+      \draw (\tikzumlCallBottomSrc)+(0,-\tikzumlcallheight ex) node[coordinate, name=tikzumlTmpNode] {};%
+      \node[tikzuml activity style] (eb-\tikzumlCall@nodeName) at (\tikzumlCallEndNodeName |- tikzumlTmpNode) {};%
+      \draw (eb-\tikzumlCall@nodeName)+(0,-0.75*\tikzumlCallPadding ex) node[coordinate, name=tikzumlTmpNode] {};%
+      \node[tikzuml activity style] (sb-\tikzumlCall@nodeName) at (\tikzumlCallStartNodeName |- tikzumlTmpNode) {};%
+    }{%
+      \draw (\tikzumlCallBottomSrc)+(0,-\tikzumlcallheight ex) node[coordinate, name=tikzumlTmpNode] {};%
+      \node[tikzuml activity style] (eb-\tikzumlCall@nodeName) at (\tikzumlCallEndNodeName |- tikzumlTmpNode) {};%
+      \node[tikzuml activity style] (sb-\tikzumlCall@nodeName) at (\tikzumlCallStartNodeName |- eb-\tikzumlCall@nodeName) {};%
+    }%
+    %
+    \xdef\tikzumlCallBottomSrc{sb-\tikzumlCall@nodeName}%
+  \fi%
+  \end{pgfonlayer}%
+  %
+  % draw activity periods
+  \begin{pgfonlayer}{activity}%
+  \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeName}}{%
+    % draw root activity period only
+    \ifnum\thetikzumlCallLevel=0%
+      \draw[draw=\tikzumldrawcall, fill=\tikzumlfillcall] (st-\tikzumlCall@nodeName.north west) rectangle (sb-\tikzumlCall@nodeName.south east);%
+    \else%
+      % draw root activity from inner call
+      \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeNameold}}{}{%
+        \draw[draw=\tikzumldrawcall, fill=\tikzumlfillcall] (st-\tikzumlCall@nodeName.north west) rectangle (sb-\tikzumlCall@nodeName.south east);%
+      }%
+    \fi%
+  }{%
+    % draw root activity period
+    \ifnum\thetikzumlCallLevel=0%
+      \draw[draw=\tikzumldrawcall, fill=\tikzumlfillcall] (st-\tikzumlCall@nodeName.north west) rectangle (sb-\tikzumlCall@nodeName.south east);%
+    \else%
+      % draw root activity from inner call
+      \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeNameold}}{}{%
+        \draw[draw=\tikzumldrawcall, fill=\tikzumlfillcall] (st-\tikzumlCall@nodeName.north west) rectangle (sb-\tikzumlCall@nodeName.south east);%
+      }%
+    \fi%
+    % draw receiver activity period
+    \draw[draw=\tikzumldrawcall, fill=\tikzumlfillcall] (et-\tikzumlCall@nodeName.north west) rectangle (eb-\tikzumlCall@nodeName.south east);%
+  }%
+  \end{pgfonlayer}%
+  \ifthenelse{\equal{\tikzumlCallDefaultFillColor}{\tikzumlCallFillColor}}{}{%
+    \fill[\tikzumlfillcall] (st-\tikzumlCall@nodeName.north west) rectangle (sb-\tikzumlCall@nodeName.south east);%
+    \draw[\tikzumldrawcall] (st-\tikzumlCall@nodeName.north west) rectangle (sb-\tikzumlCall@nodeName.south west) (st-\tikzumlCall@nodeName.north east) rectangle (sb-\tikzumlCall@nodeName.south east);%
+  }%
+  %
+  % update last nodes drawn on sender and receiver lifelines
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlCallEndNodeName \endcsname{eb-\tikzumlCall@nodeName}%
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlCallStartNodeName \endcsname{sb-\tikzumlCall@nodeName}%
+  %
+  % draw call arrows
+  \begin{pgfonlayer}{connections}%
+  \ifthenelse{\equal{\tikzumlCallStartNodeName}{\tikzumlCallEndNodeName}}{%
+    \draw[\tikzumlcallstyle, \tikzumldrawcall] (st-\tikzumlCall@nodeName.east) -- ++(2.5*\tikzumlCallPadding ex,0) %
+                                               -- ++(0,-0.75*\tikzumlCallPadding ex) %
+                                               node[font=\tikzumlDefaultFont, text=\tikzumltextcall, midway, right, name=\tikzumlCall@nodeName-op] {\tikzumlCallOp} %
+                                               -- (et-\tikzumlCall@nodeName.east);%
+    %
+    % draw return arrow and update fit for parent fragment
+    \ifthenelse{\equal{\tikzumltypecall}{synchron}}{%
+      \ifthenelse{\NOT\equal{\tikzumlCallReturn}{}\OR\equal{\tikzumlCallWithReturn}{tikzumlTrue}}{%
+        \ifnum\c@tikzumlFragmentLevel>0%
+          \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+          \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCall@nodeName) (et-\tikzumlCall@nodeName) (eb-\tikzumlCall@nodeName) (sb-\tikzumlCall@nodeName) (\tikzumlCall@nodeName-op) (\tikzumlCall@nodeName-return)}%
+        \fi%
+        %
+        \draw[tikzuml call return style, \tikzumldrawcall] (eb-\tikzumlCall@nodeName.east) -- ++(2.5*\tikzumlCallPadding ex,0) 
+                                                           -- ++(0,-0.75*\tikzumlCallPadding ex) %
+                                         node[font=\tikzumlDefaultFont, text=\tikzumltextcall, midway, right, name=\tikzumlCall@nodeName-return] {\tikzumlCallReturn} %
+                                         -- (sb-\tikzumlCall@nodeName.east);%
+      }{%
+        \ifnum\c@tikzumlFragmentLevel>0%
+          \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+          \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCall@nodeName) (et-\tikzumlCall@nodeName) (eb-\tikzumlCall@nodeName) (sb-\tikzumlCall@nodeName) (\tikzumlCall@nodeName-op)}%
+        \fi%
+      }%
+    }{%
+      \ifnum\c@tikzumlFragmentLevel>0%
+        \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+        \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCall@nodeName) (et-\tikzumlCall@nodeName) (eb-\tikzumlCall@nodeName) (sb-\tikzumlCall@nodeName) (\tikzumlCall@nodeName-op)}%
+      \fi%
+    }%
+  }{%
+    % draw call arrows
+    \pgfextractx{\tikzumlCall@xa}{\pgfpointanchor{\tikzumlCallStartNodeName}{center}}%
+    \pgfextractx{\tikzumlCall@xb}{\pgfpointanchor{\tikzumlCallEndNodeName}{center}}%
+    %
+    \ifthenelse{\tikzumlCall@xb>\tikzumlCall@xa}{%
+      \draw[\tikzumlcallstyle, \tikzumldrawcall] (st-\tikzumlCall@nodeName.east) -- (et-\tikzumlCall@nodeName.west) %
+                                                 node[font=\tikzumlDefaultFont, text=\tikzumltextcall, midway, above=-0.4ex, name=\tikzumlCall@nodeName-op] {\tikzumlCallOp};%
+    }{%
+      \draw[\tikzumlcallstyle, \tikzumldrawcall] (st-\tikzumlCall@nodeName.west) -- (et-\tikzumlCall@nodeName.east) %
+                                                 node[font=\tikzumlDefaultFont, text=\tikzumltextcall, midway, above=-0.4ex, name=\tikzumlCall@nodeName-op] {\tikzumlCallOp};%
+    }%
+    %
+    % draw return arrow and update fit for parent fragment
+    \ifthenelse{\equal{\tikzumltypecall}{synchron}}{%
+      \ifthenelse{\NOT\equal{\tikzumlCallReturn}{}\OR\equal{\tikzumlCallWithReturn}{tikzumlTrue}}{%
+        \ifnum\c@tikzumlFragmentLevel>0%
+          \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+          \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCall@nodeName) (et-\tikzumlCall@nodeName) (eb-\tikzumlCall@nodeName) (sb-\tikzumlCall@nodeName) (\tikzumlCall@nodeName-op) (\tikzumlCall@nodeName-return)}%
+        \fi%
+        %
+        \ifthenelse{\tikzumlCall@xb>\tikzumlCall@xa}{%
+          \draw[tikzuml call return style, \tikzumldrawcall] (eb-\tikzumlCall@nodeName.west) -- (sb-\tikzumlCall@nodeName.east) %
+                                     node[font=\tikzumlDefaultFont, text=\tikzumltextcall, midway, above=-0.4ex, name=\tikzumlCall@nodeName-return] {\tikzumlCallReturn};%
+        }{%
+          \draw[tikzuml call return style, \tikzumldrawcall] (eb-\tikzumlCall@nodeName.east) -- (sb-\tikzumlCall@nodeName.west) %
+                                     node[font=\tikzumlDefaultFont, text=\tikzumltextcall, midway, above=-0.4ex, name=\tikzumlCall@nodeName-return] {\tikzumlCallReturn};%
+        }%
+      }{%
+        \ifnum\c@tikzumlFragmentLevel>0%
+          \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+          \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCall@nodeName) (et-\tikzumlCall@nodeName) (eb-\tikzumlCall@nodeName) (sb-\tikzumlCall@nodeName) (\tikzumlCall@nodeName-op)}%
+        \fi%
+      }%
+    }{%
+      \ifnum\c@tikzumlFragmentLevel>0%
+        \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+        \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCall@nodeName) (et-\tikzumlCall@nodeName) (eb-\tikzumlCall@nodeName) (sb-\tikzumlCall@nodeName) (\tikzumlCall@nodeName-op)}%
+      \fi%
+    }%
+  }%
+  \end{pgfonlayer}%
+}%
+%
+% alias for function self call
+\newenvironment{umlcallself}[2][]{\begin{umlcall}[#1]{#2}{#2} }{\end{umlcall}}%
+%
+% define a combined fragment
+% optional : name: name of fragment
+%            type: type of fragment (opt, alt, break, loop, par, critical, ignore, consider, assert, neg, weak, strict, ref)
+%            label: label of fragment (ex : condition for opt, iterator for loop, ...)
+%            inner xsep, inner ysep: padding of the fragment box
+%            draw, fill, text: colors
+\newenvironment{umlfragment}[1][]{%
+  % define a fragment separator
+  % optional : label of the fragment part (ex : else for alt)
+  \providecommand{\umlfpart}[1][]{%
+    \stepcounter{tikzumlFragmentPartNum}%
+    %
+    \node[outer sep=0, inner xsep=\tikzumlFragmentXSep ex, inner ysep=\tikzumlFragmentYSep ex, fit=\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname, name=\tikzumlFragment@name-Part-tmp] {};%
+    \node[anchor=east, name=\tikzumlFragment@name-PartType-\thetikzumlFragmentPartNum] at (\tikzumlFragment@name-Part-tmp.north west |- \tikzumlCallBottomSrc) {\phantom{\tikzumlFragmentType}};%
+    \draw (\tikzumlFragment@name-PartType-\thetikzumlFragmentPartNum.north west |- \tikzumlCallBottomSrc)+(0,-0.4*\tikzumlFragment@paddingy ex) node[name=\tikzumlFragment@name-PartWest-\thetikzumlFragmentPartNum] {};%
+    \draw (\tikzumlFragment@name-Part-tmp.north east |- \tikzumlCallBottomSrc)+(0,-0.4*\tikzumlFragment@paddingy ex) node[name=\tikzumlFragment@name-PartEast-\thetikzumlFragmentPartNum] {};%
+    \draw[dashed] (\tikzumlFragment@name-PartWest-\thetikzumlFragmentPartNum) -- (\tikzumlFragment@name-PartEast-\thetikzumlFragmentPartNum);
+    \draw (\tikzumlFragment@name-PartType-\thetikzumlFragmentPartNum)+(0,-0.4*\tikzumlFragment@paddingy ex) node[name=tikzumlTmpNode] {\phantom{\tikzumlFragmentType}};%
+    \node[anchor=north west] at (tikzumlTmpNode.south west) {[##1]};%
+  }%
+  %
+  \stepcounter{tikzumlFragmentNum}%
+  %
+  \pgfkeys{/tikzuml/fragment/.cd, name/.initial=fragment@\alph{tikzumlFragmentNum}, type/.initial=\tikzumlFragmentDefaultType,%
+                                  label/.initial=tikzumlEmpty,%
+                                  inner xsep/.initial=\tikzumlFragmentDefaultXSep, inner ysep/.initial=\tikzumlFragmentDefaultYSep,%
+                                  draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlFragmentDefaultFillColor,%
+                                  text/.initial=\tikzumlDefaultTextColor,%
+                                  .unknown/.code={%
+                                    \let\keyname=\pgfkeyscurrentname%
+                                    \let\keyvalue=\pgfkeyscurrentvalue%
+                                    \errmessage{TIKZUML ERROR : in umlfragment, invalid option \keyname}%
+                                  }%
+  }%
+  \pgfkeys{/tikzuml/fragment/.cd, #1}%
+  \pgfkeys{/tikzuml/fragment/.cd, name/.get=\tikzumlFragmentName, type/.get=\tikzumlFragmentType,%
+                                  label/.get=\tikzumlFragmentLabel,%
+                                  inner xsep/.get=\tikzumlFragmentXSep, inner ysep/.get=\tikzumlFragmentYSep,%
+                                  draw/.get=\tikzumlFragmentDrawColor, fill/.get=\tikzumlFragmentFillColor,%
+                                  text/.get=\tikzumlFragmentTextColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlFragmentLabel}{tikzumlEmpty}}{%
+    \def\tikzumlFragmentLabel{}%
+  }{%
+    \let\tikzumlFragmentLabelold\tikzumlFragmentLabel%
+    \def\tikzumlFragmentLabel{[\tikzumlFragmentLabelold]}%
+  }%
+  %
+  \ifnum\thetikzumlFragmentLevel>0%
+    \let\tikzumlFragment@parentold\tikzumlFragment@parent%
+    \let\tikzumlFragment@nameold\tikzumlFragment@name%
+    \edef\tikzumlFragment@parent{\tikzumlFragment@nameold}%
+  \else%
+    \setcounter{tikzumlFragmentPartNum}{0}%
+    \edef\tikzumlFragment@parent{}%
+    \edef\tikzumlFragment@parentold{}%
+    \edef\tikzumlFragment@nameold{}%
+  \fi%
+  %
+  \edef\tikzumlFragment@name{\tikzumlFragmentName}%
+  \expandafter\gdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{}%
+  %
+  \stepcounter{tikzumlFragmentLevel}%
+  %
+  \ifnum\thetikzumlCallLevel>0%
+    \stepcounter{tikzumlCallStartFragmentNum}%
+  \fi%
+  %
+  \pgfmathparse{6*\tikzumlFragmentYSep}%
+  \xdef\tikzumlFragment@paddingy{\pgfmathresult}%
+  \if\c@tikzumlFragmentLevelNum=0%
+    \setcounter{tikzumlFragmentLevelNum}{\thetikzumlFragmentLevel}%
+  \fi%
+  %
+  % time delay adjustment for two consecutive fragments
+  \ifnum\thetikzumlCallEndFragmentNum>0%
+    \addtocounter{tikzumlCallEndFragmentNum}{-1}
+  \fi%
+}{%
+  %
+  \addtocounter{tikzumlFragmentLevel}{-1}%
+  %
+  \ifnum\thetikzumlFragmentLevel>0%
+    \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@parent \endcsname}%
+    \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@parent \endcsname{\tikzumlFragmentFitOld (\tikzumlFragment@name)}%
+  \fi%
+  %
+  % draw working fragment box
+  \begin{pgfonlayer}{fragment\thetikzumlFragmentLevel}%
+  \node[outer sep=0, inner xsep=\tikzumlFragmentXSep ex, inner ysep=\tikzumlFragmentYSep ex, fit=\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname, name=\tikzumlFragment@name-back] {};%
+  \end{pgfonlayer}%
+  %
+  % draw type and label
+  \node[text=\tikzumlFragmentTextColor, font=\tikzumlDefaultFont, anchor=north east, name=\tikzumlFragment@name-type] %
+                                   at (\tikzumlFragment@name-back.north west) {\tikzumlFragmentType};%
+  \node[text=\tikzumlFragmentTextColor, font=\tikzumlDefaultFont, anchor=north west, name=\tikzumlFragment@name-label] %
+                                   at (\tikzumlFragment@name-type.south west) {\tikzumlFragmentLabel};%
+  %
+  % draw final fragment box
+  \begin{pgfonlayer}{fragment\thetikzumlFragmentLevel}%
+  \node[draw=\tikzumlFragmentDrawColor, fill=\tikzumlFragmentFillColor, outer sep=0, inner sep=0, font=\tikzumlDefaultFont, fit=(\tikzumlFragment@name-back) (\tikzumlFragment@name-type) (\tikzumlFragment@name-label), name=\tikzumlFragment@name] {};%
+  \end{pgfonlayer}%
+  %
+  \draw[draw=\tikzumlFragmentDrawColor] (\tikzumlFragment@name.north west) rectangle (\tikzumlFragment@name.south east);%
+  \draw (\tikzumlFragment@name-type.south east)+(0,1ex) node[name=\tikzumlFragment@name-typetop, inner sep=0] {};%
+  \draw (\tikzumlFragment@name-type.south east)+(-1ex,0) node[name=\tikzumlFragment@name-typeleft, inner sep=0] {};%
+  \draw (\tikzumlFragment@name.north west) -| (\tikzumlFragment@name-typetop.center) -- (\tikzumlFragment@name-typeleft.center) -| (\tikzumlFragment@name.north west);%
+  %
+  \ifnum\thetikzumlCallLevel>0%
+    \stepcounter{tikzumlCallEndFragmentNum}%
+  \fi%
+}%
+%
+% define a constructor call
+% arg : call sender
+%       name of constructed object
+% optional : x: coordinate of the new object
+%            stereo: stereotype of the new object
+%            class: class type of the new object
+%            dt: time delay from last event
+%            name: name of the call
+%            draw, fill, text: colors
+%            no ddots: when used, disable printing of double dots
+\newcommand{\umlcreatecall}[3][]{%
+  \stepcounter{tikzumlCallNum}%
+  \edef\tikzumlCall@lastchildNum{\thetikzumlCallNum}% for testing presence of sub-calls
+  \gdef\tikzumlInCreateCall{1}%
+  \pgfkeys{/tikzuml/createcall/.cd, x/.initial=tikzumlEmpty, stereo/.initial=\tikzumlObjectDefaultStereo, class/.initial={},%
+                                    dt/.initial=\tikzumlCreateCallDefaultDT, name/.initial=call-\thetikzumlCallNum,%
+                                    draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlCallDefaultFillColor,%
+                                    text/.initial=\tikzumlDefaultTextColor,%
+                                    draw obj/.initial=\tikzumlDefaultDrawColor, fill obj/.initial=\tikzumlObjectDefaultFillColor,%
+                                    text obj/.initial=\tikzumlDefaultTextColor,%
+                                    no ddots/.is if=tikzumlcreatecallNoDDots,%
+                                    no ddots=false,%
+                                    .unknown/.code={%
+                                      \let\keyname=\pgfkeyscurrentname%
+                                      \let\keyvalue=\pgfkeyscurrentvalue%
+                                      \errmessage{TIKZUML ERROR : in umlcreatecall, invalid option \keyname}%
+                                    }%
+  }%
+  \pgfkeys{/tikzuml/createcall/.cd, #1}%
+  \pgfkeys{/tikzuml/createcall/.cd, x/.get=\tikzumlCreateCallX, stereo/.get=\tikzumlCreateCallStereo,%
+                                    class/.get=\tikzumlCreateCallClass,%
+                                    dt/.get=\tikzumlCreateCallDT, name/.get=\tikzumlCreateCallName,%
+                                    draw/.get=\tikzumlCreateCallDrawColor, fill/.get=\tikzumlCreateCallFillColor,%
+                                    text/.get=\tikzumlCreateCallTextColor,%
+                                    draw obj/.get=\tikzumlCreateCallObjectDrawColor, fill obj/.get=\tikzumlCreateCallObjectFillColor,%
+                                    text obj/.get=\tikzumlCreateCallObjectTextColor%
+  }%
+  %
+  \def\tikzumlCreateCallSrc@name{#2}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlCreateCallSrc@nodeName{\tikzumlCreateCallSrc@name}}\x%
+  %
+  % managing time delays from previous/parent fragments 
+  \ifnum\thetikzumlCallStartFragmentNum>0%
+    \let\tikzumlCreateCallDTold\tikzumlCreateCallDT%
+    \pgfmathparse{0.5*\tikzumlFragment@paddingy+\tikzumlCreateCallDTold}%
+    \edef\tikzumlCreateCallDT{\pgfmathresult}%
+    \addtocounter{tikzumlCallStartFragmentNum}{-1}
+  \fi%
+  \ifnum\thetikzumlCallEndFragmentNum>0%
+    \let\tikzumlCreateCallDTold\tikzumlCreateCallDT%
+    \pgfmathparse{0.5*\tikzumlFragment@paddingy+\tikzumlCreateCallDTold}%
+    \edef\tikzumlCreateCallDT{\pgfmathresult}%
+    \addtocounter{tikzumlCallEndFragmentNum}{-1}
+  \fi%
+  \ifnum\thetikzumlFragmentPartNum>0%
+    \let\tikzumlCreateCallDTold\tikzumlCreateCallDT%
+    \pgfmathparse{0.5*\tikzumlFragment@paddingy+\tikzumlCreateCallDTold}%
+    \edef\tikzumlCreateCallDT{\pgfmathresult}%
+  \fi%
+  %
+  % managing parent-child structure
+  \ifnum\thetikzumlCallLevel>0%
+    \let\tikzumlCall@nameold\tikzumlCall@name%
+    \def\tikzumlCall@name{\tikzumlCreateCallName}%
+    \let\tikzumlCall@parentold\tikzumlCall@parent%
+    \edef\tikzumlCall@parent{\tikzumlCall@parentold @@\tikzumlCall@nameold}%
+  \else%
+    \edef\tikzumlCall@parent{}%
+    \edef\tikzumlCall@parentold{}%
+    \edef\tikzumlCall@nameold{}
+    \edef\tikzumlCall@name{\tikzumlCreateCallName}%
+  \fi%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlCreateCall@nodeName{\tikzumlCall@name}}\x%
+  %
+  \draw (\csname tikzumlLastChild@\tikzumlCreateCallSrc@nodeName \endcsname)+(0,-\tikzumlCreateCallDT ex) node[name=st-\tikzumlCreateCall@nodeName, tikzuml activity style] {};%
+  %
+  \xdef\tikzumlCreateCallObjectSrc{st-\tikzumlCreateCall@nodeName}%
+  %
+  \iftikzumlcreatecallNoDDots%
+    \umlobject[x=\tikzumlCreateCallX, stereo=\tikzumlCreateCallStereo, class=\tikzumlCreateCallClass, draw=\tikzumlCreateCallObjectDrawColor, fill=\tikzumlCreateCallObjectFillColor, text=\tikzumlCreateCallObjectTextColor, no ddots]{#3}%
+  \else
+    \umlobject[x=\tikzumlCreateCallX, stereo=\tikzumlCreateCallStereo, class=\tikzumlCreateCallClass, draw=\tikzumlCreateCallObjectDrawColor, fill=\tikzumlCreateCallObjectFillColor, text=\tikzumlCreateCallObjectTextColor]{#3}%
+  \fi
+  %
+  \draw (\csname tikzumlLastChild@\tikzumlCreateCallSrc@nodeName \endcsname |- #3)+(0,-0.5*\tikzumlCreateCallDT ex) node[name=sb-\tikzumlCreateCall@nodeName, tikzuml activity style] {};%
+  %
+  \expandafter\xdef\csname tikzumlLastChild@\tikzumlCreateCallSrc@nodeName \endcsname{sb-\tikzumlCreateCall@nodeName}%
+  \xdef\tikzumlCallBottomSrc{sb-\tikzumlCreateCall@nodeName}%
+  %
+  \begin{pgfonlayer}{connections}%
+  \draw[tikzuml synchron-msg style, \tikzumlCreateCallDrawColor] (st-\tikzumlCreateCall@nodeName) -- (#3) node[midway, above, font=\tikzumlDefaultFont, text=\tikzumlCreateCallTextColor, name=\tikzumlCreateCall@nodeName-op] {create};%
+  \end{pgfonlayer}%
+  %
+  \ifnum\thetikzumlCallLevel=0%
+    \begin{pgfonlayer}{activity}%
+    \draw[draw=\tikzumlCreateCallDrawColor, fill=\tikzumlCreateCallFillColor] (st-\tikzumlCreateCall@nodeName.north west) rectangle (sb-\tikzumlCreateCall@nodeName.south east);%
+    \end{pgfonlayer}%
+  \fi%
+  % add to fit fragment
+  \ifnum\c@tikzumlFragmentLevel>0%
+    \edef\tikzumlFragmentFitOld{\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname}%
+    \expandafter\xdef\csname tikzumlFragmentFit\tikzumlFragment@name \endcsname{\tikzumlFragmentFitOld (st-\tikzumlCreateCall@nodeName) (sb-\tikzumlCreateCall@nodeName) (\tikzumlCreateCall@nodeName-op) (#3) }%
+  \fi%
+}
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%                     component diagrams                  %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+\tikzstyle{tikzuml connector style}=[color=\tikzumlDefaultDrawColor, -]%
+%
+\newcounter{tikzumlComponentLevel}%
+\newcounter{tikzumlComponentSubComponentNum}%
+\newcounter{tikzumlConnectorNum}%
+\setcounter{tikzumlConnectorNum}{1}%
+%
+\newif\iftikzumlcomponentWithoutCoords%
+%
+\newcommand{\picturedcomponent}[1]{%
+  \pgfkeys{/tikzuml/component/picture/.cd, scale/.initial=1, .unknown/.code={}}%
+  \pgfkeys{/tikzuml/component/picture/.cd,#1}%
+  \pgfkeys{/tikzuml/component/picture/.cd, scale/.get=\tikzumlComponentScale}%
+  \begin{tikzpicture}[#1]%
+  \filldraw (0,0) rectangle (1ex,1.5ex);%
+  \filldraw (-0.2ex,0.4ex) rectangle (0.2ex,0.6ex);%
+  \filldraw (-0.2ex,0.9ex) rectangle (0.2ex,1.1ex);%
+  \end{tikzpicture}%
+}%
+%
+% define a uml component
+% args : name of the component
+%         content of the component
+% optional args : x,y coordinates of the component
+%                 width of the component node
+\newenvironment{umlcomponent}[2][]{%
+  \ifnum\thetikzumlComponentLevel>0%
+    \let\tikzumlComponent@nameold\tikzumlComponent@fitname%
+    \let\tikzumlComponent@parentold\tikzumlComponent@parent%
+    \edef\tikzumlComponent@parent{\tikzumlComponent@parentold @@\tikzumlComponent@nameold}%
+  \else%
+    \def\tikzumlComponent@parent{}%
+  \fi%
+  %
+  \stepcounter{tikzumlComponentLevel}%
+  %
+  \pgfkeys{/tikzuml/component/.cd, x/.initial=\tikzumlDefaultX, y/.initial=\tikzumlDefaultX, width/.initial=\tikzumlComponentDefaultWidth, name/.initial={},%
+                                   draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlComponentDefaultFillColor,%
+                                   text/.initial=\tikzumlDefaultTextColor, style/.style={},%
+                                   no coords/.is if=tikzumlcomponentWithoutCoords,%
+                                   no coords=false,%
+                                   .unknown/.code={%
+                                     \let\keyname=\pgfkeyscurrentname%
+                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                     \ifthenelse{\equal{\keyname}{above}\OR%
+                                                 \equal{\keyname}{left}\OR%
+                                                 \equal{\keyname}{below}\OR%
+                                                 \equal{\keyname}{right}\OR%
+                                                 \equal{\keyname}{above left}\OR%
+                                                 \equal{\keyname}{above right}\OR%
+                                                 \equal{\keyname}{below left}\OR%
+                                                 \equal{\keyname}{below right}}{%
+                                       \IfSubStr{\keyvalue}{ of }{%
+                                         \pgfkeys{/tikzuml/component/.cd, no coords}%
+                                       }{}%
+                                     }{}%
+                                     \ifx\keyvalue\pgfkeysnovalue%
+                                       \pgfkeys{/tikzuml/component/.cd, style/.append style/.expand once={\keyname}}%
+                                     \else%
+                                       \pgfkeys{/tikzuml/component/.cd, style/.append style/.expand twice={\expandafter\keyname\expandafter=\keyvalue}}%
+                                     \fi%
+                                     %\errmessage{TIKZUML ERROR : in umlcomponent, invalid option \keyname}%
+                                   }%
+  }%
+  \pgfkeys{/tikzuml/component/.cd, #1}%
+  \pgfkeys{/tikzuml/component/.cd, x/.get=\tikzumlComponentXShift, y/.get=\tikzumlComponentYShift,%
+                                   width/.get=\tikzumlComponentMinimumWidth, name/.get=\tikzumlComponentName,%
+                                   draw/.get=\tikzumlComponentDrawColor, fill/.get=\tikzumlComponentFillColor,%
+                                   text/.get=\tikzumlComponentTextColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlComponentName}{}}{%
+    \edef\tikzumlComponent@name{#2}%
+  }{%
+    \edef\tikzumlComponent@name{\tikzumlComponentName}%
+  }%
+  %
+  \begingroup%
+    \def\_{@}\edef\x{\endgroup%
+      \def\noexpand\tikzumlComponent@fitname{\tikzumlComponent@name}}\x%
+  %
+  \let\tikzumlComponent@nodeNameold\tikzumlComponent@nodeName%
+  \def\tikzumlComponent@caption{#2}%
+  %  
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlComponent@nodeName{\tikzumlComponent@name}}\x%
+  %
+  \expandafter\gdef\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname{}%
+  %
+  \setcounter{tikzumlComponentSubComponentNum}{0}%
+  %
+  \begin{scope}[xshift=\tikzumlComponentXShift cm, yshift=\tikzumlComponentYShift cm]%
+}{%
+  \addtocounter{tikzumlComponentLevel}{-1}%
+  \begin{pgfonlayer}{component\thetikzumlComponentLevel}%
+  %
+  % if contains nothing, one define a fictive node to enable the fit option
+  \ifnum\c@tikzumlComponentSubComponentNum=0%
+    \iftikzumlcomponentWithoutCoords%
+      \node[inner ysep=0.5ex, minimum width=\tikzumlComponentMinimumWidth, font=\tikzumlDefaultFont, /tikzuml/component/style] (\tikzumlComponent@nodeName-root)  {\phantom{\tikzumlComponent@nodeName}};%
+    \else%
+      \node[inner ysep=0.5ex, minimum width=\tikzumlComponentMinimumWidth, font=\tikzumlDefaultFont, /tikzuml/component/style] (\tikzumlComponent@nodeName-root) at (0,0) {\phantom{\tikzumlComponent@nodeName}};%
+    \fi%
+    \expandafter\xdef\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname{(\tikzumlComponent@nodeName-root)}%
+  \fi%
+  %
+  \ifnum\c@tikzumlComponentLevel>0%
+    \def\tikzumlComponentFitTmp{\csname tikzumlComponentFit\tikzumlComponent@parent\endcsname}%
+    \expandafter\xdef\csname tikzumlComponentFit\tikzumlComponent@parent\endcsname{\tikzumlComponentFitTmp (\tikzumlComponent@nodeName-body) (\tikzumlComponent@nodeName-caption)}%
+    \stepcounter{tikzumlComponentSubComponentNum}%
+  \fi%
+  %
+  \node[inner sep=2ex, font=\tikzumlDefaultFont, fit = \csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname] (\tikzumlComponent@nodeName-body) {};%
+  \node[above, font=\tikzumlDefaultFont] (\tikzumlComponent@nodeName-captiontmp) at (\tikzumlComponent@nodeName-body.north) {\tikzumlComponent@caption};%
+  \node (\tikzumlComponent@nodeName-logotmp) at (\tikzumlComponent@nodeName-captiontmp.north -| \tikzumlComponent@nodeName-body.east) {\picturedcomponent{draw=\tikzumlComponentDrawColor, fill=\tikzumlComponentFillColor, font=\tikzumlDefaultFont} };%
+  \node[draw=\tikzumlComponentDrawColor, fill=\tikzumlComponentFillColor, name=\tikzumlComponent@nodeName, /tikzuml/component/style, fit=(\tikzumlComponent@nodeName-body) (\tikzumlComponent@nodeName-captiontmp)] {};%
+  \node[font=\tikzumlDefaultFont] (\tikzumlComponent@nodeName-caption) at (\tikzumlComponent@nodeName-captiontmp) {\tikzumlComponent@caption};%
+  \draw (\tikzumlComponent@nodeName-caption.north -| \tikzumlComponent@nodeName.east) node[font=\tikzumlDefaultFont, xshift=-1ex, below=-1ex, name=\tikzumlComponent@nodeName-logo] {\picturedcomponent{draw=\tikzumlComponentDrawColor, fill=\tikzumlComponentFillColor, font=\tikzumlDefaultFont} };%
+  \draw (\tikzumlComponent@nodeName-caption.south -| \tikzumlComponent@nodeName.north west) -- (\tikzumlComponent@nodeName-caption.south -| \tikzumlComponent@nodeName.north east);%
+  \coordinate (\tikzumlComponent@nodeName-west-port) at (\tikzumlComponent@nodeName.west);
+  \coordinate (\tikzumlComponent@nodeName-east-port) at (\tikzumlComponent@nodeName.east);
+  \coordinate (\tikzumlComponent@nodeName-south-port) at (\tikzumlComponent@nodeName.south);
+  \coordinate (\tikzumlComponent@nodeName-north-port) at (\tikzumlComponent@nodeName.north);
+  \end{pgfonlayer}%
+  \end{scope}%
+  %
+  % add to fit
+  \ifnum\c@tikzumlPackageLevel>0%
+    \edef\tikzumlPackageFitOld{\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname}%
+    \expandafter\xdef\csname tikzumlPackageFit\tikzumlPackage@parent @@\tikzumlPackage@fitname\endcsname{\tikzumlPackageFitOld (\tikzumlComponent@nodeName)}%
+    \stepcounter{tikzumlPackageClassNum}%
+  \fi%
+}%
+%
+% shortcut for empty component
+\newcommand{\umlbasiccomponent}[2][]{\begin{umlcomponent}[#1]{#2} \end{umlcomponent}}%
+%
+\newcommand{\umlrequiredinterface}[2][]{%
+  \def\tikzumlInterfaceWithPort{tikzumlFalse}%
+  \pgfkeys{/tikzuml/requiredinterfacerelation/.cd, interface/.initial={}, distance/.initial=\tikzumlRequiredInterfaceDefaultDistance,%
+                                                   name/.initial=tikzumlEmpty, width/.initial=\tikzumlRequiredInterfaceDefaultWidth,%
+                                                   padding/.initial=\tikzumlRequiredInterfaceDefaultPadding,%
+                                                   draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlComponentDefaultFillColor,%
+                                                   .unknown/.code={%
+                                                     \let\keyname=\pgfkeyscurrentname%
+                                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                                     \ifthenelse{\equal{\keyname}{with port}}{%
+                                                       \def\tikzumlInterfaceWithPort{tikzumlTrue}%
+                                                     }{}%
+                                                   }%
+  }%
+  \pgfkeys{/tikzuml/requiredinterfacerelation/.cd, #1}%
+  \pgfkeys{/tikzuml/requiredinterfacerelation/.cd, interface/.get=\tikzumlRequiredInterfaceLabel,%
+                                                   distance/.get=\tikzumlRequiredInterfaceDistance,%
+                                                   name/.get=\tikzumlRequiredInterfaceName,%
+                                                   width/.get=\tikzumlRequiredInterfaceWidth,%
+                                                   padding/.get=\tikzumlRequiredInterfacePadding,%
+                                                   draw/.get=\tikzumlRequiredInterfaceDrawColor,%
+                                                   fill/.get=\tikzumlRequiredInterfaceFillColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlRequiredInterfaceName}{tikzumlEmpty}}{%
+    \edef\tikzumlRequiredInterface@interfacename{#2-east-interface}%
+    \edef\tikzumlRequiredInterface@portname{#2-east-port}%
+    \edef\tikzumlRequiredInterface@paddingname{#2-east-padding}%
+  }{%
+    \edef\tikzumlRequiredInterface@interfacename{\tikzumlRequiredInterfaceName}%
+    \edef\tikzumlRequiredInterface@portname{\tikzumlRequiredInterfaceName-port}%
+    \edef\tikzumlRequiredInterface@paddingname{\tikzumlRequiredInterfaceName-padding}%
+  }%
+  %
+  \edef\tikzumlRequiredInterface@name{#2}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlRequiredInterface@nodeName{\tikzumlRequiredInterface@name}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlRequiredInterface@interfacenodeName{\tikzumlRequiredInterface@interfacename}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlRequiredInterface@portnodeName{\tikzumlRequiredInterface@portname}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlRequiredInterface@paddingnodeName{\tikzumlRequiredInterface@paddingname}}\x%
+  %
+  \ifthenelse{\equal{\tikzumlInterfaceWithPort}{tikzumlTrue}}{%
+    \node[inner sep=0.5*\tikzumlRequiredInterfaceWidth, rectangle, draw=\tikzumlRequiredInterfaceDrawColor, fill=\tikzumlRequiredInterfaceFillColor] (\tikzumlRequiredInterface@portnodeName) at (\tikzumlRequiredInterface@nodeName.east) {};%
+  }{%
+    \node[inner sep=0] (\tikzumlRequiredInterface@nodeName-east-port) at (\tikzumlRequiredInterface@nodeName.east) {};%
+  }%
+  \begin{scope}%
+  \draw (\tikzumlRequiredInterface@nodeName)+(\tikzumlRequiredInterfaceDistance,0) node[inner sep=0, text width=\tikzumlRequiredInterfaceWidth, circle, name=\tikzumlRequiredInterface@interfacenodeName-tmp] {};%
+  \clip (\tikzumlRequiredInterface@interfacenodeName-tmp.north) rectangle (\tikzumlRequiredInterface@interfacenodeName-tmp.south -| \tikzumlRequiredInterface@interfacenodeName-tmp.west);%
+  \node[inner sep=0, text width=\tikzumlRequiredInterfaceWidth, circle, draw=\tikzumlRequiredInterfaceDrawColor] (\tikzumlRequiredInterface@interfacenodeName) at (\tikzumlRequiredInterface@interfacenodeName-tmp) {};%
+  \end{scope}%
+  \node[above] at (\tikzumlRequiredInterface@interfacenodeName.north) {\tikzumlRequiredInterfaceLabel};%
+  %
+  \umlrelation[style={tikzuml connector style}, #1]{\tikzumlRequiredInterface@portnodeName}{\tikzumlRequiredInterface@interfacenodeName}%
+  %
+  \draw (\tikzumlRequiredInterface@interfacenodeName)+(\tikzumlRequiredInterfacePadding,0) node[name=\tikzumlRequiredInterface@paddingnodeName] {};%
+  %
+  % add to fit
+  \ifnum\c@tikzumlComponentLevel>0%
+        \def\tikzumlComponentFitTmp{\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname}%
+        \expandafter\xdef\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname{\tikzumlComponentFitTmp (\tikzumlRequiredInterface@paddingnodeName) (\tikzumlRequiredInterface@portnodeName) }%
+  \fi%
+}%
+%
+\newcommand{\umlprovidedinterface}[2][]{%
+  \def\tikzumlInterfaceWithPort{tikzumlFalse}%
+  \pgfkeys{/tikzuml/providedinterfacerelation/.cd, interface/.initial={}, distance/.initial=\tikzumlProvidedInterfaceDefaultDistance,%
+                                                   name/.initial=tikzumlEmpty, width/.initial=\tikzumlProvidedInterfaceDefaultWidth,%
+                                                   padding/.initial=\tikzumlProvidedInterfaceDefaultPadding,%
+                                                   draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlComponentDefaultFillColor,%
+                                                   .unknown/.code={%
+                                                     \let\keyname=\pgfkeyscurrentname%
+                                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                                     \ifthenelse{\equal{\keyname}{with port}}{%
+                                                       \def\tikzumlInterfaceWithPort{tikzumlTrue}%
+                                                     }{}%
+                                                   }%
+  }%
+  \pgfkeys{/tikzuml/providedinterfacerelation/.cd, #1}%
+  \pgfkeys{/tikzuml/providedinterfacerelation/.cd, interface/.get=\tikzumlProvidedInterfaceLabel,%
+                                                   distance/.get=\tikzumlProvidedInterfaceDistance,%
+                                                   name/.get=\tikzumlProvidedInterfaceName,%
+                                                   width/.get=\tikzumlProvidedInterfaceWidth,%
+                                                   padding/.get=\tikzumlProvidedInterfacePadding,%
+                                                   draw/.get=\tikzumlProvidedInterfaceDrawColor,%
+                                                   fill/.get=\tikzumlProvidedInterfaceFillColor%
+  }%
+  %
+  \ifthenelse{\equal{\tikzumlProvidedInterfaceName}{tikzumlEmpty}}{%
+    \edef\tikzumlProvidedInterface@interfacename{#2-west-interface}%
+    \edef\tikzumlProvidedInterface@portname{#2-west-port}%
+    \edef\tikzumlProvidedInterface@paddingname{#2-west-padding}%
+  }{%
+    \edef\tikzumlProvidedInterface@interfacename{\tikzumlProvidedInterfaceName}%
+    \edef\tikzumlProvidedInterface@portname{\tikzumlProvidedInterfaceName-port}%
+    \edef\tikzumlProvidedInterface@paddingname{\tikzumlProvidedInterfaceName-padding}%
+  }%
+  %
+  \edef\tikzumlProvidedInterface@name{#2}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlProvidedInterface@nodeName{\tikzumlProvidedInterface@name}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlProvidedInterface@interfacenodeName{\tikzumlProvidedInterface@interfacename}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlProvidedInterface@portnodeName{\tikzumlProvidedInterface@portname}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlProvidedInterface@paddingnodeName{\tikzumlProvidedInterface@paddingname}}\x%
+  %
+  \ifthenelse{\equal{\tikzumlInterfaceWithPort}{tikzumlTrue}}{%
+    \node[inner sep=0.5*\tikzumlProvidedInterfaceWidth, rectangle, draw=\tikzumlProvidedInterfaceDrawColor, fill=\tikzumlProvidedInterfaceFillColor] (\tikzumlProvidedInterface@portnodeName) at (\tikzumlProvidedInterface@nodeName.west) {};%
+  }{%
+    \node[inner sep=0] (\tikzumlProvidedInterface@portnodeName) at (\tikzumlProvidedInterface@nodeName.west) {};%
+  }%
+  \draw (\tikzumlProvidedInterface@nodeName)+(-\tikzumlProvidedInterfaceDistance,0) node[inner sep=0, text width=\tikzumlProvidedInterfaceWidth, circle, draw=\tikzumlProvidedInterfaceDrawColor, fill=\tikzumlProvidedInterfaceFillColor, name=\tikzumlProvidedInterface@interfacenodeName] {};%
+  \node[above] at (\tikzumlProvidedInterface@interfacenodeName.north)
+ {\tikzumlProvidedInterfaceLabel};%
+  %
+  \umlrelation[style={tikzuml connector style}, #1]{\tikzumlProvidedInterface@portnodeName}{\tikzumlProvidedInterface@interfacenodeName}%
+  %
+  \draw (\tikzumlProvidedInterface@interfacenodeName)+(-\tikzumlProvidedInterfacePadding,0) node[name=\tikzumlProvidedInterface@paddingnodeName] {};%
+  %
+  % add to fit
+  \ifnum\thetikzumlComponentLevel>0%
+        \def\tikzumlComponentFitTmp{\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname}%
+        \expandafter\xdef\csname tikzumlComponentFit\tikzumlComponent@parent @@\tikzumlComponent@fitname\endcsname{\tikzumlComponentFitTmp (\tikzumlProvidedInterface@paddingnodeName) (\tikzumlProvidedInterface@portnodeName) }%
+      \fi%
+}%
+%
+\newlength{\tikzuml@AC@xa}%
+\newlength{\tikzuml@AC@ya}%
+\newlength{\tikzuml@AC@xb}%
+\newlength{\tikzuml@AC@yb}%
+\newlength{\tikzuml@AC@xi}%
+\newlength{\tikzuml@AC@yi}%
+\newlength{\tikzuml@AC@xic}%
+\newlength{\tikzuml@AC@yic}%
+\newlength{\tikzuml@AC@xio}%
+\newlength{\tikzuml@AC@yio}%
+\newlength{\tikzuml@AC@AB}%
+\newlength{\tikzuml@AC@lambda}%
+\newlength{\tikzuml@AC@xtrc}%
+\newlength{\tikzuml@AC@ytrc}%
+\newlength{\tikzuml@AC@xtlc}%
+\newlength{\tikzuml@AC@ytlc}%
+\newlength{\tikzuml@AC@xblc}%
+\newlength{\tikzuml@AC@yblc}%
+\newlength{\tikzuml@AC@xbrc}%
+\newlength{\tikzuml@AC@ybrc}%
+\newlength{\tikzuml@AC@middleArm}%
+%
+\newcommand{\umlassemblyconnectorsymbol}[2]{%
+  \ifthenelse{\NOT\equal{\tikzumlAssemblyConnectorLabel}{}}{%
+  \edef\tikzuml@ACStart@name{#1}%
+  \edef\tikzuml@ACEnd@name{#2}%
+  \edef\tikzuml@AC@width{\tikzumlAssemblyConnectorWidth}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzuml@ACStart@nodeName{\tikzuml@ACStart@name}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzuml@ACEnd@nodeName{\tikzuml@ACEnd@name}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzuml@ACInterface@nodeName{\tikzumlAssemblyConnectorSymbolName}}\x%
+  %
+  \pgfextractx{\tikzuml@AC@xa}{\pgfpointanchor{\tikzuml@ACStart@nodeName}{\tikzumlAssemblyConnectorStartAnchor}}%
+  \pgfextracty{\tikzuml@AC@ya}{\pgfpointanchor{\tikzuml@ACStart@nodeName}{\tikzumlAssemblyConnectorStartAnchor}}%
+  \pgfextractx{\tikzuml@AC@xb}{\pgfpointanchor{\tikzuml@ACEnd@nodeName}{\tikzumlAssemblyConnectorEndAnchor}}%
+  \pgfextracty{\tikzuml@AC@yb}{\pgfpointanchor{\tikzuml@ACEnd@nodeName}{\tikzumlAssemblyConnectorEndAnchor}}%
+  \pgfmathsetlength{\tikzuml@AC@xi}{0.5*\tikzuml@AC@xa+0.5*\tikzuml@AC@xb}%
+  \pgfmathsetlength{\tikzuml@AC@yi}{0.5*\tikzuml@AC@ya+0.5*\tikzuml@AC@yb}%
+  \pgfmathsetlength{\tikzuml@AC@AB}{veclen(\tikzuml@AC@xa-\tikzuml@AC@xb,\tikzuml@AC@ya-\tikzuml@AC@yb)}%
+  \pgfmathsetlength{\tikzuml@AC@lambda}{0.25*\tikzuml@AC@width/\tikzuml@AC@AB}%
+  \pgfmathsetlength{\tikzuml@AC@xic}{\tikzuml@AC@xi-\tikzuml@AC@lambda*(\tikzuml@AC@xb-\tikzuml@AC@xa)}%
+  \pgfmathsetlength{\tikzuml@AC@yic}{\tikzuml@AC@yi-\tikzuml@AC@lambda*(\tikzuml@AC@yb-\tikzuml@AC@ya)}%
+  \pgfmathsetlength{\tikzuml@AC@xio}{\tikzuml@AC@xi+\tikzuml@AC@lambda*(\tikzuml@AC@xb-\tikzuml@AC@xa)}%
+  \pgfmathsetlength{\tikzuml@AC@yio}{\tikzuml@AC@yi+\tikzuml@AC@lambda*(\tikzuml@AC@yb-\tikzuml@AC@ya)}%
+  \node[inner sep=0.5*\tikzuml@AC@width] (\tikzuml@ACInterface@nodeName-interface) at (\tikzuml@AC@xi,\tikzuml@AC@yi) {};%
+  \node[inner sep=0, text width=\tikzuml@AC@width, circle, draw=\tikzumlAssemblyConnectorDrawColor, fill=\tikzumlAssemblyConnectorFillColor] (\tikzuml@ACInterface@nodeName-io) at (\tikzuml@AC@xio,\tikzuml@AC@yio) {};%
+  \begin{scope}%
+  \pgfmathsetlength{\tikzuml@AC@xtrc}{\tikzuml@AC@xic-2*\tikzuml@AC@lambda*(\tikzuml@AC@yb-\tikzuml@AC@ya)}%
+  \pgfmathsetlength{\tikzuml@AC@ytrc}{\tikzuml@AC@yic+2*\tikzuml@AC@lambda*(\tikzuml@AC@xb-\tikzuml@AC@xa)}%
+  \pgfmathsetlength{\tikzuml@AC@xbrc}{\tikzuml@AC@xic+2*\tikzuml@AC@lambda*(\tikzuml@AC@yb-\tikzuml@AC@ya)}%
+  \pgfmathsetlength{\tikzuml@AC@ybrc}{\tikzuml@AC@yic-2*\tikzuml@AC@lambda*(\tikzuml@AC@xb-\tikzuml@AC@xa)}%
+  \pgfmathsetlength{\tikzuml@AC@xtlc}{\tikzuml@AC@xic-3*\tikzuml@AC@lambda*(\tikzuml@AC@yb-\tikzuml@AC@ya+\tikzuml@AC@xb-\tikzuml@AC@xa)}%
+  \pgfmathsetlength{\tikzuml@AC@ytlc}{\tikzuml@AC@yic+3*\tikzuml@AC@lambda*(\tikzuml@AC@xb-\tikzuml@AC@xa+\tikzuml@AC@ya-\tikzuml@AC@yb)}%
+  \pgfmathsetlength{\tikzuml@AC@xblc}{\tikzuml@AC@xic+3*\tikzuml@AC@lambda*(\tikzuml@AC@yb-\tikzuml@AC@ya+\tikzuml@AC@xa-\tikzuml@AC@xb)}%
+  \pgfmathsetlength{\tikzuml@AC@yblc}{\tikzuml@AC@yic-3*\tikzuml@AC@lambda*(\tikzuml@AC@xb-\tikzuml@AC@xa+\tikzuml@AC@yb-\tikzuml@AC@ya)}%
+  \coordinate (\tikzuml@ACInterface@nodeName-trc) at (\tikzuml@AC@xtrc,\tikzuml@AC@ytrc);%
+  \coordinate (\tikzuml@ACInterface@nodeName-brc) at (\tikzuml@AC@xbrc,\tikzuml@AC@ybrc);%
+  \coordinate (\tikzuml@ACInterface@nodeName-tlc) at (\tikzuml@AC@xtlc,\tikzuml@AC@ytlc);%
+  \coordinate (\tikzuml@ACInterface@nodeName-blc) at (\tikzuml@AC@xblc,\tikzuml@AC@yblc);%
+  \clip (\tikzuml@ACInterface@nodeName-trc) --  (\tikzuml@ACInterface@nodeName-tlc) -- (\tikzuml@ACInterface@nodeName-blc) -- (\tikzuml@ACInterface@nodeName-brc) -- cycle;%
+  \node[inner sep=0, text width=\tikzuml@AC@width, circle, draw=\tikzumlAssemblyConnectorDrawColor, fill=\tikzumlAssemblyConnectorFillColor] (\tikzuml@ACInterface@nodeName-ic) at (\tikzuml@AC@xic,\tikzuml@AC@yic) {};%
+  \end{scope}%
+  \node[above, font=\tikzumlDefaultFont] at (\tikzuml@ACInterface@nodeName-interface.north)
+ {\tikzumlAssemblyConnectorLabel};%
+  }{}%
+}%
+%
+\newcommand{\umlassemblyconnector}[3][]{%
+  \def\tikzumlAssemblyConnectorWithPort{tikzumlFalse}%
+  \def\tikzumlAssemblyConnectorFirstArm{tikzumlFalse}%
+  \def\tikzumlAssemblyConnectorSecondArm{tikzumlFalse}%
+  \def\tikzumlAssemblyConnectorMiddleArm{tikzumlFalse}%
+  \def\tikzumlAssemblyConnectorLastArm{tikzumlFalse}%
+  \pgfkeys{/tikzuml/assemblyconnectorrelation/.cd, geometry/.initial=--, interface/.initial={},%
+                                                   arm1/.initial={auto}, arm2/.initial={auto},%
+                                                   name/.initial=connector-\thetikzumlConnectorNum, width/.initial=1em,%
+                                                   anchor1/.initial={}, anchor2/.initial={},%
+                                                   draw/.initial=\tikzumlDefaultDrawColor,%
+                                                   fill assembly connector/.initial=\tikzumlAssemblyConnectorDefaultFillColor,%
+                                                   fill port/.initial=\tikzumlPortDefaultFillColor,%
+                                                   .unknown/.code={%
+                                                     \let\keyname=\pgfkeyscurrentname%
+                                                     \let\keyvalue=\pgfkeyscurrentvalue%
+                                                     \ifthenelse{\equal{\keyname}{with port}}{%
+                                                       \def\tikzumlAssemblyConnectorWithPort{tikzumlTrue}%
+                                                     }{%
+                                                       \ifthenelse{\equal{\keyname}{first arm}}{%
+                                                         \def\tikzumlAssemblyConnectorFirstArm{tikzumlTrue}%
+                                                       }{%
+                                                         \ifthenelse{\equal{\keyname}{second arm}}{%
+                                                           \def\tikzumlAssemblyConnectorSecondArm{tikzumlTrue}%
+                                                         }{%
+                                                           \ifthenelse{\equal{\keyname}{middle arm}}{%
+                                                             \def\tikzumlAssemblyConnectorMiddleArm{tikzumlTrue}%
+                                                           }{%
+                                                             \ifthenelse{\equal{\keyname}{last arm}}{%
+                                                               \def\tikzumlAssemblyConnectorLastArm{tikzumlTrue}%
+                                                             }{%
+                                                             }%
+                                                           }%
+                                                         }%
+                                                       }%
+                                                     }%
+                                                   }%
+  }%
+  \pgfkeys{/tikzuml/assemblyconnectorrelation/.cd, #1}%
+  \pgfkeys{/tikzuml/assemblyconnectorrelation/.cd, geometry/.get=\tikzumlAssemblyConnectorGeometry,%
+                                                   name/.get=\tikzumlAssemblyConnectorName,%
+                                                   interface/.get=\tikzumlAssemblyConnectorLabel,%
+                                                   width/.get=\tikzumlAssemblyConnectorWidth,%
+                                                   arm1/.get=\tikzumlAssemblyConnectorStartArm,%
+                                                   arm2/.get=\tikzumlAssemblyConnectorEndArm,%
+                                                   anchor1/.get=\tikzumlAssemblyConnectorStartAnchorTmp,%
+                                                   anchor2/.get=\tikzumlAssemblyConnectorEndAnchorTmp,%
+                                                   draw/.get=\tikzumlAssemblyConnectorDrawColor,%
+                                                   fill assembly connector/.get=\tikzumlAssemblyConnectorFillColor,%
+                                                   fill port/.get=\tikzumlAssemblyConnectorPortFillColor%
+  }%
+  %
+  \edef\tikzumlAssemblyConnectorStart@name{#2}%
+  \edef\tikzumlAssemblyConnectorEnd@name{#3}%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlAssemblyConnectorStart@nodeName{\tikzumlAssemblyConnectorStart@name}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlAssemblyConnectorEnd@nodeName{\tikzumlAssemblyConnectorEnd@name}}\x%
+  %
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlAssemblyConnectorLabel@nodeName{\tikzumlAssemblyConnectorLabel}}\x%
+  %
+  \pgfextractx{\tikzuml@AC@xa}{\pgfpointanchor{\tikzumlAssemblyConnectorStart@nodeName}{center}}%
+  \pgfextracty{\tikzuml@AC@ya}{\pgfpointanchor{\tikzumlAssemblyConnectorStart@nodeName}{center}}%
+  \pgfextractx{\tikzuml@AC@xb}{\pgfpointanchor{\tikzumlAssemblyConnectorEnd@nodeName}{center}}%
+  \pgfextracty{\tikzuml@AC@yb}{\pgfpointanchor{\tikzumlAssemblyConnectorEnd@nodeName}{center}}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{--}}{%
+    \ifthenelse{\tikzuml@AC@xb>\tikzuml@AC@xa}{%
+      \def\tikzumlAssemblyConnectorStartAnchor{east}%
+      \def\tikzumlAssemblyConnectorEndAnchor{west}%
+    }{%
+      \def\tikzumlAssemblyConnectorStartAnchor{west}%
+      \def\tikzumlAssemblyConnectorEndAnchor{east}%
+    }
+  }{}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{-|}}{%
+    \ifthenelse{\tikzuml@AC@xb>\tikzuml@AC@xa}{%
+      \def\tikzumlAssemblyConnectorStartAnchor{east}%
+    }{%
+      \def\tikzumlAssemblyConnectorStartAnchor{west}%
+    }
+    \ifthenelse{\tikzuml@AC@yb>\tikzuml@AC@ya}{%
+      \def\tikzumlAssemblyConnectorEndAnchor{south}%
+    }{%
+      \def\tikzumlAssemblyConnectorEndAnchor{north}%
+    }
+  }{}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{|-}}{%
+    \ifthenelse{\tikzuml@AC@xb>\tikzuml@AC@xa}{%
+      \def\tikzumlAssemblyConnectorEndAnchor{west}%
+    }{%
+      \def\tikzumlAssemblyConnectorEndAnchor{east}%
+    }
+    \ifthenelse{\tikzuml@AC@yb>\tikzuml@AC@ya}{%
+      \def\tikzumlAssemblyConnectorStartAnchor{north}%
+    }{%
+      \def\tikzumlAssemblyConnectorStartAnchor{south}%
+    }
+  }{}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{-|-}}{%
+    \ifthenelse{\equal{\tikzumlAssemblyConnectorStartArm}{auto}}{%
+      \ifthenelse{\equal{\tikzumlAssemblyConnectorEndArm}{auto}}{%
+	\pgfmathsetlength{\tikzuml@AC@middleArm}{0.5 * \tikzuml@AC@xa + 0.5 * \tikzuml@AC@xb}%
+      }{%
+        \pgfmathsetlength{\tikzuml@AC@middleArm}{\tikzuml@AC@xb+\tikzumlAssemblyConnectorEndArm}%
+      }%
+    }{%
+      \pgfmathsetlength{\tikzuml@AC@middleArm}{\tikzuml@AC@xa+\tikzumlAssemblyConnectorStartArm}%
+    }%
+    \pgfmathparse{\tikzuml@AC@middleArm>\tikzuml@AC@xa}
+    \pgfmathparse{\tikzuml@AC@middleArm>\tikzuml@AC@xb}
+    \ifthenelse{\lengthtest{\tikzuml@AC@middleArm>\tikzuml@AC@xa}}{%
+      \def\tikzumlAssemblyConnectorStartAnchor{east}%
+    }{%
+      \def\tikzumlAssemblyConnectorStartAnchor{west}%
+    }
+    \ifthenelse{\lengthtest{\tikzuml@AC@middleArm>\tikzuml@AC@xb}}{%
+      \def\tikzumlAssemblyConnectorEndAnchor{east}%
+    }{%
+      \def\tikzumlAssemblyConnectorEndAnchor{west}%
+    }
+  }{}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{|-|}}{%
+    \ifthenelse{\equal{\tikzumlAssemblyConnectorStartArm}{auto}}{%
+      \ifthenelse{\equal{\tikzumlAssemblyConnectorEndArm}{auto}}{%
+	\pgfmathsetlength{\tikzuml@AC@middleArm}{0.5 * \tikzuml@AC@ya + 0.5 * \tikzuml@AC@yb}%
+      }{%
+        \pgfmathsetlength{\tikzuml@AC@middleArm}{\tikzuml@AC@yb+\tikzumlAssemblyConnectorEndArm}%
+      }%
+    }{%
+      \pgfmathsetlength{\tikzuml@AC@middleArm}{\tikzuml@AC@ya+\tikzumlAssemblyConnectorStartArm}%
+    }%
+    \ifthenelse{\tikzuml@AC@middleArm>\tikzuml@AC@ya}{%
+      \def\tikzumlAssemblyConnectorStartAnchor{north}%
+    }{%
+      \def\tikzumlAssemblyConnectorStartAnchor{south}%
+    }
+    \ifthenelse{\tikzuml@AC@middleArm>\tikzuml@AC@yb}{%
+      \def\tikzumlAssemblyConnectorEndAnchor{north}%
+    }{%
+      \def\tikzumlAssemblyConnectorEndAnchor{south}%
+    }
+  }{}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorStartAnchorTmp}{}}{%
+  }{%
+    \def\tikzumlAssemblyConnectorStartAnchor{\tikzumlAssemblyConnectorStartAnchorTmp}%
+  }%
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorEndAnchorTmp}{}}{%
+  }{%
+    \def\tikzumlAssemblyConnectorEndAnchor{\tikzumlAssemblyConnectorEndAnchorTmp}%
+  }%
+  %
+  \node[inner sep=0] (\tikzumlAssemblyConnectorStart@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port-tmp) at (\tikzumlAssemblyConnectorStart@nodeName.\tikzumlAssemblyConnectorStartAnchor) {};%
+  \node[inner sep=0] (\tikzumlAssemblyConnectorEnd@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port-tmp) at (\tikzumlAssemblyConnectorEnd@nodeName.\tikzumlAssemblyConnectorEndAnchor) {};%
+  %
+  \umlrelation[style={tikzuml connector style}, #1]{\tikzumlAssemblyConnectorStart@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port-tmp}{\tikzumlAssemblyConnectorEnd@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port-tmp}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorWithPort}{tikzumlTrue}}{%
+    \node[inner sep=0.5*\tikzumlAssemblyConnectorWidth, rectangle, draw=\tikzumlAssemblyConnectorDrawColor, fill=\tikzumlAssemblyConnectorPortFillColor] (\tikzumlAssemblyConnectorStart@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port) at (\tikzumlAssemblyConnectorStart@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port-tmp) {};%
+    \node[inner sep=0.5*\tikzumlAssemblyConnectorWidth, rectangle, draw=\tikzumlAssemblyConnectorDrawColor, fill=\tikzumlAssemblyConnectorPortFillColor] (\tikzumlAssemblyConnectorEnd@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port) at (\tikzumlAssemblyConnectorEnd@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port-tmp) {};%
+  }{%
+    \node[inner sep=0] (\tikzumlAssemblyConnectorStart@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port) at (\tikzumlAssemblyConnectorStart@nodeName.\tikzumlAssemblyConnectorStartAnchor) {};%
+    \node[inner sep=0] (\tikzumlAssemblyConnectorEnd@nodeName-\tikzumlAssemblyConnectorLabel@nodeName-port) at (\tikzumlAssemblyConnectorEnd@nodeName.\tikzumlAssemblyConnectorEndAnchor) {};%
+  }%
+  %
+  \addtocounter{tikzumlRelationNum}{-1}%
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorName}{connector-\thetikzumlConnectorNum}}{%
+    \edef\tikzumlAssemblyConnectorName{relation-\thetikzumlRelationNum}%
+    \edef\tikzumlAssemblyConnectorSymbolName{\tikzumlAssemblyConnectorLabel@nodeName}%
+  }{%
+    \edef\tikzumlAssemblyConnectorSymbolName{\tikzumlAssemblyConnectorName}%
+  }%
+  %
+  \stepcounter{tikzumlRelationNum}%
+  %
+  \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{--}}{%
+    \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorStart@nodeName}{\tikzumlAssemblyConnectorEnd@nodeName}%
+  }{%
+    \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{-|}}{%
+      \ifthenelse{\equal{\tikzumlAssemblyConnectorFirstArm}{tikzumlTrue}}{%
+        \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorStart@nodeName}{\tikzumlAssemblyConnectorName-2}%
+      }{%
+        \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorName-2}{\tikzumlAssemblyConnectorEnd@nodeName}%
+      }%
+    }{%
+      \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{|-}}{%
+        \ifthenelse{\equal{\tikzumlAssemblyConnectorFirstArm}{tikzumlTrue}}{%
+          \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorStart@nodeName}{\tikzumlAssemblyConnectorName-2}%
+        }{%
+          \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorName-2}{\tikzumlAssemblyConnectorEnd@nodeName}%
+        }%
+      }{%
+        \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{-|-}}{%
+          \ifthenelse{\equal{\tikzumlAssemblyConnectorFirstArm}{tikzumlTrue}}{%
+            \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorStart@nodeName}{\tikzumlAssemblyConnectorName-2}%
+          }{%
+            \ifthenelse{\equal{\tikzumlAssemblyConnectorLastArm}{tikzumlTrue}}{%
+              \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorName-4}{\tikzumlAssemblyConnectorEnd@nodeName}%
+            }{%
+              \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorName-2}{\tikzumlAssemblyConnectorName-4}%
+            }%
+          }%
+        }{%
+          \ifthenelse{\equal{\tikzumlAssemblyConnectorGeometry}{|-|}}{%
+            \ifthenelse{\equal{\tikzumlAssemblyConnectorFirstArm}{tikzumlTrue}}{%
+              \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorStart@nodeName}{\tikzumlAssemblyConnectorName-2}%
+            }{%
+              \ifthenelse{\equal{\tikzumlAssemblyConnectorLastArm}{tikzumlTrue}}{%
+                \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorName-4}{\tikzumlAssemblyConnectorEnd@nodeName}%
+              }{%
+                \umlassemblyconnectorsymbol{\tikzumlAssemblyConnectorName-2}{\tikzumlAssemblyConnectorName-4}%
+              }%
+            }%
+          }{}%
+        }%
+      }%
+    }%
+  }%
+  \stepcounter{tikzumlConnectorNum}%
+}%
+%
+% shortcuts of \umlassemblyconnector
+\newcommand{\umlHVassemblyconnector}[3][]{%
+  \pgfkeys{/tikzuml/HVassemblyconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlHVassemblyconnector, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/HVassemblyconnector/.cd, #1}%
+  \umlassemblyconnector[geometry=-|, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHassemblyconnector}[3][]{%
+  \pgfkeys{/tikzuml/VHassemblyconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+        \errmessage{TIKZUML ERROR : in umlVHassemblyconnector, forbidden option geometry}%
+      }{}%
+    }%
+  }%
+  \pgfkeys{/tikzuml/VHassemblyconnector/.cd, #1}%
+  \umlassemblyconnector[geometry=|-, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVHassemblyconnector}[3][]{%
+  \pgfkeys{/tikzuml/HVHassemblyconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHassemblyconnector, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/HVHassemblyconnector/.cd, #1}%
+  \umlassemblyconnector[geometry=-|-, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHVassemblyconnector}[3][]{%
+  \pgfkeys{/tikzuml/VHVassemblyconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVassemblyconnector, forbidden option geometry}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/VHVassemblyconnector/.cd, #1}%
+  \umlassemblyconnector[geometry=|-|, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlport}[3][]{%
+  \pgfkeys{/tikzuml/port/.cd, draw/.initial=\tikzumlDefaultDrawColor, fill/.initial=\tikzumlPortDefaultFillColor,%
+                              width/.initial=\tikzumlPortDefaultWidth,%
+                              .unknown/.code={%
+                                \let\keyname=\pgfkeyscurrentname%
+                                \let\keyvalue=\pgfkeyscurrentvalue%
+                                \errmessage{TIKZUML ERROR : in umlport forbidden option \keyname}%
+                              }%
+  }%
+  \pgfkeys{/tikzuml/port/.cd, #1}%
+  \pgfkeys{/tikzuml/port/.cd, width/.get=\tikzumlPortWidth,%
+                              draw/.get=\tikzumlPortDrawColor, fill/.get=\tikzumlPortFillColor}%
+  \edef\tikzumlPort@name{#2}%
+  \edef\tikzumlPort@anchor{#3}%
+  \begingroup%
+    \def\_{_}\edef\x{\endgroup%
+      \def\noexpand\tikzumlPort@nodeName{\tikzumlPort@name}}\x%
+  %
+  \node[inner sep=0.5*\tikzumlPortWidth, rectangle, draw=\tikzumlPortDrawColor, fill=\tikzumlPortFillColor] (\tikzumlPort@nodeName-\tikzumlPort@anchor-port) at (\tikzumlPort@nodeName.\tikzumlPort@anchor) {};%
+}%
+%
+\newcommand{\umldelegateconnector}[3][]{%
+  \def\tikzumlDelegateConnectorWithStartPort{tikzumlFalse}%
+  \def\tikzumlDelegateConnectorWithEndPort{tikzumlFalse}%
+  \pgfkeys{/tikzuml/delegateconnector/.cd,
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umldelegateconnector, forbidden option stereo}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/delegateconnector/.cd, #1}%
+  \umlrelation[style={tikzuml connector style}, stereo=delegate, #1]{#2}{#3}%
+}%
+%
+% shortcuts of \umldelegateconnector
+\newcommand{\umlHVdelegateconnector}[3][]{%
+  \pgfkeys{/tikzuml/HVdelegateconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}\OR\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVdelegateconnector, forbidden option \keyname}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/HVdelegateconnector/.cd, #1}%
+  \umldelegateconnector[geometry=-|, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHdelegateconnector}[3][]{%
+  \pgfkeys{/tikzuml/VHdelegateconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}\OR\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHdelegateconnector, forbidden option \keyname}%
+             }{}%
+            }}%
+  \pgfkeys{/tikzuml/VHdelegateconnector/.cd, #1}%
+  \umldelegateconnector[geometry=|-, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlHVHdelegateconnector}[3][]{%
+  \pgfkeys{/tikzuml/HVHdelegateconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}\OR\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlHVHdelegateconnector, forbidden option \keyname}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/HVHdelegateconnector/.cd, #1}%
+  \umldelegateconnector[geometry=-|-, #1]{#2}{#3}%
+}%
+%
+\newcommand{\umlVHVdelegateconnector}[3][]{%
+  \pgfkeys{/tikzuml/VHVdelegateconnector/.cd,%
+           .unknown/.code={%
+             \let\keyname=\pgfkeyscurrentname%
+             \let\keyvalue=\pgfkeyscurrentvalue%
+             \ifthenelse{\equal{\keyname}{geometry}\OR\equal{\keyname}{stereo}}{%
+               \errmessage{TIKZUML ERROR : in umlVHVdelegateconnector, forbidden option \keyname}%
+             }{}%
+           }}%
+  \pgfkeys{/tikzuml/VHVdelegateconnector/.cd, #1}%
+  \umldelegateconnector[geometry=|-|, #1]{#2}{#3}%
+}%
+%%% End of tikz-uml.sty
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ No newline at end of file