PagingTableService:

o Adding support for showing a spinner if the query takes more than 500ms.
o Adding a spinner when searching for people.

8 files changed, 400 insertions, 7 deletions

diff --git a/src/main/java/io/trygvis/esper/testing/web/resource/CoreResource.java b/src/main/java/io/trygvis/esper/testing/web/resource/CoreResource.java
index 11935cf..e95b7fa 100755
--- a/src/main/java/io/trygvis/esper/testing/web/resource/CoreResource.java
+++ b/src/main/java/io/trygvis/esper/testing/web/resource/CoreResource.java
@@ -35,6 +35,11 @@ public class CoreResource extends AbstractResource {
     @Path("/person")
     public List<PersonDetailJson> getPersons(@MagicParam final PageRequest pageRequest,
                                              @QueryParam("query") final String query) throws Exception {
+
+        int sleep = 1;
+        System.out.println("Awesome");
+        Thread.sleep(sleep * 1000);
+
         return da.inTransaction(new CoreDaosCallback<List<PersonDetailJson>>() {
             protected List<PersonDetailJson> run() throws SQLException {
                 List<PersonDetailJson> list = new ArrayList<>();
diff --git a/src/main/resources/webapp/WEB-INF/tags/common/head.tagx b/src/main/resources/webapp/WEB-INF/tags/common/head.tagx
index edb00d7..7121fe1 100755
--- a/src/main/resources/webapp/WEB-INF/tags/common/head.tagx
+++ b/src/main/resources/webapp/WEB-INF/tags/common/head.tagx
@@ -24,11 +24,12 @@
     <script type="text/javascript">
       head.js(
           {jquery: "/external/jquery-1.8.3/jquery-1.8.3.js"},
-          {angularjs: "/external/angular-1.0.3/angular.js"},
-          {angularjsResource: "/external/angular-1.0.3/angular-resource.js"},
-          {angularUiNgGrid: "/external/angular-ui/ng-grid-1.6.0/ng-grid-1.6.0.debug.js"},
+          {angular: "/external/angular-1.0.3/angular.js"},
+          {angularResource: "/external/angular-1.0.3/angular-resource.js"},
+          {ngGrid: "/external/angular-ui/ng-grid-1.6.0/ng-grid-1.6.0.debug.js"},
           {underscore: "/external/underscore-1.4.3/underscore.js"},
           {datejs: "/external/datejs-Alpha1/date.js"},
+          {spin: "/external/spin-1.2.7/spin.js"},
           {app: "/apps/app.js"},
           {PagingTableService: "/apps/core/PagingTableService.js"}
       );
diff --git a/src/main/resources/webapp/apps/app.js b/src/main/resources/webapp/apps/app.js
index f74206c..8896d33 100755
--- a/src/main/resources/webapp/apps/app.js
+++ b/src/main/resources/webapp/apps/app.js
@@ -107,3 +107,31 @@ directives.directive('dogtagxl', function () {
     templateUrl: '/apps/dogtagBig.html'
   }
 });
+
+directives.directive('spinner', function () {
+  return function($scope, element, attr) {
+    var opts = {
+      lines: 13, // The number of lines to draw
+      length: 7, // The length of each line
+      width: 4, // The line thickness
+      radius: 10, // The radius of the inner circle
+      corners: 1, // Corner roundness (0..1)
+      rotate: 0, // The rotation offset
+      color: '#000', // #rgb or #rrggbb
+      speed: 1, // Rounds per second
+      trail: 60, // Afterglow percentage
+      shadow: false, // Whether to render a shadow
+      hwaccel: false, // Whether to use hardware acceleration
+      className: attr.spinnerClass || 'spinner', // The CSS class to assign to the spinner
+      zIndex: 2e9, // The z-index (defaults to 2000000000)
+      top: attr.spinnerTop || 'auto', // Top position relative to parent in px
+      left: attr.spinnerLeft || 'auto' // Left position relative to parent in px
+    };
+
+    console.log("attr.spinnerTop =", attr.spinnerTop, "attr.spinnerLeft =", attr.spinnerLeft);
+
+    var target = element[0];
+    new Spinner(opts).spin(target);
+    return target;
+  }
+});
diff --git a/src/main/resources/webapp/apps/core/PagingTableService.js b/src/main/resources/webapp/apps/core/PagingTableService.js
index f38b6f1..86d08f1 100755
--- a/src/main/resources/webapp/apps/core/PagingTableService.js
+++ b/src/main/resources/webapp/apps/core/PagingTableService.js
@@ -7,15 +7,29 @@ function PagingTableService() {
       query: "",
       startIndex: options.startIndex || 0,
       count: options.count || 10,
-      currentlySearching: false
+      currentlySearching: false,
+      queryStart: 0
     };
 
     var update = function(){
       self.currentlySearching = true;
+      self.queryStart = new Date().getTime();
+
+      // This will update the spinner if the user want to show it.
+      var interval = setInterval(function () {
+        $scope.$apply();
+      }, 500);
+
       fetchCallback(self.startIndex, self.count, self.query, function(data) {
+        var now = new Date().getTime();
+        console.log("Query took " + (now - self.queryStart) + "ms");
+
+        clearInterval(interval);
+
         self.rows = data.rows;
         watcher();
         self.currentlySearching = false;
+        self.queryStart = 0;
       });
     };
 
@@ -56,6 +70,20 @@ function PagingTableService() {
       update();
     };
 
+    /*
+     * UI State queries
+     *
+     * TODO: the results should only be shown if the last query was successful. Add an 'error' state too.
+     */
+
+    self.showSpinner = function () {
+      return self.currentlySearching && new Date().getTime() - self.queryStart > 500;
+    };
+
+    self.showResults = function () {
+      return !self.currentlySearching;
+    };
+
     self.showPrev = function () {
       return self.startIndex > 0;
     };
diff --git a/src/main/resources/webapp/apps/frontPageApp/frontPageApp.js b/src/main/resources/webapp/apps/frontPageApp/frontPageApp.js
index 9e507b4..def1e67 100755
--- a/src/main/resources/webapp/apps/frontPageApp/frontPageApp.js
+++ b/src/main/resources/webapp/apps/frontPageApp/frontPageApp.js
@@ -71,13 +71,13 @@ function BadgeCtrl($scope, $routeParams, Badge) {
 }
 
 function PersonListCtrl($scope, Person, PagingTableService) {
-  var groupSize = 4;
+  var groupSize = 4, rows = 6;
   var personsWatcher = function () {
     $scope.personGroups = groupBy($scope.persons.rows, groupSize);
   };
 
   $scope.persons = PagingTableService.create($scope, PagingTableService.defaultCallback(Person, {orderBy: "name"}),
-      {count: groupSize * 6, watcher: personsWatcher});
+      {count: groupSize * rows, watcher: personsWatcher});
 
   console.log("$scope.persons.searchText", $scope.persons.searchText);
   console.log("$scope.persons.rows", $scope.persons.rows);
diff --git a/src/main/resources/webapp/apps/frontPageApp/personList.html b/src/main/resources/webapp/apps/frontPageApp/personList.html
index 2c14b01..9f977ee 100755
--- a/src/main/resources/webapp/apps/frontPageApp/personList.html
+++ b/src/main/resources/webapp/apps/frontPageApp/personList.html
@@ -33,7 +33,15 @@
 
   <div class="row">
     <div class="span12">
-      <div class="row" ng-repeat="group in personGroups">
+      <div class="row" ng-show="persons.showSpinner()">
+        <div class="span12">
+          <div style="height: 100px">
+            <div spinner spinner-class="wat" spinner-left="564px" spinner-top="50%"></div>
+          </div>
+        </div>
+      </div>
+
+      <div class="row" ng-repeat="group in personGroups" ng-show="persons.showResults()">
         <div class="span3" ng-repeat="person in group" style="padding-bottom: 1em">
           <div class="row">
             <person-avatar person="person.person"></person-avatar>
@@ -45,6 +53,7 @@
           </div>
         </div>
       </div>
+
       <ul class="pager">
         <li ng-show="persons.showPrev()" class="previous {{{true: 'disabled', false: ''}[persons.prevDisabled()]}}">
           <a ng-click="persons.prev()">&larr; Prev</a>
diff --git a/src/main/resources/webapp/external/spin-1.2.7/spin.js b/src/main/resources/webapp/external/spin-1.2.7/spin.js
new file mode 100644
index 0000000..64ccfa7
--- /dev/null
+++ b/src/main/resources/webapp/external/spin-1.2.7/spin.js
@@ -0,0 +1,320 @@
+//fgnass.github.com/spin.js#v1.2.7
+!function(window, document, undefined) {
+
+  /**
+   * Copyright (c) 2011 Felix Gnass [fgnass at neteye dot de]
+   * Licensed under the MIT license
+   */
+
+  var prefixes = ['webkit', 'Moz', 'ms', 'O'] /* Vendor prefixes */
+      , animations = {} /* Animation rules keyed by their name */
+      , useCssAnimations
+
+  /**
+   * Utility function to create elements. If no tag name is given,
+   * a DIV is created. Optionally properties can be passed.
+   */
+  function createEl(tag, prop) {
+    var el = document.createElement(tag || 'div')
+        , n
+
+    for(n in prop) el[n] = prop[n]
+    return el
+  }
+
+  /**
+   * Appends children and returns the parent.
+   */
+  function ins(parent /* child1, child2, ...*/) {
+    for (var i=1, n=arguments.length; i<n; i++)
+      parent.appendChild(arguments[i])
+
+    return parent
+  }
+
+  /**
+   * Insert a new stylesheet to hold the @keyframe or VML rules.
+   */
+  var sheet = function() {
+    var el = createEl('style', {type : 'text/css'})
+    ins(document.getElementsByTagName('head')[0], el)
+    return el.sheet || el.styleSheet
+  }()
+
+  /**
+   * Creates an opacity keyframe animation rule and returns its name.
+   * Since most mobile Webkits have timing issues with animation-delay,
+   * we create separate rules for each line/segment.
+   */
+  function addAnimation(alpha, trail, i, lines) {
+    var name = ['opacity', trail, ~~(alpha*100), i, lines].join('-')
+        , start = 0.01 + i/lines*100
+        , z = Math.max(1 - (1-alpha) / trail * (100-start), alpha)
+        , prefix = useCssAnimations.substring(0, useCssAnimations.indexOf('Animation')).toLowerCase()
+        , pre = prefix && '-'+prefix+'-' || ''
+
+    if (!animations[name]) {
+      sheet.insertRule(
+          '@' + pre + 'keyframes ' + name + '{' +
+              '0%{opacity:' + z + '}' +
+              start + '%{opacity:' + alpha + '}' +
+              (start+0.01) + '%{opacity:1}' +
+              (start+trail) % 100 + '%{opacity:' + alpha + '}' +
+              '100%{opacity:' + z + '}' +
+              '}', sheet.cssRules.length)
+
+      animations[name] = 1
+    }
+    return name
+  }
+
+  /**
+   * Tries various vendor prefixes and returns the first supported property.
+   **/
+  function vendor(el, prop) {
+    var s = el.style
+        , pp
+        , i
+
+    if(s[prop] !== undefined) return prop
+    prop = prop.charAt(0).toUpperCase() + prop.slice(1)
+    for(i=0; i<prefixes.length; i++) {
+      pp = prefixes[i]+prop
+      if(s[pp] !== undefined) return pp
+    }
+  }
+
+  /**
+   * Sets multiple style properties at once.
+   */
+  function css(el, prop) {
+    for (var n in prop)
+      el.style[vendor(el, n)||n] = prop[n]
+
+    return el
+  }
+
+  /**
+   * Fills in default values.
+   */
+  function merge(obj) {
+    for (var i=1; i < arguments.length; i++) {
+      var def = arguments[i]
+      for (var n in def)
+        if (obj[n] === undefined) obj[n] = def[n]
+    }
+    return obj
+  }
+
+  /**
+   * Returns the absolute page-offset of the given element.
+   */
+  function pos(el) {
+    var o = { x:el.offsetLeft, y:el.offsetTop }
+    while((el = el.offsetParent))
+      o.x+=el.offsetLeft, o.y+=el.offsetTop
+
+    return o
+  }
+
+  var defaults = {
+    lines: 12,            // The number of lines to draw
+    length: 7,            // The length of each line
+    width: 5,             // The line thickness
+    radius: 10,           // The radius of the inner circle
+    rotate: 0,            // Rotation offset
+    corners: 1,           // Roundness (0..1)
+    color: '#000',        // #rgb or #rrggbb
+    speed: 1,             // Rounds per second
+    trail: 100,           // Afterglow percentage
+    opacity: 1/4,         // Opacity of the lines
+    fps: 20,              // Frames per second when using setTimeout()
+    zIndex: 2e9,          // Use a high z-index by default
+    className: 'spinner', // CSS class to assign to the element
+    top: 'auto',          // center vertically
+    left: 'auto',         // center horizontally
+    position: 'relative'  // element position
+  }
+
+  /** The constructor */
+  var Spinner = function Spinner(o) {
+    if (!this.spin) return new Spinner(o)
+    this.opts = merge(o || {}, Spinner.defaults, defaults)
+  }
+
+  Spinner.defaults = {}
+
+  merge(Spinner.prototype, {
+    spin: function(target) {
+      this.stop()
+      var self = this
+          , o = self.opts
+          , el = self.el = css(createEl(0, {className: o.className}), {position: o.position, width: 0, zIndex: o.zIndex})
+          , mid = o.radius+o.length+o.width
+          , ep // element position
+          , tp // target position
+
+      if (target) {
+        target.insertBefore(el, target.firstChild||null)
+        tp = pos(target)
+        ep = pos(el)
+        css(el, {
+          left: (o.left == 'auto' ? tp.x-ep.x + (target.offsetWidth >> 1) : parseInt(o.left, 10) + mid) + 'px',
+          top: (o.top == 'auto' ? tp.y-ep.y + (target.offsetHeight >> 1) : parseInt(o.top, 10) + mid)  + 'px'
+        })
+      }
+
+      el.setAttribute('aria-role', 'progressbar')
+      self.lines(el, self.opts)
+
+      if (!useCssAnimations) {
+        // No CSS animation support, use setTimeout() instead
+        var i = 0
+            , fps = o.fps
+            , f = fps/o.speed
+            , ostep = (1-o.opacity) / (f*o.trail / 100)
+            , astep = f/o.lines
+
+            ;(function anim() {
+          i++;
+          for (var s=o.lines; s; s--) {
+            var alpha = Math.max(1-(i+s*astep)%f * ostep, o.opacity)
+            self.opacity(el, o.lines-s, alpha, o)
+          }
+          self.timeout = self.el && setTimeout(anim, ~~(1000/fps))
+        })()
+      }
+      return self
+    },
+
+    stop: function() {
+      var el = this.el
+      if (el) {
+        clearTimeout(this.timeout)
+        if (el.parentNode) el.parentNode.removeChild(el)
+        this.el = undefined
+      }
+      return this
+    },
+
+    lines: function(el, o) {
+      var i = 0
+          , seg
+
+      function fill(color, shadow) {
+        return css(createEl(), {
+          position: 'absolute',
+          width: (o.length+o.width) + 'px',
+          height: o.width + 'px',
+          background: color,
+          boxShadow: shadow,
+          transformOrigin: 'left',
+          transform: 'rotate(' + ~~(360/o.lines*i+o.rotate) + 'deg) translate(' + o.radius+'px' +',0)',
+          borderRadius: (o.corners * o.width>>1) + 'px'
+        })
+      }
+
+      for (; i < o.lines; i++) {
+        seg = css(createEl(), {
+          position: 'absolute',
+          top: 1+~(o.width/2) + 'px',
+          transform: o.hwaccel ? 'translate3d(0,0,0)' : '',
+          opacity: o.opacity,
+          animation: useCssAnimations && addAnimation(o.opacity, o.trail, i, o.lines) + ' ' + 1/o.speed + 's linear infinite'
+        })
+
+        if (o.shadow) ins(seg, css(fill('#000', '0 0 4px ' + '#000'), {top: 2+'px'}))
+
+        ins(el, ins(seg, fill(o.color, '0 0 1px rgba(0,0,0,.1)')))
+      }
+      return el
+    },
+
+    opacity: function(el, i, val) {
+      if (i < el.childNodes.length) el.childNodes[i].style.opacity = val
+    }
+
+  })
+
+    /////////////////////////////////////////////////////////////////////////
+    // VML rendering for IE
+    /////////////////////////////////////////////////////////////////////////
+
+  /**
+   * Check and init VML support
+   */
+  ;(function() {
+
+    function vml(tag, attr) {
+      return createEl('<' + tag + ' xmlns="urn:schemas-microsoft.com:vml" class="spin-vml">', attr)
+    }
+
+    var s = css(createEl('group'), {behavior: 'url(#default#VML)'})
+
+    if (!vendor(s, 'transform') && s.adj) {
+
+      // VML support detected. Insert CSS rule ...
+      sheet.addRule('.spin-vml', 'behavior:url(#default#VML)')
+
+      Spinner.prototype.lines = function(el, o) {
+        var r = o.length+o.width
+            , s = 2*r
+
+        function grp() {
+          return css(
+              vml('group', {
+                coordsize: s + ' ' + s,
+                coordorigin: -r + ' ' + -r
+              }),
+              { width: s, height: s }
+          )
+        }
+
+        var margin = -(o.width+o.length)*2 + 'px'
+            , g = css(grp(), {position: 'absolute', top: margin, left: margin})
+            , i
+
+        function seg(i, dx, filter) {
+          ins(g,
+              ins(css(grp(), {rotation: 360 / o.lines * i + 'deg', left: ~~dx}),
+                  ins(css(vml('roundrect', {arcsize: o.corners}), {
+                    width: r,
+                    height: o.width,
+                    left: o.radius,
+                    top: -o.width>>1,
+                    filter: filter
+                  }),
+                      vml('fill', {color: o.color, opacity: o.opacity}),
+                      vml('stroke', {opacity: 0}) // transparent stroke to fix color bleeding upon opacity change
+                  )
+              )
+          )
+        }
+
+        if (o.shadow)
+          for (i = 1; i <= o.lines; i++)
+            seg(i, -2, 'progid:DXImageTransform.Microsoft.Blur(pixelradius=2,makeshadow=1,shadowopacity=.3)')
+
+        for (i = 1; i <= o.lines; i++) seg(i)
+        return ins(el, g)
+      }
+
+      Spinner.prototype.opacity = function(el, i, val, o) {
+        var c = el.firstChild
+        o = o.shadow && o.lines || 0
+        if (c && i+o < c.childNodes.length) {
+          c = c.childNodes[i+o]; c = c && c.firstChild; c = c && c.firstChild
+          if (c) c.opacity = val
+        }
+      }
+    }
+    else
+      useCssAnimations = vendor(s, 'animation')
+  })()
+
+  if (typeof define == 'function' && define.amd)
+    define(function() { return Spinner })
+  else
+    window.Spinner = Spinner
+
+}(window, document);
diff --git a/src/main/resources/webapp/external/spin-1.2.7/spin.min.js b/src/main/resources/webapp/external/spin-1.2.7/spin.min.js
new file mode 100644
index 0000000..942980c
--- /dev/null
+++ b/src/main/resources/webapp/external/spin-1.2.7/spin.min.js
@@ -0,0 +1,2 @@
+//fgnass.github.com/spin.js#v1.2.7
+!function(e,t,n){function o(e,n){var r=t.createElement(e||"div"),i;for(i in n)r[i]=n[i];return r}function u(e){for(var t=1,n=arguments.length;t<n;t++)e.appendChild(arguments[t]);return e}function f(e,t,n,r){var o=["opacity",t,~~(e*100),n,r].join("-"),u=.01+n/r*100,f=Math.max(1-(1-e)/t*(100-u),e),l=s.substring(0,s.indexOf("Animation")).toLowerCase(),c=l&&"-"+l+"-"||"";return i[o]||(a.insertRule("@"+c+"keyframes "+o+"{"+"0%{opacity:"+f+"}"+u+"%{opacity:"+e+"}"+(u+.01)+"%{opacity:1}"+(u+t)%100+"%{opacity:"+e+"}"+"100%{opacity:"+f+"}"+"}",a.cssRules.length),i[o]=1),o}function l(e,t){var i=e.style,s,o;if(i[t]!==n)return t;t=t.charAt(0).toUpperCase()+t.slice(1);for(o=0;o<r.length;o++){s=r[o]+t;if(i[s]!==n)return s}}function c(e,t){for(var n in t)e.style[l(e,n)||n]=t[n];return e}function h(e){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var i in r)e[i]===n&&(e[i]=r[i])}return e}function p(e){var t={x:e.offsetLeft,y:e.offsetTop};while(e=e.offsetParent)t.x+=e.offsetLeft,t.y+=e.offsetTop;return t}var r=["webkit","Moz","ms","O"],i={},s,a=function(){var e=o("style",{type:"text/css"});return u(t.getElementsByTagName("head")[0],e),e.sheet||e.styleSheet}(),d={lines:12,length:7,width:5,radius:10,rotate:0,corners:1,color:"#000",speed:1,trail:100,opacity:.25,fps:20,zIndex:2e9,className:"spinner",top:"auto",left:"auto",position:"relative"},v=function m(e){if(!this.spin)return new m(e);this.opts=h(e||{},m.defaults,d)};v.defaults={},h(v.prototype,{spin:function(e){this.stop();var t=this,n=t.opts,r=t.el=c(o(0,{className:n.className}),{position:n.position,width:0,zIndex:n.zIndex}),i=n.radius+n.length+n.width,u,a;e&&(e.insertBefore(r,e.firstChild||null),a=p(e),u=p(r),c(r,{left:(n.left=="auto"?a.x-u.x+(e.offsetWidth>>1):parseInt(n.left,10)+i)+"px",top:(n.top=="auto"?a.y-u.y+(e.offsetHeight>>1):parseInt(n.top,10)+i)+"px"})),r.setAttribute("aria-role","progressbar"),t.lines(r,t.opts);if(!s){var f=0,l=n.fps,h=l/n.speed,d=(1-n.opacity)/(h*n.trail/100),v=h/n.lines;(function m(){f++;for(var e=n.lines;e;e--){var i=Math.max(1-(f+e*v)%h*d,n.opacity);t.opacity(r,n.lines-e,i,n)}t.timeout=t.el&&setTimeout(m,~~(1e3/l))})()}return t},stop:function(){var e=this.el;return e&&(clearTimeout(this.timeout),e.parentNode&&e.parentNode.removeChild(e),this.el=n),this},lines:function(e,t){function i(e,r){return c(o(),{position:"absolute",width:t.length+t.width+"px",height:t.width+"px",background:e,boxShadow:r,transformOrigin:"left",transform:"rotate("+~~(360/t.lines*n+t.rotate)+"deg) translate("+t.radius+"px"+",0)",borderRadius:(t.corners*t.width>>1)+"px"})}var n=0,r;for(;n<t.lines;n++)r=c(o(),{position:"absolute",top:1+~(t.width/2)+"px",transform:t.hwaccel?"translate3d(0,0,0)":"",opacity:t.opacity,animation:s&&f(t.opacity,t.trail,n,t.lines)+" "+1/t.speed+"s linear infinite"}),t.shadow&&u(r,c(i("#000","0 0 4px #000"),{top:"2px"})),u(e,u(r,i(t.color,"0 0 1px rgba(0,0,0,.1)")));return e},opacity:function(e,t,n){t<e.childNodes.length&&(e.childNodes[t].style.opacity=n)}}),function(){function e(e,t){return o("<"+e+' xmlns="urn:schemas-microsoft.com:vml" class="spin-vml">',t)}var t=c(o("group"),{behavior:"url(#default#VML)"});!l(t,"transform")&&t.adj?(a.addRule(".spin-vml","behavior:url(#default#VML)"),v.prototype.lines=function(t,n){function s(){return c(e("group",{coordsize:i+" "+i,coordorigin:-r+" "+ -r}),{width:i,height:i})}function l(t,i,o){u(a,u(c(s(),{rotation:360/n.lines*t+"deg",left:~~i}),u(c(e("roundrect",{arcsize:n.corners}),{width:r,height:n.width,left:n.radius,top:-n.width>>1,filter:o}),e("fill",{color:n.color,opacity:n.opacity}),e("stroke",{opacity:0}))))}var r=n.length+n.width,i=2*r,o=-(n.width+n.length)*2+"px",a=c(s(),{position:"absolute",top:o,left:o}),f;if(n.shadow)for(f=1;f<=n.lines;f++)l(f,-2,"progid:DXImageTransform.Microsoft.Blur(pixelradius=2,makeshadow=1,shadowopacity=.3)");for(f=1;f<=n.lines;f++)l(f);return u(t,a)},v.prototype.opacity=function(e,t,n,r){var i=e.firstChild;r=r.shadow&&r.lines||0,i&&t+r<i.childNodes.length&&(i=i.childNodes[t+r],i=i&&i.firstChild,i=i&&i.firstChild,i&&(i.opacity=n))}):s=l(t,"animation")}(),typeof define=="function"&&define.amd?define(function(){return v}):e.Spinner=v}(window,document);
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