diff --git a/docs/graph.html b/docs/graph.html
index e4589e77..330059a8 100644
--- a/docs/graph.html
+++ b/docs/graph.html
@@ -53,8 +53,8 @@
 <h2 id="Overview">Overview</h2>
 <p>
     Graph is a visualization to display graphs and networks consisting of nodes
-    and edges. The visualization is easy to use and supports custom styles,
-    colors, sizes, images, and more.
+    and edges. The visualization is easy to use and supports custom shapes,
+    styles, colors, sizes, images, and more.
 </p>
 
 <p>
@@ -88,11 +88,11 @@
 &lt;script type="text/javascript"&gt;
     // create an array with nodes
     var nodes = [
-        {id: 1, text: 'Node 1'},
-        {id: 2, text: 'Node 2'},
-        {id: 3, text: 'Node 3'},
-        {id: 4, text: 'Node 4'},
-        {id: 5, text: 'Node 5'}
+        {id: 1, label: 'Node 1'},
+        {id: 2, label: 'Node 2'},
+        {id: 3, label: 'Node 3'},
+        {id: 4, label: 'Node 4'},
+        {id: 5, label: 'Node 5'}
     ];
 
     // create an array with edges
@@ -203,9 +203,9 @@ var data = {
 <h3 id="Nodes">Nodes</h3>
 
 <p>
-    Nodes typically have an <code>id</code> and <code>text</code>.
+    Nodes typically have an <code>id</code> and <code>label</code>.
     A node must contain at least a property <code>id</code>.
-    Nodes can have extra properties, used to define the type and style the
+    Nodes can have extra properties, used to define the shape and style of the
     nodes.
 </p>
 
@@ -216,7 +216,7 @@ var data = {
 var nodes = [
     {
         id: 1,
-        text: 'Node 1'
+        label: 'Node 1'
     },
     // ... more nodes
 ];
@@ -262,21 +262,21 @@ var nodes = [
         <td>fontColor</td>
         <td>String</td>
         <td>"black"</td>
-        <td>Font color for text in the node.</td>
+        <td>Font color for label in the node.</td>
     </tr>
 
     <tr>
         <td>fontFace</td>
         <td>String</td>
         <td>"sans"</td>
-        <td>Font face for text in the node, for example "verdana" or "arial".</td>
+        <td>Font face for label in the node, for example "verdana" or "arial".</td>
     </tr>
 
     <tr>
         <td>fontSize</td>
         <td>Number</td>
         <td>14</td>
-        <td>Font size in pixels for text in the node.</td>
+        <td>Font size in pixels for label in the node.</td>
     </tr>
 
     <tr>
@@ -300,7 +300,7 @@ var nodes = [
         <td>image</td>
         <td>string</td>
         <td>no</td>
-        <td>Url of an image. Only applicable when the style of the node is
+        <td>Url of an image. Only applicable when the shape of the node is
             <code>image</code>.</td>
     </tr>
 
@@ -308,19 +308,19 @@ var nodes = [
         <td>radius</td>
         <td>number</td>
         <td>no</td>
-        <td>Radius for the node. Applicable for all styles except <code>rect</code>,
+        <td>Radius for the node. Applicable for all shapes except <code>rect</code>,
             <code>circle</code>, and <code>database</code>.
             The value of <code>radius</code> will override a value in
             property <code>value</code>.</td>
     </tr>
 
     <tr>
-        <td>style</td>
+        <td>shape</td>
         <td>string</td>
         <td>no</td>
         <td>Define the shape for the node.
             Choose from <code>rect</code> (default), <code>circle</code>,
-            <code>database</code>, <code>image</code>, <code>text</code>,
+            <code>database</code>, <code>image</code>, <code>label</code>,
             <code>dot</code>, <code>star</code>, <code>triangle</code>,
             <code>triangleDown</code>, and <code>square</code>.
             <br><br>
@@ -335,19 +335,19 @@ var nodes = [
             <code>value</code>.
             <br><br>
 
-            When a property <code>text</code> is provided,
-            this text will be displayed inside the shape in case of styles
+            When a property <code>label</code> is provided,
+            this label will be displayed inside the shape in case of shapes
             <code>rect</code>, <code>circle</code>, and <code>database</code>.
-            For all other shapes, the text will be displayed right below the shape.
+            For all other shapes, the label will be displayed right below the shape.
 
         </td>
     </tr>
 
     <tr>
-        <td>text</td>
+        <td>label</td>
         <td>string</td>
         <td>no</td>
-        <td>Text to be displayed in the node or under the image of the node.
+        <td>Text label to be displayed in the node or under the image of the node.
             Multiple lines can be separated by a newline character <code>\n</code> .</td>
     </tr>
 
@@ -366,7 +366,7 @@ var nodes = [
         <td>A value for the node.
             The radius of the nodes will be scaled automatically from minimum to
             maximum value.
-            Only applicable when the style of the node is <code>dot</code>.
+            Only applicable when the shape of the node is <code>dot</code>.
             If a <code>radius</code> is provided for the node too, it will override the
             radius calculated from the value.</td>
     </tr>
@@ -465,7 +465,7 @@ var edges = [
         <td>String</td>
         <td>"black"</td>
         <td>Font color for the text label of the edge.
-            Only applicable when "text" is defined.</td>
+            Only applicable when property <code>label</code> is defined.</td>
     </tr>
 
     <tr>
@@ -474,7 +474,7 @@ var edges = [
         <td>"sans"</td>
         <td>Font face for the text label of the edge,
             for example "verdana" or "arial".
-            Only applicable when "text" is defined.</td>
+            Only applicable when property <code>label</code> is defined.</td>
     </tr>
 
     <tr>
@@ -482,7 +482,7 @@ var edges = [
         <td>Number</td>
         <td>14</td>
         <td>Font size in pixels for the text label of the edge.
-            Only applicable when "text" is defined.</td>
+            Only applicable when property <code>label</code> is defined.</td>
     </tr>
 
     <tr>
@@ -505,17 +505,17 @@ var edges = [
         <td>style</td>
         <td>string</td>
         <td>no</td>
-        <td>Define a drawing style for the edge.
+        <td>Define a line style for the edge.
             Choose from <code>line</code> (default), <code>arrow</code>,
             <code>arrow-end</code>, or <code>dash-line</code>.
         </td>
     </tr>
 
     <tr>
-        <td>text</td>
+        <td>label</td>
         <td>string</td>
         <td>no</td>
-        <td>Text to be displayed halfway the edge.</td>
+        <td>Text label to be displayed halfway the edge.</td>
     </tr>
 
     <tr>
@@ -737,19 +737,19 @@ var options = {
     <td>nodes.fontColor</td>
     <td>String</td>
     <td>"black"</td>
-    <td>Default font color for text in the nodes.</td>
+    <td>Default font color for the text label in the nodes.</td>
 </tr>
 <tr>
     <td>nodes.fontFace</td>
     <td>String</td>
     <td>"sans"</td>
-    <td>Default font face for text in the nodes, for example "verdana" or "arial".</td>
+    <td>Default font face for the text label in the nodes, for example "verdana" or "arial".</td>
 </tr>
 <tr>
     <td>nodes.fontSize</td>
     <td>Number</td>
     <td>14</td>
-    <td>Default font size in pixels for text in the nodes.</td>
+    <td>Default font size in pixels for the text label in the nodes.</td>
 </tr>
 <tr>
     <td>nodes.group</td>
@@ -761,48 +761,48 @@ var options = {
     <td>nodes.image</td>
     <td>String</td>
     <td>none</td>
-    <td>Default image url for the nodes. only applicable with style <code>image</code>.</td>
+    <td>Default image url for the nodes. only applicable with shape <code>image</code>.</td>
 </tr>
 
 <tr>
     <td>nodes.widthMin</td>
     <td>Number</td>
     <td>16</td>
-    <td>The minimum width for a scaled image. Only applicable with style <code>image</code>.</td>
+    <td>The minimum width for a scaled image. Only applicable with shape <code>image</code>.</td>
 </tr>
 <tr>
     <td>nodes.widthMax</td>
     <td>Number</td>
     <td>64</td>
-    <td>The maximum width for a scaled image. Only applicable with style <code>image</code>.</td>
+    <td>The maximum width for a scaled image. Only applicable with shape <code>image</code>.</td>
 </tr>
 
 <tr>
-    <td>nodes.style</td>
+    <td>nodes.shape</td>
     <td>String</td>
     <td>"rect"</td>
-    <td>The default style for all nodes.
+    <td>The default shape for all nodes.
         Choose from <code>rect</code> (default), <code>circle</code>,
-        <code>database</code>, <code>image</code>, <code>text</code>, <code>dot</code>.
-        This style can be overridden by a group style, or by a style of an individual node.</td>
+        <code>database</code>, <code>image</code>, <code>label</code>, <code>dot</code>.
+        This shape can be overridden by a group shape, or by a shape of an individual node.</td>
 </tr>
 <tr>
     <td>nodes.radius</td>
     <td>Number</td>
     <td>5</td>
-    <td>The default radius for a node. Only applicable with style <code>dot</code>.</td>
+    <td>The default radius for a node. Only applicable with shape <code>dot</code>.</td>
 </tr>
 <tr>
     <td>nodes.radiusMin</td>
     <td>Number</td>
     <td>5</td>
-    <td>The minimum radius for a scaled node. Only applicable with style <code>dot</code>.</td>
+    <td>The minimum radius for a scaled node. Only applicable with shape <code>dot</code>.</td>
 </tr>
 <tr>
     <td>nodes.radiusMax</td>
     <td>Number</td>
     <td>20</td>
-    <td>The maximum radius for a scaled node. Only applicable with style <code>dot</code>.</td>
+    <td>The maximum radius for a scaled node. Only applicable with shape <code>dot</code>.</td>
 </tr>
 
 <tr>
@@ -851,7 +851,7 @@ var options = {
 
     groups: {
         mygroup: {
-            style: 'circle',
+            shape: 'circle',
             borderColor: 'black',
             backgroundColor: 'white',
             fontColor: 'red',
@@ -863,8 +863,8 @@ var options = {
 };
 
 var nodes = [
-    {id: 1, text: 'Node 1'},                    // will get the default style
-    {id: 2, text: 'Node 2', group: 'mygroup'},  // will get the style from 'mygroup'
+    {id: 1, label: 'Node 1'},                    // will get the default style
+    {id: 2, label: 'Node 2', group: 'mygroup'},  // will get the style from 'mygroup'
     // ... more nodes
 ];
 </pre>
@@ -903,7 +903,7 @@ var nodes = [
         <td>String</td>
         <td>none</td>
         <td>Default image for the nodes. Only applicable in combination with
-            style <code>image</code>.</td>
+            shape <code>image</code>.</td>
     </tr>
 
     <tr>
@@ -925,11 +925,11 @@ var nodes = [
         <td>Font size for the node in pixels.</td>
     </tr>
     <tr>
-        <td>style</td>
+        <td>shape</td>
         <td>String</td>
         <td>"rect"</td>
         <td>Choose from <code>rect</code> (default), <code>circle</code>,
-            <code>database</code>, <code>image</code>, <code>text</code>,
+            <code>database</code>, <code>image</code>, <code>label</code>,
             <code>dot</code>.
             In case of image, a property with name image must be provided, containing
             image urls.</td>
@@ -939,7 +939,7 @@ var nodes = [
         <td>Number</td>
         <td>5</td>
         <td>Default radius for the node. Only applicable in combination with
-            styles <code>rect</code> and <code>dot</code>.</td>
+            shapes <code>rect</code> and <code>dot</code>.</td>
     </tr>
 
 </table>
diff --git a/examples/graph/01_basic_usage.html b/examples/graph/01_basic_usage.html
index 8be0741d..926cf1ff 100644
--- a/examples/graph/01_basic_usage.html
+++ b/examples/graph/01_basic_usage.html
@@ -13,11 +13,11 @@
 <script type="text/javascript">
     // create an array with nodes
     var nodes = [
-        {id: 1, text: 'Node 1'},
-        {id: 2, text: 'Node 2'},
-        {id: 3, text: 'Node 3'},
-        {id: 4, text: 'Node 4'},
-        {id: 5, text: 'Node 5'}
+        {id: 1, label: 'Node 1'},
+        {id: 2, label: 'Node 2'},
+        {id: 3, label: 'Node 3'},
+        {id: 4, label: 'Node 4'},
+        {id: 5, label: 'Node 5'}
     ];
 
     // create an array with edges
diff --git a/examples/graph/02_random_nodes.html b/examples/graph/02_random_nodes.html
index c0827e8b..2b5f8061 100755
--- a/examples/graph/02_random_nodes.html
+++ b/examples/graph/02_random_nodes.html
@@ -25,8 +25,8 @@
             var nodeCount = document.getElementById('nodeCount').value;
             for (var i = 0; i < nodeCount; i++) {
                 nodes.push({
-                    'id': i,
-                    'text': String(i)
+                    id: i,
+                    label: String(i)
                 });
 
                 connectionCount[i] = 0;
@@ -36,8 +36,8 @@
                     var from = i;
                     var to = 0;
                     edges.push({
-                        'from': from,
-                        'to': to
+                        from: from,
+                        to: to
                     });
                     connectionCount[from]++;
                     connectionCount[to]++;
@@ -55,8 +55,8 @@
                     var from = i;
                     var to = j;
                     edges.push({
-                        'from': from,
-                        'to': to
+                        from: from,
+                        to: to
                     });
                     connectionCount[from]++;
                     connectionCount[to]++;
diff --git a/examples/graph/03_images.html b/examples/graph/03_images.html
index 7b304fdf..495149ef 100755
--- a/examples/graph/03_images.html
+++ b/examples/graph/03_images.html
@@ -26,31 +26,31 @@
             // Create a data table with links.
             edges = [];
 
-            nodes.push({id: 1, text: 'Main', image: DIR + 'Network-Pipe-icon.png', style: 'image'});
-            nodes.push({id: 2, text: 'Office', image: DIR + 'Network-Pipe-icon.png', style: 'image'});
-            nodes.push({id: 3, text: 'Wireless', image: DIR + 'Network-Pipe-icon.png', style: 'image'});
+            nodes.push({id: 1, label: 'Main', image: DIR + 'Network-Pipe-icon.png', shape: 'image'});
+            nodes.push({id: 2, label: 'Office', image: DIR + 'Network-Pipe-icon.png', shape: 'image'});
+            nodes.push({id: 3, label: 'Wireless', image: DIR + 'Network-Pipe-icon.png', shape: 'image'});
             edges.push({from: 1, to: 2, length: LENGTH_MAIN});
             edges.push({from: 1, to: 3, length: LENGTH_MAIN});
 
             for (var i = 4; i <= 7; i++) {
-                nodes.push({id: i, text: 'Computer', image: DIR + 'Hardware-My-Computer-3-icon.png', style: 'image'});
+                nodes.push({id: i, label: 'Computer', image: DIR + 'Hardware-My-Computer-3-icon.png', shape: 'image'});
                 edges.push({from: 2, to: i, length: LENGTH_SUB});
             }
 
-            nodes.push({id: 101, text: 'Printer', image: DIR + 'Hardware-Printer-Blue-icon.png', style: 'image'});
+            nodes.push({id: 101, label: 'Printer', image: DIR + 'Hardware-Printer-Blue-icon.png', shape: 'image'});
             edges.push({from: 2, to: 101, length: LENGTH_SUB});
 
-            nodes.push({id: 102, text: 'Laptop', image: DIR + 'Hardware-Laptop-1-icon.png', style: 'image'});
+            nodes.push({id: 102, label: 'Laptop', image: DIR + 'Hardware-Laptop-1-icon.png', shape: 'image'});
             edges.push({from: 3, to: 102, length: LENGTH_SUB});
 
-            nodes.push({id: 103, text: 'graph drive', image: DIR + 'Network-Drive-icon.png', style: 'image'});
+            nodes.push({id: 103, label: 'graph drive', image: DIR + 'Network-Drive-icon.png', shape: 'image'});
             edges.push({from: 1, to: 103, length: LENGTH_SUB});
 
-            nodes.push({id: 104, text: 'Internet', image: DIR + 'System-Firewall-2-icon.png', style: 'image'});
+            nodes.push({id: 104, label: 'Internet', image: DIR + 'System-Firewall-2-icon.png', shape: 'image'});
             edges.push({from: 1, to: 104, length: LENGTH_SUB});
 
             for (var i = 200; i <= 201; i++ ) {
-                nodes.push({id: i, text: 'Smartphone', image: DIR + 'Hardware-My-PDA-02-icon.png', style: 'image'});
+                nodes.push({id: i, label: 'Smartphone', image: DIR + 'Hardware-My-PDA-02-icon.png', shape: 'image'});
                 edges.push({from: 3, to: i, length: LENGTH_SUB});
             }
 
diff --git a/examples/graph/04_shapes.html b/examples/graph/04_shapes.html
index ecdc75eb..61cbeda7 100755
--- a/examples/graph/04_shapes.html
+++ b/examples/graph/04_shapes.html
@@ -18,31 +18,31 @@
 
         function draw() {
             nodes = [
-                {id: 1, text: 'circle', style: 'circle', group: 'group_x'},
-                {id: 2, text: 'circle', style: 'circle', group: 'group_x'},
-                {id: 3, text: 'database', style: 'database', group: 'group_x'},
-                {id: 4, text: 'rect', style: 'rect', group: 'group_x'}
+                {id: 1, label: 'circle', shape: 'circle', group: 'group_x'},
+                {id: 2, label: 'circle', shape: 'circle', group: 'group_x'},
+                {id: 3, label: 'database', shape: 'database', group: 'group_x'},
+                {id: 4, label: 'rect', shape: 'rect', group: 'group_x'}
             ];
 
             edges = [
-                {from: 3, to: 1, style: 'arrow'},
-                {from: 1, to: 4, style: 'dash-line'},
-                {from: 1, to: 2, style: 'arrow-end'}
+                {from: 3, to: 1, shape: 'arrow'},
+                {from: 1, to: 4, shape: 'dash-line'},
+                {from: 1, to: 2, shape: 'arrow-end'}
             ];
 
             var mainId = 5;
-            nodes.push({id: mainId, text: 'styles\nand\nsizes', style: 'rect', group: 'group_main'});
-            var styles = ['dot', 'square', 'triangle', 'triangleDown', 'star'];
+            nodes.push({id: mainId, text: 'shapes\nand\nsizes', shape: 'rect', group: 'group_main'});
+            var shapes = ['dot', 'square', 'triangle', 'triangleDown', 'star'];
             var id = 6;
             for (var size = 1; size < 4; size++) {
                 var groupId = id;
-                nodes.push({id: id, text: 'size ' + size, style: 'rect', group: 'group' + size});
+                nodes.push({id: id, label: 'size ' + size, shape: 'rect', group: 'group' + size});
                 edges.push({from: mainId, to: groupId, color: 'gray', width: size});
                 id++;
 
-                for (var i in styles) {
-                    if (styles.hasOwnProperty(i)) {
-                        nodes.push({id: id, value: size, text: styles[i], style: styles[i], group: 'group' + size});
+                for (var i in shapes) {
+                    if (shapes.hasOwnProperty(i)) {
+                        nodes.push({id: id, value: size, label: shapes[i], shape: shapes[i], group: 'group' + size});
                         edges.push({from: groupId, to: id, color: 'gray', width: size});
                         id++;
                     }
diff --git a/examples/graph/05_social_network.html b/examples/graph/05_social_network.html
index d2bbef62..b3c8592f 100644
--- a/examples/graph/05_social_network.html
+++ b/examples/graph/05_social_network.html
@@ -21,32 +21,32 @@
         function draw() {
             // create people
             nodes = [
-                {id: 1, text: 'Algie', image: DIR + 'Smiley-Angry-icon.png', style: 'image'},
-                {id: 2, text: 'Alston', image: DIR + 'Smiley-Grin-icon.png', style: 'image'},
-                {id: 3, text: 'Barney', image: DIR + 'User-Administrator-Blue-icon.png', style: 'image'},
-                {id: 4, text: 'Coley', image: DIR + 'User-Administrator-Green-icon.png', style: 'image'},
-                {id: 5, text: 'Grant', image: DIR + 'User-Coat-Blue-icon.png', style: 'image'},
-                {id: 6, text: 'Langdon', image: DIR + 'User-Coat-Green-icon.png', style: 'image'},
-                {id: 7, text: 'Lee', image: DIR + 'User-Coat-Red-icon.png', style: 'image'},
-                {id: 8, text: 'Merlin', image: DIR + 'User-Executive-Green-icon.png', style: 'image'},
-                {id: 9, text: 'Mick', image: DIR + 'User-Preppy-Blue-icon.png', style: 'image'},
-                {id: 10, text: 'Tod', image: DIR + 'User-Preppy-Red-icon.png', style: 'image'}
+                {id: 1,  label: 'Algie',   image: DIR + 'Smiley-Angry-icon.png', shape: 'image'},
+                {id: 2,  label: 'Alston',  image: DIR + 'Smiley-Grin-icon.png', shape: 'image'},
+                {id: 3,  label: 'Barney',  image: DIR + 'User-Administrator-Blue-icon.png', shape: 'image'},
+                {id: 4,  label: 'Coley',   image: DIR + 'User-Administrator-Green-icon.png', shape: 'image'},
+                {id: 5,  label: 'Grant',   image: DIR + 'User-Coat-Blue-icon.png', shape: 'image'},
+                {id: 6,  label: 'Langdon', image: DIR + 'User-Coat-Green-icon.png', shape: 'image'},
+                {id: 7,  label: 'Lee',     image: DIR + 'User-Coat-Red-icon.png', shape: 'image'},
+                {id: 8,  label: 'Merlin',  image: DIR + 'User-Executive-Green-icon.png', shape: 'image'},
+                {id: 9,  label: 'Mick',    image: DIR + 'User-Preppy-Blue-icon.png', shape: 'image'},
+                {id: 10, label: 'Tod',     image: DIR + 'User-Preppy-Red-icon.png', shape: 'image'}
             ];
 
             // create connections
             var color = '#BFBFBF';
             edges = [
-                {from: 2,   to: 8,  value: 3,   color: color},
-                {from: 2,   to: 9,  value: 5,   color: color},
-                {from: 2,   to: 10, value: 1,   color: color},
-                {from: 4,   to: 6,  value: 8,   color: color},
-                {from: 5,   to: 7,  value: 2,   color: color},
-                {from: 4,   to: 5,  value: 1,   color: color},
-                {from: 9,   to: 10, value: 2,   color: color},
-                {from: 2,   to: 3,  value: 6,   color: color},
-                {from: 3,   to: 9,  value: 4,   color: color},
-                {from: 5,   to: 3,  value: 1,   color: color},
-                {from: 2,   to: 7,  value: 4,   color: color}
+                {from: 2,   to: 8,  value: 3,   label: 3,   color: color},
+                {from: 2,   to: 9,  value: 5,   label: 5,   color: color},
+                {from: 2,   to: 10, value: 1,   label: 1,   color: color},
+                {from: 4,   to: 6,  value: 8,   label: 8,   color: color},
+                {from: 5,   to: 7,  value: 2,   label: 2,   color: color},
+                {from: 4,   to: 5,  value: 1,   label: 1,   color: color},
+                {from: 9,   to: 10, value: 2,   label: 2,   color: color},
+                {from: 2,   to: 3,  value: 6,   label: 6,   color: color},
+                {from: 3,   to: 9,  value: 4,   label: 4,   color: color},
+                {from: 5,   to: 3,  value: 1,   label: 1,   color: color},
+                {from: 2,   to: 7,  value: 4,   label: 4,   color: color}
             ];
 
             // create a graph
diff --git a/examples/graph/06_groups.html b/examples/graph/06_groups.html
index 2f80a054..e2fc4bb8 100644
--- a/examples/graph/06_groups.html
+++ b/examples/graph/06_groups.html
@@ -45,7 +45,7 @@
                 while (i < nodeCount) {
                     nodes.push({
                         id: i + nodeOffset,
-                        text: String(i + nodeOffset),
+                        label: String(i + nodeOffset),
                         group: group
                     });
                     connectionCount[i] = 0;
@@ -128,7 +128,7 @@
                 height: '600px',
                 stabilize: false,
                 nodes: {
-                    style: 'dot'
+                    shape: 'dot'
                 },
                 edges: {
                     length: 50
diff --git a/examples/graph/08_selections.html b/examples/graph/08_selections.html
index 246f64db..957e0fee 100644
--- a/examples/graph/08_selections.html
+++ b/examples/graph/08_selections.html
@@ -14,11 +14,11 @@
 <script type="text/javascript">
     // create an array with nodes
     var nodes = [
-        {id: 1, text: 'Node 1'},
-        {id: 2, text: 'Node 2'},
-        {id: 3, text: 'Node 3'},
-        {id: 4, text: 'Node 4'},
-        {id: 5, text: 'Node 5'}
+        {id: 1, label: 'Node 1'},
+        {id: 2, label: 'Node 2'},
+        {id: 3, label: 'Node 3'},
+        {id: 4, label: 'Node 4'},
+        {id: 5, label: 'Node 5'}
     ];
 
     // create an array with edges
diff --git a/examples/graph/16_scalable_images.html b/examples/graph/16_scalable_images.html
index 4db427d5..5dcd7eb9 100644
--- a/examples/graph/16_scalable_images.html
+++ b/examples/graph/16_scalable_images.html
@@ -24,16 +24,16 @@
             // value corresponds with the age of the person
             var DIR = 'img/soft-scraps-icons/';
             nodes = [
-                {id: 1, value: 2, style: 'image', text: 'Algie', title: 'Algie (2 years old)', image: DIR + 'Smiley-Angry-icon.png'},
-                {id: 2, value: 31, style: 'image', text: 'Alston', title: 'Alston (31 years old)', image: DIR + 'Smiley-Grin-icon.png'},
-                {id: 3, value: 12, style: 'image', text: 'Barney', title: 'Barney (12 years old)', image: DIR + 'User-Administrator-Blue-icon.png'},
-                {id: 4, value: 16, style: 'image', text: 'Coley', title: 'Coley (16 years old)', image: DIR + 'User-Administrator-Green-icon.png'},
-                {id: 5, value: 17, style: 'image', text: 'Grant', title: 'Grant (17 years old)', image: DIR + 'User-Coat-Blue-icon.png'},
-                {id: 6, value: 15, style: 'image', text: 'Langdon', title: 'Langdon (15 years old)', image: DIR + 'User-Coat-Green-icon.png'},
-                {id: 7,  value: 6, style: 'image', text: 'Lee', title: 'Lee (6 years old)', image: DIR + 'User-Coat-Red-icon.png'},
-                {id: 8,  value: 5, style: 'image', text: 'Merlin', title: 'Merlin (5 years old)', image: DIR + 'User-Executive-Green-icon.png'},
-                {id: 9, value: 30, style: 'image', text: 'Mick', title: 'Mick (30 years old)', image: DIR + 'User-Preppy-Blue-icon.png'},
-                {id: 10, value: 18, style: 'image', text: 'Tod', title: 'Tod (18 years old)', image: DIR + 'User-Preppy-Red-icon.png'}
+                {id: 1,  value: 2,  shape: 'image', label: 'Algie', title: 'Algie (2 years old)', image: DIR + 'Smiley-Angry-icon.png'},
+                {id: 2,  value: 31, shape: 'image', label: 'Alston', title: 'Alston (31 years old)', image: DIR + 'Smiley-Grin-icon.png'},
+                {id: 3,  value: 12, shape: 'image', label: 'Barney', title: 'Barney (12 years old)', image: DIR + 'User-Administrator-Blue-icon.png'},
+                {id: 4,  value: 16, shape: 'image', label: 'Coley', title: 'Coley (16 years old)', image: DIR + 'User-Administrator-Green-icon.png'},
+                {id: 5,  value: 17, shape: 'image', label: 'Grant', title: 'Grant (17 years old)', image: DIR + 'User-Coat-Blue-icon.png'},
+                {id: 6,  value: 15, shape: 'image', label: 'Langdon', title: 'Langdon (15 years old)', image: DIR + 'User-Coat-Green-icon.png'},
+                {id: 7,  value: 6,  shape: 'image', label: 'Lee', title: 'Lee (6 years old)', image: DIR + 'User-Coat-Red-icon.png'},
+                {id: 8,  value: 5,  shape: 'image', label: 'Merlin', title: 'Merlin (5 years old)', image: DIR + 'User-Executive-Green-icon.png'},
+                {id: 9,  value: 30, shape: 'image', label: 'Mick', title: 'Mick (30 years old)', image: DIR + 'User-Preppy-Blue-icon.png'},
+                {id: 10, value: 18, shape: 'image', label: 'Tod', title: 'Tod (18 years old)', image: DIR + 'User-Preppy-Red-icon.png'}
             ];
 
             // create connetions between people
diff --git a/examples/graph/18_dashed_lines.html b/examples/graph/18_dashed_lines.html
index 7ab13fad..8792d60f 100644
--- a/examples/graph/18_dashed_lines.html
+++ b/examples/graph/18_dashed_lines.html
@@ -15,12 +15,12 @@
         // Called on page load
         function draw() {
             var nodes = [
-                {id: 1, text: "dashed\nline\nexamples"},
-                {id: 2, text: "default"},
-                {id: 3, text: "dashlength: 20\ndashgap: 20"},
-                {id: 4, text: "dashlength: 20\ndashgap: 5"},
-                {id: 5, text: "dashlength: 5\ndashgap: 20"},
-                {id: 6, text: "dashlength: 20\ndashgap: 5\naltdashlength: 5"}
+                {id: 1, label: "dashed\nline\nexamples"},
+                {id: 2, label: "default"},
+                {id: 3, label: "dashlength: 20\ndashgap: 20"},
+                {id: 4, label: "dashlength: 20\ndashgap: 5"},
+                {id: 5, label: "dashlength: 5\ndashgap: 20"},
+                {id: 6, label: "dashlength: 20\ndashgap: 5\naltdashlength: 5"}
             ];
             var edges = [
                 {from: 1, to: 2, style: "dash-line"},
@@ -30,7 +30,6 @@
                 {from: 1, to: 6, style: "dash-line", dashlength: 20, dashgap: 5, altdashlength: 5}
             ];
 
-
             // create the graph
             var container = document.getElementById('mygraph');
             var data = {
diff --git a/examples/graph/20_dot_language_playground.html b/examples/graph/20_dot_language_playground.html
index 460f140e..161ce33c 100644
--- a/examples/graph/20_dot_language_playground.html
+++ b/examples/graph/20_dot_language_playground.html
@@ -133,15 +133,15 @@
 
 <textarea id="example1" class="example">
 digraph {
-    node [style=circle fontSize=16]
+    node [shape=circle fontSize=16]
     edge [length=100, color=gray, fontColor=black]
 
-    A -> A[text=0.5];
-    B -> B[text=1.2] -> C[text=0.7] -- A;
+    A -> A[label=0.5];
+    B -> B[label=1.2] -> C[label=0.7] -- A;
     B -> D;
     D -> B;
     D -> C;
-    D -> E[text=0.2];
+    D -> E[label=0.2];
     F -> F;
     A [
         fontColor=red,
@@ -165,7 +165,7 @@ digraph topology
     "10.0.255.2" -> "10.0.255.3"[label="1.000"];
     "10.0.255.3" -> "10.0.255.1"[label="1.000"];
     "10.0.255.3" -> "10.0.255.2"[label="1.000"];
-    "10.0.255.3" -> "10.0.3.0/24"[label="HNA", style=solid];
+    "10.0.255.3" -> "10.0.3.0/24"[label="HNA", shape=solid];
     "10.0.3.0/24"[shape=rect];
     "10.0.255.2" -> "10.0.2.0/24"[label="HNA"];
     "10.0.2.0/24"[shape=rect];
@@ -180,7 +180,7 @@ digraph G  {
     //       unrecognized attributes are ignored
 
     node[width=.25,height=.375,fontsize=15]
-    node [style=filled fillcolor=#F1AAF0]
+    node [shape=filled fillcolor=#F1AAF0]
     0-> 0 ;
     1-> 1 ;
     2-> 2 ;
diff --git a/src/graph/Edge.js b/src/graph/Edge.js
index de64903b..4eb71808 100644
--- a/src/graph/Edge.js
+++ b/src/graph/Edge.js
@@ -5,7 +5,7 @@
  * @param {Object} properties     Object with properties. Must contain
  *                                At least properties from and to.
  *                                Available properties: from (number),
- *                                to (number), color (string),
+ *                                to (number), label (string, color (string),
  *                                width (number), style (string),
  *                                length (number), title (string)
  * @param {Graph} graph A graph object, used to find and edge to
@@ -61,8 +61,8 @@ Edge.prototype.setProperties = function(properties, constants) {
 
     if (properties.id != undefined)         {this.id = properties.id;}
     if (properties.style != undefined)      {this.style = properties.style;}
-    if (properties.text != undefined)       {this.text = properties.text;}
-    if (this.text) {
+    if (properties.label != undefined)       {this.label = properties.label;}
+    if (this.label) {
         this.fontSize = constants.edges.fontSize;
         this.fontFace = constants.edges.fontFace;
         this.fontColor = constants.edges.fontColor;
@@ -191,10 +191,10 @@ Edge.prototype._drawLine = function(ctx) {
         // draw line
         this._line(ctx);
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnLine(0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
     else {
@@ -214,7 +214,7 @@ Edge.prototype._drawLine = function(ctx) {
         }
         this._circle(ctx, x, y, radius);
         point = this._pointOnCircle(x, y, radius, 0.5);
-        this._text(ctx, this.text, point.x, point.y);
+        this._label(ctx, this.label, point.x, point.y);
     }
 };
 
@@ -262,20 +262,20 @@ Edge.prototype._circle = function (ctx, x, y, radius) {
 };
 
 /**
- * Draw text with white background and with the middle at (x, y)
+ * Draw label with white background and with the middle at (x, y)
  * @param {CanvasRenderingContext2D} ctx
  * @param {String} text
  * @param {Number} x
  * @param {Number} y
  * @private
  */
-Edge.prototype._text = function (ctx, text, x, y) {
+Edge.prototype._label = function (ctx, text, x, y) {
     if (text) {
         // TODO: cache the calculated size
         ctx.font = ((this.from.selected || this.to.selected) ? "bold " : "") +
             this.fontSize + "px " + this.fontFace;
         ctx.fillStyle = 'white';
-        var width = ctx.measureText(this.text).width;
+        var width = ctx.measureText(text).width;
         var height = this.fontSize;
         var left = x - width / 2;
         var top = y - height / 2;
@@ -286,7 +286,7 @@ Edge.prototype._text = function (ctx, text, x, y) {
         ctx.fillStyle = this.fontColor || "black";
         ctx.textAlign = "left";
         ctx.textBaseline = "top";
-        ctx.fillText(this.text, left, top);
+        ctx.fillText(text, left, top);
     }
 };
 
@@ -322,10 +322,10 @@ Edge.prototype._drawDashLine = function(ctx) {
     }
     ctx.stroke();
 
-    // draw text
-    if (this.text) {
+    // draw label
+    if (this.label) {
         var point = this._pointOnLine(0.5);
-        this._text(ctx, this.text, point.x, point.y);
+        this._label(ctx, this.label, point.x, point.y);
     }
 };
 
@@ -389,10 +389,10 @@ Edge.prototype._drawArrow = function(ctx) {
             }
         }
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnLine(0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
     else {
@@ -425,10 +425,10 @@ Edge.prototype._drawArrow = function(ctx) {
             }
         }
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnCircle(x, y, radius, 0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
 };
@@ -478,10 +478,10 @@ Edge.prototype._drawArrowEnd = function(ctx) {
         ctx.fill();
         ctx.stroke();
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             var point = this._pointOnLine(0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
     else {
@@ -522,10 +522,10 @@ Edge.prototype._drawArrowEnd = function(ctx) {
         ctx.fill();
         ctx.stroke();
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnCircle(x, y, radius, 0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
 };
diff --git a/src/graph/Node.js b/src/graph/Node.js
index 35bc086c..ed37f54f 100644
--- a/src/graph/Node.js
+++ b/src/graph/Node.js
@@ -4,10 +4,10 @@
  * @param {object} properties An object containing properties for the node. All
  *                            properties are optional, except for the id.
  *                              {number} id     Id of the node. Required
- *                              {string} text   Title for the node
+ *                              {string} label  Text label for the node
  *                              {number} x      Horizontal position of the node
  *                              {number} y      Vertical position of the node
- *                              {string} style  Drawing style, available:
+ *                              {string} shape  Node shape, available:
  *                                              "database", "circle", "rect",
  *                                              "image", "text", "dot", "star",
  *                                              "triangle", "triangleDown",
@@ -38,7 +38,7 @@ function Node(properties, imagelist, grouplist, constants) {
 
     // set defaults for the properties
     this.id = undefined;
-    this.style = constants.nodes.style;
+    this.shape = constants.nodes.shape;
     this.image = constants.nodes.image;
     this.x = 0;
     this.y = 0;
@@ -106,7 +106,7 @@ Node.prototype.setProperties = function(properties, constants) {
 
     // basic properties
     if (properties.id != undefined)        {this.id = properties.id;}
-    if (properties.text != undefined)      {this.text = properties.text;}
+    if (properties.label != undefined)     {this.label = properties.label;}
     if (properties.title != undefined)     {this.title = properties.title;}
     if (properties.group != undefined)     {this.group = properties.group;}
     if (properties.x != undefined)         {this.x = properties.x;}
@@ -127,8 +127,8 @@ Node.prototype.setProperties = function(properties, constants) {
         }
     }
 
-    // individual style properties
-    if (properties.style != undefined)          {this.style = properties.style;}
+    // individual shape properties
+    if (properties.shape != undefined)          {this.shape = properties.shape;}
     if (properties.image != undefined)          {this.image = properties.image;}
     if (properties.radius != undefined)         {this.radius = properties.radius;}
     if (properties.borderColor != undefined)    {this.borderColor = properties.borderColor;}
@@ -152,14 +152,13 @@ Node.prototype.setProperties = function(properties, constants) {
     this.yFixed = this.yFixed || (properties.y != undefined);
     this.radiusFixed = this.radiusFixed || (properties.radius != undefined);
 
-    if (this.style == 'image') {
+    if (this.shape == 'image') {
         this.radiusMin = constants.nodes.widthMin;
         this.radiusMax = constants.nodes.widthMax;
     }
 
-    // choose draw method depending on the style
-    var style = this.style;
-    switch (style) {
+    // choose draw method depending on the shape
+    switch (this.shape) {
         case 'database':      this.draw = this._drawDatabase; this.resize = this._resizeDatabase; break;
         case 'rect':          this.draw = this._drawRect; this.resize = this._resizeRect; break;
         case 'circle':        this.draw = this._drawCircle; this.resize = this._resizeCircle; break;
@@ -227,7 +226,7 @@ Node.prototype.distanceToBorder = function (ctx, angle) {
     }
 
     //noinspection FallthroughInSwitchStatementJS
-    switch (this.style) {
+    switch (this.shape) {
         case 'circle':
         case 'dot':
             return this.radius + borderWidth;
@@ -413,17 +412,17 @@ Node.prototype._drawImage = function (ctx) {
     this.left   = this.x - this.width / 2;
     this.top    = this.y - this.height / 2;
 
-    var yText;
+    var yLabel;
     if (this.imageObj) {
         ctx.drawImage(this.imageObj, this.left, this.top, this.width, this.height);
-        yText = this.y + this.height / 2;
+        yLabel = this.y + this.height / 2;
     }
     else {
-        // image still loading... just draw the text for now
-        yText = this.y;
+        // image still loading... just draw the label for now
+        yLabel = this.y;
     }
 
-    this._text(ctx, this.text, this.x, yText, undefined, "top");
+    this._label(ctx, this.label, this.x, yLabel, undefined, "top");
 };
 
 
@@ -449,7 +448,7 @@ Node.prototype._drawRect = function (ctx) {
     ctx.fill();
     ctx.stroke();
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 
@@ -475,7 +474,7 @@ Node.prototype._drawDatabase = function (ctx) {
     ctx.fill();
     ctx.stroke();
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 
@@ -503,7 +502,7 @@ Node.prototype._drawCircle = function (ctx) {
     ctx.fill();
     ctx.stroke();
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 Node.prototype._drawDot = function (ctx) {
@@ -548,8 +547,8 @@ Node.prototype._drawShape = function (ctx, shape) {
     ctx.fill();
     ctx.stroke();
 
-    if (this.text) {
-        this._text(ctx, this.text, this.x, this.y + this.height / 2, undefined, 'top');
+    if (this.label) {
+        this._label(ctx, this.label, this.x, this.y + this.height / 2, undefined, 'top');
     }
 };
 
@@ -567,11 +566,11 @@ Node.prototype._drawText = function (ctx) {
     this.left = this.x - this.width / 2;
     this.top = this.y - this.height / 2;
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 
-Node.prototype._text = function (ctx, text, x, y, align, baseline) {
+Node.prototype._label = function (ctx, text, x, y, align, baseline) {
     if (text) {
         ctx.font = (this.selected ? "bold " : "") + this.fontSize + "px " + this.fontFace;
         ctx.fillStyle = this.fontColor || "black";
@@ -592,10 +591,10 @@ Node.prototype._text = function (ctx, text, x, y, align, baseline) {
 
 
 Node.prototype.getTextSize = function(ctx) {
-    if (this.text != undefined) {
+    if (this.label != undefined) {
         ctx.font = (this.selected ? "bold " : "") + this.fontSize + "px " + this.fontFace;
 
-        var lines = this.text.split('\n'),
+        var lines = this.label.split('\n'),
             height = (this.fontSize + 4) * lines.length,
             width = 0;
 
diff --git a/src/graph/dotparser.js b/src/graph/dotparser.js
index c19961c2..4d65fcdf 100644
--- a/src/graph/dotparser.js
+++ b/src/graph/dotparser.js
@@ -173,7 +173,7 @@ util.parseDOT = function (data) {
 
     /**
      * Parse a set with attributes,
-     * for example [label="1.000", style=solid]
+     * for example [label="1.000", shape=solid]
      * @return {Object | undefined} attr
      */
     function parseAttributes() {
@@ -398,8 +398,8 @@ util.DOTToGraph = function (data) {
     };
 
     /**
-     * Merge the properties of object b into object a, and adjust properties
-     * not supported by Graph (for example replace "shape" with "style"
+     * Merge the properties of object b into object a, and replace non-supported
+     * attributes with supported properties.
      * @param {Object} a
      * @param {Object} b
      * @param {Array} [ignore]   Optional array with property names to be ignored
@@ -411,15 +411,7 @@ util.DOTToGraph = function (data) {
             }
         }
 
-        // Convert aliases to configuration settings supported by Graph
-        if (a.label) {
-            a.text = a.label;
-            delete a.label;
-        }
-        if (a.shape) {
-            a.style = a.shape;
-            delete a.shape;
-        }
+        // TODO: Convert non supported attributes to properties supported by Graph
     }
 
     dotData.nodes.forEach(function (node) {
@@ -435,7 +427,7 @@ util.DOTToGraph = function (data) {
         else {
             var graphNode = {};
             graphNode.id = node.id;
-            graphNode.text = node.id;
+            graphNode.label = node.id;
             merge(graphNode, node.attr);
             graphData.nodes.push(graphNode);
         }
@@ -445,7 +437,7 @@ util.DOTToGraph = function (data) {
         var graphEdge = {};
         graphEdge.from = edge.from;
         graphEdge.to = edge.to;
-        graphEdge.text = edge.id;
+        graphEdge.label = edge.id;
         graphEdge.style = (edge.type == '->') ? 'arrow-end' : 'line';
         merge(graphEdge, edge.attr);
         graphData.edges.push(graphEdge);
diff --git a/vis.js b/vis.js
index 694ba4cd..8d46ab83 100644
--- a/vis.js
+++ b/vis.js
@@ -6981,7 +6981,7 @@ util.parseDOT = function (data) {
 
     /**
      * Parse a set with attributes,
-     * for example [label="1.000", style=solid]
+     * for example [label="1.000", shape=solid]
      * @return {Object | undefined} attr
      */
     function parseAttributes() {
@@ -7206,8 +7206,8 @@ util.DOTToGraph = function (data) {
     };
 
     /**
-     * Merge the properties of object b into object a, and adjust properties
-     * not supported by Graph (for example replace "shape" with "style"
+     * Merge the properties of object b into object a, and replace non-supported
+     * attributes with supported properties.
      * @param {Object} a
      * @param {Object} b
      * @param {Array} [ignore]   Optional array with property names to be ignored
@@ -7219,15 +7219,7 @@ util.DOTToGraph = function (data) {
             }
         }
 
-        // Convert aliases to configuration settings supported by Graph
-        if (a.label) {
-            a.text = a.label;
-            delete a.label;
-        }
-        if (a.shape) {
-            a.style = a.shape;
-            delete a.shape;
-        }
+        // TODO: Convert non supported attributes to properties supported by Graph
     }
 
     dotData.nodes.forEach(function (node) {
@@ -7243,7 +7235,7 @@ util.DOTToGraph = function (data) {
         else {
             var graphNode = {};
             graphNode.id = node.id;
-            graphNode.text = node.id;
+            graphNode.label = node.id;
             merge(graphNode, node.attr);
             graphData.nodes.push(graphNode);
         }
@@ -7253,7 +7245,7 @@ util.DOTToGraph = function (data) {
         var graphEdge = {};
         graphEdge.from = edge.from;
         graphEdge.to = edge.to;
-        graphEdge.text = edge.id;
+        graphEdge.label = edge.id;
         graphEdge.style = (edge.type == '->') ? 'arrow-end' : 'line';
         merge(graphEdge, edge.attr);
         graphData.edges.push(graphEdge);
@@ -7494,10 +7486,10 @@ if (typeof CanvasRenderingContext2D !== 'undefined') {
  * @param {object} properties An object containing properties for the node. All
  *                            properties are optional, except for the id.
  *                              {number} id     Id of the node. Required
- *                              {string} text   Title for the node
+ *                              {string} label  Text label for the node
  *                              {number} x      Horizontal position of the node
  *                              {number} y      Vertical position of the node
- *                              {string} style  Drawing style, available:
+ *                              {string} shape  Node shape, available:
  *                                              "database", "circle", "rect",
  *                                              "image", "text", "dot", "star",
  *                                              "triangle", "triangleDown",
@@ -7528,7 +7520,7 @@ function Node(properties, imagelist, grouplist, constants) {
 
     // set defaults for the properties
     this.id = undefined;
-    this.style = constants.nodes.style;
+    this.shape = constants.nodes.shape;
     this.image = constants.nodes.image;
     this.x = 0;
     this.y = 0;
@@ -7596,7 +7588,7 @@ Node.prototype.setProperties = function(properties, constants) {
 
     // basic properties
     if (properties.id != undefined)        {this.id = properties.id;}
-    if (properties.text != undefined)      {this.text = properties.text;}
+    if (properties.label != undefined)     {this.label = properties.label;}
     if (properties.title != undefined)     {this.title = properties.title;}
     if (properties.group != undefined)     {this.group = properties.group;}
     if (properties.x != undefined)         {this.x = properties.x;}
@@ -7617,8 +7609,8 @@ Node.prototype.setProperties = function(properties, constants) {
         }
     }
 
-    // individual style properties
-    if (properties.style != undefined)          {this.style = properties.style;}
+    // individual shape properties
+    if (properties.shape != undefined)          {this.shape = properties.shape;}
     if (properties.image != undefined)          {this.image = properties.image;}
     if (properties.radius != undefined)         {this.radius = properties.radius;}
     if (properties.borderColor != undefined)    {this.borderColor = properties.borderColor;}
@@ -7642,14 +7634,13 @@ Node.prototype.setProperties = function(properties, constants) {
     this.yFixed = this.yFixed || (properties.y != undefined);
     this.radiusFixed = this.radiusFixed || (properties.radius != undefined);
 
-    if (this.style == 'image') {
+    if (this.shape == 'image') {
         this.radiusMin = constants.nodes.widthMin;
         this.radiusMax = constants.nodes.widthMax;
     }
 
-    // choose draw method depending on the style
-    var style = this.style;
-    switch (style) {
+    // choose draw method depending on the shape
+    switch (this.shape) {
         case 'database':      this.draw = this._drawDatabase; this.resize = this._resizeDatabase; break;
         case 'rect':          this.draw = this._drawRect; this.resize = this._resizeRect; break;
         case 'circle':        this.draw = this._drawCircle; this.resize = this._resizeCircle; break;
@@ -7717,7 +7708,7 @@ Node.prototype.distanceToBorder = function (ctx, angle) {
     }
 
     //noinspection FallthroughInSwitchStatementJS
-    switch (this.style) {
+    switch (this.shape) {
         case 'circle':
         case 'dot':
             return this.radius + borderWidth;
@@ -7903,17 +7894,17 @@ Node.prototype._drawImage = function (ctx) {
     this.left   = this.x - this.width / 2;
     this.top    = this.y - this.height / 2;
 
-    var yText;
+    var yLabel;
     if (this.imageObj) {
         ctx.drawImage(this.imageObj, this.left, this.top, this.width, this.height);
-        yText = this.y + this.height / 2;
+        yLabel = this.y + this.height / 2;
     }
     else {
-        // image still loading... just draw the text for now
-        yText = this.y;
+        // image still loading... just draw the label for now
+        yLabel = this.y;
     }
 
-    this._text(ctx, this.text, this.x, yText, undefined, "top");
+    this._label(ctx, this.label, this.x, yLabel, undefined, "top");
 };
 
 
@@ -7939,7 +7930,7 @@ Node.prototype._drawRect = function (ctx) {
     ctx.fill();
     ctx.stroke();
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 
@@ -7965,7 +7956,7 @@ Node.prototype._drawDatabase = function (ctx) {
     ctx.fill();
     ctx.stroke();
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 
@@ -7993,7 +7984,7 @@ Node.prototype._drawCircle = function (ctx) {
     ctx.fill();
     ctx.stroke();
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 Node.prototype._drawDot = function (ctx) {
@@ -8038,8 +8029,8 @@ Node.prototype._drawShape = function (ctx, shape) {
     ctx.fill();
     ctx.stroke();
 
-    if (this.text) {
-        this._text(ctx, this.text, this.x, this.y + this.height / 2, undefined, 'top');
+    if (this.label) {
+        this._label(ctx, this.label, this.x, this.y + this.height / 2, undefined, 'top');
     }
 };
 
@@ -8057,11 +8048,11 @@ Node.prototype._drawText = function (ctx) {
     this.left = this.x - this.width / 2;
     this.top = this.y - this.height / 2;
 
-    this._text(ctx, this.text, this.x, this.y);
+    this._label(ctx, this.label, this.x, this.y);
 };
 
 
-Node.prototype._text = function (ctx, text, x, y, align, baseline) {
+Node.prototype._label = function (ctx, text, x, y, align, baseline) {
     if (text) {
         ctx.font = (this.selected ? "bold " : "") + this.fontSize + "px " + this.fontFace;
         ctx.fillStyle = this.fontColor || "black";
@@ -8082,10 +8073,10 @@ Node.prototype._text = function (ctx, text, x, y, align, baseline) {
 
 
 Node.prototype.getTextSize = function(ctx) {
-    if (this.text != undefined) {
+    if (this.label != undefined) {
         ctx.font = (this.selected ? "bold " : "") + this.fontSize + "px " + this.fontFace;
 
-        var lines = this.text.split('\n'),
+        var lines = this.label.split('\n'),
             height = (this.fontSize + 4) * lines.length,
             width = 0;
 
@@ -8107,7 +8098,7 @@ Node.prototype.getTextSize = function(ctx) {
  * @param {Object} properties     Object with properties. Must contain
  *                                At least properties from and to.
  *                                Available properties: from (number),
- *                                to (number), color (string),
+ *                                to (number), label (string, color (string),
  *                                width (number), style (string),
  *                                length (number), title (string)
  * @param {Graph} graph A graph object, used to find and edge to
@@ -8163,8 +8154,8 @@ Edge.prototype.setProperties = function(properties, constants) {
 
     if (properties.id != undefined)         {this.id = properties.id;}
     if (properties.style != undefined)      {this.style = properties.style;}
-    if (properties.text != undefined)       {this.text = properties.text;}
-    if (this.text) {
+    if (properties.label != undefined)       {this.label = properties.label;}
+    if (this.label) {
         this.fontSize = constants.edges.fontSize;
         this.fontFace = constants.edges.fontFace;
         this.fontColor = constants.edges.fontColor;
@@ -8293,10 +8284,10 @@ Edge.prototype._drawLine = function(ctx) {
         // draw line
         this._line(ctx);
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnLine(0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
     else {
@@ -8316,7 +8307,7 @@ Edge.prototype._drawLine = function(ctx) {
         }
         this._circle(ctx, x, y, radius);
         point = this._pointOnCircle(x, y, radius, 0.5);
-        this._text(ctx, this.text, point.x, point.y);
+        this._label(ctx, this.label, point.x, point.y);
     }
 };
 
@@ -8364,20 +8355,20 @@ Edge.prototype._circle = function (ctx, x, y, radius) {
 };
 
 /**
- * Draw text with white background and with the middle at (x, y)
+ * Draw label with white background and with the middle at (x, y)
  * @param {CanvasRenderingContext2D} ctx
  * @param {String} text
  * @param {Number} x
  * @param {Number} y
  * @private
  */
-Edge.prototype._text = function (ctx, text, x, y) {
+Edge.prototype._label = function (ctx, text, x, y) {
     if (text) {
         // TODO: cache the calculated size
         ctx.font = ((this.from.selected || this.to.selected) ? "bold " : "") +
             this.fontSize + "px " + this.fontFace;
         ctx.fillStyle = 'white';
-        var width = ctx.measureText(this.text).width;
+        var width = ctx.measureText(text).width;
         var height = this.fontSize;
         var left = x - width / 2;
         var top = y - height / 2;
@@ -8388,7 +8379,7 @@ Edge.prototype._text = function (ctx, text, x, y) {
         ctx.fillStyle = this.fontColor || "black";
         ctx.textAlign = "left";
         ctx.textBaseline = "top";
-        ctx.fillText(this.text, left, top);
+        ctx.fillText(text, left, top);
     }
 };
 
@@ -8424,10 +8415,10 @@ Edge.prototype._drawDashLine = function(ctx) {
     }
     ctx.stroke();
 
-    // draw text
-    if (this.text) {
+    // draw label
+    if (this.label) {
         var point = this._pointOnLine(0.5);
-        this._text(ctx, this.text, point.x, point.y);
+        this._label(ctx, this.label, point.x, point.y);
     }
 };
 
@@ -8491,10 +8482,10 @@ Edge.prototype._drawArrow = function(ctx) {
             }
         }
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnLine(0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
     else {
@@ -8527,10 +8518,10 @@ Edge.prototype._drawArrow = function(ctx) {
             }
         }
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnCircle(x, y, radius, 0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
 };
@@ -8580,10 +8571,10 @@ Edge.prototype._drawArrowEnd = function(ctx) {
         ctx.fill();
         ctx.stroke();
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             var point = this._pointOnLine(0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
     else {
@@ -8624,10 +8615,10 @@ Edge.prototype._drawArrowEnd = function(ctx) {
         ctx.fill();
         ctx.stroke();
 
-        // draw text
-        if (this.text) {
+        // draw label
+        if (this.label) {
             point = this._pointOnCircle(x, y, radius, 0.5);
-            this._text(ctx, this.text, point.x, point.y);
+            this._label(ctx, this.label, point.x, point.y);
         }
     }
 };
diff --git a/vis.min.js b/vis.min.js
index a9995bd7..a7f347b7 100644
--- a/vis.min.js
+++ b/vis.min.js
@@ -22,8 +22,8 @@
  * License for the specific language governing permissions and limitations under
  * the License.
  */
-(function(t){if("function"==typeof bootstrap)bootstrap("vis",t);else if("object"==typeof exports)module.exports=t();else if("function"==typeof define&&define.amd)define(t);else if("undefined"!=typeof ses){if(!ses.ok())return;ses.makeVis=t}else"undefined"!=typeof window?window.vis=t():global.vis=t()})(function(){var t;return function(t,e,i){function s(i,n){if(!e[i]){if(!t[i]){var r="function"==typeof require&&require;if(!n&&r)return r(i,!0);if(o)return o(i,!0);throw Error("Cannot find module '"+i+"'")}var a=e[i]={exports:{}};t[i][0].call(a.exports,function(e){var o=t[i][1][e];return s(o?o:e)},a,a.exports)}return e[i].exports}for(var o="function"==typeof require&&require,n=0;i.length>n;n++)s(i[n]);return s}({1:[function(e,i,s){(function(){function o(){this.subscriptions=[]}function n(t){if(this.id=E.randomUUID(),this.options=t||{},this.data={},this.fieldId=this.options.fieldId||"id",this.fieldTypes={},this.options.fieldTypes)for(var e in this.options.fieldTypes)if(this.options.fieldTypes.hasOwnProperty(e)){var i=this.options.fieldTypes[e];this.fieldTypes[e]="Date"==i||"ISODate"==i||"ASPDate"==i?"Date":i}this.subscribers={},this.internalIds={}}function r(t,e){this.id=E.randomUUID(),this.data=null,this.ids={},this.options=e||{},this.fieldId="id",this.subscribers={};var i=this;this.listener=function(){i._onEvent.apply(i,arguments)},this.setData(t)}function a(t,e){this.parent=t,this.options=e||{},this.defaultOptions={order:function(t,e){if(t instanceof y){if(e instanceof y){var i=t.data.end-t.data.start,s=e.data.end-e.data.start;return i-s||t.data.start-e.data.start}return-1}return e instanceof y?1:t.data.start-e.data.start},margin:{item:10}},this.ordered=[]}function h(t){this.id=E.randomUUID(),this.start=0,this.end=0,this.options={min:null,max:null,zoomMin:null,zoomMax:null},this.listeners=[],this.setOptions(t)}function d(){this.id=E.randomUUID(),this.components={},this.repaintTimer=void 0,this.reflowTimer=void 0}function p(){this.id=null,this.parent=null,this.depends=null,this.controller=null,this.options=null,this.frame=null,this.top=0,this.left=0,this.width=0,this.height=0}function l(t,e,i){this.id=E.randomUUID(),this.parent=t,this.depends=e,this.options=i||{}}function u(t,e){this.id=E.randomUUID(),this.container=t,this.options=e||{},this.defaultOptions={autoResize:!0},this.listeners={}}function c(t,e,i){this.id=E.randomUUID(),this.parent=t,this.depends=e,this.dom={majorLines:[],majorTexts:[],minorLines:[],minorTexts:[],redundant:{majorLines:[],majorTexts:[],minorLines:[],minorTexts:[]}},this.props={range:{start:0,end:0,minimumStep:0},lineTop:0},this.options=i||{},this.defaultOptions={orientation:"bottom",showMinorLabels:!0,showMajorLabels:!0},this.conversion=null,this.range=null}function f(t,e,i){this.id=E.randomUUID(),this.parent=t,this.depends=e,this.options=i||{},this.defaultOptions={type:"box",align:"center",orientation:"bottom",margin:{axis:20,item:10},padding:5},this.dom={};var s=this;this.itemsData=null,this.range=null,this.listeners={add:function(t,e,i){i!=s.id&&s._onAdd(e.items)},update:function(t,e,i){i!=s.id&&s._onUpdate(e.items)},remove:function(t,e,i){i!=s.id&&s._onRemove(e.items)}},this.items={},this.queue={},this.stack=new a(this,Object.create(this.options)),this.conversion=null}function m(t,e,i,s){this.parent=t,this.data=e,this.dom=null,this.options=i||{},this.defaultOptions=s||{},this.selected=!1,this.visible=!1,this.top=0,this.left=0,this.width=0,this.height=0}function g(t,e,i,s){this.props={dot:{left:0,top:0,width:0,height:0},line:{top:0,left:0,width:0,height:0}},m.call(this,t,e,i,s)}function v(t,e,i,s){this.props={dot:{top:0,width:0,height:0},content:{height:0,marginLeft:0}},m.call(this,t,e,i,s)}function y(t,e,i,s){this.props={content:{left:0,width:0}},m.call(this,t,e,i,s)}function w(t,e,i){this.id=E.randomUUID(),this.parent=t,this.groupId=e,this.itemsData=null,this.itemset=null,this.options=i||{},this.options.top=0,this.top=0,this.left=0,this.width=0,this.height=0}function b(t,e,i){this.id=E.randomUUID(),this.parent=t,this.depends=e,this.options=i||{},this.range=null,this.itemsData=null,this.groupsData=null,this.groups={},this.queue={};var s=this;this.listeners={add:function(t,e){s._onAdd(e.items)},update:function(t,e){s._onUpdate(e.items)},remove:function(t,e){s._onRemove(e.items)}}}function x(t,e,i){var s=this;if(this.options=E.extend({orientation:"bottom",min:null,max:null,zoomMin:10,zoomMax:31536e10,showMinorLabels:!0,showMajorLabels:!0,autoResize:!1},i),this.controller=new d,!t)throw Error("No container element provided");var o=Object.create(this.options);o.height=function(){return s.options.height?s.options.height:s.timeaxis.height+s.content.height},this.root=new u(t,o),this.controller.add(this.root);var n=M().hours(0).minutes(0).seconds(0).milliseconds(0);this.range=new h({start:n.clone().add("days",-3).valueOf(),end:n.clone().add("days",4).valueOf()}),this.range.subscribe(this.root,"move","horizontal"),this.range.subscribe(this.root,"zoom","horizontal"),this.range.on("rangechange",function(){var t=!0;s.controller.requestReflow(t)}),this.range.on("rangechanged",function(){var t=!0;s.controller.requestReflow(t)});var r=Object.create(o);r.range=this.range,this.timeaxis=new c(this.root,[],r),this.timeaxis.setRange(this.range),this.controller.add(this.timeaxis),this.setGroups(null),this.itemsData=null,this.groupsData=null,e&&this.setItems(e)}function _(t,e,i,s){this.selected=!1,this.edges=[],this.group=s.nodes.group,this.fontSize=s.nodes.fontSize,this.fontFace=s.nodes.fontFace,this.fontColor=s.nodes.fontColor,this.borderColor=s.nodes.borderColor,this.backgroundColor=s.nodes.backgroundColor,this.highlightColor=s.nodes.highlightColor,this.id=void 0,this.style=s.nodes.style,this.image=s.nodes.image,this.x=0,this.y=0,this.xFixed=!1,this.yFixed=!1,this.radius=s.nodes.radius,this.radiusFixed=!1,this.radiusMin=s.nodes.radiusMin,this.radiusMax=s.nodes.radiusMax,this.imagelist=e,this.grouplist=i,this.setProperties(t,s),this.mass=50,this.fx=0,this.fy=0,this.vx=0,this.vy=0,this.minForce=s.minForce,this.damping=.9}function T(t,e,i){if(!e)throw"No graph provided";this.graph=e,this.widthMin=i.edges.widthMin,this.widthMax=i.edges.widthMax,this.id=void 0,this.style=i.edges.style,this.title=void 0,this.width=i.edges.width,this.value=void 0,this.length=i.edges.length,this.dashlength=i.edges.dashlength,this.dashgap=i.edges.dashgap,this.altdashlength=i.edges.altdashlength,this.stiffness=void 0,this.color=i.edges.color,this.widthFixed=!1,this.lengthFixed=!1,this.setProperties(t,i)}function C(t,e,i,s){this.container=t?t:document.body,this.x=0,this.y=0,this.padding=5,void 0!==e&&void 0!==i&&this.setPosition(e,i),void 0!==s&&this.setText(s),this.frame=document.createElement("div");var o=this.frame.style;o.position="absolute",o.visibility="hidden",o.border="1px solid #666",o.color="black",o.padding=this.padding+"px",o.backgroundColor="#FFFFC6",o.borderRadius="3px",o.MozBorderRadius="3px",o.WebkitBorderRadius="3px",o.boxShadow="3px 3px 10px rgba(128, 128, 128, 0.5)",o.whiteSpace="nowrap",this.container.appendChild(this.frame)}function S(t,e,i){this.containerElement=t,this.width="100%",this.height="100%",this.refreshRate=50,this.stabilize=!0,this.selectable=!0,this.constants={nodes:{radiusMin:5,radiusMax:20,radius:5,distance:100,style:"rect",image:void 0,widthMin:16,widthMax:64,fontColor:"black",fontSize:14,fontFace:"arial",borderColor:"#2B7CE9",backgroundColor:"#97C2FC",highlightColor:"#D2E5FF",group:void 0},edges:{widthMin:1,widthMax:15,width:1,style:"line",color:"#343434",fontColor:"#343434",fontSize:14,fontFace:"arial",length:100,dashlength:10,dashgap:5},minForce:.05,minVelocity:.02,maxIterations:1e3};var s=this;this.nodes=[],this.edges=[],this.groups=new Groups,this.images=new Images,this.images.setOnloadCallback(function(){s._redraw()}),this.moving=!1,this.selection=[],this.timer=void 0,this._create(),this.setOptions(i),this.setData(e)}var M=e("moment"),E={};E.isNumber=function(t){return t instanceof Number||"number"==typeof t},E.isString=function(t){return t instanceof String||"string"==typeof t},E.isDate=function(t){if(t instanceof Date)return!0;if(E.isString(t)){var e=D.exec(t);if(e)return!0;if(!isNaN(Date.parse(t)))return!0}return!1},E.isDataTable=function(t){return"undefined"!=typeof google&&google.visualization&&google.visualization.DataTable&&t instanceof google.visualization.DataTable},E.randomUUID=function(){var t=function(){return Math.floor(65536*Math.random()).toString(16)};return t()+t()+"-"+t()+"-"+t()+"-"+t()+"-"+t()+t()+t()},E.extend=function(t){for(var e=1,i=arguments.length;i>e;e++){var s=arguments[e];for(var o in s)s.hasOwnProperty(o)&&void 0!==s[o]&&(t[o]=s[o])}return t},E.cast=function(t,e){var i;if(void 0===t)return void 0;if(null===t)return null;if(!e)return t;if("string"!=typeof e&&!(e instanceof String))throw Error("Type must be a string");switch(e){case"boolean":case"Boolean":return Boolean(t);case"number":case"Number":return Number(t);case"string":case"String":return t+"";case"Date":if(E.isNumber(t))return new Date(t);if(t instanceof Date)return new Date(t.valueOf());if(M.isMoment(t))return new Date(t.valueOf());if(E.isString(t))return i=D.exec(t),i?new Date(Number(i[1])):M(t).toDate();throw Error("Cannot cast object of type "+E.getType(t)+" to type Date");case"Moment":if(E.isNumber(t))return M(t);if(t instanceof Date)return M(t.valueOf());if(M.isMoment(t))return 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s=[];t in this.subscribers&&(s=s.concat(this.subscribers[t])),"*"in this.subscribers&&(s=s.concat(this.subscribers["*"]));for(var o=0;s.length>o;o++){var n=s[o];n.callback&&n.callback(t,e,i||null)}},n.prototype.add=function(t,e){var i,s=[],o=this;if(t instanceof Array)for(var n=0,r=t.length;r>n;n++)i=o._addItem(t[n]),s.push(i);else if(E.isDataTable(t))for(var a=this._getColumnNames(t),h=0,d=t.getNumberOfRows();d>h;h++){for(var p={},l=0,u=a.length;u>l;l++){var c=a[l];p[c]=t.getValue(h,l)}i=o._addItem(p),s.push(i)}else{if(!(t instanceof Object))throw Error("Unknown dataType");i=o._addItem(t),s.push(i)}s.length&&this._trigger("add",{items:s},e)},n.prototype.update=function(t,e){var i=[],s=[],o=this,n=o.fieldId,r=function(t){var e=t[n];o.data[e]?(e=o._updateItem(t),s.push(e)):(e=o._addItem(t),i.push(e))};if(t instanceof Array)for(var a=0,h=t.length;h>a;a++)r(t[a]);else if(E.isDataTable(t))for(var d=this._getColumnNames(t),p=0,l=t.getNumberOfRows();l>p;p++){for(var 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e=this.data,i=[],s=this.options.fieldTypes[t],o=0;for(var n in e)if(e.hasOwnProperty(n)){for(var r=e[n],a=E.cast(r[t],s),h=!1,d=0;o>d;d++)if(i[d]==a){h=!0;break}h||(i[o]=a,o++)}return i},n.prototype._addItem=function(t){var e=t[this.fieldId];if(void 0!=e){if(this.data[e])throw Error("Cannot add item: item with id "+e+" already exists")}else e=E.randomUUID(),t[this.fieldId]=e,this.internalIds[e]=t;var i={};for(var s in t)if(t.hasOwnProperty(s)){var o=this.fieldTypes[s];i[s]=E.cast(t[s],o)}return this.data[e]=i,e},n.prototype._getItem=function(t,e){var i,s,o=this.data[t];if(!o)return null;var n={},r=this.fieldId,a=this.internalIds;if(e)for(i in o)o.hasOwnProperty(i)&&(s=o[i],i==r&&s in a||(n[i]=E.cast(s,e[i])));else for(i in o)o.hasOwnProperty(i)&&(s=o[i],i==r&&s in a||(n[i]=s));return n},n.prototype._updateItem=function(t){var e=t[this.fieldId];if(void 0==e)throw Error("Cannot update item: item has no id (item: "+JSON.stringify(t)+")");var i=this.data[e];if(!i)throw Error("Cannot update item: no item with id "+e+" found");for(var s in t)if(t.hasOwnProperty(s)){var o=this.fieldTypes[s];i[s]=E.cast(t[s],o)}return e},n.prototype._getColumnNames=function(t){for(var e=[],i=0,s=t.getNumberOfColumns();s>i;i++)e[i]=t.getColumnId(i)||t.getColumnLabel(i);return e},n.prototype._appendRow=function(t,e,i){for(var s=t.addRow(),o=0,n=e.length;n>o;o++){var r=e[o];t.setValue(s,o,i[r])}},r.prototype.setData=function(t){var e,i,s;if(this.data){this.data.unsubscribe&&this.data.unsubscribe("*",this.listener),e=[];for(var o in this.ids)this.ids.hasOwnProperty(o)&&e.push(o);this.ids={},this._trigger("remove",{items:e})}if(this.data=t,this.data){for(this.fieldId=this.options.fieldId||this.data&&this.data.options&&this.data.options.fieldId||"id",e=this.data.getIds({filter:this.options&&this.options.filter}),i=0,s=e.length;s>i;i++)o=e[i],this.ids[o]=!0;this._trigger("add",{items:e}),this.data.subscribe&&this.data.subscribe("*",this.listener)}},r.prototype.get=function(){var t,e,i,s=this,o=E.getType(arguments[0]);"String"==o||"Number"==o||"Array"==o?(t=arguments[0],e=arguments[1],i=arguments[2]):(e=arguments[0],i=arguments[1]);var n=E.extend({},this.options,e);this.options.filter&&e&&e.filter&&(n.filter=function(t){return s.options.filter(t)&&e.filter(t)});var r=[];return void 0!=t&&r.push(t),r.push(n),r.push(i),this.data&&this.data.get.apply(this.data,r)},r.prototype.getIds=function(t){var e;if(this.data){var i,s=this.options.filter;i=t&&t.filter?s?function(e){return s(e)&&t.filter(e)}:t.filter:s,e=this.data.getIds({filter:i,order:t&&t.order})}else e=[];return e},r.prototype._onEvent=function(t,e,i){var s,o,n,r,a=e&&e.items,h=this.data,d=[],p=[],l=[];if(a&&h){switch(t){case"add":for(s=0,o=a.length;o>s;s++)n=a[s],r=this.get(n),r&&(this.ids[n]=!0,d.push(n));break;case"update":for(s=0,o=a.length;o>s;s++)n=a[s],r=this.get(n),r?this.ids[n]?p.push(n):(this.ids[n]=!0,d.push(n)):this.ids[n]&&(delete this.ids[n],l.push(n));break;case"remove":for(s=0,o=a.length;o>s;s++)n=a[s],this.ids[n]&&(delete this.ids[n],l.push(n))}d.length&&this._trigger("add",{items:d},i),p.length&&this._trigger("update",{items:p},i),l.length&&this._trigger("remove",{items:l},i)}},r.prototype.subscribe=n.prototype.subscribe,r.prototype.unsubscribe=n.prototype.unsubscribe,r.prototype._trigger=n.prototype._trigger,TimeStep=function(t,e,i){this.current=new Date,this._start=new Date,this._end=new Date,this.autoScale=!0,this.scale=TimeStep.SCALE.DAY,this.step=1,this.setRange(t,e,i)},TimeStep.SCALE={MILLISECOND:1,SECOND:2,MINUTE:3,HOUR:4,DAY:5,WEEKDAY:6,MONTH:7,YEAR:8},TimeStep.prototype.setRange=function(t,e,i){t instanceof Date&&e instanceof Date&&(this._start=void 0!=t?new Date(t.valueOf()):new Date,this._end=void 0!=e?new Date(e.valueOf()):new Date,this.autoScale&&this.setMinimumStep(i))},TimeStep.prototype.first=function(){this.current=new Date(this._start.valueOf()),this.roundToMinor()},TimeStep.prototype.roundToMinor=function(){switch(this.scale){case TimeStep.SCALE.YEAR:this.current.setFullYear(this.step*Math.floor(this.current.getFullYear()/this.step)),this.current.setMonth(0);case TimeStep.SCALE.MONTH:this.current.setDate(1);case TimeStep.SCALE.DAY:case TimeStep.SCALE.WEEKDAY:this.current.setHours(0);case TimeStep.SCALE.HOUR:this.current.setMinutes(0);case TimeStep.SCALE.MINUTE:this.current.setSeconds(0);case TimeStep.SCALE.SECOND:this.current.setMilliseconds(0)}if(1!=this.step)switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current.setMilliseconds(this.current.getMilliseconds()-this.current.getMilliseconds()%this.step);break;case TimeStep.SCALE.SECOND:this.current.setSeconds(this.current.getSeconds()-this.current.getSeconds()%this.step);break;case TimeStep.SCALE.MINUTE:this.current.setMinutes(this.current.getMinutes()-this.current.getMinutes()%this.step);break;case TimeStep.SCALE.HOUR:this.current.setHours(this.current.getHours()-this.current.getHours()%this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()-1-(this.current.getDate()-1)%this.step+1);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()-this.current.getMonth()%this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()-this.current.getFullYear()%this.step);break;default:}},TimeStep.prototype.hasNext=function(){return this.current.valueOf()<=this._end.valueOf()},TimeStep.prototype.next=function(){var t=this.current.valueOf();if(6>this.current.getMonth())switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current=new Date(this.current.valueOf()+this.step);break;case TimeStep.SCALE.SECOND:this.current=new Date(this.current.valueOf()+1e3*this.step);break;case TimeStep.SCALE.MINUTE:this.current=new Date(this.current.valueOf()+60*1e3*this.step);break;case TimeStep.SCALE.HOUR:this.current=new Date(this.current.valueOf()+60*60*1e3*this.step);var e=this.current.getHours();this.current.setHours(e-e%this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()+this.step);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()+this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()+this.step);break;default:}else switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current=new Date(this.current.valueOf()+this.step);break;case TimeStep.SCALE.SECOND:this.current.setSeconds(this.current.getSeconds()+this.step);break;case TimeStep.SCALE.MINUTE:this.current.setMinutes(this.current.getMinutes()+this.step);break;case TimeStep.SCALE.HOUR:this.current.setHours(this.current.getHours()+this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()+this.step);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()+this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()+this.step);break;default:}if(1!=this.step)switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current.getMilliseconds()<this.step&&this.current.setMilliseconds(0);break;case TimeStep.SCALE.SECOND:this.current.getSeconds()<this.step&&this.current.setSeconds(0);break;case TimeStep.SCALE.MINUTE:this.current.getMinutes()<this.step&&this.current.setMinutes(0);break;case TimeStep.SCALE.HOUR:this.current.getHours()<this.step&&this.current.setHours(0);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.getDate()<this.step+1&&this.current.setDate(1);break;case TimeStep.SCALE.MONTH:this.current.getMonth()<this.step&&this.current.setMonth(0);break;case TimeStep.SCALE.YEAR:break;default:}this.current.valueOf()==t&&(this.current=new Date(this._end.valueOf()))},TimeStep.prototype.getCurrent=function(){return this.current},TimeStep.prototype.setScale=function(t,e){this.scale=t,e>0&&(this.step=e),this.autoScale=!1},TimeStep.prototype.setAutoScale=function(t){this.autoScale=t},TimeStep.prototype.setMinimumStep=function(t){if(void 0!=t){var e=31104e6,i=2592e6,s=864e5,o=36e5,n=6e4,r=1e3,a=1;1e3*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=1e3),500*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=500),100*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=100),50*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=50),10*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=10),5*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=5),e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=1),3*i>t&&(this.scale=TimeStep.SCALE.MONTH,this.step=3),i>t&&(this.scale=TimeStep.SCALE.MONTH,this.step=1),5*s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=5),2*s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=2),s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=1),s/2>t&&(this.scale=TimeStep.SCALE.WEEKDAY,this.step=1),4*o>t&&(this.scale=TimeStep.SCALE.HOUR,this.step=4),o>t&&(this.scale=TimeStep.SCALE.HOUR,this.step=1),15*n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=15),10*n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=10),5*n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=5),n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=1),15*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=15),10*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=10),5*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=5),r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=1),200*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=200),100*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=100),50*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=50),10*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=10),5*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=5),a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=1)}},TimeStep.prototype.snap=function(t){if(this.scale==TimeStep.SCALE.YEAR){var e=t.getFullYear()+Math.round(t.getMonth()/12);t.setFullYear(Math.round(e/this.step)*this.step),t.setMonth(0),t.setDate(0),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MONTH)t.getDate()>15?(t.setDate(1),t.setMonth(t.getMonth()+1)):t.setDate(1),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0);
-else if(this.scale==TimeStep.SCALE.DAY||this.scale==TimeStep.SCALE.WEEKDAY){switch(this.step){case 5:case 2:t.setHours(24*Math.round(t.getHours()/24));break;default:t.setHours(12*Math.round(t.getHours()/12))}t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.HOUR){switch(this.step){case 4:t.setMinutes(60*Math.round(t.getMinutes()/60));break;default:t.setMinutes(30*Math.round(t.getMinutes()/30))}t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MINUTE){switch(this.step){case 15:case 10:t.setMinutes(5*Math.round(t.getMinutes()/5)),t.setSeconds(0);break;case 5:t.setSeconds(60*Math.round(t.getSeconds()/60));break;default:t.setSeconds(30*Math.round(t.getSeconds()/30))}t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.SECOND)switch(this.step){case 15:case 10:t.setSeconds(5*Math.round(t.getSeconds()/5)),t.setMilliseconds(0);break;case 5:t.setMilliseconds(1e3*Math.round(t.getMilliseconds()/1e3));break;default:t.setMilliseconds(500*Math.round(t.getMilliseconds()/500))}else if(this.scale==TimeStep.SCALE.MILLISECOND){var i=this.step>5?this.step/2:1;t.setMilliseconds(Math.round(t.getMilliseconds()/i)*i)}},TimeStep.prototype.isMajor=function(){switch(this.scale){case TimeStep.SCALE.MILLISECOND:return 0==this.current.getMilliseconds();case TimeStep.SCALE.SECOND:return 0==this.current.getSeconds();case TimeStep.SCALE.MINUTE:return 0==this.current.getHours()&&0==this.current.getMinutes();case TimeStep.SCALE.HOUR:return 0==this.current.getHours();case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return 1==this.current.getDate();case TimeStep.SCALE.MONTH:return 0==this.current.getMonth();case TimeStep.SCALE.YEAR:return!1;default:return!1}},TimeStep.prototype.getLabelMinor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return M(t).format("SSS");case TimeStep.SCALE.SECOND:return M(t).format("s");case TimeStep.SCALE.MINUTE:return M(t).format("HH:mm");case TimeStep.SCALE.HOUR:return M(t).format("HH:mm");case TimeStep.SCALE.WEEKDAY:return M(t).format("ddd D");case TimeStep.SCALE.DAY:return M(t).format("D");case TimeStep.SCALE.MONTH:return M(t).format("MMM");case TimeStep.SCALE.YEAR:return M(t).format("YYYY");default:return""}},TimeStep.prototype.getLabelMajor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return M(t).format("HH:mm:ss");case TimeStep.SCALE.SECOND:return M(t).format("D MMMM HH:mm");case TimeStep.SCALE.MINUTE:case TimeStep.SCALE.HOUR:return M(t).format("ddd D MMMM");case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return M(t).format("MMMM YYYY");case TimeStep.SCALE.MONTH:return M(t).format("YYYY");case TimeStep.SCALE.YEAR:return"";default:return""}},a.prototype.setOptions=function(t){E.extend(this.options,t)},a.prototype.update=function(){this._order(),this._stack()},a.prototype._order=function(){var t=this.parent.items;if(!t)throw Error("Cannot stack items: parent does not contain items");var e=[],i=0;E.forEach(t,function(t){t.visible&&(e[i]=t,i++)});var s=this.options.order||this.defaultOptions.order;if("function"!=typeof s)throw Error("Option order must be a function");e.sort(s),this.ordered=e},a.prototype._stack=function(){var t,e,i,s=this.ordered,o=this.options,n=o.orientation||this.defaultOptions.orientation,r="top"==n;for(i=o.margin&&void 0!==o.margin.item?o.margin.item:this.defaultOptions.margin.item,t=0,e=s.length;e>t;t++){var a=s[t],h=null;do h=this.checkOverlap(s,t,0,t-1,i),null!=h&&(a.top=r?h.top+h.height+i:h.top-a.height-i);while(h)}},a.prototype.checkOverlap=function(t,e,i,s,o){for(var n=this.collision,r=t[e],a=s;a>=i;a--){var h=t[a];if(n(r,h,o)&&a!=e)return h}return null},a.prototype.collision=function(t,e,i){return t.left-i<e.left+e.width&&t.left+t.width+i>e.left&&t.top-i<e.top+e.height&&t.top+t.height+i>e.top},h.prototype.setOptions=function(t){E.extend(this.options,t),(null!=t.start||null!=t.end)&&this.setRange(t.start,t.end)},h.prototype.subscribe=function(t,e,i){var s,o=this;if("horizontal"!=i&&"vertical"!=i)throw new TypeError('Unknown direction "'+i+'". '+'Choose "horizontal" or "vertical".');if("move"==e)s={component:t,event:e,direction:i,callback:function(t){o._onMouseDown(t,s)},params:{}},t.on("mousedown",s.callback),o.listeners.push(s);else{if("zoom"!=e)throw new TypeError('Unknown event "'+e+'". '+'Choose "move" or "zoom".');s={component:t,event:e,direction:i,callback:function(t){o._onMouseWheel(t,s)},params:{}},t.on("mousewheel",s.callback),o.listeners.push(s)}},h.prototype.on=function(t,e){O.addListener(this,t,e)},h.prototype._trigger=function(t){O.trigger(this,t,{start:this.start,end:this.end})},h.prototype.setRange=function(t,e){var i=this._applyRange(t,e);i&&(this._trigger("rangechange"),this._trigger("rangechanged"))},h.prototype._applyRange=function(t,e){var i,s=null!=t?E.cast(t,"Number"):this.start,o=null!=e?E.cast(e,"Number"):this.end;if(isNaN(s))throw Error('Invalid start "'+t+'"');if(isNaN(o))throw Error('Invalid end "'+e+'"');if(s>o&&(o=s),null!=this.options.min){var n=this.options.min.valueOf();n>s&&(i=n-s,s+=i,o+=i)}if(null!=this.options.max){var r=this.options.max.valueOf();o>r&&(i=o-r,s-=i,o-=i)}if(null!=this.options.zoomMin){var a=this.options.zoomMin.valueOf();0>a&&(a=0),a>o-s&&(this.end-this.start>a?(i=a-(o-s),s-=i/2,o+=i/2):(s=this.start,o=this.end))}if(null!=this.options.zoomMax){var h=this.options.zoomMax.valueOf();0>h&&(h=0),o-s>h&&(h>this.end-this.start?(i=o-s-h,s+=i/2,o-=i/2):(s=this.start,o=this.end))}var d=this.start!=s||this.end!=o;return this.start=s,this.end=o,d},h.prototype.getRange=function(){return{start:this.start,end:this.end}},h.prototype.conversion=function(t){return this.start,this.end,h.conversion(this.start,this.end,t)},h.conversion=function(t,e,i){return 0!=i&&0!=e-t?{offset:t,factor:i/(e-t)}:{offset:0,factor:1}},h.prototype._onMouseDown=function(t,e){t=t||window.event;var i=e.params,s=t.which?1==t.which:1==t.button;if(s){i.mouseX=E.getPageX(t),i.mouseY=E.getPageY(t),i.previousLeft=0,i.previousOffset=0,i.moved=!1,i.start=this.start,i.end=this.end;var o=e.component.frame;o&&(o.style.cursor="move");var n=this;i.onMouseMove||(i.onMouseMove=function(t){n._onMouseMove(t,e)},E.addEventListener(document,"mousemove",i.onMouseMove)),i.onMouseUp||(i.onMouseUp=function(t){n._onMouseUp(t,e)},E.addEventListener(document,"mouseup",i.onMouseUp)),E.preventDefault(t)}},h.prototype._onMouseMove=function(t,e){t=t||window.event;var i=e.params,s=E.getPageX(t),o=E.getPageY(t);void 0==i.mouseX&&(i.mouseX=s),void 0==i.mouseY&&(i.mouseY=o);var n=s-i.mouseX,r=o-i.mouseY,a="horizontal"==e.direction?n:r;Math.abs(a)>=1&&(i.moved=!0);var h=i.end-i.start,d="horizontal"==e.direction?e.component.width:e.component.height,p=-a/d*h;this._applyRange(i.start+p,i.end+p),this._trigger("rangechange"),E.preventDefault(t)},h.prototype._onMouseUp=function(t,e){t=t||window.event;var i=e.params;e.component.frame&&(e.component.frame.style.cursor="auto"),i.onMouseMove&&(E.removeEventListener(document,"mousemove",i.onMouseMove),i.onMouseMove=null),i.onMouseUp&&(E.removeEventListener(document,"mouseup",i.onMouseUp),i.onMouseUp=null),i.moved&&this._trigger("rangechanged")},h.prototype._onMouseWheel=function(t,e){t=t||window.event;var i=0;if(t.wheelDelta?i=t.wheelDelta/120:t.detail&&(i=-t.detail/3),i){var s=this,o=function(){var o=i/5,n=null,r=e.component.frame;if(r){var a,h;if("horizontal"==e.direction){a=e.component.width,h=s.conversion(a);var d=E.getAbsoluteLeft(r),p=E.getPageX(t);n=(p-d)/h.factor+h.offset}else{a=e.component.height,h=s.conversion(a);var l=E.getAbsoluteTop(r),u=E.getPageY(t);n=(l+a-u-l)/h.factor+h.offset}}s.zoom(o,n)};o()}E.preventDefault(t)},h.prototype.zoom=function(t,e){null==e&&(e=(this.start+this.end)/2),t>=1&&(t=.9),-1>=t&&(t=-.9),0>t&&(t/=1+t);var i=this.start-e,s=this.end-e,o=this.start-i*t,n=this.end-s*t;this.setRange(o,n)},h.prototype.move=function(t){var e=this.end-this.start,i=this.start+e*t,s=this.end+e*t;this.start=i,this.end=s},d.prototype.add=function(t){if(void 0==t.id)throw Error("Component has no field id");if(!(t instanceof p||t instanceof d))throw new TypeError("Component must be an instance of prototype Component or Controller");t.controller=this,this.components[t.id]=t},d.prototype.remove=function(t){var e;for(e in this.components)if(this.components.hasOwnProperty(e)&&(e==t||this.components[e]==t))break;e&&delete this.components[e]},d.prototype.requestReflow=function(t){if(t)this.reflow();else if(!this.reflowTimer){var e=this;this.reflowTimer=setTimeout(function(){e.reflowTimer=void 0,e.reflow()},0)}},d.prototype.requestRepaint=function(t){if(t)this.repaint();else if(!this.repaintTimer){var e=this;this.repaintTimer=setTimeout(function(){e.repaintTimer=void 0,e.repaint()},0)}},d.prototype.repaint=function(){function t(s,o){o in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.repaint()||e,i[o]=!0)}var e=!1;this.repaintTimer&&(clearTimeout(this.repaintTimer),this.repaintTimer=void 0);var i={};E.forEach(this.components,t),e&&this.reflow()},d.prototype.reflow=function(){function t(s,o){o in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.reflow()||e,i[o]=!0)}var e=!1;this.reflowTimer&&(clearTimeout(this.reflowTimer),this.reflowTimer=void 0);var i={};E.forEach(this.components,t),e&&this.repaint()},p.prototype.setOptions=function(t){t&&(E.extend(this.options,t),this.controller&&(this.requestRepaint(),this.requestReflow()))},p.prototype.getOption=function(t){var e;return this.options&&(e=this.options[t]),void 0===e&&this.defaultOptions&&(e=this.defaultOptions[t]),e},p.prototype.getContainer=function(){return null},p.prototype.getFrame=function(){return this.frame},p.prototype.repaint=function(){return!1},p.prototype.reflow=function(){return!1},p.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},p.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},p.prototype.requestRepaint=function(){if(!this.controller)throw Error("Cannot request a repaint: no controller configured");this.controller.requestRepaint()},p.prototype.requestReflow=function(){if(!this.controller)throw Error("Cannot request a reflow: no controller configured");this.controller.requestReflow()},l.prototype=new p,l.prototype.setOptions=p.prototype.setOptions,l.prototype.getContainer=function(){return this.frame},l.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.frame;if(!o){o=document.createElement("div"),o.className="panel";var n=s.className;n&&("function"==typeof n?E.addClassName(o,n()+""):E.addClassName(o,n+"")),this.frame=o,t+=1}if(!o.parentNode){if(!this.parent)throw Error("Cannot repaint panel: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint panel: parent has no container element");r.appendChild(o),t+=1}return t+=e(o.style,"top",i(s.top,"0px")),t+=e(o.style,"left",i(s.left,"0px")),t+=e(o.style,"width",i(s.width,"100%")),t+=e(o.style,"height",i(s.height,"100%")),t>0},l.prototype.reflow=function(){var t=0,e=E.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},u.prototype=new l,u.prototype.setOptions=p.prototype.setOptions,u.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.frame;if(!o){o=document.createElement("div"),o.className="graph panel";var n=s.className;n&&E.addClassName(o,E.option.asString(n)),this.frame=o,t+=1}if(!o.parentNode){if(!this.container)throw Error("Cannot repaint root panel: no container attached");this.container.appendChild(o),t+=1}return t+=e(o.style,"top",i(s.top,"0px")),t+=e(o.style,"left",i(s.left,"0px")),t+=e(o.style,"width",i(s.width,"100%")),t+=e(o.style,"height",i(s.height,"100%")),this._updateEventEmitters(),this._updateWatch(),t>0},u.prototype.reflow=function(){var t=0,e=E.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},u.prototype._updateWatch=function(){var t=this.getOption("autoResize");t?this._watch():this._unwatch()},u.prototype._watch=function(){var t=this;this._unwatch();var e=function(){var e=t.getOption("autoResize");return e?(t.frame&&(t.frame.clientWidth!=t.width||t.frame.clientHeight!=t.height)&&t.requestReflow(),void 0):(t._unwatch(),void 0)};E.addEventListener(window,"resize",e),this.watchTimer=setInterval(e,1e3)},u.prototype._unwatch=function(){this.watchTimer&&(clearInterval(this.watchTimer),this.watchTimer=void 0)},u.prototype.on=function(t,e){var i=this.listeners[t];i||(i=[],this.listeners[t]=i),i.push(e),this._updateEventEmitters()},u.prototype._updateEventEmitters=function(){if(this.listeners){var t=this;E.forEach(this.listeners,function(e,i){if(t.emitters||(t.emitters={}),!(i in t.emitters)){var s=t.frame;if(s){var o=function(t){e.forEach(function(e){e(t)})};t.emitters[i]=o,E.addEventListener(s,i,o)}}})}},c.prototype=new p,c.prototype.setOptions=p.prototype.setOptions,c.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},c.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},c.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},c.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.getOption("orientation"),n=this.props,r=this.step,a=this.frame;if(a||(a=document.createElement("div"),this.frame=a,t+=1),a.className="axis "+o,!a.parentNode){if(!this.parent)throw Error("Cannot repaint time axis: no parent attached");var h=this.parent.getContainer();if(!h)throw Error("Cannot repaint time axis: parent has no container element");h.appendChild(a),t+=1}var d=a.parentNode;if(d){var p=a.nextSibling;d.removeChild(a);var l="bottom"==o&&this.props.parentHeight&&this.height?this.props.parentHeight-this.height+"px":"0px";if(t+=e(a.style,"top",i(s.top,l)),t+=e(a.style,"left",i(s.left,"0px")),t+=e(a.style,"width",i(s.width,"100%")),t+=e(a.style,"height",i(s.height,this.height+"px")),this._repaintMeasureChars(),this.step){this._repaintStart(),r.first();for(var u=void 0,c=0;r.hasNext()&&1e3>c;){c++;var f=r.getCurrent(),m=this.toScreen(f),g=r.isMajor();this.getOption("showMinorLabels")&&this._repaintMinorText(m,r.getLabelMinor()),g&&this.getOption("showMajorLabels")?(m>0&&(void 0==u&&(u=m),this._repaintMajorText(m,r.getLabelMajor())),this._repaintMajorLine(m)):this._repaintMinorLine(m),r.next()}if(this.getOption("showMajorLabels")){var v=this.toTime(0),y=r.getLabelMajor(v),w=y.length*(n.majorCharWidth||10)+10;(void 0==u||u>w)&&this._repaintMajorText(0,y)}this._repaintEnd()}this._repaintLine(),p?d.insertBefore(a,p):d.appendChild(a)}return t>0},c.prototype._repaintStart=function(){var t=this.dom,e=t.redundant;e.majorLines=t.majorLines,e.majorTexts=t.majorTexts,e.minorLines=t.minorLines,e.minorTexts=t.minorTexts,t.majorLines=[],t.majorTexts=[],t.minorLines=[],t.minorTexts=[]},c.prototype._repaintEnd=function(){E.forEach(this.dom.redundant,function(t){for(;t.length;){var e=t.pop();e&&e.parentNode&&e.parentNode.removeChild(e)}})},c.prototype._repaintMinorText=function(t,e){var i=this.dom.redundant.minorTexts.shift();if(!i){var s=document.createTextNode("");i=document.createElement("div"),i.appendChild(s),i.className="text minor",this.frame.appendChild(i)}this.dom.minorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.left=t+"px",i.style.top=this.props.minorLabelTop+"px"},c.prototype._repaintMajorText=function(t,e){var i=this.dom.redundant.majorTexts.shift();if(!i){var s=document.createTextNode(e);i=document.createElement("div"),i.className="text major",i.appendChild(s),this.frame.appendChild(i)}this.dom.majorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.top=this.props.majorLabelTop+"px",i.style.left=t+"px"},c.prototype._repaintMinorLine=function(t){var e=this.dom.redundant.minorLines.shift();e||(e=document.createElement("div"),e.className="grid vertical minor",this.frame.appendChild(e)),this.dom.minorLines.push(e);var i=this.props;e.style.top=i.minorLineTop+"px",e.style.height=i.minorLineHeight+"px",e.style.left=t-i.minorLineWidth/2+"px"},c.prototype._repaintMajorLine=function(t){var e=this.dom.redundant.majorLines.shift();e||(e=document.createElement("DIV"),e.className="grid vertical major",this.frame.appendChild(e)),this.dom.majorLines.push(e);var i=this.props;e.style.top=i.majorLineTop+"px",e.style.left=t-i.majorLineWidth/2+"px",e.style.height=i.majorLineHeight+"px"},c.prototype._repaintLine=function(){var t=this.dom.line,e=this.frame;this.options,this.getOption("showMinorLabels")||this.getOption("showMajorLabels")?(t?(e.removeChild(t),e.appendChild(t)):(t=document.createElement("div"),t.className="grid horizontal major",e.appendChild(t),this.dom.line=t),t.style.top=this.props.lineTop+"px"):t&&axis.parentElement&&(e.removeChild(axis.line),delete this.dom.line)},c.prototype._repaintMeasureChars=function(){var t,e=this.dom;if(!e.measureCharMinor){t=document.createTextNode("0");var i=document.createElement("DIV");i.className="text minor measure",i.appendChild(t),this.frame.appendChild(i),e.measureCharMinor=i}if(!e.measureCharMajor){t=document.createTextNode("0");var s=document.createElement("DIV");s.className="text major measure",s.appendChild(t),this.frame.appendChild(s),e.measureCharMajor=s}},c.prototype.reflow=function(){var t=0,e=E.updateProperty,i=this.frame,s=this.range;if(!s)throw Error("Cannot repaint time axis: no range configured");if(i){t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft);var o=this.props,n=this.getOption("showMinorLabels"),r=this.getOption("showMajorLabels"),a=this.dom.measureCharMinor,h=this.dom.measureCharMajor;a&&(o.minorCharHeight=a.clientHeight,o.minorCharWidth=a.clientWidth),h&&(o.majorCharHeight=h.clientHeight,o.majorCharWidth=h.clientWidth);var d=i.parentNode?i.parentNode.offsetHeight:0;switch(d!=o.parentHeight&&(o.parentHeight=d,t+=1),this.getOption("orientation")){case"bottom":o.minorLabelHeight=n?o.minorCharHeight:0,o.majorLabelHeight=r?o.majorCharHeight:0,o.minorLabelTop=0,o.majorLabelTop=o.minorLabelTop+o.minorLabelHeight,o.minorLineTop=-this.top,o.minorLineHeight=Math.max(this.top+o.majorLabelHeight,0),o.minorLineWidth=1,o.majorLineTop=-this.top,o.majorLineHeight=Math.max(this.top+o.minorLabelHeight+o.majorLabelHeight,0),o.majorLineWidth=1,o.lineTop=0;break;case"top":o.minorLabelHeight=n?o.minorCharHeight:0,o.majorLabelHeight=r?o.majorCharHeight:0,o.majorLabelTop=0,o.minorLabelTop=o.majorLabelTop+o.majorLabelHeight,o.minorLineTop=o.minorLabelTop,o.minorLineHeight=Math.max(d-o.majorLabelHeight-this.top),o.minorLineWidth=1,o.majorLineTop=0,o.majorLineHeight=Math.max(d-this.top),o.majorLineWidth=1,o.lineTop=o.majorLabelHeight+o.minorLabelHeight;break;default:throw Error('Unkown orientation "'+this.getOption("orientation")+'"')}var p=o.minorLabelHeight+o.majorLabelHeight;t+=e(this,"width",i.offsetWidth),t+=e(this,"height",p),this._updateConversion();var l=E.cast(s.start,"Date"),u=E.cast(s.end,"Date"),c=this.toTime(5*(o.minorCharWidth||10))-this.toTime(0);this.step=new TimeStep(l,u,c),t+=e(o.range,"start",l.valueOf()),t+=e(o.range,"end",u.valueOf()),t+=e(o.range,"minimumStep",c.valueOf())}return t>0},c.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype=new l,f.types={box:g,range:y,point:v},f.prototype.setOptions=p.prototype.setOptions,f.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},f.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.getOption("orientation"),n=this.defaultOptions,r=this.frame;if(!r){r=document.createElement("div"),r.className="itemset";var a=s.className;a&&E.addClassName(r,E.option.asString(a));var h=document.createElement("div");h.className="background",r.appendChild(h),this.dom.background=h;var d=document.createElement("div");d.className="foreground",r.appendChild(d),this.dom.foreground=d;var p=document.createElement("div");p.className="itemset-axis",this.dom.axis=p,this.frame=r,t+=1}if(!this.parent)throw Error("Cannot repaint itemset: no parent attached");var l=this.parent.getContainer();if(!l)throw Error("Cannot repaint itemset: parent has no container element");r.parentNode||(l.appendChild(r),t+=1),this.dom.axis.parentNode||(l.appendChild(this.dom.axis),t+=1),t+=e(r.style,"left",i(s.left,"0px")),t+=e(r.style,"top",i(s.top,"0px")),t+=e(r.style,"width",i(s.width,"100%")),t+=e(r.style,"height",i(s.height,this.height+"px")),t+=e(this.dom.axis.style,"left",i(s.left,"0px")),t+=e(this.dom.axis.style,"width",i(s.width,"100%")),t+="bottom"==o?e(this.dom.axis.style,"top",this.height+this.top+"px"):e(this.dom.axis.style,"top",this.top+"px"),this._updateConversion();var u=this,c=this.queue,m=this.itemsData,g=this.items,v={fields:[m&&m.fieldId||"id","start","end","content","type"]};return Object.keys(c).forEach(function(e){var i=c[e],o=g[e];switch(i){case"add":case"update":var r=m&&m.get(e,v);if(r){var a=r.type||r.start&&r.end&&"range"||s.type||"box",h=f.types[a];if(o&&(h&&o instanceof h?(o.data=r,t++):(t+=o.hide(),o=null)),!o){if(!h)throw new TypeError('Unknown item type "'+a+'"');o=new h(u,r,s,n),t++}o.repaint(),g[e]=o}delete c[e];break;case"remove":o&&(t+=o.hide()),delete g[e],delete c[e];break;default:console.log('Error: unknown action "'+i+'"')}}),E.forEach(this.items,function(e){e.visible?(t+=e.show(),e.reposition()):t+=e.hide()}),t>0},f.prototype.getForeground=function(){return this.dom.foreground},f.prototype.getBackground=function(){return this.dom.background},f.prototype.getAxis=function(){return this.dom.axis},f.prototype.reflow=function(){var t=0,e=this.options,i=e.margin&&e.margin.axis||this.defaultOptions.margin.axis,s=e.margin&&e.margin.item||this.defaultOptions.margin.item,o=E.updateProperty,n=E.option.asNumber,r=E.option.asSize,a=this.frame;if(a){this._updateConversion(),E.forEach(this.items,function(e){t+=e.reflow()}),this.stack.update();var h,d=n(e.maxHeight),p=null!=r(e.height);if(p)h=a.offsetHeight;else{var l=this.stack.ordered;if(l.length){var u=l[0].top,c=l[0].top+l[0].height;E.forEach(l,function(t){u=Math.min(u,t.top),c=Math.max(c,t.top+t.height)}),h=c-u+i+s}else h=i+s}null!=d&&(h=Math.min(h,d)),t+=o(this,"height",h),t+=o(this,"top",a.offsetTop),t+=o(this,"left",a.offsetLeft),t+=o(this,"width",a.offsetWidth)}else t+=1;return t>0},f.prototype.hide=function(){var t=!1;return this.frame&&this.frame.parentNode&&(this.frame.parentNode.removeChild(this.frame),t=!0),this.dom.axis&&this.dom.axis.parentNode&&(this.dom.axis.parentNode.removeChild(this.dom.axis),t=!0),t},f.prototype.setItems=function(t){var e,i=this,s=this.itemsData;if(s&&(E.forEach(this.listeners,function(t,e){s.unsubscribe(e,t)}),e=s.getIds(),this._onRemove(e)),t){if(!(t instanceof n||t instanceof r))throw new TypeError("Data must be an instance of DataSet");this.itemsData=t}else this.itemsData=null;if(this.itemsData){var o=this.id;E.forEach(this.listeners,function(t,e){i.itemsData.subscribe(e,t,o)}),e=this.itemsData.getIds(),this._onAdd(e)}},f.prototype.getItems=function(){return this.itemsData},f.prototype._onUpdate=function(t){this._toQueue("update",t)},f.prototype._onAdd=function(t){this._toQueue("add",t)},f.prototype._onRemove=function(t){this._toQueue("remove",t)},f.prototype._toQueue=function(t,e){var i=this.queue;e.forEach(function(e){i[e]=t}),this.controller&&this.requestRepaint()},f.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},f.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},m.prototype.select=function(){this.selected=!0},m.prototype.unselect=function(){this.selected=!1},m.prototype.show=function(){return!1},m.prototype.hide=function(){return!1},m.prototype.repaint=function(){return!1},m.prototype.reflow=function(){return!1},g.prototype=new m(null,null),g.prototype.select=function(){this.selected=!0},g.prototype.unselect=function(){this.selected=!1},g.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");var s=this.parent.getBackground();if(!s)throw Error("Cannot repaint time axis: parent has no background container element");var o=this.parent.getAxis();if(!s)throw Error("Cannot repaint time axis: parent has no axis container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),e.line.parentNode||(s.appendChild(e.line),t=!0),e.dot.parentNode||(o.appendChild(e.dot),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var n=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=n&&(this.className=n,e.box.className="item box"+n,e.line.className="item line"+n,e.dot.className="item dot"+n,t=!0)}return t},g.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},g.prototype.hide=function(){var t=!1,e=this.dom;return e&&(e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),e.line.parentNode&&e.line.parentNode.removeChild(e.line),e.dot.parentNode&&e.dot.parentNode.removeChild(e.dot)),t},g.prototype.reflow=function(){var t,e,i,s,o,n,r,a,h,d,p,l,u=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(p=this.data,l=this.parent&&this.parent.range,this.visible=p&&l?p.start>l.start&&p.start<l.end:!1,this.visible)if(e=this.dom)if(t=E.updateProperty,i=this.props,s=this.options,n=this.parent.toScreen(this.data.start),r=s.align||this.defaultOptions.align,o=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,a=s.orientation||this.defaultOptions.orientation,u+=t(i.dot,"height",e.dot.offsetHeight),u+=t(i.dot,"width",e.dot.offsetWidth),u+=t(i.line,"width",e.line.offsetWidth),u+=t(i.line,"height",e.line.offsetHeight),u+=t(i.line,"top",e.line.offsetTop),u+=t(this,"width",e.box.offsetWidth),u+=t(this,"height",e.box.offsetHeight),d="right"==r?n-this.width:"left"==r?n:n-this.width/2,u+=t(this,"left",d),u+=t(i.line,"left",n-i.line.width/2),u+=t(i.dot,"left",n-i.dot.width/2),u+=t(i.dot,"top",-i.dot.height/2),"top"==a)h=o,u+=t(this,"top",h);else{var c=this.parent.height;h=c-this.height-o,u+=t(this,"top",h)}else u+=1;return u>0},g.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("DIV"),t.content=document.createElement("DIV"),t.content.className="content",t.box.appendChild(t.content),t.line=document.createElement("DIV"),t.line.className="line",t.dot=document.createElement("DIV"),t.dot.className="dot")},g.prototype.reposition=function(){var t=this.dom,e=this.props,i=this.options.orientation||this.defaultOptions.orientation;if(t){var s=t.box,o=t.line,n=t.dot;s.style.left=this.left+"px",s.style.top=this.top+"px",o.style.left=e.line.left+"px","top"==i?(o.style.top="0px",o.style.height=this.top+"px"):(o.style.top=this.top+this.height+"px",o.style.height=Math.max(this.parent.height-this.top-this.height+this.props.dot.height/2,0)+"px"),n.style.left=e.dot.left+"px",n.style.top=e.dot.top+"px"}},v.prototype=new m(null,null),v.prototype.select=function(){this.selected=!0},v.prototype.unselect=function(){this.selected=!1},v.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.point.parentNode||(i.appendChild(e.point),i.appendChild(e.point),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=s&&(this.className=s,e.point.className="item point"+s,t=!0)}return t},v.prototype.show=function(){return this.dom&&this.dom.point.parentNode?!1:this.repaint()},v.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.point.parentNode&&(e.point.parentNode.removeChild(e.point),t=!0),t},v.prototype.reflow=function(){var t,e,i,s,o,n,r,a,h,d,p=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start>d.start&&h.start<d.end:!1,this.visible)if(e=this.dom){if(t=E.updateProperty,i=this.props,s=this.options,n=s.orientation||this.defaultOptions.orientation,o=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,r=this.parent.toScreen(this.data.start),p+=t(this,"width",e.point.offsetWidth),p+=t(this,"height",e.point.offsetHeight),p+=t(i.dot,"width",e.dot.offsetWidth),p+=t(i.dot,"height",e.dot.offsetHeight),p+=t(i.content,"height",e.content.offsetHeight),"top"==n)a=o;else{var l=this.parent.height;a=Math.max(l-this.height-o,0)}p+=t(this,"top",a),p+=t(this,"left",r-i.dot.width/2),p+=t(i.content,"marginLeft",1.5*i.dot.width),p+=t(i.dot,"top",(this.height-i.dot.height)/2)}else p+=1;return p>0},v.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.point=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.point.appendChild(t.content),t.dot=document.createElement("div"),t.dot.className="dot",t.point.appendChild(t.dot))},v.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.point.style.top=this.top+"px",t.point.style.left=this.left+"px",t.content.style.marginLeft=e.content.marginLeft+"px",t.dot.style.top=e.dot.top+"px")},y.prototype=new m(null,null),y.prototype.select=function(){this.selected=!0},y.prototype.unselect=function(){this.selected=!1},y.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=this.data.className?""+this.data.className:"";this.className!=s&&(this.className=s,e.box.className="item range"+s,t=!0)}return t},y.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},y.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),t},y.prototype.reflow=function(){var t,e,i,s,o,n,r,a,h,d,p,l,u,c,f,m,g=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(void 0==this.data.end)throw Error('Property "end" missing in item '+this.data.id);
-return h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start<d.end&&h.end>d.start:!1,this.visible&&(t=this.dom,t?(e=this.props,i=this.options,n=this.parent,r=n.toScreen(this.data.start),a=n.toScreen(this.data.end),p=E.updateProperty,l=t.box,u=n.width,f=i.orientation||this.defaultOptions.orientation,s=i.margin&&i.margin.axis||this.defaultOptions.margin.axis,o=i.padding||this.defaultOptions.padding,g+=p(e.content,"width",t.content.offsetWidth),g+=p(this,"height",l.offsetHeight),-u>r&&(r=-u),a>2*u&&(a=2*u),c=0>r?Math.min(-r,a-r-e.content.width-2*o):0,g+=p(e.content,"left",c),"top"==f?(m=s,g+=p(this,"top",m)):(m=n.height-this.height-s,g+=p(this,"top",m)),g+=p(this,"left",r),g+=p(this,"width",Math.max(a-r,1))):g+=1),g>0},y.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.box.appendChild(t.content))},y.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.box.style.top=this.top+"px",t.box.style.left=this.left+"px",t.box.style.width=this.width+"px",t.content.style.left=e.content.left+"px")},w.prototype=new p,w.prototype.setOptions=p.prototype.setOptions,w.prototype.getContainer=function(){return this.parent.getContainer()},w.prototype.setItems=function(t){if(this.itemset&&(this.itemset.hide(),this.itemset.setItems(),this.parent.controller.remove(this.itemset),this.itemset=null),t){var e=this.groupId,i=Object.create(this.options);this.itemset=new f(this,null,i),this.itemset.setRange(this.parent.range),this.view=new r(t,{filter:function(t){return t.group==e}}),this.itemset.setItems(this.view),this.parent.controller.add(this.itemset)}},w.prototype.repaint=function(){return!1},w.prototype.reflow=function(){var t=0,e=E.updateProperty;return t+=e(this,"top",this.itemset?this.itemset.top:0),t+=e(this,"height",this.itemset?this.itemset.height:0),t>0},b.prototype=new l,b.prototype.setOptions=p.prototype.setOptions,b.prototype.setRange=function(){},b.prototype.setItems=function(t){this.itemsData=t;for(var e in this.groups)if(this.groups.hasOwnProperty(e)){var i=this.groups[e];i.setItems(t)}},b.prototype.getItems=function(){return this.itemsData},b.prototype.setRange=function(t){this.range=t},b.prototype.setGroups=function(t){var e,i=this;if(this.groupsData&&(E.forEach(this.listeners,function(t,e){i.groupsData.unsubscribe(e,t)}),e=this.groupsData.getIds(),this._onRemove(e)),t?t instanceof n?this.groupsData=t:(this.groupsData=new n({fieldTypes:{start:"Date",end:"Date"}}),this.groupsData.add(t)):this.groupsData=null,this.groupsData){var s=this.id;E.forEach(this.listeners,function(t,e){i.groupsData.subscribe(e,t,s)}),e=this.groupsData.getIds(),this._onAdd(e)}},b.prototype.getGroups=function(){return this.groupsData},b.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.frame;if(!o){o=document.createElement("div"),o.className="groupset";var n=s.className;n&&E.addClassName(o,E.option.asString(n)),this.frame=o,t+=1}if(!this.parent)throw Error("Cannot repaint groupset: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint groupset: parent has no container element");o.parentNode||(r.appendChild(o),t+=1),t+=e(o.style,"height",i(s.height,this.height+"px")),t+=e(o.style,"top",i(s.top,"0px")),t+=e(o.style,"left",i(s.left,"0px")),t+=e(o.style,"width",i(s.width,"100%"));var a=this,h=this.queue,d=this.groups,p=this.groupsData,l=Object.keys(h);if(l.length){l.forEach(function(t){var e=h[t],i=d[t];switch(e){case"add":case"update":if(!i){var s=Object.create(a.options);i=new w(a,t,s),i.setItems(a.itemsData),d[t]=i,a.controller.add(i)}i.data=p.get(t),delete h[t];break;case"remove":i&&(i.setItems(),delete d[t],a.controller.remove(i)),delete h[t];break;default:console.log('Error: unknown action "'+e+'"')}});for(var u=this.groupsData.getIds({order:this.options.groupsOrder}),c=0;u.length>c;c++)(function(t,e){var i=0;e&&(i=function(){return e.top+e.height}),t.setOptions({top:i})})(d[u[c]],d[u[c-1]]);t++}return t>0},b.prototype.getContainer=function(){return this.frame},b.prototype.reflow=function(){var t=0,e=this.options,i=E.updateProperty,s=E.option.asNumber,o=E.option.asSize,n=this.frame;if(n){var r,a=s(e.maxHeight),h=null!=o(e.height);if(h)r=n.offsetHeight;else{r=0;for(var d in this.groups)if(this.groups.hasOwnProperty(d)){var p=this.groups[d];r+=p.height}}null!=a&&(r=Math.min(r,a)),t+=i(this,"height",r),t+=i(this,"top",n.offsetTop),t+=i(this,"left",n.offsetLeft),t+=i(this,"width",n.offsetWidth)}return t>0},b.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},b.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},b.prototype._onUpdate=function(t){this._toQueue(t,"update")},b.prototype._onAdd=function(t){this._toQueue(t,"add")},b.prototype._onRemove=function(t){this._toQueue(t,"remove")},b.prototype._toQueue=function(t,e){var i=this.queue;t.forEach(function(t){i[t]=e}),this.controller&&this.requestRepaint()},x.prototype.setOptions=function(t){t&&E.extend(this.options,t),this.controller.reflow(),this.controller.repaint()},x.prototype.setItems=function(t){var e,i=null==this.itemsData;if(t?t instanceof n&&(e=t):e=null,t instanceof n||(e=new n({fieldTypes:{start:"Date",end:"Date"}}),e.add(t)),this.itemsData=e,this.content.setItems(e),i&&(void 0==this.options.start||void 0==this.options.end)){var s=this.getItemRange(),o=s.min,r=s.max;if(null!=o&&null!=r){var a=r.valueOf()-o.valueOf();o=new Date(o.valueOf()-.05*a),r=new Date(r.valueOf()+.05*a)}void 0!=this.options.start&&(o=new Date(this.options.start.valueOf())),void 0!=this.options.end&&(r=new Date(this.options.end.valueOf())),(null!=o||null!=r)&&this.range.setRange(o,r)}},x.prototype.setGroups=function(t){var e=this;this.groupsData=t;var i=this.groupsData?b:f;if(!(this.content instanceof i)){this.content&&(this.content.hide(),this.content.setItems&&this.content.setItems(),this.content.setGroups&&this.content.setGroups(),this.controller.remove(this.content));var s=Object.create(this.options);E.extend(s,{top:function(){return"top"==e.options.orientation?e.timeaxis.height:e.root.height-e.timeaxis.height-e.content.height},height:function(){return e.options.height?e.root.height-e.timeaxis.height:null},maxHeight:function(){if(e.options.maxHeight){if(!E.isNumber(e.options.maxHeight))throw new TypeError("Number expected for property maxHeight");return e.options.maxHeight-e.timeaxis.height}return null}}),this.content=new i(this.root,[this.timeaxis],s),this.content.setRange&&this.content.setRange(this.range),this.content.setItems&&this.content.setItems(this.itemsData),this.content.setGroups&&this.content.setGroups(this.groupsData),this.controller.add(this.content)}},x.prototype.getItemRange=function(){var t=this.itemsData,e=null,i=null;if(t){var s=t.min("start");e=s?s.start.valueOf():null;var o=t.max("start");o&&(i=o.start.valueOf());var n=t.max("end");n&&(i=null==i?n.end.valueOf():Math.max(i,n.end.valueOf()))}return{min:null!=e?new Date(e):null,max:null!=i?new Date(i):null}},E.parseDOT=function(t){function e(t){return" "==t||"	"==t||"\n"==t||"\r"==t}function i(t){return-1!="[]{}();,=->".indexOf(t)}function s(){f++,m=t[f]}function o(){return"(char "+f+")"}function n(){for(;m&&e(m);)s();var i=t[f+1],o=t[f-1],r=m+i;if("/*"==r){for(;m&&("*"!=m||"/"!=t[f+1]);)s();s(),s(),n()}else if("//"==r||"#"==m&&"\n"==o){for(;m&&"\n"!=m;)s();s(),n()}}function r(){n();var t="";if('"'==m){for(s();m&&'"'!=m;)t+=m,s();s()}else{for(;m&&!e(m)&&!i(m);)t+=m,s();if(t.length){var o=Number(t);isNaN(o)?"true"==t?t=!0:"false"==t?t=!1:"null"==t&&(t=null):t=o}}return t}function a(){if(n(),'"'==m)return r();var t=r();if(void 0!=t){var e=Number(t);isNaN(e)?"true"==t?t=!0:"false"==t?t=!1:"null"==t&&(t=null):t=e}return t}function h(){if(n(),"["==m){s();for(var t={};m&&"]"!=m;){n();var e=r();if(!e)throw new SyntaxError("Attribute name expected "+o());if(n(),"="!=m)throw new SyntaxError("Equal sign = expected "+o());s();var i=a();if(!i)throw new SyntaxError("Attribute value expected "+o());t[e]=i,n(),","==m&&s()}return s(),t}return void 0}function d(){if(n(),"-"==m){if(s(),">"==m||"-"==m){var t="-"+m;return s(),t}throw new SyntaxError('Arrow "->" or "--" expected '+o())}return void 0}function p(){return n(),";"==m?(s(),";"):void 0}function l(t,e){if(t&&e)for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i])}function u(t,e){var i={id:t+"",attr:e||{}};g[t]?l(g[t].attr,i.attr):g[t]=i}function c(t,e,i,s){v.push({from:t+"",to:e+"",type:i,attr:s||{}})}var f=-1,m="",g={},v=[];for(s();m&&"{"!=m;)s();if("{"!=m)throw new SyntaxError("Invalid data. Curly bracket { expected "+o());for(s();m&&"}"!=m;){var y=r();if(void 0==y||""===y)throw new SyntaxError("String with id expected "+o());var w=h();u(y,w);for(var b=d();b;){var x=y;if(y=r(),void 0==y)throw new SyntaxError("String with id expected "+o());u(y),w=h(),c(x,y,b,w),b=d()}p(),n()}if("}"!=m)throw new SyntaxError("Invalid data. Curly bracket } expected");var _=t.indexOf("{"),T=t.indexOf("}",_),C=-1!=_&&-1!=T?t.substring(_+1,T):void 0;if(!C)throw Error("Invalid data. no curly brackets containing data found");var S=[];for(y in g)g.hasOwnProperty(y)&&S.push(g[y]);return{nodes:S,edges:v}},E.DOTToGraph=function(t){function e(t,e,i){for(var s in e)!e.hasOwnProperty(s)||i&&-1!=i.indexOf(s)||(t[s]=e[s]);t.label&&(t.text=t.label,delete t.label),t.shape&&(t.style=t.shape,delete t.shape)}var i=E.parseDOT(t),s={nodes:[],edges:[],options:{nodes:{},edges:{}}};return i.nodes.forEach(function(t){if("graph"==t.id.toLowerCase())e(s.options,t.attr);else if("node"==t.id.toLowerCase())e(s.options.nodes,t.attr);else if("edge"==t.id.toLowerCase())e(s.options.edges,t.attr);else{var i={};i.id=t.id,i.text=t.id,e(i,t.attr),s.nodes.push(i)}}),i.edges.forEach(function(t){var i={};i.from=t.from,i.to=t.to,i.text=t.id,i.style="->"==t.type?"arrow-end":"line",e(i,t.attr),s.edges.push(i)}),s},"undefined"!=typeof CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.circle=function(t,e,i){this.beginPath(),this.arc(t,e,i,0,2*Math.PI,!1)},CanvasRenderingContext2D.prototype.square=function(t,e,i){this.beginPath(),this.rect(t-i,e-i,2*i,2*i)},CanvasRenderingContext2D.prototype.triangle=function(t,e,i){this.beginPath();var s=2*i,o=s/2,n=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-o*o);this.moveTo(t,e-(r-n)),this.lineTo(t+o,e+n),this.lineTo(t-o,e+n),this.lineTo(t,e-(r-n)),this.closePath()},CanvasRenderingContext2D.prototype.triangleDown=function(t,e,i){this.beginPath();var s=2*i,o=s/2,n=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-o*o);this.moveTo(t,e+(r-n)),this.lineTo(t+o,e-n),this.lineTo(t-o,e-n),this.lineTo(t,e+(r-n)),this.closePath()},CanvasRenderingContext2D.prototype.star=function(t,e,i){this.beginPath();for(var s=0;10>s;s++){var o=0===s%2?1.3*i:.5*i;this.lineTo(t+o*Math.sin(2*s*Math.PI/10),e-o*Math.cos(2*s*Math.PI/10))}this.closePath()},CanvasRenderingContext2D.prototype.roundRect=function(t,e,i,s,o){var n=Math.PI/180;0>i-2*o&&(o=i/2),0>s-2*o&&(o=s/2),this.beginPath(),this.moveTo(t+o,e),this.lineTo(t+i-o,e),this.arc(t+i-o,e+o,o,270*n,360*n,!1),this.lineTo(t+i,e+s-o),this.arc(t+i-o,e+s-o,o,0,90*n,!1),this.lineTo(t+o,e+s),this.arc(t+o,e+s-o,o,90*n,180*n,!1),this.lineTo(t,e+o),this.arc(t+o,e+o,o,180*n,270*n,!1)},CanvasRenderingContext2D.prototype.ellipse=function(t,e,i,s){var o=.5522848,n=i/2*o,r=s/2*o,a=t+i,h=e+s,d=t+i/2,p=e+s/2;this.beginPath(),this.moveTo(t,p),this.bezierCurveTo(t,p-r,d-n,e,d,e),this.bezierCurveTo(d+n,e,a,p-r,a,p),this.bezierCurveTo(a,p+r,d+n,h,d,h),this.bezierCurveTo(d-n,h,t,p+r,t,p)},CanvasRenderingContext2D.prototype.database=function(t,e,i,s){var o=1/3,n=i,r=s*o,a=.5522848,h=n/2*a,d=r/2*a,p=t+n,l=e+r,u=t+n/2,c=e+r/2,f=e+(s-r/2),m=e+s;this.beginPath(),this.moveTo(p,c),this.bezierCurveTo(p,c+d,u+h,l,u,l),this.bezierCurveTo(u-h,l,t,c+d,t,c),this.bezierCurveTo(t,c-d,u-h,e,u,e),this.bezierCurveTo(u+h,e,p,c-d,p,c),this.lineTo(p,f),this.bezierCurveTo(p,f+d,u+h,m,u,m),this.bezierCurveTo(u-h,m,t,f+d,t,f),this.lineTo(t,c)},CanvasRenderingContext2D.prototype.arrow=function(t,e,i,s){var o=t-s*Math.cos(i),n=e-s*Math.sin(i),r=t-.9*s*Math.cos(i),a=e-.9*s*Math.sin(i),h=o+s/3*Math.cos(i+.5*Math.PI),d=n+s/3*Math.sin(i+.5*Math.PI),p=o+s/3*Math.cos(i-.5*Math.PI),l=n+s/3*Math.sin(i-.5*Math.PI);this.beginPath(),this.moveTo(t,e),this.lineTo(h,d),this.lineTo(r,a),this.lineTo(p,l),this.closePath()},CanvasRenderingContext2D.prototype.dashedLine=function(t,e,i,s,o){o||(o=[10,5]),0==u&&(u=.001);var n=o.length;this.moveTo(t,e);for(var r=i-t,a=s-e,h=a/r,d=Math.sqrt(r*r+a*a),p=0,l=!0;d>=.1;){var u=o[p++%n];u>d&&(u=d);var c=Math.sqrt(u*u/(1+h*h));0>r&&(c=-c),t+=c,e+=h*c,this[l?"lineTo":"moveTo"](t,e),d-=u,l=!l}}),_.prototype.attachEdge=function(t){this.edges.push(t),this._updateMass()},_.prototype.detachEdge=function(t){var e=this.edges.indexOf(t);-1!=e&&this.edges.splice(e,1),this._updateMass()},_.prototype._updateMass=function(){this.mass=50+20*this.edges.length},_.prototype.setProperties=function(t,e){if(t){if(void 0!=t.id&&(this.id=t.id),void 0!=t.text&&(this.text=t.text),void 0!=t.title&&(this.title=t.title),void 0!=t.group&&(this.group=t.group),void 0!=t.x&&(this.x=t.x),void 0!=t.y&&(this.y=t.y),void 0!=t.value&&(this.value=t.value),void 0===this.id)throw"Node must have an id";if(this.group){var i=this.grouplist.get(this.group);for(var s in i)i.hasOwnProperty(s)&&(this[s]=i[s])}if(void 0!=t.style&&(this.style=t.style),void 0!=t.image&&(this.image=t.image),void 0!=t.radius&&(this.radius=t.radius),void 0!=t.borderColor&&(this.borderColor=t.borderColor),void 0!=t.backgroundColor&&(this.backgroundColor=t.backgroundColor),void 0!=t.highlightColor&&(this.highlightColor=t.highlightColor),void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace),void 0!=this.image){if(!this.imagelist)throw"No imagelist provided";this.imageObj=this.imagelist.load(this.image)}this.xFixed=this.xFixed||void 0!=t.x,this.yFixed=this.yFixed||void 0!=t.y,this.radiusFixed=this.radiusFixed||void 0!=t.radius,"image"==this.style&&(this.radiusMin=e.nodes.widthMin,this.radiusMax=e.nodes.widthMax);var o=this.style;switch(o){case"database":this.draw=this._drawDatabase,this.resize=this._resizeDatabase;break;case"rect":this.draw=this._drawRect,this.resize=this._resizeRect;break;case"circle":this.draw=this._drawCircle,this.resize=this._resizeCircle;break;case"image":this.draw=this._drawImage,this.resize=this._resizeImage;break;case"text":this.draw=this._drawText,this.resize=this._resizeText;break;case"dot":this.draw=this._drawDot,this.resize=this._resizeShape;break;case"square":this.draw=this._drawSquare,this.resize=this._resizeShape;break;case"triangle":this.draw=this._drawTriangle,this.resize=this._resizeShape;break;case"triangleDown":this.draw=this._drawTriangleDown,this.resize=this._resizeShape;break;case"star":this.draw=this._drawStar,this.resize=this._resizeShape;break;default:this.draw=this._drawRect,this.resize=this._resizeRect}this._reset()}},_.prototype.select=function(){this.selected=!0,this._reset()},_.prototype.unselect=function(){this.selected=!1,this._reset()},_.prototype._reset=function(){this.width=void 0,this.height=void 0},_.prototype.getTitle=function(){return this.title},_.prototype.distanceToBorder=function(t,e){var i=1;switch(this.width||this.resize(t),this.style){case"circle":case"dot":return this.radius+i;case"rect":case"image":case"text":default:return this.width?Math.min(Math.abs(this.width/2/Math.cos(e)),Math.abs(this.height/2/Math.sin(e)))+i:0}},_.prototype._setForce=function(t,e){this.fx=t,this.fy=e},_.prototype._addForce=function(t,e){this.fx+=t,this.fy+=e},_.prototype.discreteStep=function(t){if(!this.xFixed){var e=-this.damping*this.vx,i=(this.fx+e)/this.mass;this.vx+=i/t,this.x+=this.vx/t}if(!this.yFixed){var s=-this.damping*this.vy,o=(this.fy+s)/this.mass;this.vy+=o/t,this.y+=this.vy/t}},_.prototype.isFixed=function(){return this.xFixed&&this.yFixed},_.prototype.isMoving=function(t){return Math.abs(this.vx)>t||Math.abs(this.vy)>t||!this.xFixed&&Math.abs(this.fx)>this.minForce||!this.yFixed&&Math.abs(this.fy)>this.minForce},_.prototype.isSelected=function(){return this.selected},_.prototype.getValue=function(){return this.value},_.prototype.getDistance=function(t,e){var i=this.x-t,s=this.y-e;return Math.sqrt(i*i+s*s)},_.prototype.setValueRange=function(t,e){if(!this.radiusFixed&&void 0!==this.value){var i=(this.radiusMax-this.radiusMin)/(e-t);this.radius=(this.value-t)*i+this.radiusMin}},_.prototype.draw=function(){throw"Draw method not initialized for node"},_.prototype.resize=function(){throw"Resize method not initialized for node"},_.prototype.isOverlappingWith=function(t){return this.left<t.right&&this.left+this.width>t.left&&this.top<t.bottom&&this.top+this.height>t.top},_.prototype._resizeImage=function(){if(!this.width){var t,e;if(this.value){var i=this.imageObj.height/this.imageObj.width;t=this.radius||this.imageObj.width,e=this.radius*i||this.imageObj.height}else t=this.imageObj.width,e=this.imageObj.height;this.width=t,this.height=e}},_.prototype._drawImage=function(t){this._resizeImage(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2;var e;this.imageObj?(t.drawImage(this.imageObj,this.left,this.top,this.width,this.height),e=this.y+this.height/2):e=this.y,this._text(t,this.text,this.x,e,void 0,"top")},_.prototype._resizeRect=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},_.prototype._drawRect=function(t){this._resizeRect(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t.roundRect(this.left,this.top,this.width,this.height,this.radius),t.fill(),t.stroke(),this._text(t,this.text,this.x,this.y)},_.prototype._resizeDatabase=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=i.width+2*e;this.width=s,this.height=s}},_.prototype._drawDatabase=function(t){this._resizeDatabase(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t.database(this.x-this.width/2,this.y-.5*this.height,this.width,this.height),t.fill(),t.stroke(),this._text(t,this.text,this.x,this.y)},_.prototype._resizeCircle=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=Math.max(i.width,i.height)+2*e;this.radius=s/2,this.width=s,this.height=s}},_.prototype._drawCircle=function(t){this._resizeCircle(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t.circle(this.x,this.y,this.radius),t.fill(),t.stroke(),this._text(t,this.text,this.x,this.y)},_.prototype._drawDot=function(t){this._drawShape(t,"circle")},_.prototype._drawTriangle=function(t){this._drawShape(t,"triangle")},_.prototype._drawTriangleDown=function(t){this._drawShape(t,"triangleDown")},_.prototype._drawSquare=function(t){this._drawShape(t,"square")},_.prototype._drawStar=function(t){this._drawShape(t,"star")},_.prototype._resizeShape=function(){if(!this.width){var t=2*this.radius;this.width=t,this.height=t}},_.prototype._drawShape=function(t,e){this._resizeShape(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t[e](this.x,this.y,this.radius),t.fill(),t.stroke(),this.text&&this._text(t,this.text,this.x,this.y+this.height/2,void 0,"top")},_.prototype._resizeText=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},_.prototype._drawText=function(t){this._resizeText(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,this._text(t,this.text,this.x,this.y)},_.prototype._text=function(t,e,i,s,o,n){if(e){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle=this.fontColor||"black",t.textAlign=o||"center",t.textBaseline=n||"middle";for(var r=e.split("\n"),a=r.length,h=this.fontSize+4,d=s+(1-a)/2*h,p=0;a>p;p++)t.fillText(r[p],i,d),d+=h}},_.prototype.getTextSize=function(t){if(void 0!=this.text){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace;for(var e=this.text.split("\n"),i=(this.fontSize+4)*e.length,s=0,o=0,n=e.length;n>o;o++)s=Math.max(s,t.measureText(e[o]).width);return{width:s,height:i}}return{width:0,height:0}},T.prototype.setProperties=function(t,e){if(t){if(void 0!=t.from&&(this.from=this.graph._getNode(t.from)),void 0!=t.to&&(this.to=this.graph._getNode(t.to)),void 0!=t.id&&(this.id=t.id),void 0!=t.style&&(this.style=t.style),void 0!=t.text&&(this.text=t.text),this.text&&(this.fontSize=e.edges.fontSize,this.fontFace=e.edges.fontFace,this.fontColor=e.edges.fontColor,void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace)),void 0!=t.title&&(this.title=t.title),void 0!=t.width&&(this.width=t.width),void 0!=t.value&&(this.value=t.value),void 0!=t.length&&(this.length=t.length),void 0!=t.dashlength&&(this.dashlength=t.dashlength),void 0!=t.dashgap&&(this.dashgap=t.dashgap),void 0!=t.altdashlength&&(this.altdashlength=t.altdashlength),void 0!=t.color&&(this.color=t.color),!this.from)throw"Node with id "+t.from+" not found";if(!this.to)throw"Node with id "+t.to+" not found";switch(this.widthFixed=this.widthFixed||void 0!=t.width,this.lengthFixed=this.lengthFixed||void 0!=t.length,this.stiffness=1/this.length,"arrow"===this.style&&(this.arrows=[.5]),this.style){case"line":this.draw=this._drawLine;break;case"arrow":this.draw=this._drawArrow;break;case"arrow-end":this.draw=this._drawArrowEnd;break;case"dash-line":this.draw=this._drawDashLine;break;default:this.draw=this._drawLine}}},T.prototype.getTitle=function(){return this.title},T.prototype.getValue=function(){return this.value},T.prototype.setValueRange=function(t,e){if(!this.widthFixed&&void 0!==this.value){var i=(this.widthMax-this.widthMin)/(e-t);this.width=(this.value-t)*i+this.widthMin}},T.prototype.draw=function(){throw"Method draw not initialized in edge"},T.prototype.isOverlappingWith=function(t){var e=10,i=this.from.x,s=this.from.y,o=this.to.x,n=this.to.y,r=t.left,a=t.top,h=T._dist(i,s,o,n,r,a);return e>h},T.prototype._drawLine=function(t){t.strokeStyle=this.color,t.lineWidth=this._getLineWidth();var e;if(this.from!=this.to)this._line(t),this.text&&(e=this._pointOnLine(.5),this._text(t,this.text,e.x,e.y));else{var i,s,o=this.length/2/Math.PI,n=this.from;n.width||n.resize(t),n.width>n.height?(i=n.x+n.width/2,s=n.y-o):(i=n.x+o,s=n.y-n.height/2),this._circle(t,i,s,o),e=this._pointOnCircle(i,s,o,.5),this._text(t,this.text,e.x,e.y)}},T.prototype._getLineWidth=function(){return this.from.selected||this.to.selected?Math.min(2*this.width,this.widthMax):this.width},T.prototype._line=function(t){t.beginPath(),t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y),t.stroke()},T.prototype._circle=function(t,e,i,s){t.beginPath(),t.arc(e,i,s,0,2*Math.PI,!1),t.stroke()},T.prototype._text=function(t,e,i,s){if(e){t.font=(this.from.selected||this.to.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle="white";var o=t.measureText(this.text).width,n=this.fontSize,r=i-o/2,a=s-n/2;t.fillRect(r,a,o,n),t.fillStyle=this.fontColor||"black",t.textAlign="left",t.textBaseline="top",t.fillText(this.text,r,a)}},T.prototype._drawDashLine=function(t){if(t.strokeStyle=this.color,t.lineWidth=this._getLineWidth(),t.beginPath(),t.lineCap="round",void 0!=this.altdashlength?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dashlength,this.dashgap,this.altdashlength,this.dashgap]):void 0!=this.dashlength&&void 0!=this.dashgap?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dashlength,this.dashgap]):(t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y)),t.stroke(),this.text){var e=this._pointOnLine(.5);this._text(t,this.text,e.x,e.y)}},T.prototype._pointOnLine=function(t){return{x:(1-t)*this.from.x+t*this.to.x,y:(1-t)*this.from.y+t*this.to.y}},T.prototype._pointOnCircle=function(t,e,i,s){var o=2*(s-3/8)*Math.PI;return{x:t+i*Math.cos(o),y:e-i*Math.sin(o)}},T.prototype._drawArrow=function(t){var e;if(t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth(),this.from!=this.to){this._line(t);var i=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x),s=10+5*this.width;for(var o in this.arrows)this.arrows.hasOwnProperty(o)&&(e=this._pointOnLine(this.arrows[o]),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke());this.text&&(e=this._pointOnLine(.5),this._text(t,this.text,e.x,e.y))}else{var n,r,a=this.length/2/Math.PI,h=this.from;h.width||h.resize(t),h.width>h.height?(n=h.x+h.width/2,r=h.y-a):(n=h.x+a,r=h.y-h.height/2),this._circle(t,n,r,a);var i=.2*Math.PI,s=10+5*this.width;for(var o in this.arrows)this.arrows.hasOwnProperty(o)&&(e=this._pointOnCircle(n,r,a,this.arrows[o]),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke());this.text&&(e=this._pointOnCircle(n,r,a,.5),this._text(t,this.text,e.x,e.y))}},T.prototype._drawArrowEnd=function(t){t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth();var e,i;if(this.from!=this.to){e=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x);var s=this.to.x-this.from.x,o=this.to.y-this.from.y,n=Math.sqrt(s*s+o*o),r=this.to.distanceToBorder(t,e+Math.PI),a=(n-r)/n,h=a*this.from.x+(1-a)*this.to.x,d=a*this.from.y+(1-a)*this.to.y,p=this.to.distanceToBorder(t,e),l=(n-p)/n,u=(1-l)*this.from.x+l*this.to.x,c=(1-l)*this.from.y+l*this.to.y;if(t.beginPath(),t.moveTo(h,d),t.lineTo(u,c),t.stroke(),i=10+5*this.width,t.arrow(u,c,e,i),t.fill(),t.stroke(),this.text){var f=this._pointOnLine(.5);this._text(t,this.text,f.x,f.y)}}else{var m,g,v,y=this.from;y.width||y.resize(t);var w=(this.length+y.width)/4;y.width>y.height?(m=y.x+y.width/2,g=y.y-w,v={x:m,y:y.y,angle:.9*Math.PI}):(m=y.x+w,g=y.y-y.height/2,v={x:y.x,y:g,angle:.6*Math.PI}),t.beginPath(),t.arc(m,g,w,0,2*Math.PI,!1),t.stroke(),i=10+5*this.width,t.arrow(v.x,v.y,v.angle,i),t.fill(),t.stroke(),this.text&&(f=this._pointOnCircle(m,g,w,.5),this._text(t,this.text,f.x,f.y))}},T._dist=function(t,e,i,s,o,n){var r=i-t,a=s-e,h=r*r+a*a,d=((o-t)*r+(n-e)*a)/h;d>1?d=1:0>d&&(d=0);var p=t+d*r,l=e+d*a,u=p-o,c=l-n;return Math.sqrt(u*u+c*c)},C.prototype.setPosition=function(t,e){this.x=parseInt(t),this.y=parseInt(e)},C.prototype.setText=function(t){this.frame.innerHTML=t},C.prototype.show=function(t){if(void 0===t&&(t=!0),t){var e=this.frame.clientHeight,i=this.frame.clientWidth,s=this.frame.parentNode.clientHeight,o=this.frame.parentNode.clientWidth,n=this.y-e;n+e+this.padding>s&&(n=s-e-this.padding),this.padding>n&&(n=this.padding);var r=this.x;r+i+this.padding>o&&(r=o-i-this.padding),this.padding>r&&(r=this.padding),this.frame.style.left=r+"px",this.frame.style.top=n+"px",this.frame.style.visibility="visible"}else this.hide()},C.prototype.hide=function(){this.frame.style.visibility="hidden"},Groups=function(){this.clear(),this.defaultIndex=0},Groups.DEFAULT=[{borderColor:"#2B7CE9",backgroundColor:"#97C2FC",highlightColor:"#D2E5FF"},{borderColor:"#FFA500",backgroundColor:"#FFFF00",highlightColor:"#FFFFA3"},{borderColor:"#FA0A10",backgroundColor:"#FB7E81",highlightColor:"#FFAFB1"},{borderColor:"#41A906",backgroundColor:"#7BE141",highlightColor:"#A1EC76"},{borderColor:"#E129F0",backgroundColor:"#EB7DF4",highlightColor:"#F0B3F5"},{borderColor:"#7C29F0",backgroundColor:"#AD85E4",highlightColor:"#D3BDF0"},{borderColor:"#C37F00",backgroundColor:"#FFA807",highlightColor:"#FFCA66"},{borderColor:"#4220FB",backgroundColor:"#6E6EFD",highlightColor:"#9B9BFD"},{borderColor:"#FD5A77",backgroundColor:"#FFC0CB",highlightColor:"#FFD1D9"},{borderColor:"#4AD63A",backgroundColor:"#C2FABC",highlightColor:"#E6FFE3"}],Groups.prototype.clear=function(){this.groups={},this.groups.length=function(){var t=0;for(var e in this)this.hasOwnProperty(e)&&t++;return t}},Groups.prototype.get=function(t){var e=this.groups[t];if(void 0==e){var i=this.defaultIndex%Groups.DEFAULT.length;this.defaultIndex++,e={},e.borderColor=Groups.DEFAULT[i].borderColor,e.backgroundColor=Groups.DEFAULT[i].backgroundColor,e.highlightColor=Groups.DEFAULT[i].highlightColor,this.groups[t]=e}return e},Groups.prototype.add=function(t,e){return this.groups[t]=e,e},Images=function(){this.images={},this.callback=void 0},Images.prototype.setOnloadCallback=function(t){this.callback=t},Images.prototype.load=function(t){var e=this.images[t];if(void 0==e){var i=this;e=new Image,this.images[t]=e,e.onload=function(){i.callback&&i.callback(this)},e.src=t}return e},S.prototype.setData=function(t){if(t&&t.dot&&(t.nodes||t.edges))throw new SyntaxError('Data must contain either parameter "dot" or  parameter pair "nodes" and "edges", but not both.');if(this.setOptions(t&&t.options),t&&t.dot){if(t&&t.dot){var e=N.util.DOTToGraph(t.dot);return this.setData(e),void 0}}else this._setNodes(t&&t.nodes),this._setEdges(t&&t.edges);this.stabilize&&this._doStabilize(),this.start()},S.prototype.setOptions=function(t){if(t){if(void 0!=t.width&&(this.width=t.width),void 0!=t.height&&(this.height=t.height),void 0!=t.stabilize&&(this.stabilize=t.stabilize),void 0!=t.selectable&&(this.selectable=t.selectable),t.edges){for(var e in t.edges)t.edges.hasOwnProperty(e)&&(this.constants.edges[e]=t.edges[e]);void 0!=t.edges.length&&t.nodes&&void 0==t.nodes.distance&&(this.constants.edges.length=t.edges.length,this.constants.nodes.distance=1.25*t.edges.length),t.edges.fontColor||(this.constants.edges.fontColor=t.edges.color),void 0!=t.edges.dashlength&&(this.constants.edges.dashlength=t.edges.dashlength),void 0!=t.edges.dashgap&&(this.constants.edges.dashgap=t.edges.dashgap),void 0!=t.edges.altdashlength&&(this.constants.edges.altdashlength=t.edges.altdashlength)}if(t.nodes)for(e in t.nodes)t.nodes.hasOwnProperty(e)&&(this.constants.nodes[e]=t.nodes[e]);if(t.groups)for(var i in t.groups)if(t.groups.hasOwnProperty(i)){var s=t.groups[i];this.groups.add(i,s)}this._setBackgroundColor(t.backgroundColor)}this._setSize(this.width,this.height),this._setTranslation(0,0),this._setScale(1)},S.prototype._trigger=function(t,e){O.trigger(this,t,e)},S.prototype._create=function(){for(;this.containerElement.hasChildNodes();)this.containerElement.removeChild(this.containerElement.firstChild);if(this.frame=document.createElement("div"),this.frame.className="graph-frame",this.frame.style.position="relative",this.frame.style.overflow="hidden",this.frame.canvas=document.createElement("canvas"),this.frame.canvas.style.position="relative",this.frame.appendChild(this.frame.canvas),!this.frame.canvas.getContext){var t=document.createElement("DIV");t.style.color="red",t.style.fontWeight="bold",t.style.padding="10px",t.innerHTML="Error: your browser does not support HTML canvas",this.frame.canvas.appendChild(t)}var e=this,i=function(t){e._onMouseDown(t)},s=function(t){e._onMouseMoveTitle(t)},o=function(t){e._onMouseWheel(t)},n=function(t){e._onTouchStart(t)};N.util.addEventListener(this.frame.canvas,"mousedown",i),N.util.addEventListener(this.frame.canvas,"mousemove",s),N.util.addEventListener(this.frame.canvas,"mousewheel",o),N.util.addEventListener(this.frame.canvas,"touchstart",n),this.containerElement.appendChild(this.frame)},S.prototype._setBackgroundColor=function(t){var e="white",i="lightgray",s=1;if("string"==typeof t)e=t,i="none",s=0;else if("object"==typeof t)void 0!=t.fill&&(e=t.fill),void 0!=t.stroke&&(i=t.stroke),void 0!=t.strokeWidth&&(s=t.strokeWidth);else if(void 0!=t)throw"Unsupported type of backgroundColor";this.frame.style.boxSizing="border-box",this.frame.style.MozBoxSizing="border-box",this.frame.style.backgroundColor=e,this.frame.style.borderColor=i,this.frame.style.borderWidth=s+"px",this.frame.style.borderStyle="solid"
-},S.prototype._onMouseDown=function(t){if(t=t||window.event,this.selectable&&(this.leftButtonDown&&this._onMouseUp(t),this.leftButtonDown=t.which?1==t.which:1==t.button,this.leftButtonDown||this.touchDown)){var e=this;this.onmousemove||(this.onmousemove=function(t){e._onMouseMove(t)},N.util.addEventListener(document,"mousemove",e.onmousemove)),this.onmouseup||(this.onmouseup=function(t){e._onMouseUp(t)},N.util.addEventListener(document,"mouseup",e.onmouseup)),N.util.preventDefault(t),this.startMouseX=t.clientX||t.targetTouches[0].clientX,this.startMouseY=t.clientY||t.targetTouches[0].clientY,this.startFrameLeft=N.util.getAbsoluteLeft(this.frame.canvas),this.startFrameTop=N.util.getAbsoluteTop(this.frame.canvas),this.startTranslation=this._getTranslation(),this.ctrlKeyDown=t.ctrlKey,this.shiftKeyDown=t.shiftKey;var i={left:this._xToCanvas(this.startMouseX-this.startFrameLeft),top:this._yToCanvas(this.startMouseY-this.startFrameTop),right:this._xToCanvas(this.startMouseX-this.startFrameLeft),bottom:this._yToCanvas(this.startMouseY-this.startFrameTop)},s=this._getNodesOverlappingWith(i);if(this.startClickedObj=s.length>0?s[s.length-1]:void 0,this.startClickedObj){var o=this.nodes[this.startClickedObj.row];this.startClickedObj.xFixed=o.xFixed,this.startClickedObj.yFixed=o.yFixed,o.xFixed=!0,o.yFixed=!0,this.ctrlKeyDown&&o.isSelected()?this._unselectNodes([this.startClickedObj]):this._selectNodes([this.startClickedObj],this.ctrlKeyDown),this.moving||this._redraw()}else this.shiftKeyDown||(this.moved=!1)}},S.prototype._onMouseMove=function(t){if(t=t||window.event,this.selectable){var e=t.clientX||t.targetTouches&&t.targetTouches[0].clientX||0,i=t.clientY||t.targetTouches&&t.targetTouches[0].clientY||0;if(this.mouseX=e,this.mouseY=i,this.startClickedObj){var s=this.nodes[this.startClickedObj.row];this.startClickedObj.xFixed||(s.x=this._xToCanvas(e-this.startFrameLeft)),this.startClickedObj.yFixed||(s.y=this._yToCanvas(i-this.startFrameTop)),this.moving||(this.moving=!0,this.start())}else if(this.shiftKeyDown){void 0==this.frame.selRect&&(this.frame.selRect=document.createElement("DIV"),this.frame.appendChild(this.frame.selRect),this.frame.selRect.style.position="absolute",this.frame.selRect.style.border="1px dashed red");var o=Math.min(this.startMouseX,e)-this.startFrameLeft,n=Math.min(this.startMouseY,i)-this.startFrameTop,r=Math.max(this.startMouseX,e)-this.startFrameLeft,a=Math.max(this.startMouseY,i)-this.startFrameTop;this.frame.selRect.style.left=o+"px",this.frame.selRect.style.top=n+"px",this.frame.selRect.style.width=r-o+"px",this.frame.selRect.style.height=a-n+"px"}else{var h=e-this.startMouseX,d=i-this.startMouseY;this._setTranslation(this.startTranslation.x+h,this.startTranslation.y+d),this._redraw(),this.moved=!0}N.util.preventDefault(t)}},S.prototype._onMouseUp=function(t){if(t=t||window.event,this.selectable){this.onmousemove&&(N.util.removeEventListener(document,"mousemove",this.onmousemove),this.onmousemove=void 0),this.onmouseup&&(N.util.removeEventListener(document,"mouseup",this.onmouseup),this.onmouseup=void 0),N.util.preventDefault(t);var e=t.clientX||this.mouseX||0,i=t.clientY||this.mouseY||0,s=t?t.ctrlKey:window.event.ctrlKey;if(this.startClickedObj){var o=this.nodes[this.startClickedObj.row];o.xFixed=this.startClickedObj.xFixed,o.yFixed=this.startClickedObj.yFixed}else if(this.shiftKeyDown){var n={left:this._xToCanvas(Math.min(this.startMouseX,e)-this.startFrameLeft),top:this._yToCanvas(Math.min(this.startMouseY,i)-this.startFrameTop),right:this._xToCanvas(Math.max(this.startMouseX,e)-this.startFrameLeft),bottom:this._yToCanvas(Math.max(this.startMouseY,i)-this.startFrameTop)},r=this._getNodesOverlappingWith(n);this._selectNodes(r,s),this.redraw(),this.frame.selRect&&(this.frame.removeChild(this.frame.selRect),this.frame.selRect=void 0)}else this.ctrlKeyDown||this.moved||(this._unselectNodes(),this._redraw());this.leftButtonDown=!1,this.ctrlKeyDown=!1}},S.prototype._onMouseWheel=function(t){t=t||window.event;var e=t.clientX,i=t.clientY,s=0;if(t.wheelDelta?s=t.wheelDelta/120:t.detail&&(s=-t.detail/3),s){var o=s/10;0>s&&(o/=1-o);var n=this._getScale(),r=n*(1+o);.01>r&&(r=.01),r>10&&(r=10);var a=N.util.getAbsoluteLeft(this.frame.canvas),h=N.util.getAbsoluteTop(this.frame.canvas),d=e-a,p=i-h,l=this._getTranslation(),u=r/n,c=(1-u)*d+l.x*u,f=(1-u)*p+l.y*u;this._setScale(r),this._setTranslation(c,f),this._redraw()}N.util.preventDefault(t)},S.prototype._onMouseMoveTitle=function(t){t=t||window.event;var e=t.clientX,i=t.clientY;this.startFrameLeft=this.startFrameLeft||N.util.getAbsoluteLeft(this.frame.canvas),this.startFrameTop=this.startFrameTop||N.util.getAbsoluteTop(this.frame.canvas);var s=e-this.startFrameLeft,o=i-this.startFrameTop;this.popupNode&&this._checkHidePopup(s,o);var n=this,r=function(){n._checkShowPopup(s,o)};this.popupTimer&&clearInterval(this.popupTimer),this.leftButtonDown||(this.popupTimer=setTimeout(r,300))},S.prototype._checkShowPopup=function(t,e){var i,s,o={left:this._xToCanvas(t),top:this._yToCanvas(e),right:this._xToCanvas(t),bottom:this._yToCanvas(e)},n=this.popupNode;if(void 0==this.popupNode){var r=this.nodes;for(i=r.length-1;i>=0;i--){var a=r[i];if(void 0!=a.getTitle()&&a.isOverlappingWith(o)){this.popupNode=a;break}}}if(void 0==this.popupNode){var h=this.edges;for(i=0,s=h.length;s>i;i++){var d=h[i];if(void 0!=d.getTitle()&&d.isOverlappingWith(o)){this.popupNode=d;break}}}if(this.popupNode){if(this.popupNode!=n){var p=this;p.popup||(p.popup=new C(p.frame)),p.popup.setPosition(t-3,e-3),p.popup.setText(p.popupNode.getTitle()),p.popup.show()}}else this.popup&&this.popup.hide()},S.prototype._checkHidePopup=function(t,e){var i={left:t,top:e,right:t,bottom:e};this.popupNode&&this.popupNode.isOverlappingWith(i)||(this.popupNode=void 0,this.popup&&this.popup.hide())},S.prototype._onTouchStart=function(t){if(N.util.preventDefault(t),!this.touchDown){this.touchDown=!0;var e=this;this.ontouchmove||(this.ontouchmove=function(t){e._onTouchMove(t)},N.util.addEventListener(document,"touchmove",this.ontouchmove)),this.ontouchend||(this.ontouchend=function(t){e._onTouchEnd(t)},N.util.addEventListener(document,"touchend",this.ontouchend)),this._onMouseDown(t)}},S.prototype._onTouchMove=function(t){N.util.preventDefault(t),this._onMouseMove(t)},S.prototype._onTouchEnd=function(t){N.util.preventDefault(t),this.touchDown=!1,this.ontouchmove&&(N.util.removeEventListener(document,"touchmove",this.ontouchmove),this.ontouchmove=void 0),this.ontouchend&&(N.util.removeEventListener(document,"touchend",this.ontouchend),this.ontouchend=void 0),this._onMouseUp(t)},S.prototype._unselectNodes=function(t,e){var i,s,o,n=!1;if(t)for(i=0,s=t.length;s>i;i++){o=t[i].row,this.nodes[o].unselect();for(var r=0;this.selection.length>r;)this.selection[r].row==o?(this.selection.splice(r,1),n=!0):r++}else if(this.selection&&this.selection.length){for(i=0,s=this.selection.length;s>i;i++)o=this.selection[i].row,this.nodes[o].unselect(),n=!0;this.selection=[]}return!n||1!=e&&void 0!=e||this._trigger("select"),n},S.prototype._selectNodes=function(t,e){var i,s,o=!1,n=!0;if(t.length!=this.selection.length)n=!1;else for(i=0,s=Math.min(t.length,this.selection.length);s>i;i++)if(t[i].row!=this.selection[i].row){n=!1;break}if(n)return o;if(void 0==e||0==e){var r=!1;o=this._unselectNodes(void 0,r)}for(i=0,s=t.length;s>i;i++){for(var a=t[i].row,h=!1,d=0,p=this.selection.length;p>d;d++)if(this.selection[d].row==a){h=!0;break}h||(this.nodes[a].select(),this.selection.push(t[i]),o=!0)}return o&&this._trigger("select"),o},S.prototype._getNodesOverlappingWith=function(t){for(var e=[],i=0;this.nodes.length>i;i++)if(this.nodes[i].isOverlappingWith(t)){var s={row:i};e.push(s)}return e},S.prototype.getSelection=function(){for(var t=[],e=0;this.selection.length>e;e++){var i=this.selection[e].row;t.push({row:i})}return t},S.prototype.setSelection=function(t){var e,i,s;if(void 0==t.length)throw"Selection must be an array with objects";for(e=0,i=this.selection.length;i>e;e++)s=this.selection[e].row,this.nodes[s].unselect();for(this.selection=[],e=0,i=t.length;i>e;e++){if(s=t[e].row,void 0==s)throw"Parameter row missing in selection object";if(s>this.nodes.length-1)throw"Parameter row out of range";var o={row:s};this.selection.push(o),this.nodes[s].select()}this.redraw()},S.prototype._getConnectionCount=function(t){function e(t){for(var e=[],s=0,o=t.length;o>s;s++)for(var n=t[s],r=0,a=i.length;a>r;r++){var h=null;i[r].from==n?h=i[r].to:i[r].to==n&&(h=i[r].from);var d,p;if(h)for(d=0,p=t.length;p>d;d++)if(t[d]==h){h=null;break}if(h)for(d=0,p=e.length;p>d;d++)if(e[d]==h){h=null;break}h&&e.push(h)}return e}var i=this.edges;void 0==t&&(t=1);var s,o,n=[],r=this.nodes;for(s=0,o=r.length;o>s;s++){for(var a=[r[s]],h=0;t>h;h++)a=a.concat(e(a));n.push(a)}var d=[];for(s=0,len=n.length;len>s;s++)d.push(n[s].length);return d},S.prototype._setSize=function(t,e){this.frame.style.width=t,this.frame.style.height=e,this.frame.canvas.style.width="100%",this.frame.canvas.style.height="100%",this.frame.canvas.width=this.frame.canvas.clientWidth,this.frame.canvas.height=this.frame.canvas.clientHeight},S.prototype._setNodes=function(t){if(this.selection=[],this.nodes=[],this.moving=!1,t){for(var e=!1,i=t.length,s=0;i>s;s++){var o=t[s];if(void 0!=o.value&&(e=!0),void 0==o.id)throw"Column 'id' missing in table with nodes (row "+s+")";this._createNode(o)}e&&this._updateValueRange(this.nodes),this._reposition()}},S.prototype._createNode=function(t){var e,i,s,o,n=t.action?t.action:"update";if("create"===n)s=new _(t,this.images,this.groups,this.constants),e=t.id,i=void 0!==e?this._findNode(e):void 0,void 0!==i?(o=this.nodes[i],this.nodes[i]=s,o.selected&&this._unselectNodes([{row:i}],!1)):this.nodes.push(s),s.isFixed()||(this.moving=!0);else if("update"===n){if(e=t.id,void 0===e)throw"Cannot update a node without id";i=this._findNode(e),void 0!==i?this.nodes[i].setProperties(t,this.constants):(s=new _(t,this.images,this.groups,this.constants),this.nodes.push(s),s.isFixed()||(this.moving=!0))}else{if("delete"!==n)throw"Unknown action "+n+". Choose 'create', 'update', or 'delete'.";if(e=t.id,void 0===e)throw"Cannot delete node without its id";if(i=this._findNode(e),void 0===i)throw"Node with id "+e+" not found";o=this.nodes[i],o.selected&&this._unselectNodes([{row:i}],!1),this.nodes.splice(i,1)}},S.prototype._findNode=function(t){for(var e=this.nodes,i=0,s=e.length;s>i;i++)if(e[i].id===t)return i;return void 0},S.prototype._findNodeByRow=function(t){return this.nodes[t]},S.prototype._setEdges=function(t){if(this.edges=[],t){for(var e=!1,i=t.length,s=0;i>s;s++){var o=t[s];if(void 0===o.from)throw"Column 'from' missing in table with edges (row "+s+")";if(void 0===o.to)throw"Column 'to' missing in table with edges (row "+s+")";void 0!=o.value&&(e=!0),this._createEdge(o)}e&&this._updateValueRange(this.edges)}},S.prototype._createEdge=function(t){var e,i,s,o,n=t.action?t.action:"create";if("create"===n)e=t.id,i=void 0!==e?this._findEdge(e):void 0,s=new T(t,this,this.constants),void 0!==i?(o=this.edges[i],o.from.detachEdge(o),o.to.detachEdge(o),this.edges[i]=s):this.edges.push(s),s.from.attachEdge(s),s.to.attachEdge(s);else if("update"===n){if(e=t.id,void 0===e)throw"Cannot update a edge without id";i=this._findEdge(e),void 0!==i?(s=this.edges[i],s.from.detachEdge(s),s.to.detachEdge(s),s.setProperties(t,this.constants),s.from.attachEdge(s),s.to.attachEdge(s)):(s=new T(t,this,this.constants),s.from.attachEdge(s),s.to.attachEdge(s),this.edges.push(s))}else{if("delete"!==n)throw"Unknown action "+n+". Choose 'create', 'update', or 'delete'.";if(e=t.id,void 0===e)throw"Cannot delete edge without its id";if(i=this._findEdge(e),void 0===i)throw"Edge with id "+e+" not found";o=this.edges[e],s.from.detachEdge(o),s.to.detachEdge(o),this.edges.splice(i,1)}},S.prototype._updateNodeReferences=function(t,e){for(var i=this.edges,s=0,o=i.length;o>s;s++){var n=i[s];n.from===t&&(n.from=e),n.to===t&&(n.to=e)}},S.prototype._findEdge=function(t){for(var e=this.edges,i=0,s=e.length;s>i;i++)if(e[i].id===t)return i;return void 0},S.prototype._findEdgeByRow=function(t){return this.edges[t]},S.prototype._updateValueRange=function(t){var e,i=t.length,s=void 0,o=void 0;for(e=0;i>e;e++){var n=t[e].getValue();void 0!==n&&(s=void 0===s?n:Math.min(n,s),o=void 0===o?n:Math.max(n,o))}if(void 0!==s&&void 0!==o)for(e=0;i>e;e++)t[e].setValueRange(s,o)},S.prototype.redraw=function(){this._setSize(this.width,this.height),this._redraw()},S.prototype._redraw=function(){var t=this.frame.canvas.getContext("2d"),e=this.frame.canvas.width,i=this.frame.canvas.height;t.clearRect(0,0,e,i),t.save(),t.translate(this.translation.x,this.translation.y),t.scale(this.scale,this.scale),this._drawEdges(t),this._drawNodes(t),t.restore()},S.prototype._setTranslation=function(t,e){void 0===this.translation&&(this.translation={x:0,y:0}),void 0!==t&&(this.translation.x=t),void 0!==e&&(this.translation.y=e)},S.prototype._getTranslation=function(){return{x:this.translation.x,y:this.translation.y}},S.prototype._setScale=function(t){this.scale=t},S.prototype._getScale=function(){return this.scale},S.prototype._xToCanvas=function(t){return(t-this.translation.x)/this.scale},S.prototype._canvasToX=function(t){return t*this.scale+this.translation.x},S.prototype._yToCanvas=function(t){return(t-this.translation.y)/this.scale},S.prototype._canvasToY=function(t){return t*this.scale+this.translation.y},S.prototype._getNode=function(t){for(var e=0;this.nodes.length>e;e++)if(this.nodes[e].id==t)return this.nodes[e];return null},S.prototype._drawNodes=function(t){for(var e=this.nodes,i=[],s=0,o=e.length;o>s;s++)e[s].isSelected()?i.push(s):e[s].draw(t);for(var n=0,r=i.length;r>n;n++)e[i[n]].draw(t)},S.prototype._drawEdges=function(t){for(var e=this.edges,i=0,s=e.length;s>i;i++)e[i].draw(t)},S.prototype._reposition=function(){for(var t=2*this.constants.edges.length,e=this.frame.canvas.clientWidth/2,i=this.frame.canvas.clientHeight/2,s=0;this.nodes.length>s;s++){var o=2*Math.PI*(s/this.nodes.length);this.nodes[s].xFixed||(this.nodes[s].x=e+t*Math.cos(o)),this.nodes[s].yFixed||(this.nodes[s].y=i+t*Math.sin(o))}},S.prototype._doStabilize=function(){new Date;for(var t=0,e=this.constants.minVelocity,i=!1;!i&&this.constants.maxIterations>t;)this._calculateForces(),this._discreteStepNodes(),i=!this._isMoving(e),t++;new Date},S.prototype._calculateForces=function(){for(var t=this.nodes,e=this.edges,i=.01,s=this.frame.canvas.clientWidth/2,o=this.frame.canvas.clientHeight/2,n=0;t.length>n;n++){var r=s-t[n].x,a=o-t[n].y,h=Math.atan2(a,r),d=Math.cos(h)*i,p=Math.sin(h)*i;this.nodes[n]._setForce(d,p)}for(var l=this.constants.nodes.distance,u=10,n=0;t.length>n;n++)for(var c=n+1;this.nodes.length>c;c++){var r=t[c].x-t[n].x,a=t[c].y-t[n].y,f=Math.sqrt(r*r+a*a),h=Math.atan2(a,r),m=1/(1+Math.exp((f/l-1)*u)),d=Math.cos(h)*m,p=Math.sin(h)*m;this.nodes[n]._addForce(-d,-p),this.nodes[c]._addForce(d,p)}for(var g=0,v=e.length;v>g;g++){var y=e[g],r=y.to.x-y.from.x,a=y.to.y-y.from.y,w=y.length,b=Math.sqrt(r*r+a*a),h=Math.atan2(a,r),x=y.stiffness*(w-b),d=Math.cos(h)*x,p=Math.sin(h)*x;y.from._addForce(-d,-p),y.to._addForce(d,p)}},S.prototype._isMoving=function(t){for(var e=this.nodes,i=0,s=e.length;s>i;i++)if(e[i].isMoving(t))return!0;return!1},S.prototype._discreteStepNodes=function(){for(var t=this.refreshRate/1e3,e=this.nodes,i=0,s=e.length;s>i;i++)e[i].discreteStep(t)},S.prototype.start=function(){if(this.moving){this._calculateForces(),this._discreteStepNodes();var t=this.constants.minVelocity;this.moving=this._isMoving(t)}if(this.moving){if(!this.timer){var e=this;this.timer=window.setTimeout(function(){e.timer=void 0,e.start(),e._redraw()},this.refreshRate)}}else this._redraw()},S.prototype.stop=function(){this.timer&&(window.clearInterval(this.timer),this.timer=void 0)};var N={util:E,events:O,Controller:d,DataSet:n,DataView:r,Range:h,Stack:a,TimeStep:TimeStep,EventBus:o,components:{items:{Item:m,ItemBox:g,ItemPoint:v,ItemRange:y},Component:p,Panel:l,RootPanel:u,ItemSet:f,TimeAxis:c},graph:{Node:_,Edge:T,Popup:C,Groups:Groups,Images:Images},Timeline:x,Graph:S};s!==void 0&&(s=N),i!==void 0&&i.exports!==void 0&&(i.exports=N),"function"==typeof t&&t(function(){return N}),"undefined"!=typeof window&&(window.vis=N),E.loadCss("/* vis.js stylesheet */\n\n.graph {\n    position: relative;\n    border: 1px solid #bfbfbf;\n}\n\n.graph .panel {\n    position: absolute;\n}\n\n.graph .groupset {\n    position: absolute;\n    padding: 0;\n    margin: 0;\n}\n\n\n.graph .itemset {\n    position: absolute;\n    padding: 0;\n    margin: 0;\n    overflow: hidden;\n}\n\n.graph .background {\n}\n\n.graph .foreground {\n}\n\n.graph .itemset-axis {\n    position: absolute;\n}\n\n.graph .groupset .itemset-axis {\n    border-top: 1px solid #bfbfbf;\n}\n\n/* TODO: with orientation=='bottom', this will more or less overlap with timeline axis\n.graph .groupset .itemset-axis:last-child {\n    border-top: none;\n}\n*/\n\n\n.graph .item {\n    position: absolute;\n    color: #1A1A1A;\n    border-color: #97B0F8;\n    background-color: #D5DDF6;\n    display: inline-block;\n}\n\n.graph .item.selected {\n    border-color: #FFC200;\n    background-color: #FFF785;\n    z-index: 999;\n}\n\n.graph .item.cluster {\n    /* TODO: use another color or pattern? */\n    background: #97B0F8 url('img/cluster_bg.png');\n    color: white;\n}\n.graph .item.cluster.point {\n    border-color: #D5DDF6;\n}\n\n.graph .item.box {\n    text-align: center;\n    border-style: solid;\n    border-width: 1px;\n    border-radius: 5px;\n    -moz-border-radius: 5px; /* For Firefox 3.6 and older */\n}\n\n.graph .item.point {\n    background: none;\n}\n\n.graph .dot {\n    border: 5px solid #97B0F8;\n    position: absolute;\n    border-radius: 5px;\n    -moz-border-radius: 5px;  /* For Firefox 3.6 and older */\n}\n\n.graph .item.range {\n    overflow: hidden;\n    border-style: solid;\n    border-width: 1px;\n    border-radius: 2px;\n    -moz-border-radius: 2px;  /* For Firefox 3.6 and older */\n}\n\n.graph .item.range .drag-left {\n    cursor: w-resize;\n    z-index: 1000;\n}\n\n.graph .item.range .drag-right {\n    cursor: e-resize;\n    z-index: 1000;\n}\n\n.graph .item.range .content {\n    position: relative;\n    display: inline-block;\n}\n\n.graph .item.line {\n    position: absolute;\n    width: 0;\n    border-left-width: 1px;\n    border-left-style: solid;\n}\n\n.graph .item .content {\n    margin: 5px;\n    white-space: nowrap;\n    overflow: hidden;\n}\n\n/* TODO: better css name, 'graph' is way to generic */\n\n.graph {\n    overflow: hidden;\n}\n\n.graph .axis {\n    position: relative;\n}\n\n.graph .axis .text {\n    position: absolute;\n    color: #4d4d4d;\n    padding: 3px;\n    white-space: nowrap;\n}\n\n.graph .axis .text.measure {\n    position: absolute;\n    padding-left: 0;\n    padding-right: 0;\n    margin-left: 0;\n    margin-right: 0;\n    visibility: hidden;\n}\n\n.graph .axis .grid.vertical {\n    position: absolute;\n    width: 0;\n    border-right: 1px solid;\n}\n\n.graph .axis .grid.horizontal {\n    position: absolute;\n    left: 0;\n    width: 100%;\n    height: 0;\n    border-bottom: 1px solid;\n}\n\n.graph .axis .grid.minor {\n    border-color: #e5e5e5;\n}\n\n.graph .axis .grid.major {\n    border-color: #bfbfbf;\n}\n\n")})()},{moment:2}],2:[function(e,i){(function(){(function(s){function o(t,e){return function(i){return l(t.call(this,i),e)}}function n(t){return function(e){return this.lang().ordinal(t.call(this,e))}}function r(){}function a(t){d(this,t)}function h(t){var e=this._data={},i=t.years||t.year||t.y||0,s=t.months||t.month||t.M||0,o=t.weeks||t.week||t.w||0,n=t.days||t.day||t.d||0,r=t.hours||t.hour||t.h||0,a=t.minutes||t.minute||t.m||0,h=t.seconds||t.second||t.s||0,d=t.milliseconds||t.millisecond||t.ms||0;this._milliseconds=d+1e3*h+6e4*a+36e5*r,this._days=n+7*o,this._months=s+12*i,e.milliseconds=d%1e3,h+=p(d/1e3),e.seconds=h%60,a+=p(h/60),e.minutes=a%60,r+=p(a/60),e.hours=r%24,n+=p(r/24),n+=7*o,e.days=n%30,s+=p(n/30),e.months=s%12,i+=p(s/12),e.years=i}function d(t,e){for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t}function p(t){return 0>t?Math.ceil(t):Math.floor(t)}function l(t,e){for(var i=t+"";e>i.length;)i="0"+i;return i}function u(t,e,i){var 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0!=e)for(d=0,l=e.length;l>d;d++)a=o._getItem(e[d],p),(!u||u(a))&&c.push(a);else for(h in this.data)this.data.hasOwnProperty(h)&&(a=o._getItem(h,p),(!u||u(a))&&c.push(a));if(i&&i.order&&void 0==t&&this._sort(c,i.order),i&&i.fields){var f=i.fields;if(void 0!=t)a=this._filterFields(a,f);else for(d=0,l=c.length;l>d;d++)c[d]=this._filterFields(c[d],f)}if("DataTable"==r){var m=this._getColumnNames(s);if(void 0!=t)o._appendRow(s,m,a);else for(d=0,l=c.length;l>d;d++)o._appendRow(s,m,c[d]);return s}if(void 0!=t)return a;if(s){for(d=0,l=c.length;l>d;d++)s.push(c[d]);return s}return c},n.prototype.getIds=function(t){var e,i,s,o,n,r=this.data,a=t&&t.filter,h=t&&t.order,d=t&&t.fieldTypes||this.options.fieldTypes,l=[];if(a)if(h){n=[];for(s in r)r.hasOwnProperty(s)&&(o=this._getItem(s,d),a(o)&&n.push(o));for(this._sort(n,h),e=0,i=n.length;i>e;e++)l[e]=n[e][this.fieldId]}else for(s in r)r.hasOwnProperty(s)&&(o=this._getItem(s,d),a(o)&&l.push(o[this.fieldId]));else if(h){n=[];for(s in r)r.hasOwnProperty(s)&&n.push(r[s]);for(this._sort(n,h),e=0,i=n.length;i>e;e++)l[e]=n[e][this.fieldId]}else for(s in r)r.hasOwnProperty(s)&&(o=r[s],l.push(o[this.fieldId]));return l},n.prototype.forEach=function(t,e){var i,s,o=e&&e.filter,n=e&&e.fieldTypes||this.options.fieldTypes,r=this.data;if(e&&e.order)for(var a=this.get(e),h=0,d=a.length;d>h;h++)i=a[h],s=i[this.fieldId],t(i,s);else for(s in r)r.hasOwnProperty(s)&&(i=this._getItem(s,n),(!o||o(i))&&t(i,s))},n.prototype.map=function(t,e){var i,s=e&&e.filter,o=e&&e.fieldTypes||this.options.fieldTypes,n=[],r=this.data;for(var a in r)r.hasOwnProperty(a)&&(i=this._getItem(a,o),(!s||s(i))&&n.push(t(i,a)));return e&&e.order&&this._sort(n,e.order),n},n.prototype._filterFields=function(t,e){var i={};for(var s in t)t.hasOwnProperty(s)&&-1!=e.indexOf(s)&&(i[s]=t[s]);return i},n.prototype._sort=function(t,e){if(E.isString(e)){var i=e;t.sort(function(t,e){var s=t[i],o=e[i];return s>o?1:o>s?-1:0})}else{if("function"!=typeof e)throw new TypeError("Order must be a function or a string");t.sort(e)}},n.prototype.remove=function(t,e){var i,s,o=[];if(E.isNumber(t)||E.isString(t))delete this.data[t],delete this.internalIds[t],o.push(t);else if(t instanceof Array){for(i=0,s=t.length;s>i;i++)this.remove(t[i]);o=items.concat(t)}else if(t instanceof Object)for(i in this.data)this.data.hasOwnProperty(i)&&this.data[i]==t&&(delete this.data[i],delete this.internalIds[i],o.push(i));o.length&&this._trigger("remove",{items:o},e)},n.prototype.clear=function(t){var e=Object.keys(this.data);this.data={},this.internalIds={},this._trigger("remove",{items:e},t)},n.prototype.max=function(t){var e=this.data,i=null,s=null;for(var o in e)if(e.hasOwnProperty(o)){var n=e[o],r=n[t];null!=r&&(!i||r>s)&&(i=n,s=r)}return i},n.prototype.min=function(t){var e=this.data,i=null,s=null;for(var o in e)if(e.hasOwnProperty(o)){var n=e[o],r=n[t];null!=r&&(!i||s>r)&&(i=n,s=r)}return i},n.prototype.distinct=function(t){var e=this.data,i=[],s=this.options.fieldTypes[t],o=0;for(var n in e)if(e.hasOwnProperty(n)){for(var r=e[n],a=E.cast(r[t],s),h=!1,d=0;o>d;d++)if(i[d]==a){h=!0;break}h||(i[o]=a,o++)}return i},n.prototype._addItem=function(t){var e=t[this.fieldId];if(void 0!=e){if(this.data[e])throw Error("Cannot add item: item with id "+e+" already exists")}else e=E.randomUUID(),t[this.fieldId]=e,this.internalIds[e]=t;var i={};for(var s in t)if(t.hasOwnProperty(s)){var o=this.fieldTypes[s];i[s]=E.cast(t[s],o)}return this.data[e]=i,e},n.prototype._getItem=function(t,e){var i,s,o=this.data[t];if(!o)return null;var n={},r=this.fieldId,a=this.internalIds;if(e)for(i in o)o.hasOwnProperty(i)&&(s=o[i],i==r&&s in a||(n[i]=E.cast(s,e[i])));else for(i in o)o.hasOwnProperty(i)&&(s=o[i],i==r&&s in a||(n[i]=s));return n},n.prototype._updateItem=function(t){var e=t[this.fieldId];if(void 0==e)throw Error("Cannot update item: item has no id (item: "+JSON.stringify(t)+")");var i=this.data[e];if(!i)throw Error("Cannot update item: no item with id "+e+" found");for(var s in t)if(t.hasOwnProperty(s)){var o=this.fieldTypes[s];i[s]=E.cast(t[s],o)}return e},n.prototype._getColumnNames=function(t){for(var e=[],i=0,s=t.getNumberOfColumns();s>i;i++)e[i]=t.getColumnId(i)||t.getColumnLabel(i);return e},n.prototype._appendRow=function(t,e,i){for(var s=t.addRow(),o=0,n=e.length;n>o;o++){var r=e[o];t.setValue(s,o,i[r])}},r.prototype.setData=function(t){var e,i,s;if(this.data){this.data.unsubscribe&&this.data.unsubscribe("*",this.listener),e=[];for(var o in this.ids)this.ids.hasOwnProperty(o)&&e.push(o);this.ids={},this._trigger("remove",{items:e})}if(this.data=t,this.data){for(this.fieldId=this.options.fieldId||this.data&&this.data.options&&this.data.options.fieldId||"id",e=this.data.getIds({filter:this.options&&this.options.filter}),i=0,s=e.length;s>i;i++)o=e[i],this.ids[o]=!0;this._trigger("add",{items:e}),this.data.subscribe&&this.data.subscribe("*",this.listener)}},r.prototype.get=function(){var t,e,i,s=this,o=E.getType(arguments[0]);"String"==o||"Number"==o||"Array"==o?(t=arguments[0],e=arguments[1],i=arguments[2]):(e=arguments[0],i=arguments[1]);var n=E.extend({},this.options,e);this.options.filter&&e&&e.filter&&(n.filter=function(t){return s.options.filter(t)&&e.filter(t)});var r=[];return void 0!=t&&r.push(t),r.push(n),r.push(i),this.data&&this.data.get.apply(this.data,r)},r.prototype.getIds=function(t){var e;if(this.data){var i,s=this.options.filter;i=t&&t.filter?s?function(e){return s(e)&&t.filter(e)}:t.filter:s,e=this.data.getIds({filter:i,order:t&&t.order})}else e=[];return e},r.prototype._onEvent=function(t,e,i){var s,o,n,r,a=e&&e.items,h=this.data,d=[],l=[],p=[];if(a&&h){switch(t){case"add":for(s=0,o=a.length;o>s;s++)n=a[s],r=this.get(n),r&&(this.ids[n]=!0,d.push(n));break;case"update":for(s=0,o=a.length;o>s;s++)n=a[s],r=this.get(n),r?this.ids[n]?l.push(n):(this.ids[n]=!0,d.push(n)):this.ids[n]&&(delete this.ids[n],p.push(n));break;case"remove":for(s=0,o=a.length;o>s;s++)n=a[s],this.ids[n]&&(delete this.ids[n],p.push(n))}d.length&&this._trigger("add",{items:d},i),l.length&&this._trigger("update",{items:l},i),p.length&&this._trigger("remove",{items:p},i)}},r.prototype.subscribe=n.prototype.subscribe,r.prototype.unsubscribe=n.prototype.unsubscribe,r.prototype._trigger=n.prototype._trigger,TimeStep=function(t,e,i){this.current=new Date,this._start=new Date,this._end=new Date,this.autoScale=!0,this.scale=TimeStep.SCALE.DAY,this.step=1,this.setRange(t,e,i)},TimeStep.SCALE={MILLISECOND:1,SECOND:2,MINUTE:3,HOUR:4,DAY:5,WEEKDAY:6,MONTH:7,YEAR:8},TimeStep.prototype.setRange=function(t,e,i){t instanceof Date&&e instanceof Date&&(this._start=void 0!=t?new Date(t.valueOf()):new Date,this._end=void 0!=e?new Date(e.valueOf()):new Date,this.autoScale&&this.setMinimumStep(i))},TimeStep.prototype.first=function(){this.current=new Date(this._start.valueOf()),this.roundToMinor()},TimeStep.prototype.roundToMinor=function(){switch(this.scale){case TimeStep.SCALE.YEAR:this.current.setFullYear(this.step*Math.floor(this.current.getFullYear()/this.step)),this.current.setMonth(0);case TimeStep.SCALE.MONTH:this.current.setDate(1);case TimeStep.SCALE.DAY:case TimeStep.SCALE.WEEKDAY:this.current.setHours(0);case TimeStep.SCALE.HOUR:this.current.setMinutes(0);case TimeStep.SCALE.MINUTE:this.current.setSeconds(0);case TimeStep.SCALE.SECOND:this.current.setMilliseconds(0)}if(1!=this.step)switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current.setMilliseconds(this.current.getMilliseconds()-this.current.getMilliseconds()%this.step);break;case TimeStep.SCALE.SECOND:this.current.setSeconds(this.current.getSeconds()-this.current.getSeconds()%this.step);break;case TimeStep.SCALE.MINUTE:this.current.setMinutes(this.current.getMinutes()-this.current.getMinutes()%this.step);break;case TimeStep.SCALE.HOUR:this.current.setHours(this.current.getHours()-this.current.getHours()%this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()-1-(this.current.getDate()-1)%this.step+1);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()-this.current.getMonth()%this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()-this.current.getFullYear()%this.step);break;default:}},TimeStep.prototype.hasNext=function(){return this.current.valueOf()<=this._end.valueOf()},TimeStep.prototype.next=function(){var t=this.current.valueOf();if(6>this.current.getMonth())switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current=new Date(this.current.valueOf()+this.step);break;case TimeStep.SCALE.SECOND:this.current=new Date(this.current.valueOf()+1e3*this.step);break;case TimeStep.SCALE.MINUTE:this.current=new Date(this.current.valueOf()+60*1e3*this.step);break;case TimeStep.SCALE.HOUR:this.current=new Date(this.current.valueOf()+60*60*1e3*this.step);var e=this.current.getHours();this.current.setHours(e-e%this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()+this.step);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()+this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()+this.step);break;default:}else switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current=new Date(this.current.valueOf()+this.step);break;case TimeStep.SCALE.SECOND:this.current.setSeconds(this.current.getSeconds()+this.step);break;case TimeStep.SCALE.MINUTE:this.current.setMinutes(this.current.getMinutes()+this.step);break;case TimeStep.SCALE.HOUR:this.current.setHours(this.current.getHours()+this.step);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.setDate(this.current.getDate()+this.step);break;case TimeStep.SCALE.MONTH:this.current.setMonth(this.current.getMonth()+this.step);break;case TimeStep.SCALE.YEAR:this.current.setFullYear(this.current.getFullYear()+this.step);break;default:}if(1!=this.step)switch(this.scale){case TimeStep.SCALE.MILLISECOND:this.current.getMilliseconds()<this.step&&this.current.setMilliseconds(0);break;case TimeStep.SCALE.SECOND:this.current.getSeconds()<this.step&&this.current.setSeconds(0);break;case TimeStep.SCALE.MINUTE:this.current.getMinutes()<this.step&&this.current.setMinutes(0);break;case TimeStep.SCALE.HOUR:this.current.getHours()<this.step&&this.current.setHours(0);break;case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:this.current.getDate()<this.step+1&&this.current.setDate(1);break;case TimeStep.SCALE.MONTH:this.current.getMonth()<this.step&&this.current.setMonth(0);break;case TimeStep.SCALE.YEAR:break;default:}this.current.valueOf()==t&&(this.current=new Date(this._end.valueOf()))},TimeStep.prototype.getCurrent=function(){return this.current},TimeStep.prototype.setScale=function(t,e){this.scale=t,e>0&&(this.step=e),this.autoScale=!1},TimeStep.prototype.setAutoScale=function(t){this.autoScale=t},TimeStep.prototype.setMinimumStep=function(t){if(void 0!=t){var e=31104e6,i=2592e6,s=864e5,o=36e5,n=6e4,r=1e3,a=1;1e3*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=1e3),500*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=500),100*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=100),50*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=50),10*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=10),5*e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=5),e>t&&(this.scale=TimeStep.SCALE.YEAR,this.step=1),3*i>t&&(this.scale=TimeStep.SCALE.MONTH,this.step=3),i>t&&(this.scale=TimeStep.SCALE.MONTH,this.step=1),5*s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=5),2*s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=2),s>t&&(this.scale=TimeStep.SCALE.DAY,this.step=1),s/2>t&&(this.scale=TimeStep.SCALE.WEEKDAY,this.step=1),4*o>t&&(this.scale=TimeStep.SCALE.HOUR,this.step=4),o>t&&(this.scale=TimeStep.SCALE.HOUR,this.step=1),15*n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=15),10*n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=10),5*n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=5),n>t&&(this.scale=TimeStep.SCALE.MINUTE,this.step=1),15*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=15),10*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=10),5*r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=5),r>t&&(this.scale=TimeStep.SCALE.SECOND,this.step=1),200*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=200),100*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=100),50*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=50),10*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=10),5*a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=5),a>t&&(this.scale=TimeStep.SCALE.MILLISECOND,this.step=1)}},TimeStep.prototype.snap=function(t){if(this.scale==TimeStep.SCALE.YEAR){var e=t.getFullYear()+Math.round(t.getMonth()/12);t.setFullYear(Math.round(e/this.step)*this.step),t.setMonth(0),t.setDate(0),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MONTH)t.getDate()>15?(t.setDate(1),t.setMonth(t.getMonth()+1)):t.setDate(1),t.setHours(0),t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0);
+else if(this.scale==TimeStep.SCALE.DAY||this.scale==TimeStep.SCALE.WEEKDAY){switch(this.step){case 5:case 2:t.setHours(24*Math.round(t.getHours()/24));break;default:t.setHours(12*Math.round(t.getHours()/12))}t.setMinutes(0),t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.HOUR){switch(this.step){case 4:t.setMinutes(60*Math.round(t.getMinutes()/60));break;default:t.setMinutes(30*Math.round(t.getMinutes()/30))}t.setSeconds(0),t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.MINUTE){switch(this.step){case 15:case 10:t.setMinutes(5*Math.round(t.getMinutes()/5)),t.setSeconds(0);break;case 5:t.setSeconds(60*Math.round(t.getSeconds()/60));break;default:t.setSeconds(30*Math.round(t.getSeconds()/30))}t.setMilliseconds(0)}else if(this.scale==TimeStep.SCALE.SECOND)switch(this.step){case 15:case 10:t.setSeconds(5*Math.round(t.getSeconds()/5)),t.setMilliseconds(0);break;case 5:t.setMilliseconds(1e3*Math.round(t.getMilliseconds()/1e3));break;default:t.setMilliseconds(500*Math.round(t.getMilliseconds()/500))}else if(this.scale==TimeStep.SCALE.MILLISECOND){var i=this.step>5?this.step/2:1;t.setMilliseconds(Math.round(t.getMilliseconds()/i)*i)}},TimeStep.prototype.isMajor=function(){switch(this.scale){case TimeStep.SCALE.MILLISECOND:return 0==this.current.getMilliseconds();case TimeStep.SCALE.SECOND:return 0==this.current.getSeconds();case TimeStep.SCALE.MINUTE:return 0==this.current.getHours()&&0==this.current.getMinutes();case TimeStep.SCALE.HOUR:return 0==this.current.getHours();case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return 1==this.current.getDate();case TimeStep.SCALE.MONTH:return 0==this.current.getMonth();case TimeStep.SCALE.YEAR:return!1;default:return!1}},TimeStep.prototype.getLabelMinor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return M(t).format("SSS");case TimeStep.SCALE.SECOND:return M(t).format("s");case TimeStep.SCALE.MINUTE:return M(t).format("HH:mm");case TimeStep.SCALE.HOUR:return M(t).format("HH:mm");case TimeStep.SCALE.WEEKDAY:return M(t).format("ddd D");case TimeStep.SCALE.DAY:return M(t).format("D");case TimeStep.SCALE.MONTH:return M(t).format("MMM");case TimeStep.SCALE.YEAR:return M(t).format("YYYY");default:return""}},TimeStep.prototype.getLabelMajor=function(t){switch(void 0==t&&(t=this.current),this.scale){case TimeStep.SCALE.MILLISECOND:return M(t).format("HH:mm:ss");case TimeStep.SCALE.SECOND:return M(t).format("D MMMM HH:mm");case TimeStep.SCALE.MINUTE:case TimeStep.SCALE.HOUR:return M(t).format("ddd D MMMM");case TimeStep.SCALE.WEEKDAY:case TimeStep.SCALE.DAY:return M(t).format("MMMM YYYY");case TimeStep.SCALE.MONTH:return M(t).format("YYYY");case TimeStep.SCALE.YEAR:return"";default:return""}},a.prototype.setOptions=function(t){E.extend(this.options,t)},a.prototype.update=function(){this._order(),this._stack()},a.prototype._order=function(){var t=this.parent.items;if(!t)throw Error("Cannot stack items: parent does not contain items");var e=[],i=0;E.forEach(t,function(t){t.visible&&(e[i]=t,i++)});var s=this.options.order||this.defaultOptions.order;if("function"!=typeof s)throw Error("Option order must be a function");e.sort(s),this.ordered=e},a.prototype._stack=function(){var t,e,i,s=this.ordered,o=this.options,n=o.orientation||this.defaultOptions.orientation,r="top"==n;for(i=o.margin&&void 0!==o.margin.item?o.margin.item:this.defaultOptions.margin.item,t=0,e=s.length;e>t;t++){var a=s[t],h=null;do h=this.checkOverlap(s,t,0,t-1,i),null!=h&&(a.top=r?h.top+h.height+i:h.top-a.height-i);while(h)}},a.prototype.checkOverlap=function(t,e,i,s,o){for(var n=this.collision,r=t[e],a=s;a>=i;a--){var h=t[a];if(n(r,h,o)&&a!=e)return h}return null},a.prototype.collision=function(t,e,i){return t.left-i<e.left+e.width&&t.left+t.width+i>e.left&&t.top-i<e.top+e.height&&t.top+t.height+i>e.top},h.prototype.setOptions=function(t){E.extend(this.options,t),(null!=t.start||null!=t.end)&&this.setRange(t.start,t.end)},h.prototype.subscribe=function(t,e,i){var s,o=this;if("horizontal"!=i&&"vertical"!=i)throw new TypeError('Unknown direction "'+i+'". '+'Choose "horizontal" or "vertical".');if("move"==e)s={component:t,event:e,direction:i,callback:function(t){o._onMouseDown(t,s)},params:{}},t.on("mousedown",s.callback),o.listeners.push(s);else{if("zoom"!=e)throw new TypeError('Unknown event "'+e+'". '+'Choose "move" or "zoom".');s={component:t,event:e,direction:i,callback:function(t){o._onMouseWheel(t,s)},params:{}},t.on("mousewheel",s.callback),o.listeners.push(s)}},h.prototype.on=function(t,e){O.addListener(this,t,e)},h.prototype._trigger=function(t){O.trigger(this,t,{start:this.start,end:this.end})},h.prototype.setRange=function(t,e){var i=this._applyRange(t,e);i&&(this._trigger("rangechange"),this._trigger("rangechanged"))},h.prototype._applyRange=function(t,e){var i,s=null!=t?E.cast(t,"Number"):this.start,o=null!=e?E.cast(e,"Number"):this.end;if(isNaN(s))throw Error('Invalid start "'+t+'"');if(isNaN(o))throw Error('Invalid end "'+e+'"');if(s>o&&(o=s),null!=this.options.min){var n=this.options.min.valueOf();n>s&&(i=n-s,s+=i,o+=i)}if(null!=this.options.max){var r=this.options.max.valueOf();o>r&&(i=o-r,s-=i,o-=i)}if(null!=this.options.zoomMin){var a=this.options.zoomMin.valueOf();0>a&&(a=0),a>o-s&&(this.end-this.start>a?(i=a-(o-s),s-=i/2,o+=i/2):(s=this.start,o=this.end))}if(null!=this.options.zoomMax){var h=this.options.zoomMax.valueOf();0>h&&(h=0),o-s>h&&(h>this.end-this.start?(i=o-s-h,s+=i/2,o-=i/2):(s=this.start,o=this.end))}var d=this.start!=s||this.end!=o;return this.start=s,this.end=o,d},h.prototype.getRange=function(){return{start:this.start,end:this.end}},h.prototype.conversion=function(t){return this.start,this.end,h.conversion(this.start,this.end,t)},h.conversion=function(t,e,i){return 0!=i&&0!=e-t?{offset:t,factor:i/(e-t)}:{offset:0,factor:1}},h.prototype._onMouseDown=function(t,e){t=t||window.event;var i=e.params,s=t.which?1==t.which:1==t.button;if(s){i.mouseX=E.getPageX(t),i.mouseY=E.getPageY(t),i.previousLeft=0,i.previousOffset=0,i.moved=!1,i.start=this.start,i.end=this.end;var o=e.component.frame;o&&(o.style.cursor="move");var n=this;i.onMouseMove||(i.onMouseMove=function(t){n._onMouseMove(t,e)},E.addEventListener(document,"mousemove",i.onMouseMove)),i.onMouseUp||(i.onMouseUp=function(t){n._onMouseUp(t,e)},E.addEventListener(document,"mouseup",i.onMouseUp)),E.preventDefault(t)}},h.prototype._onMouseMove=function(t,e){t=t||window.event;var i=e.params,s=E.getPageX(t),o=E.getPageY(t);void 0==i.mouseX&&(i.mouseX=s),void 0==i.mouseY&&(i.mouseY=o);var n=s-i.mouseX,r=o-i.mouseY,a="horizontal"==e.direction?n:r;Math.abs(a)>=1&&(i.moved=!0);var h=i.end-i.start,d="horizontal"==e.direction?e.component.width:e.component.height,l=-a/d*h;this._applyRange(i.start+l,i.end+l),this._trigger("rangechange"),E.preventDefault(t)},h.prototype._onMouseUp=function(t,e){t=t||window.event;var i=e.params;e.component.frame&&(e.component.frame.style.cursor="auto"),i.onMouseMove&&(E.removeEventListener(document,"mousemove",i.onMouseMove),i.onMouseMove=null),i.onMouseUp&&(E.removeEventListener(document,"mouseup",i.onMouseUp),i.onMouseUp=null),i.moved&&this._trigger("rangechanged")},h.prototype._onMouseWheel=function(t,e){t=t||window.event;var i=0;if(t.wheelDelta?i=t.wheelDelta/120:t.detail&&(i=-t.detail/3),i){var s=this,o=function(){var o=i/5,n=null,r=e.component.frame;if(r){var a,h;if("horizontal"==e.direction){a=e.component.width,h=s.conversion(a);var d=E.getAbsoluteLeft(r),l=E.getPageX(t);n=(l-d)/h.factor+h.offset}else{a=e.component.height,h=s.conversion(a);var p=E.getAbsoluteTop(r),u=E.getPageY(t);n=(p+a-u-p)/h.factor+h.offset}}s.zoom(o,n)};o()}E.preventDefault(t)},h.prototype.zoom=function(t,e){null==e&&(e=(this.start+this.end)/2),t>=1&&(t=.9),-1>=t&&(t=-.9),0>t&&(t/=1+t);var i=this.start-e,s=this.end-e,o=this.start-i*t,n=this.end-s*t;this.setRange(o,n)},h.prototype.move=function(t){var e=this.end-this.start,i=this.start+e*t,s=this.end+e*t;this.start=i,this.end=s},d.prototype.add=function(t){if(void 0==t.id)throw Error("Component has no field id");if(!(t instanceof l||t instanceof d))throw new TypeError("Component must be an instance of prototype Component or Controller");t.controller=this,this.components[t.id]=t},d.prototype.remove=function(t){var e;for(e in this.components)if(this.components.hasOwnProperty(e)&&(e==t||this.components[e]==t))break;e&&delete this.components[e]},d.prototype.requestReflow=function(t){if(t)this.reflow();else if(!this.reflowTimer){var e=this;this.reflowTimer=setTimeout(function(){e.reflowTimer=void 0,e.reflow()},0)}},d.prototype.requestRepaint=function(t){if(t)this.repaint();else if(!this.repaintTimer){var e=this;this.repaintTimer=setTimeout(function(){e.repaintTimer=void 0,e.repaint()},0)}},d.prototype.repaint=function(){function t(s,o){o in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.repaint()||e,i[o]=!0)}var e=!1;this.repaintTimer&&(clearTimeout(this.repaintTimer),this.repaintTimer=void 0);var i={};E.forEach(this.components,t),e&&this.reflow()},d.prototype.reflow=function(){function t(s,o){o in i||(s.depends&&s.depends.forEach(function(e){t(e,e.id)}),s.parent&&t(s.parent,s.parent.id),e=s.reflow()||e,i[o]=!0)}var e=!1;this.reflowTimer&&(clearTimeout(this.reflowTimer),this.reflowTimer=void 0);var i={};E.forEach(this.components,t),e&&this.repaint()},l.prototype.setOptions=function(t){t&&(E.extend(this.options,t),this.controller&&(this.requestRepaint(),this.requestReflow()))},l.prototype.getOption=function(t){var e;return this.options&&(e=this.options[t]),void 0===e&&this.defaultOptions&&(e=this.defaultOptions[t]),e},l.prototype.getContainer=function(){return null},l.prototype.getFrame=function(){return this.frame},l.prototype.repaint=function(){return!1},l.prototype.reflow=function(){return!1},l.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},l.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},l.prototype.requestRepaint=function(){if(!this.controller)throw Error("Cannot request a repaint: no controller configured");this.controller.requestRepaint()},l.prototype.requestReflow=function(){if(!this.controller)throw Error("Cannot request a reflow: no controller configured");this.controller.requestReflow()},p.prototype=new l,p.prototype.setOptions=l.prototype.setOptions,p.prototype.getContainer=function(){return this.frame},p.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.frame;if(!o){o=document.createElement("div"),o.className="panel";var n=s.className;n&&("function"==typeof n?E.addClassName(o,n()+""):E.addClassName(o,n+"")),this.frame=o,t+=1}if(!o.parentNode){if(!this.parent)throw Error("Cannot repaint panel: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint panel: parent has no container element");r.appendChild(o),t+=1}return t+=e(o.style,"top",i(s.top,"0px")),t+=e(o.style,"left",i(s.left,"0px")),t+=e(o.style,"width",i(s.width,"100%")),t+=e(o.style,"height",i(s.height,"100%")),t>0},p.prototype.reflow=function(){var t=0,e=E.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},u.prototype=new p,u.prototype.setOptions=l.prototype.setOptions,u.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.frame;if(!o){o=document.createElement("div"),o.className="graph panel";var n=s.className;n&&E.addClassName(o,E.option.asString(n)),this.frame=o,t+=1}if(!o.parentNode){if(!this.container)throw Error("Cannot repaint root panel: no container attached");this.container.appendChild(o),t+=1}return t+=e(o.style,"top",i(s.top,"0px")),t+=e(o.style,"left",i(s.left,"0px")),t+=e(o.style,"width",i(s.width,"100%")),t+=e(o.style,"height",i(s.height,"100%")),this._updateEventEmitters(),this._updateWatch(),t>0},u.prototype.reflow=function(){var t=0,e=E.updateProperty,i=this.frame;return i?(t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft),t+=e(this,"width",i.offsetWidth),t+=e(this,"height",i.offsetHeight)):t+=1,t>0},u.prototype._updateWatch=function(){var t=this.getOption("autoResize");t?this._watch():this._unwatch()},u.prototype._watch=function(){var t=this;this._unwatch();var e=function(){var e=t.getOption("autoResize");return e?(t.frame&&(t.frame.clientWidth!=t.width||t.frame.clientHeight!=t.height)&&t.requestReflow(),void 0):(t._unwatch(),void 0)};E.addEventListener(window,"resize",e),this.watchTimer=setInterval(e,1e3)},u.prototype._unwatch=function(){this.watchTimer&&(clearInterval(this.watchTimer),this.watchTimer=void 0)},u.prototype.on=function(t,e){var i=this.listeners[t];i||(i=[],this.listeners[t]=i),i.push(e),this._updateEventEmitters()},u.prototype._updateEventEmitters=function(){if(this.listeners){var t=this;E.forEach(this.listeners,function(e,i){if(t.emitters||(t.emitters={}),!(i in t.emitters)){var s=t.frame;if(s){var o=function(t){e.forEach(function(e){e(t)})};t.emitters[i]=o,E.addEventListener(s,i,o)}}})}},c.prototype=new l,c.prototype.setOptions=l.prototype.setOptions,c.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},c.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},c.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},c.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.getOption("orientation"),n=this.props,r=this.step,a=this.frame;if(a||(a=document.createElement("div"),this.frame=a,t+=1),a.className="axis "+o,!a.parentNode){if(!this.parent)throw Error("Cannot repaint time axis: no parent attached");var h=this.parent.getContainer();if(!h)throw Error("Cannot repaint time axis: parent has no container element");h.appendChild(a),t+=1}var d=a.parentNode;if(d){var l=a.nextSibling;d.removeChild(a);var p="bottom"==o&&this.props.parentHeight&&this.height?this.props.parentHeight-this.height+"px":"0px";if(t+=e(a.style,"top",i(s.top,p)),t+=e(a.style,"left",i(s.left,"0px")),t+=e(a.style,"width",i(s.width,"100%")),t+=e(a.style,"height",i(s.height,this.height+"px")),this._repaintMeasureChars(),this.step){this._repaintStart(),r.first();for(var u=void 0,c=0;r.hasNext()&&1e3>c;){c++;var f=r.getCurrent(),m=this.toScreen(f),g=r.isMajor();this.getOption("showMinorLabels")&&this._repaintMinorText(m,r.getLabelMinor()),g&&this.getOption("showMajorLabels")?(m>0&&(void 0==u&&(u=m),this._repaintMajorText(m,r.getLabelMajor())),this._repaintMajorLine(m)):this._repaintMinorLine(m),r.next()}if(this.getOption("showMajorLabels")){var v=this.toTime(0),y=r.getLabelMajor(v),w=y.length*(n.majorCharWidth||10)+10;(void 0==u||u>w)&&this._repaintMajorText(0,y)}this._repaintEnd()}this._repaintLine(),l?d.insertBefore(a,l):d.appendChild(a)}return t>0},c.prototype._repaintStart=function(){var t=this.dom,e=t.redundant;e.majorLines=t.majorLines,e.majorTexts=t.majorTexts,e.minorLines=t.minorLines,e.minorTexts=t.minorTexts,t.majorLines=[],t.majorTexts=[],t.minorLines=[],t.minorTexts=[]},c.prototype._repaintEnd=function(){E.forEach(this.dom.redundant,function(t){for(;t.length;){var e=t.pop();e&&e.parentNode&&e.parentNode.removeChild(e)}})},c.prototype._repaintMinorText=function(t,e){var i=this.dom.redundant.minorTexts.shift();if(!i){var s=document.createTextNode("");i=document.createElement("div"),i.appendChild(s),i.className="text minor",this.frame.appendChild(i)}this.dom.minorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.left=t+"px",i.style.top=this.props.minorLabelTop+"px"},c.prototype._repaintMajorText=function(t,e){var i=this.dom.redundant.majorTexts.shift();if(!i){var s=document.createTextNode(e);i=document.createElement("div"),i.className="text major",i.appendChild(s),this.frame.appendChild(i)}this.dom.majorTexts.push(i),i.childNodes[0].nodeValue=e,i.style.top=this.props.majorLabelTop+"px",i.style.left=t+"px"},c.prototype._repaintMinorLine=function(t){var e=this.dom.redundant.minorLines.shift();e||(e=document.createElement("div"),e.className="grid vertical minor",this.frame.appendChild(e)),this.dom.minorLines.push(e);var i=this.props;e.style.top=i.minorLineTop+"px",e.style.height=i.minorLineHeight+"px",e.style.left=t-i.minorLineWidth/2+"px"},c.prototype._repaintMajorLine=function(t){var e=this.dom.redundant.majorLines.shift();e||(e=document.createElement("DIV"),e.className="grid vertical major",this.frame.appendChild(e)),this.dom.majorLines.push(e);var i=this.props;e.style.top=i.majorLineTop+"px",e.style.left=t-i.majorLineWidth/2+"px",e.style.height=i.majorLineHeight+"px"},c.prototype._repaintLine=function(){var t=this.dom.line,e=this.frame;this.options,this.getOption("showMinorLabels")||this.getOption("showMajorLabels")?(t?(e.removeChild(t),e.appendChild(t)):(t=document.createElement("div"),t.className="grid horizontal major",e.appendChild(t),this.dom.line=t),t.style.top=this.props.lineTop+"px"):t&&axis.parentElement&&(e.removeChild(axis.line),delete this.dom.line)},c.prototype._repaintMeasureChars=function(){var t,e=this.dom;if(!e.measureCharMinor){t=document.createTextNode("0");var i=document.createElement("DIV");i.className="text minor measure",i.appendChild(t),this.frame.appendChild(i),e.measureCharMinor=i}if(!e.measureCharMajor){t=document.createTextNode("0");var s=document.createElement("DIV");s.className="text major measure",s.appendChild(t),this.frame.appendChild(s),e.measureCharMajor=s}},c.prototype.reflow=function(){var t=0,e=E.updateProperty,i=this.frame,s=this.range;if(!s)throw Error("Cannot repaint time axis: no range configured");if(i){t+=e(this,"top",i.offsetTop),t+=e(this,"left",i.offsetLeft);var o=this.props,n=this.getOption("showMinorLabels"),r=this.getOption("showMajorLabels"),a=this.dom.measureCharMinor,h=this.dom.measureCharMajor;a&&(o.minorCharHeight=a.clientHeight,o.minorCharWidth=a.clientWidth),h&&(o.majorCharHeight=h.clientHeight,o.majorCharWidth=h.clientWidth);var d=i.parentNode?i.parentNode.offsetHeight:0;switch(d!=o.parentHeight&&(o.parentHeight=d,t+=1),this.getOption("orientation")){case"bottom":o.minorLabelHeight=n?o.minorCharHeight:0,o.majorLabelHeight=r?o.majorCharHeight:0,o.minorLabelTop=0,o.majorLabelTop=o.minorLabelTop+o.minorLabelHeight,o.minorLineTop=-this.top,o.minorLineHeight=Math.max(this.top+o.majorLabelHeight,0),o.minorLineWidth=1,o.majorLineTop=-this.top,o.majorLineHeight=Math.max(this.top+o.minorLabelHeight+o.majorLabelHeight,0),o.majorLineWidth=1,o.lineTop=0;break;case"top":o.minorLabelHeight=n?o.minorCharHeight:0,o.majorLabelHeight=r?o.majorCharHeight:0,o.majorLabelTop=0,o.minorLabelTop=o.majorLabelTop+o.majorLabelHeight,o.minorLineTop=o.minorLabelTop,o.minorLineHeight=Math.max(d-o.majorLabelHeight-this.top),o.minorLineWidth=1,o.majorLineTop=0,o.majorLineHeight=Math.max(d-this.top),o.majorLineWidth=1,o.lineTop=o.majorLabelHeight+o.minorLabelHeight;break;default:throw Error('Unkown orientation "'+this.getOption("orientation")+'"')}var l=o.minorLabelHeight+o.majorLabelHeight;t+=e(this,"width",i.offsetWidth),t+=e(this,"height",l),this._updateConversion();var p=E.cast(s.start,"Date"),u=E.cast(s.end,"Date"),c=this.toTime(5*(o.minorCharWidth||10))-this.toTime(0);this.step=new TimeStep(p,u,c),t+=e(o.range,"start",p.valueOf()),t+=e(o.range,"end",u.valueOf()),t+=e(o.range,"minimumStep",c.valueOf())}return t>0},c.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype=new p,f.types={box:g,range:y,point:v},f.prototype.setOptions=l.prototype.setOptions,f.prototype.setRange=function(t){if(!(t instanceof h||t&&t.start&&t.end))throw new TypeError("Range must be an instance of Range, or an object containing start and end.");this.range=t},f.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.getOption("orientation"),n=this.defaultOptions,r=this.frame;if(!r){r=document.createElement("div"),r.className="itemset";var a=s.className;a&&E.addClassName(r,E.option.asString(a));var h=document.createElement("div");h.className="background",r.appendChild(h),this.dom.background=h;var d=document.createElement("div");d.className="foreground",r.appendChild(d),this.dom.foreground=d;var l=document.createElement("div");l.className="itemset-axis",this.dom.axis=l,this.frame=r,t+=1}if(!this.parent)throw Error("Cannot repaint itemset: no parent attached");var p=this.parent.getContainer();if(!p)throw Error("Cannot repaint itemset: parent has no container element");r.parentNode||(p.appendChild(r),t+=1),this.dom.axis.parentNode||(p.appendChild(this.dom.axis),t+=1),t+=e(r.style,"left",i(s.left,"0px")),t+=e(r.style,"top",i(s.top,"0px")),t+=e(r.style,"width",i(s.width,"100%")),t+=e(r.style,"height",i(s.height,this.height+"px")),t+=e(this.dom.axis.style,"left",i(s.left,"0px")),t+=e(this.dom.axis.style,"width",i(s.width,"100%")),t+="bottom"==o?e(this.dom.axis.style,"top",this.height+this.top+"px"):e(this.dom.axis.style,"top",this.top+"px"),this._updateConversion();var u=this,c=this.queue,m=this.itemsData,g=this.items,v={fields:[m&&m.fieldId||"id","start","end","content","type"]};return Object.keys(c).forEach(function(e){var i=c[e],o=g[e];switch(i){case"add":case"update":var r=m&&m.get(e,v);if(r){var a=r.type||r.start&&r.end&&"range"||s.type||"box",h=f.types[a];if(o&&(h&&o instanceof h?(o.data=r,t++):(t+=o.hide(),o=null)),!o){if(!h)throw new TypeError('Unknown item type "'+a+'"');o=new h(u,r,s,n),t++}o.repaint(),g[e]=o}delete c[e];break;case"remove":o&&(t+=o.hide()),delete g[e],delete c[e];break;default:console.log('Error: unknown action "'+i+'"')}}),E.forEach(this.items,function(e){e.visible?(t+=e.show(),e.reposition()):t+=e.hide()}),t>0},f.prototype.getForeground=function(){return this.dom.foreground},f.prototype.getBackground=function(){return this.dom.background},f.prototype.getAxis=function(){return this.dom.axis},f.prototype.reflow=function(){var t=0,e=this.options,i=e.margin&&e.margin.axis||this.defaultOptions.margin.axis,s=e.margin&&e.margin.item||this.defaultOptions.margin.item,o=E.updateProperty,n=E.option.asNumber,r=E.option.asSize,a=this.frame;if(a){this._updateConversion(),E.forEach(this.items,function(e){t+=e.reflow()}),this.stack.update();var h,d=n(e.maxHeight),l=null!=r(e.height);if(l)h=a.offsetHeight;else{var p=this.stack.ordered;if(p.length){var u=p[0].top,c=p[0].top+p[0].height;E.forEach(p,function(t){u=Math.min(u,t.top),c=Math.max(c,t.top+t.height)}),h=c-u+i+s}else h=i+s}null!=d&&(h=Math.min(h,d)),t+=o(this,"height",h),t+=o(this,"top",a.offsetTop),t+=o(this,"left",a.offsetLeft),t+=o(this,"width",a.offsetWidth)}else t+=1;return t>0},f.prototype.hide=function(){var t=!1;return this.frame&&this.frame.parentNode&&(this.frame.parentNode.removeChild(this.frame),t=!0),this.dom.axis&&this.dom.axis.parentNode&&(this.dom.axis.parentNode.removeChild(this.dom.axis),t=!0),t},f.prototype.setItems=function(t){var e,i=this,s=this.itemsData;if(s&&(E.forEach(this.listeners,function(t,e){s.unsubscribe(e,t)}),e=s.getIds(),this._onRemove(e)),t){if(!(t instanceof n||t instanceof r))throw new TypeError("Data must be an instance of DataSet");this.itemsData=t}else this.itemsData=null;if(this.itemsData){var o=this.id;E.forEach(this.listeners,function(t,e){i.itemsData.subscribe(e,t,o)}),e=this.itemsData.getIds(),this._onAdd(e)}},f.prototype.getItems=function(){return this.itemsData},f.prototype._onUpdate=function(t){this._toQueue("update",t)},f.prototype._onAdd=function(t){this._toQueue("add",t)},f.prototype._onRemove=function(t){this._toQueue("remove",t)},f.prototype._toQueue=function(t,e){var i=this.queue;e.forEach(function(e){i[e]=t}),this.controller&&this.requestRepaint()},f.prototype._updateConversion=function(){var t=this.range;if(!t)throw Error("No range configured");this.conversion=t.conversion?t.conversion(this.width):h.conversion(t.start,t.end,this.width)},f.prototype.toTime=function(t){var e=this.conversion;return new Date(t/e.factor+e.offset)},f.prototype.toScreen=function(t){var e=this.conversion;return(t.valueOf()-e.offset)*e.factor},m.prototype.select=function(){this.selected=!0},m.prototype.unselect=function(){this.selected=!1},m.prototype.show=function(){return!1},m.prototype.hide=function(){return!1},m.prototype.repaint=function(){return!1},m.prototype.reflow=function(){return!1},g.prototype=new m(null,null),g.prototype.select=function(){this.selected=!0},g.prototype.unselect=function(){this.selected=!1},g.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");var s=this.parent.getBackground();if(!s)throw Error("Cannot repaint time axis: parent has no background container element");var o=this.parent.getAxis();if(!s)throw Error("Cannot repaint time axis: parent has no axis container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),e.line.parentNode||(s.appendChild(e.line),t=!0),e.dot.parentNode||(o.appendChild(e.dot),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var n=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=n&&(this.className=n,e.box.className="item box"+n,e.line.className="item line"+n,e.dot.className="item dot"+n,t=!0)}return t},g.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},g.prototype.hide=function(){var t=!1,e=this.dom;return e&&(e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),e.line.parentNode&&e.line.parentNode.removeChild(e.line),e.dot.parentNode&&e.dot.parentNode.removeChild(e.dot)),t},g.prototype.reflow=function(){var t,e,i,s,o,n,r,a,h,d,l,p,u=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(l=this.data,p=this.parent&&this.parent.range,this.visible=l&&p?l.start>p.start&&l.start<p.end:!1,this.visible)if(e=this.dom)if(t=E.updateProperty,i=this.props,s=this.options,n=this.parent.toScreen(this.data.start),r=s.align||this.defaultOptions.align,o=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,a=s.orientation||this.defaultOptions.orientation,u+=t(i.dot,"height",e.dot.offsetHeight),u+=t(i.dot,"width",e.dot.offsetWidth),u+=t(i.line,"width",e.line.offsetWidth),u+=t(i.line,"height",e.line.offsetHeight),u+=t(i.line,"top",e.line.offsetTop),u+=t(this,"width",e.box.offsetWidth),u+=t(this,"height",e.box.offsetHeight),d="right"==r?n-this.width:"left"==r?n:n-this.width/2,u+=t(this,"left",d),u+=t(i.line,"left",n-i.line.width/2),u+=t(i.dot,"left",n-i.dot.width/2),u+=t(i.dot,"top",-i.dot.height/2),"top"==a)h=o,u+=t(this,"top",h);else{var c=this.parent.height;h=c-this.height-o,u+=t(this,"top",h)}else u+=1;return u>0},g.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("DIV"),t.content=document.createElement("DIV"),t.content.className="content",t.box.appendChild(t.content),t.line=document.createElement("DIV"),t.line.className="line",t.dot=document.createElement("DIV"),t.dot.className="dot")},g.prototype.reposition=function(){var t=this.dom,e=this.props,i=this.options.orientation||this.defaultOptions.orientation;if(t){var s=t.box,o=t.line,n=t.dot;s.style.left=this.left+"px",s.style.top=this.top+"px",o.style.left=e.line.left+"px","top"==i?(o.style.top="0px",o.style.height=this.top+"px"):(o.style.top=this.top+this.height+"px",o.style.height=Math.max(this.parent.height-this.top-this.height+this.props.dot.height/2,0)+"px"),n.style.left=e.dot.left+"px",n.style.top=e.dot.top+"px"}},v.prototype=new m(null,null),v.prototype.select=function(){this.selected=!0},v.prototype.unselect=function(){this.selected=!1},v.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.point.parentNode||(i.appendChild(e.point),i.appendChild(e.point),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=(this.data.className?" "+this.data.className:"")+(this.selected?" selected":"");this.className!=s&&(this.className=s,e.point.className="item point"+s,t=!0)}return t},v.prototype.show=function(){return this.dom&&this.dom.point.parentNode?!1:this.repaint()},v.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.point.parentNode&&(e.point.parentNode.removeChild(e.point),t=!0),t},v.prototype.reflow=function(){var t,e,i,s,o,n,r,a,h,d,l=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start>d.start&&h.start<d.end:!1,this.visible)if(e=this.dom){if(t=E.updateProperty,i=this.props,s=this.options,n=s.orientation||this.defaultOptions.orientation,o=s.margin&&s.margin.axis||this.defaultOptions.margin.axis,r=this.parent.toScreen(this.data.start),l+=t(this,"width",e.point.offsetWidth),l+=t(this,"height",e.point.offsetHeight),l+=t(i.dot,"width",e.dot.offsetWidth),l+=t(i.dot,"height",e.dot.offsetHeight),l+=t(i.content,"height",e.content.offsetHeight),"top"==n)a=o;else{var p=this.parent.height;a=Math.max(p-this.height-o,0)}l+=t(this,"top",a),l+=t(this,"left",r-i.dot.width/2),l+=t(i.content,"marginLeft",1.5*i.dot.width),l+=t(i.dot,"top",(this.height-i.dot.height)/2)}else l+=1;return l>0},v.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.point=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.point.appendChild(t.content),t.dot=document.createElement("div"),t.dot.className="dot",t.point.appendChild(t.dot))},v.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.point.style.top=this.top+"px",t.point.style.left=this.left+"px",t.content.style.marginLeft=e.content.marginLeft+"px",t.dot.style.top=e.dot.top+"px")},y.prototype=new m(null,null),y.prototype.select=function(){this.selected=!0},y.prototype.unselect=function(){this.selected=!1},y.prototype.repaint=function(){var t=!1,e=this.dom;if(e||(this._create(),e=this.dom,t=!0),e){if(!this.parent)throw Error("Cannot repaint item: no parent attached");var i=this.parent.getForeground();if(!i)throw Error("Cannot repaint time axis: parent has no foreground container element");if(e.box.parentNode||(i.appendChild(e.box),t=!0),this.data.content!=this.content){if(this.content=this.data.content,this.content instanceof Element)e.content.innerHTML="",e.content.appendChild(this.content);else{if(void 0==this.data.content)throw Error('Property "content" missing in item '+this.data.id);e.content.innerHTML=this.content}t=!0}var s=this.data.className?""+this.data.className:"";this.className!=s&&(this.className=s,e.box.className="item range"+s,t=!0)}return t},y.prototype.show=function(){return this.dom&&this.dom.box.parentNode?!1:this.repaint()},y.prototype.hide=function(){var t=!1,e=this.dom;return e&&e.box.parentNode&&(e.box.parentNode.removeChild(e.box),t=!0),t},y.prototype.reflow=function(){var t,e,i,s,o,n,r,a,h,d,l,p,u,c,f,m,g=0;if(void 0==this.data.start)throw Error('Property "start" missing in item '+this.data.id);if(void 0==this.data.end)throw Error('Property "end" missing in item '+this.data.id);
+return h=this.data,d=this.parent&&this.parent.range,this.visible=h&&d?h.start<d.end&&h.end>d.start:!1,this.visible&&(t=this.dom,t?(e=this.props,i=this.options,n=this.parent,r=n.toScreen(this.data.start),a=n.toScreen(this.data.end),l=E.updateProperty,p=t.box,u=n.width,f=i.orientation||this.defaultOptions.orientation,s=i.margin&&i.margin.axis||this.defaultOptions.margin.axis,o=i.padding||this.defaultOptions.padding,g+=l(e.content,"width",t.content.offsetWidth),g+=l(this,"height",p.offsetHeight),-u>r&&(r=-u),a>2*u&&(a=2*u),c=0>r?Math.min(-r,a-r-e.content.width-2*o):0,g+=l(e.content,"left",c),"top"==f?(m=s,g+=l(this,"top",m)):(m=n.height-this.height-s,g+=l(this,"top",m)),g+=l(this,"left",r),g+=l(this,"width",Math.max(a-r,1))):g+=1),g>0},y.prototype._create=function(){var t=this.dom;t||(this.dom=t={},t.box=document.createElement("div"),t.content=document.createElement("div"),t.content.className="content",t.box.appendChild(t.content))},y.prototype.reposition=function(){var t=this.dom,e=this.props;t&&(t.box.style.top=this.top+"px",t.box.style.left=this.left+"px",t.box.style.width=this.width+"px",t.content.style.left=e.content.left+"px")},w.prototype=new l,w.prototype.setOptions=l.prototype.setOptions,w.prototype.getContainer=function(){return this.parent.getContainer()},w.prototype.setItems=function(t){if(this.itemset&&(this.itemset.hide(),this.itemset.setItems(),this.parent.controller.remove(this.itemset),this.itemset=null),t){var e=this.groupId,i=Object.create(this.options);this.itemset=new f(this,null,i),this.itemset.setRange(this.parent.range),this.view=new r(t,{filter:function(t){return t.group==e}}),this.itemset.setItems(this.view),this.parent.controller.add(this.itemset)}},w.prototype.repaint=function(){return!1},w.prototype.reflow=function(){var t=0,e=E.updateProperty;return t+=e(this,"top",this.itemset?this.itemset.top:0),t+=e(this,"height",this.itemset?this.itemset.height:0),t>0},b.prototype=new p,b.prototype.setOptions=l.prototype.setOptions,b.prototype.setRange=function(){},b.prototype.setItems=function(t){this.itemsData=t;for(var e in this.groups)if(this.groups.hasOwnProperty(e)){var i=this.groups[e];i.setItems(t)}},b.prototype.getItems=function(){return this.itemsData},b.prototype.setRange=function(t){this.range=t},b.prototype.setGroups=function(t){var e,i=this;if(this.groupsData&&(E.forEach(this.listeners,function(t,e){i.groupsData.unsubscribe(e,t)}),e=this.groupsData.getIds(),this._onRemove(e)),t?t instanceof n?this.groupsData=t:(this.groupsData=new n({fieldTypes:{start:"Date",end:"Date"}}),this.groupsData.add(t)):this.groupsData=null,this.groupsData){var s=this.id;E.forEach(this.listeners,function(t,e){i.groupsData.subscribe(e,t,s)}),e=this.groupsData.getIds(),this._onAdd(e)}},b.prototype.getGroups=function(){return this.groupsData},b.prototype.repaint=function(){var t=0,e=E.updateProperty,i=E.option.asSize,s=this.options,o=this.frame;if(!o){o=document.createElement("div"),o.className="groupset";var n=s.className;n&&E.addClassName(o,E.option.asString(n)),this.frame=o,t+=1}if(!this.parent)throw Error("Cannot repaint groupset: no parent attached");var r=this.parent.getContainer();if(!r)throw Error("Cannot repaint groupset: parent has no container element");o.parentNode||(r.appendChild(o),t+=1),t+=e(o.style,"height",i(s.height,this.height+"px")),t+=e(o.style,"top",i(s.top,"0px")),t+=e(o.style,"left",i(s.left,"0px")),t+=e(o.style,"width",i(s.width,"100%"));var a=this,h=this.queue,d=this.groups,l=this.groupsData,p=Object.keys(h);if(p.length){p.forEach(function(t){var e=h[t],i=d[t];switch(e){case"add":case"update":if(!i){var s=Object.create(a.options);i=new w(a,t,s),i.setItems(a.itemsData),d[t]=i,a.controller.add(i)}i.data=l.get(t),delete h[t];break;case"remove":i&&(i.setItems(),delete d[t],a.controller.remove(i)),delete h[t];break;default:console.log('Error: unknown action "'+e+'"')}});for(var u=this.groupsData.getIds({order:this.options.groupsOrder}),c=0;u.length>c;c++)(function(t,e){var i=0;e&&(i=function(){return e.top+e.height}),t.setOptions({top:i})})(d[u[c]],d[u[c-1]]);t++}return t>0},b.prototype.getContainer=function(){return this.frame},b.prototype.reflow=function(){var t=0,e=this.options,i=E.updateProperty,s=E.option.asNumber,o=E.option.asSize,n=this.frame;if(n){var r,a=s(e.maxHeight),h=null!=o(e.height);if(h)r=n.offsetHeight;else{r=0;for(var d in this.groups)if(this.groups.hasOwnProperty(d)){var l=this.groups[d];r+=l.height}}null!=a&&(r=Math.min(r,a)),t+=i(this,"height",r),t+=i(this,"top",n.offsetTop),t+=i(this,"left",n.offsetLeft),t+=i(this,"width",n.offsetWidth)}return t>0},b.prototype.hide=function(){return this.frame&&this.frame.parentNode?(this.frame.parentNode.removeChild(this.frame),!0):!1},b.prototype.show=function(){return this.frame&&this.frame.parentNode?!1:this.repaint()},b.prototype._onUpdate=function(t){this._toQueue(t,"update")},b.prototype._onAdd=function(t){this._toQueue(t,"add")},b.prototype._onRemove=function(t){this._toQueue(t,"remove")},b.prototype._toQueue=function(t,e){var i=this.queue;t.forEach(function(t){i[t]=e}),this.controller&&this.requestRepaint()},_.prototype.setOptions=function(t){t&&E.extend(this.options,t),this.controller.reflow(),this.controller.repaint()},_.prototype.setItems=function(t){var e,i=null==this.itemsData;if(t?t instanceof n&&(e=t):e=null,t instanceof n||(e=new n({fieldTypes:{start:"Date",end:"Date"}}),e.add(t)),this.itemsData=e,this.content.setItems(e),i&&(void 0==this.options.start||void 0==this.options.end)){var s=this.getItemRange(),o=s.min,r=s.max;if(null!=o&&null!=r){var a=r.valueOf()-o.valueOf();o=new Date(o.valueOf()-.05*a),r=new Date(r.valueOf()+.05*a)}void 0!=this.options.start&&(o=new Date(this.options.start.valueOf())),void 0!=this.options.end&&(r=new Date(this.options.end.valueOf())),(null!=o||null!=r)&&this.range.setRange(o,r)}},_.prototype.setGroups=function(t){var e=this;this.groupsData=t;var i=this.groupsData?b:f;if(!(this.content instanceof i)){this.content&&(this.content.hide(),this.content.setItems&&this.content.setItems(),this.content.setGroups&&this.content.setGroups(),this.controller.remove(this.content));var s=Object.create(this.options);E.extend(s,{top:function(){return"top"==e.options.orientation?e.timeaxis.height:e.root.height-e.timeaxis.height-e.content.height},height:function(){return e.options.height?e.root.height-e.timeaxis.height:null},maxHeight:function(){if(e.options.maxHeight){if(!E.isNumber(e.options.maxHeight))throw new TypeError("Number expected for property maxHeight");return e.options.maxHeight-e.timeaxis.height}return null}}),this.content=new i(this.root,[this.timeaxis],s),this.content.setRange&&this.content.setRange(this.range),this.content.setItems&&this.content.setItems(this.itemsData),this.content.setGroups&&this.content.setGroups(this.groupsData),this.controller.add(this.content)}},_.prototype.getItemRange=function(){var t=this.itemsData,e=null,i=null;if(t){var s=t.min("start");e=s?s.start.valueOf():null;var o=t.max("start");o&&(i=o.start.valueOf());var n=t.max("end");n&&(i=null==i?n.end.valueOf():Math.max(i,n.end.valueOf()))}return{min:null!=e?new Date(e):null,max:null!=i?new Date(i):null}},E.parseDOT=function(t){function e(t){return" "==t||"	"==t||"\n"==t||"\r"==t}function i(t){return-1!="[]{}();,=->".indexOf(t)}function s(){f++,m=t[f]}function o(){return"(char "+f+")"}function n(){for(;m&&e(m);)s();var i=t[f+1],o=t[f-1],r=m+i;if("/*"==r){for(;m&&("*"!=m||"/"!=t[f+1]);)s();s(),s(),n()}else if("//"==r||"#"==m&&"\n"==o){for(;m&&"\n"!=m;)s();s(),n()}}function r(){n();var t="";if('"'==m){for(s();m&&'"'!=m;)t+=m,s();s()}else{for(;m&&!e(m)&&!i(m);)t+=m,s();if(t.length){var o=Number(t);isNaN(o)?"true"==t?t=!0:"false"==t?t=!1:"null"==t&&(t=null):t=o}}return t}function a(){if(n(),'"'==m)return r();var t=r();if(void 0!=t){var e=Number(t);isNaN(e)?"true"==t?t=!0:"false"==t?t=!1:"null"==t&&(t=null):t=e}return t}function h(){if(n(),"["==m){s();for(var t={};m&&"]"!=m;){n();var e=r();if(!e)throw new SyntaxError("Attribute name expected "+o());if(n(),"="!=m)throw new SyntaxError("Equal sign = expected "+o());s();var i=a();if(!i)throw new SyntaxError("Attribute value expected "+o());t[e]=i,n(),","==m&&s()}return s(),t}return void 0}function d(){if(n(),"-"==m){if(s(),">"==m||"-"==m){var t="-"+m;return s(),t}throw new SyntaxError('Arrow "->" or "--" expected '+o())}return void 0}function l(){return n(),";"==m?(s(),";"):void 0}function p(t,e){if(t&&e)for(var i in e)e.hasOwnProperty(i)&&(t[i]=e[i])}function u(t,e){var i={id:t+"",attr:e||{}};g[t]?p(g[t].attr,i.attr):g[t]=i}function c(t,e,i,s){v.push({from:t+"",to:e+"",type:i,attr:s||{}})}var f=-1,m="",g={},v=[];for(s();m&&"{"!=m;)s();if("{"!=m)throw new SyntaxError("Invalid data. Curly bracket { expected "+o());for(s();m&&"}"!=m;){var y=r();if(void 0==y||""===y)throw new SyntaxError("String with id expected "+o());var w=h();u(y,w);for(var b=d();b;){var _=y;if(y=r(),void 0==y)throw new SyntaxError("String with id expected "+o());u(y),w=h(),c(_,y,b,w),b=d()}l(),n()}if("}"!=m)throw new SyntaxError("Invalid data. Curly bracket } expected");var x=t.indexOf("{"),T=t.indexOf("}",x),C=-1!=x&&-1!=T?t.substring(x+1,T):void 0;if(!C)throw Error("Invalid data. no curly brackets containing data found");var S=[];for(y in g)g.hasOwnProperty(y)&&S.push(g[y]);return{nodes:S,edges:v}},E.DOTToGraph=function(t){function e(t,e,i){for(var s in e)!e.hasOwnProperty(s)||i&&-1!=i.indexOf(s)||(t[s]=e[s])}var i=E.parseDOT(t),s={nodes:[],edges:[],options:{nodes:{},edges:{}}};return i.nodes.forEach(function(t){if("graph"==t.id.toLowerCase())e(s.options,t.attr);else if("node"==t.id.toLowerCase())e(s.options.nodes,t.attr);else if("edge"==t.id.toLowerCase())e(s.options.edges,t.attr);else{var i={};i.id=t.id,i.label=t.id,e(i,t.attr),s.nodes.push(i)}}),i.edges.forEach(function(t){var i={};i.from=t.from,i.to=t.to,i.label=t.id,i.style="->"==t.type?"arrow-end":"line",e(i,t.attr),s.edges.push(i)}),s},"undefined"!=typeof CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.circle=function(t,e,i){this.beginPath(),this.arc(t,e,i,0,2*Math.PI,!1)},CanvasRenderingContext2D.prototype.square=function(t,e,i){this.beginPath(),this.rect(t-i,e-i,2*i,2*i)},CanvasRenderingContext2D.prototype.triangle=function(t,e,i){this.beginPath();var s=2*i,o=s/2,n=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-o*o);this.moveTo(t,e-(r-n)),this.lineTo(t+o,e+n),this.lineTo(t-o,e+n),this.lineTo(t,e-(r-n)),this.closePath()},CanvasRenderingContext2D.prototype.triangleDown=function(t,e,i){this.beginPath();var s=2*i,o=s/2,n=Math.sqrt(3)/6*s,r=Math.sqrt(s*s-o*o);this.moveTo(t,e+(r-n)),this.lineTo(t+o,e-n),this.lineTo(t-o,e-n),this.lineTo(t,e+(r-n)),this.closePath()},CanvasRenderingContext2D.prototype.star=function(t,e,i){this.beginPath();for(var s=0;10>s;s++){var o=0===s%2?1.3*i:.5*i;this.lineTo(t+o*Math.sin(2*s*Math.PI/10),e-o*Math.cos(2*s*Math.PI/10))}this.closePath()},CanvasRenderingContext2D.prototype.roundRect=function(t,e,i,s,o){var n=Math.PI/180;0>i-2*o&&(o=i/2),0>s-2*o&&(o=s/2),this.beginPath(),this.moveTo(t+o,e),this.lineTo(t+i-o,e),this.arc(t+i-o,e+o,o,270*n,360*n,!1),this.lineTo(t+i,e+s-o),this.arc(t+i-o,e+s-o,o,0,90*n,!1),this.lineTo(t+o,e+s),this.arc(t+o,e+s-o,o,90*n,180*n,!1),this.lineTo(t,e+o),this.arc(t+o,e+o,o,180*n,270*n,!1)},CanvasRenderingContext2D.prototype.ellipse=function(t,e,i,s){var o=.5522848,n=i/2*o,r=s/2*o,a=t+i,h=e+s,d=t+i/2,l=e+s/2;this.beginPath(),this.moveTo(t,l),this.bezierCurveTo(t,l-r,d-n,e,d,e),this.bezierCurveTo(d+n,e,a,l-r,a,l),this.bezierCurveTo(a,l+r,d+n,h,d,h),this.bezierCurveTo(d-n,h,t,l+r,t,l)},CanvasRenderingContext2D.prototype.database=function(t,e,i,s){var o=1/3,n=i,r=s*o,a=.5522848,h=n/2*a,d=r/2*a,l=t+n,p=e+r,u=t+n/2,c=e+r/2,f=e+(s-r/2),m=e+s;this.beginPath(),this.moveTo(l,c),this.bezierCurveTo(l,c+d,u+h,p,u,p),this.bezierCurveTo(u-h,p,t,c+d,t,c),this.bezierCurveTo(t,c-d,u-h,e,u,e),this.bezierCurveTo(u+h,e,l,c-d,l,c),this.lineTo(l,f),this.bezierCurveTo(l,f+d,u+h,m,u,m),this.bezierCurveTo(u-h,m,t,f+d,t,f),this.lineTo(t,c)},CanvasRenderingContext2D.prototype.arrow=function(t,e,i,s){var o=t-s*Math.cos(i),n=e-s*Math.sin(i),r=t-.9*s*Math.cos(i),a=e-.9*s*Math.sin(i),h=o+s/3*Math.cos(i+.5*Math.PI),d=n+s/3*Math.sin(i+.5*Math.PI),l=o+s/3*Math.cos(i-.5*Math.PI),p=n+s/3*Math.sin(i-.5*Math.PI);this.beginPath(),this.moveTo(t,e),this.lineTo(h,d),this.lineTo(r,a),this.lineTo(l,p),this.closePath()},CanvasRenderingContext2D.prototype.dashedLine=function(t,e,i,s,o){o||(o=[10,5]),0==u&&(u=.001);var n=o.length;this.moveTo(t,e);for(var r=i-t,a=s-e,h=a/r,d=Math.sqrt(r*r+a*a),l=0,p=!0;d>=.1;){var u=o[l++%n];u>d&&(u=d);var c=Math.sqrt(u*u/(1+h*h));0>r&&(c=-c),t+=c,e+=h*c,this[p?"lineTo":"moveTo"](t,e),d-=u,p=!p}}),x.prototype.attachEdge=function(t){this.edges.push(t),this._updateMass()},x.prototype.detachEdge=function(t){var e=this.edges.indexOf(t);-1!=e&&this.edges.splice(e,1),this._updateMass()},x.prototype._updateMass=function(){this.mass=50+20*this.edges.length},x.prototype.setProperties=function(t,e){if(t){if(void 0!=t.id&&(this.id=t.id),void 0!=t.label&&(this.label=t.label),void 0!=t.title&&(this.title=t.title),void 0!=t.group&&(this.group=t.group),void 0!=t.x&&(this.x=t.x),void 0!=t.y&&(this.y=t.y),void 0!=t.value&&(this.value=t.value),void 0===this.id)throw"Node must have an id";if(this.group){var i=this.grouplist.get(this.group);for(var s in i)i.hasOwnProperty(s)&&(this[s]=i[s])}if(void 0!=t.shape&&(this.shape=t.shape),void 0!=t.image&&(this.image=t.image),void 0!=t.radius&&(this.radius=t.radius),void 0!=t.borderColor&&(this.borderColor=t.borderColor),void 0!=t.backgroundColor&&(this.backgroundColor=t.backgroundColor),void 0!=t.highlightColor&&(this.highlightColor=t.highlightColor),void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace),void 0!=this.image){if(!this.imagelist)throw"No imagelist provided";this.imageObj=this.imagelist.load(this.image)}switch(this.xFixed=this.xFixed||void 0!=t.x,this.yFixed=this.yFixed||void 0!=t.y,this.radiusFixed=this.radiusFixed||void 0!=t.radius,"image"==this.shape&&(this.radiusMin=e.nodes.widthMin,this.radiusMax=e.nodes.widthMax),this.shape){case"database":this.draw=this._drawDatabase,this.resize=this._resizeDatabase;break;case"rect":this.draw=this._drawRect,this.resize=this._resizeRect;break;case"circle":this.draw=this._drawCircle,this.resize=this._resizeCircle;break;case"image":this.draw=this._drawImage,this.resize=this._resizeImage;break;case"text":this.draw=this._drawText,this.resize=this._resizeText;break;case"dot":this.draw=this._drawDot,this.resize=this._resizeShape;break;case"square":this.draw=this._drawSquare,this.resize=this._resizeShape;break;case"triangle":this.draw=this._drawTriangle,this.resize=this._resizeShape;break;case"triangleDown":this.draw=this._drawTriangleDown,this.resize=this._resizeShape;break;case"star":this.draw=this._drawStar,this.resize=this._resizeShape;break;default:this.draw=this._drawRect,this.resize=this._resizeRect}this._reset()}},x.prototype.select=function(){this.selected=!0,this._reset()},x.prototype.unselect=function(){this.selected=!1,this._reset()},x.prototype._reset=function(){this.width=void 0,this.height=void 0},x.prototype.getTitle=function(){return this.title},x.prototype.distanceToBorder=function(t,e){var i=1;switch(this.width||this.resize(t),this.shape){case"circle":case"dot":return this.radius+i;case"rect":case"image":case"text":default:return this.width?Math.min(Math.abs(this.width/2/Math.cos(e)),Math.abs(this.height/2/Math.sin(e)))+i:0}},x.prototype._setForce=function(t,e){this.fx=t,this.fy=e},x.prototype._addForce=function(t,e){this.fx+=t,this.fy+=e},x.prototype.discreteStep=function(t){if(!this.xFixed){var e=-this.damping*this.vx,i=(this.fx+e)/this.mass;this.vx+=i/t,this.x+=this.vx/t}if(!this.yFixed){var s=-this.damping*this.vy,o=(this.fy+s)/this.mass;this.vy+=o/t,this.y+=this.vy/t}},x.prototype.isFixed=function(){return this.xFixed&&this.yFixed},x.prototype.isMoving=function(t){return Math.abs(this.vx)>t||Math.abs(this.vy)>t||!this.xFixed&&Math.abs(this.fx)>this.minForce||!this.yFixed&&Math.abs(this.fy)>this.minForce},x.prototype.isSelected=function(){return this.selected},x.prototype.getValue=function(){return this.value},x.prototype.getDistance=function(t,e){var i=this.x-t,s=this.y-e;return Math.sqrt(i*i+s*s)},x.prototype.setValueRange=function(t,e){if(!this.radiusFixed&&void 0!==this.value){var i=(this.radiusMax-this.radiusMin)/(e-t);this.radius=(this.value-t)*i+this.radiusMin}},x.prototype.draw=function(){throw"Draw method not initialized for node"},x.prototype.resize=function(){throw"Resize method not initialized for node"},x.prototype.isOverlappingWith=function(t){return this.left<t.right&&this.left+this.width>t.left&&this.top<t.bottom&&this.top+this.height>t.top},x.prototype._resizeImage=function(){if(!this.width){var t,e;if(this.value){var i=this.imageObj.height/this.imageObj.width;t=this.radius||this.imageObj.width,e=this.radius*i||this.imageObj.height}else t=this.imageObj.width,e=this.imageObj.height;this.width=t,this.height=e}},x.prototype._drawImage=function(t){this._resizeImage(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2;var e;this.imageObj?(t.drawImage(this.imageObj,this.left,this.top,this.width,this.height),e=this.y+this.height/2):e=this.y,this._label(t,this.label,this.x,e,void 0,"top")},x.prototype._resizeRect=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},x.prototype._drawRect=function(t){this._resizeRect(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t.roundRect(this.left,this.top,this.width,this.height,this.radius),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeDatabase=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=i.width+2*e;this.width=s,this.height=s}},x.prototype._drawDatabase=function(t){this._resizeDatabase(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t.database(this.x-this.width/2,this.y-.5*this.height,this.width,this.height),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._resizeCircle=function(t){if(!this.width){var e=5,i=this.getTextSize(t),s=Math.max(i.width,i.height)+2*e;this.radius=s/2,this.width=s,this.height=s}},x.prototype._drawCircle=function(t){this._resizeCircle(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t.circle(this.x,this.y,this.radius),t.fill(),t.stroke(),this._label(t,this.label,this.x,this.y)},x.prototype._drawDot=function(t){this._drawShape(t,"circle")},x.prototype._drawTriangle=function(t){this._drawShape(t,"triangle")},x.prototype._drawTriangleDown=function(t){this._drawShape(t,"triangleDown")},x.prototype._drawSquare=function(t){this._drawShape(t,"square")},x.prototype._drawStar=function(t){this._drawShape(t,"star")},x.prototype._resizeShape=function(){if(!this.width){var t=2*this.radius;this.width=t,this.height=t}},x.prototype._drawShape=function(t,e){this._resizeShape(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,t.strokeStyle=this.borderColor,t.fillStyle=this.selected?this.highlightColor:this.backgroundColor,t.lineWidth=this.selected?2:1,t[e](this.x,this.y,this.radius),t.fill(),t.stroke(),this.label&&this._label(t,this.label,this.x,this.y+this.height/2,void 0,"top")},x.prototype._resizeText=function(t){if(!this.width){var e=5,i=this.getTextSize(t);this.width=i.width+2*e,this.height=i.height+2*e}},x.prototype._drawText=function(t){this._resizeText(t),this.left=this.x-this.width/2,this.top=this.y-this.height/2,this._label(t,this.label,this.x,this.y)},x.prototype._label=function(t,e,i,s,o,n){if(e){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle=this.fontColor||"black",t.textAlign=o||"center",t.textBaseline=n||"middle";for(var r=e.split("\n"),a=r.length,h=this.fontSize+4,d=s+(1-a)/2*h,l=0;a>l;l++)t.fillText(r[l],i,d),d+=h}},x.prototype.getTextSize=function(t){if(void 0!=this.label){t.font=(this.selected?"bold ":"")+this.fontSize+"px "+this.fontFace;for(var e=this.label.split("\n"),i=(this.fontSize+4)*e.length,s=0,o=0,n=e.length;n>o;o++)s=Math.max(s,t.measureText(e[o]).width);return{width:s,height:i}}return{width:0,height:0}},T.prototype.setProperties=function(t,e){if(t){if(void 0!=t.from&&(this.from=this.graph._getNode(t.from)),void 0!=t.to&&(this.to=this.graph._getNode(t.to)),void 0!=t.id&&(this.id=t.id),void 0!=t.style&&(this.style=t.style),void 0!=t.label&&(this.label=t.label),this.label&&(this.fontSize=e.edges.fontSize,this.fontFace=e.edges.fontFace,this.fontColor=e.edges.fontColor,void 0!=t.fontColor&&(this.fontColor=t.fontColor),void 0!=t.fontSize&&(this.fontSize=t.fontSize),void 0!=t.fontFace&&(this.fontFace=t.fontFace)),void 0!=t.title&&(this.title=t.title),void 0!=t.width&&(this.width=t.width),void 0!=t.value&&(this.value=t.value),void 0!=t.length&&(this.length=t.length),void 0!=t.dashlength&&(this.dashlength=t.dashlength),void 0!=t.dashgap&&(this.dashgap=t.dashgap),void 0!=t.altdashlength&&(this.altdashlength=t.altdashlength),void 0!=t.color&&(this.color=t.color),!this.from)throw"Node with id "+t.from+" not found";if(!this.to)throw"Node with id "+t.to+" not found";switch(this.widthFixed=this.widthFixed||void 0!=t.width,this.lengthFixed=this.lengthFixed||void 0!=t.length,this.stiffness=1/this.length,"arrow"===this.style&&(this.arrows=[.5]),this.style){case"line":this.draw=this._drawLine;break;case"arrow":this.draw=this._drawArrow;break;case"arrow-end":this.draw=this._drawArrowEnd;break;case"dash-line":this.draw=this._drawDashLine;break;default:this.draw=this._drawLine}}},T.prototype.getTitle=function(){return this.title},T.prototype.getValue=function(){return this.value},T.prototype.setValueRange=function(t,e){if(!this.widthFixed&&void 0!==this.value){var i=(this.widthMax-this.widthMin)/(e-t);this.width=(this.value-t)*i+this.widthMin}},T.prototype.draw=function(){throw"Method draw not initialized in edge"},T.prototype.isOverlappingWith=function(t){var e=10,i=this.from.x,s=this.from.y,o=this.to.x,n=this.to.y,r=t.left,a=t.top,h=T._dist(i,s,o,n,r,a);return e>h},T.prototype._drawLine=function(t){t.strokeStyle=this.color,t.lineWidth=this._getLineWidth();var e;if(this.from!=this.to)this._line(t),this.label&&(e=this._pointOnLine(.5),this._label(t,this.label,e.x,e.y));else{var i,s,o=this.length/2/Math.PI,n=this.from;n.width||n.resize(t),n.width>n.height?(i=n.x+n.width/2,s=n.y-o):(i=n.x+o,s=n.y-n.height/2),this._circle(t,i,s,o),e=this._pointOnCircle(i,s,o,.5),this._label(t,this.label,e.x,e.y)}},T.prototype._getLineWidth=function(){return this.from.selected||this.to.selected?Math.min(2*this.width,this.widthMax):this.width},T.prototype._line=function(t){t.beginPath(),t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y),t.stroke()},T.prototype._circle=function(t,e,i,s){t.beginPath(),t.arc(e,i,s,0,2*Math.PI,!1),t.stroke()},T.prototype._label=function(t,e,i,s){if(e){t.font=(this.from.selected||this.to.selected?"bold ":"")+this.fontSize+"px "+this.fontFace,t.fillStyle="white";var o=t.measureText(e).width,n=this.fontSize,r=i-o/2,a=s-n/2;t.fillRect(r,a,o,n),t.fillStyle=this.fontColor||"black",t.textAlign="left",t.textBaseline="top",t.fillText(e,r,a)}},T.prototype._drawDashLine=function(t){if(t.strokeStyle=this.color,t.lineWidth=this._getLineWidth(),t.beginPath(),t.lineCap="round",void 0!=this.altdashlength?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dashlength,this.dashgap,this.altdashlength,this.dashgap]):void 0!=this.dashlength&&void 0!=this.dashgap?t.dashedLine(this.from.x,this.from.y,this.to.x,this.to.y,[this.dashlength,this.dashgap]):(t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y)),t.stroke(),this.label){var e=this._pointOnLine(.5);this._label(t,this.label,e.x,e.y)}},T.prototype._pointOnLine=function(t){return{x:(1-t)*this.from.x+t*this.to.x,y:(1-t)*this.from.y+t*this.to.y}},T.prototype._pointOnCircle=function(t,e,i,s){var o=2*(s-3/8)*Math.PI;return{x:t+i*Math.cos(o),y:e-i*Math.sin(o)}},T.prototype._drawArrow=function(t){var e;if(t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth(),this.from!=this.to){this._line(t);var i=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x),s=10+5*this.width;for(var o in this.arrows)this.arrows.hasOwnProperty(o)&&(e=this._pointOnLine(this.arrows[o]),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke());this.label&&(e=this._pointOnLine(.5),this._label(t,this.label,e.x,e.y))}else{var n,r,a=this.length/2/Math.PI,h=this.from;h.width||h.resize(t),h.width>h.height?(n=h.x+h.width/2,r=h.y-a):(n=h.x+a,r=h.y-h.height/2),this._circle(t,n,r,a);var i=.2*Math.PI,s=10+5*this.width;for(var o in this.arrows)this.arrows.hasOwnProperty(o)&&(e=this._pointOnCircle(n,r,a,this.arrows[o]),t.arrow(e.x,e.y,i,s),t.fill(),t.stroke());this.label&&(e=this._pointOnCircle(n,r,a,.5),this._label(t,this.label,e.x,e.y))}},T.prototype._drawArrowEnd=function(t){t.strokeStyle=this.color,t.fillStyle=this.color,t.lineWidth=this._getLineWidth();var e,i;if(this.from!=this.to){e=Math.atan2(this.to.y-this.from.y,this.to.x-this.from.x);var s=this.to.x-this.from.x,o=this.to.y-this.from.y,n=Math.sqrt(s*s+o*o),r=this.to.distanceToBorder(t,e+Math.PI),a=(n-r)/n,h=a*this.from.x+(1-a)*this.to.x,d=a*this.from.y+(1-a)*this.to.y,l=this.to.distanceToBorder(t,e),p=(n-l)/n,u=(1-p)*this.from.x+p*this.to.x,c=(1-p)*this.from.y+p*this.to.y;if(t.beginPath(),t.moveTo(h,d),t.lineTo(u,c),t.stroke(),i=10+5*this.width,t.arrow(u,c,e,i),t.fill(),t.stroke(),this.label){var f=this._pointOnLine(.5);this._label(t,this.label,f.x,f.y)}}else{var m,g,v,y=this.from;y.width||y.resize(t);var w=(this.length+y.width)/4;y.width>y.height?(m=y.x+y.width/2,g=y.y-w,v={x:m,y:y.y,angle:.9*Math.PI}):(m=y.x+w,g=y.y-y.height/2,v={x:y.x,y:g,angle:.6*Math.PI}),t.beginPath(),t.arc(m,g,w,0,2*Math.PI,!1),t.stroke(),i=10+5*this.width,t.arrow(v.x,v.y,v.angle,i),t.fill(),t.stroke(),this.label&&(f=this._pointOnCircle(m,g,w,.5),this._label(t,this.label,f.x,f.y))}},T._dist=function(t,e,i,s,o,n){var r=i-t,a=s-e,h=r*r+a*a,d=((o-t)*r+(n-e)*a)/h;d>1?d=1:0>d&&(d=0);var l=t+d*r,p=e+d*a,u=l-o,c=p-n;return Math.sqrt(u*u+c*c)},C.prototype.setPosition=function(t,e){this.x=parseInt(t),this.y=parseInt(e)},C.prototype.setText=function(t){this.frame.innerHTML=t},C.prototype.show=function(t){if(void 0===t&&(t=!0),t){var e=this.frame.clientHeight,i=this.frame.clientWidth,s=this.frame.parentNode.clientHeight,o=this.frame.parentNode.clientWidth,n=this.y-e;n+e+this.padding>s&&(n=s-e-this.padding),this.padding>n&&(n=this.padding);var r=this.x;r+i+this.padding>o&&(r=o-i-this.padding),this.padding>r&&(r=this.padding),this.frame.style.left=r+"px",this.frame.style.top=n+"px",this.frame.style.visibility="visible"}else this.hide()},C.prototype.hide=function(){this.frame.style.visibility="hidden"},Groups=function(){this.clear(),this.defaultIndex=0},Groups.DEFAULT=[{borderColor:"#2B7CE9",backgroundColor:"#97C2FC",highlightColor:"#D2E5FF"},{borderColor:"#FFA500",backgroundColor:"#FFFF00",highlightColor:"#FFFFA3"},{borderColor:"#FA0A10",backgroundColor:"#FB7E81",highlightColor:"#FFAFB1"},{borderColor:"#41A906",backgroundColor:"#7BE141",highlightColor:"#A1EC76"},{borderColor:"#E129F0",backgroundColor:"#EB7DF4",highlightColor:"#F0B3F5"},{borderColor:"#7C29F0",backgroundColor:"#AD85E4",highlightColor:"#D3BDF0"},{borderColor:"#C37F00",backgroundColor:"#FFA807",highlightColor:"#FFCA66"},{borderColor:"#4220FB",backgroundColor:"#6E6EFD",highlightColor:"#9B9BFD"},{borderColor:"#FD5A77",backgroundColor:"#FFC0CB",highlightColor:"#FFD1D9"},{borderColor:"#4AD63A",backgroundColor:"#C2FABC",highlightColor:"#E6FFE3"}],Groups.prototype.clear=function(){this.groups={},this.groups.length=function(){var t=0;for(var e in this)this.hasOwnProperty(e)&&t++;return t}},Groups.prototype.get=function(t){var e=this.groups[t];if(void 0==e){var i=this.defaultIndex%Groups.DEFAULT.length;this.defaultIndex++,e={},e.borderColor=Groups.DEFAULT[i].borderColor,e.backgroundColor=Groups.DEFAULT[i].backgroundColor,e.highlightColor=Groups.DEFAULT[i].highlightColor,this.groups[t]=e}return e},Groups.prototype.add=function(t,e){return this.groups[t]=e,e},Images=function(){this.images={},this.callback=void 0},Images.prototype.setOnloadCallback=function(t){this.callback=t},Images.prototype.load=function(t){var e=this.images[t];if(void 0==e){var i=this;e=new Image,this.images[t]=e,e.onload=function(){i.callback&&i.callback(this)},e.src=t}return e},S.prototype.setData=function(t){if(t&&t.dot&&(t.nodes||t.edges))throw new SyntaxError('Data must contain either parameter "dot" or  parameter pair "nodes" and "edges", but not both.');if(this.setOptions(t&&t.options),t&&t.dot){if(t&&t.dot){var e=N.util.DOTToGraph(t.dot);return this.setData(e),void 0}}else this._setNodes(t&&t.nodes),this._setEdges(t&&t.edges);this.stabilize&&this._doStabilize(),this.start()},S.prototype.setOptions=function(t){if(t){if(void 0!=t.width&&(this.width=t.width),void 0!=t.height&&(this.height=t.height),void 0!=t.stabilize&&(this.stabilize=t.stabilize),void 0!=t.selectable&&(this.selectable=t.selectable),t.edges){for(var e in t.edges)t.edges.hasOwnProperty(e)&&(this.constants.edges[e]=t.edges[e]);void 0!=t.edges.length&&t.nodes&&void 0==t.nodes.distance&&(this.constants.edges.length=t.edges.length,this.constants.nodes.distance=1.25*t.edges.length),t.edges.fontColor||(this.constants.edges.fontColor=t.edges.color),void 0!=t.edges.dashlength&&(this.constants.edges.dashlength=t.edges.dashlength),void 0!=t.edges.dashgap&&(this.constants.edges.dashgap=t.edges.dashgap),void 0!=t.edges.altdashlength&&(this.constants.edges.altdashlength=t.edges.altdashlength)}if(t.nodes)for(e in t.nodes)t.nodes.hasOwnProperty(e)&&(this.constants.nodes[e]=t.nodes[e]);if(t.groups)for(var i in t.groups)if(t.groups.hasOwnProperty(i)){var s=t.groups[i];this.groups.add(i,s)}this._setBackgroundColor(t.backgroundColor)}this._setSize(this.width,this.height),this._setTranslation(0,0),this._setScale(1)},S.prototype._trigger=function(t,e){O.trigger(this,t,e)},S.prototype._create=function(){for(;this.containerElement.hasChildNodes();)this.containerElement.removeChild(this.containerElement.firstChild);if(this.frame=document.createElement("div"),this.frame.className="graph-frame",this.frame.style.position="relative",this.frame.style.overflow="hidden",this.frame.canvas=document.createElement("canvas"),this.frame.canvas.style.position="relative",this.frame.appendChild(this.frame.canvas),!this.frame.canvas.getContext){var t=document.createElement("DIV");t.style.color="red",t.style.fontWeight="bold",t.style.padding="10px",t.innerHTML="Error: your browser does not support HTML canvas",this.frame.canvas.appendChild(t)}var e=this,i=function(t){e._onMouseDown(t)},s=function(t){e._onMouseMoveTitle(t)},o=function(t){e._onMouseWheel(t)},n=function(t){e._onTouchStart(t)};N.util.addEventListener(this.frame.canvas,"mousedown",i),N.util.addEventListener(this.frame.canvas,"mousemove",s),N.util.addEventListener(this.frame.canvas,"mousewheel",o),N.util.addEventListener(this.frame.canvas,"touchstart",n),this.containerElement.appendChild(this.frame)},S.prototype._setBackgroundColor=function(t){var e="white",i="lightgray",s=1;if("string"==typeof t)e=t,i="none",s=0;else if("object"==typeof t)void 0!=t.fill&&(e=t.fill),void 0!=t.stroke&&(i=t.stroke),void 0!=t.strokeWidth&&(s=t.strokeWidth);else if(void 0!=t)throw"Unsupported type of backgroundColor";this.frame.style.boxSizing="border-box",this.frame.style.MozBoxSizing="border-box",this.frame.style.backgroundColor=e,this.frame.style.borderColor=i,this.frame.style.borderWidth=s+"px",this.frame.style.borderStyle="solid"},S.prototype._onMouseDown=function(t){if(t=t||window.event,this.selectable&&(this.leftButtonDown&&this._onMouseUp(t),this.leftButtonDown=t.which?1==t.which:1==t.button,this.leftButtonDown||this.touchDown)){var e=this;
+this.onmousemove||(this.onmousemove=function(t){e._onMouseMove(t)},N.util.addEventListener(document,"mousemove",e.onmousemove)),this.onmouseup||(this.onmouseup=function(t){e._onMouseUp(t)},N.util.addEventListener(document,"mouseup",e.onmouseup)),N.util.preventDefault(t),this.startMouseX=t.clientX||t.targetTouches[0].clientX,this.startMouseY=t.clientY||t.targetTouches[0].clientY,this.startFrameLeft=N.util.getAbsoluteLeft(this.frame.canvas),this.startFrameTop=N.util.getAbsoluteTop(this.frame.canvas),this.startTranslation=this._getTranslation(),this.ctrlKeyDown=t.ctrlKey,this.shiftKeyDown=t.shiftKey;var i={left:this._xToCanvas(this.startMouseX-this.startFrameLeft),top:this._yToCanvas(this.startMouseY-this.startFrameTop),right:this._xToCanvas(this.startMouseX-this.startFrameLeft),bottom:this._yToCanvas(this.startMouseY-this.startFrameTop)},s=this._getNodesOverlappingWith(i);if(this.startClickedObj=s.length>0?s[s.length-1]:void 0,this.startClickedObj){var o=this.nodes[this.startClickedObj.row];this.startClickedObj.xFixed=o.xFixed,this.startClickedObj.yFixed=o.yFixed,o.xFixed=!0,o.yFixed=!0,this.ctrlKeyDown&&o.isSelected()?this._unselectNodes([this.startClickedObj]):this._selectNodes([this.startClickedObj],this.ctrlKeyDown),this.moving||this._redraw()}else this.shiftKeyDown||(this.moved=!1)}},S.prototype._onMouseMove=function(t){if(t=t||window.event,this.selectable){var e=t.clientX||t.targetTouches&&t.targetTouches[0].clientX||0,i=t.clientY||t.targetTouches&&t.targetTouches[0].clientY||0;if(this.mouseX=e,this.mouseY=i,this.startClickedObj){var s=this.nodes[this.startClickedObj.row];this.startClickedObj.xFixed||(s.x=this._xToCanvas(e-this.startFrameLeft)),this.startClickedObj.yFixed||(s.y=this._yToCanvas(i-this.startFrameTop)),this.moving||(this.moving=!0,this.start())}else if(this.shiftKeyDown){void 0==this.frame.selRect&&(this.frame.selRect=document.createElement("DIV"),this.frame.appendChild(this.frame.selRect),this.frame.selRect.style.position="absolute",this.frame.selRect.style.border="1px dashed red");var o=Math.min(this.startMouseX,e)-this.startFrameLeft,n=Math.min(this.startMouseY,i)-this.startFrameTop,r=Math.max(this.startMouseX,e)-this.startFrameLeft,a=Math.max(this.startMouseY,i)-this.startFrameTop;this.frame.selRect.style.left=o+"px",this.frame.selRect.style.top=n+"px",this.frame.selRect.style.width=r-o+"px",this.frame.selRect.style.height=a-n+"px"}else{var h=e-this.startMouseX,d=i-this.startMouseY;this._setTranslation(this.startTranslation.x+h,this.startTranslation.y+d),this._redraw(),this.moved=!0}N.util.preventDefault(t)}},S.prototype._onMouseUp=function(t){if(t=t||window.event,this.selectable){this.onmousemove&&(N.util.removeEventListener(document,"mousemove",this.onmousemove),this.onmousemove=void 0),this.onmouseup&&(N.util.removeEventListener(document,"mouseup",this.onmouseup),this.onmouseup=void 0),N.util.preventDefault(t);var e=t.clientX||this.mouseX||0,i=t.clientY||this.mouseY||0,s=t?t.ctrlKey:window.event.ctrlKey;if(this.startClickedObj){var o=this.nodes[this.startClickedObj.row];o.xFixed=this.startClickedObj.xFixed,o.yFixed=this.startClickedObj.yFixed}else if(this.shiftKeyDown){var n={left:this._xToCanvas(Math.min(this.startMouseX,e)-this.startFrameLeft),top:this._yToCanvas(Math.min(this.startMouseY,i)-this.startFrameTop),right:this._xToCanvas(Math.max(this.startMouseX,e)-this.startFrameLeft),bottom:this._yToCanvas(Math.max(this.startMouseY,i)-this.startFrameTop)},r=this._getNodesOverlappingWith(n);this._selectNodes(r,s),this.redraw(),this.frame.selRect&&(this.frame.removeChild(this.frame.selRect),this.frame.selRect=void 0)}else this.ctrlKeyDown||this.moved||(this._unselectNodes(),this._redraw());this.leftButtonDown=!1,this.ctrlKeyDown=!1}},S.prototype._onMouseWheel=function(t){t=t||window.event;var e=t.clientX,i=t.clientY,s=0;if(t.wheelDelta?s=t.wheelDelta/120:t.detail&&(s=-t.detail/3),s){var o=s/10;0>s&&(o/=1-o);var n=this._getScale(),r=n*(1+o);.01>r&&(r=.01),r>10&&(r=10);var a=N.util.getAbsoluteLeft(this.frame.canvas),h=N.util.getAbsoluteTop(this.frame.canvas),d=e-a,l=i-h,p=this._getTranslation(),u=r/n,c=(1-u)*d+p.x*u,f=(1-u)*l+p.y*u;this._setScale(r),this._setTranslation(c,f),this._redraw()}N.util.preventDefault(t)},S.prototype._onMouseMoveTitle=function(t){t=t||window.event;var e=t.clientX,i=t.clientY;this.startFrameLeft=this.startFrameLeft||N.util.getAbsoluteLeft(this.frame.canvas),this.startFrameTop=this.startFrameTop||N.util.getAbsoluteTop(this.frame.canvas);var s=e-this.startFrameLeft,o=i-this.startFrameTop;this.popupNode&&this._checkHidePopup(s,o);var n=this,r=function(){n._checkShowPopup(s,o)};this.popupTimer&&clearInterval(this.popupTimer),this.leftButtonDown||(this.popupTimer=setTimeout(r,300))},S.prototype._checkShowPopup=function(t,e){var i,s,o={left:this._xToCanvas(t),top:this._yToCanvas(e),right:this._xToCanvas(t),bottom:this._yToCanvas(e)},n=this.popupNode;if(void 0==this.popupNode){var r=this.nodes;for(i=r.length-1;i>=0;i--){var a=r[i];if(void 0!=a.getTitle()&&a.isOverlappingWith(o)){this.popupNode=a;break}}}if(void 0==this.popupNode){var h=this.edges;for(i=0,s=h.length;s>i;i++){var d=h[i];if(void 0!=d.getTitle()&&d.isOverlappingWith(o)){this.popupNode=d;break}}}if(this.popupNode){if(this.popupNode!=n){var l=this;l.popup||(l.popup=new C(l.frame)),l.popup.setPosition(t-3,e-3),l.popup.setText(l.popupNode.getTitle()),l.popup.show()}}else this.popup&&this.popup.hide()},S.prototype._checkHidePopup=function(t,e){var i={left:t,top:e,right:t,bottom:e};this.popupNode&&this.popupNode.isOverlappingWith(i)||(this.popupNode=void 0,this.popup&&this.popup.hide())},S.prototype._onTouchStart=function(t){if(N.util.preventDefault(t),!this.touchDown){this.touchDown=!0;var e=this;this.ontouchmove||(this.ontouchmove=function(t){e._onTouchMove(t)},N.util.addEventListener(document,"touchmove",this.ontouchmove)),this.ontouchend||(this.ontouchend=function(t){e._onTouchEnd(t)},N.util.addEventListener(document,"touchend",this.ontouchend)),this._onMouseDown(t)}},S.prototype._onTouchMove=function(t){N.util.preventDefault(t),this._onMouseMove(t)},S.prototype._onTouchEnd=function(t){N.util.preventDefault(t),this.touchDown=!1,this.ontouchmove&&(N.util.removeEventListener(document,"touchmove",this.ontouchmove),this.ontouchmove=void 0),this.ontouchend&&(N.util.removeEventListener(document,"touchend",this.ontouchend),this.ontouchend=void 0),this._onMouseUp(t)},S.prototype._unselectNodes=function(t,e){var i,s,o,n=!1;if(t)for(i=0,s=t.length;s>i;i++){o=t[i].row,this.nodes[o].unselect();for(var r=0;this.selection.length>r;)this.selection[r].row==o?(this.selection.splice(r,1),n=!0):r++}else if(this.selection&&this.selection.length){for(i=0,s=this.selection.length;s>i;i++)o=this.selection[i].row,this.nodes[o].unselect(),n=!0;this.selection=[]}return!n||1!=e&&void 0!=e||this._trigger("select"),n},S.prototype._selectNodes=function(t,e){var i,s,o=!1,n=!0;if(t.length!=this.selection.length)n=!1;else for(i=0,s=Math.min(t.length,this.selection.length);s>i;i++)if(t[i].row!=this.selection[i].row){n=!1;break}if(n)return o;if(void 0==e||0==e){var r=!1;o=this._unselectNodes(void 0,r)}for(i=0,s=t.length;s>i;i++){for(var a=t[i].row,h=!1,d=0,l=this.selection.length;l>d;d++)if(this.selection[d].row==a){h=!0;break}h||(this.nodes[a].select(),this.selection.push(t[i]),o=!0)}return o&&this._trigger("select"),o},S.prototype._getNodesOverlappingWith=function(t){for(var e=[],i=0;this.nodes.length>i;i++)if(this.nodes[i].isOverlappingWith(t)){var s={row:i};e.push(s)}return e},S.prototype.getSelection=function(){for(var t=[],e=0;this.selection.length>e;e++){var i=this.selection[e].row;t.push({row:i})}return t},S.prototype.setSelection=function(t){var e,i,s;if(void 0==t.length)throw"Selection must be an array with objects";for(e=0,i=this.selection.length;i>e;e++)s=this.selection[e].row,this.nodes[s].unselect();for(this.selection=[],e=0,i=t.length;i>e;e++){if(s=t[e].row,void 0==s)throw"Parameter row missing in selection object";if(s>this.nodes.length-1)throw"Parameter row out of range";var o={row:s};this.selection.push(o),this.nodes[s].select()}this.redraw()},S.prototype._getConnectionCount=function(t){function e(t){for(var e=[],s=0,o=t.length;o>s;s++)for(var n=t[s],r=0,a=i.length;a>r;r++){var h=null;i[r].from==n?h=i[r].to:i[r].to==n&&(h=i[r].from);var d,l;if(h)for(d=0,l=t.length;l>d;d++)if(t[d]==h){h=null;break}if(h)for(d=0,l=e.length;l>d;d++)if(e[d]==h){h=null;break}h&&e.push(h)}return e}var i=this.edges;void 0==t&&(t=1);var s,o,n=[],r=this.nodes;for(s=0,o=r.length;o>s;s++){for(var a=[r[s]],h=0;t>h;h++)a=a.concat(e(a));n.push(a)}var d=[];for(s=0,len=n.length;len>s;s++)d.push(n[s].length);return d},S.prototype._setSize=function(t,e){this.frame.style.width=t,this.frame.style.height=e,this.frame.canvas.style.width="100%",this.frame.canvas.style.height="100%",this.frame.canvas.width=this.frame.canvas.clientWidth,this.frame.canvas.height=this.frame.canvas.clientHeight},S.prototype._setNodes=function(t){if(this.selection=[],this.nodes=[],this.moving=!1,t){for(var e=!1,i=t.length,s=0;i>s;s++){var o=t[s];if(void 0!=o.value&&(e=!0),void 0==o.id)throw"Column 'id' missing in table with nodes (row "+s+")";this._createNode(o)}e&&this._updateValueRange(this.nodes),this._reposition()}},S.prototype._createNode=function(t){var e,i,s,o,n=t.action?t.action:"update";if("create"===n)s=new x(t,this.images,this.groups,this.constants),e=t.id,i=void 0!==e?this._findNode(e):void 0,void 0!==i?(o=this.nodes[i],this.nodes[i]=s,o.selected&&this._unselectNodes([{row:i}],!1)):this.nodes.push(s),s.isFixed()||(this.moving=!0);else if("update"===n){if(e=t.id,void 0===e)throw"Cannot update a node without id";i=this._findNode(e),void 0!==i?this.nodes[i].setProperties(t,this.constants):(s=new x(t,this.images,this.groups,this.constants),this.nodes.push(s),s.isFixed()||(this.moving=!0))}else{if("delete"!==n)throw"Unknown action "+n+". Choose 'create', 'update', or 'delete'.";if(e=t.id,void 0===e)throw"Cannot delete node without its id";if(i=this._findNode(e),void 0===i)throw"Node with id "+e+" not found";o=this.nodes[i],o.selected&&this._unselectNodes([{row:i}],!1),this.nodes.splice(i,1)}},S.prototype._findNode=function(t){for(var e=this.nodes,i=0,s=e.length;s>i;i++)if(e[i].id===t)return i;return void 0},S.prototype._findNodeByRow=function(t){return this.nodes[t]},S.prototype._setEdges=function(t){if(this.edges=[],t){for(var e=!1,i=t.length,s=0;i>s;s++){var o=t[s];if(void 0===o.from)throw"Column 'from' missing in table with edges (row "+s+")";if(void 0===o.to)throw"Column 'to' missing in table with edges (row "+s+")";void 0!=o.value&&(e=!0),this._createEdge(o)}e&&this._updateValueRange(this.edges)}},S.prototype._createEdge=function(t){var e,i,s,o,n=t.action?t.action:"create";if("create"===n)e=t.id,i=void 0!==e?this._findEdge(e):void 0,s=new T(t,this,this.constants),void 0!==i?(o=this.edges[i],o.from.detachEdge(o),o.to.detachEdge(o),this.edges[i]=s):this.edges.push(s),s.from.attachEdge(s),s.to.attachEdge(s);else if("update"===n){if(e=t.id,void 0===e)throw"Cannot update a edge without id";i=this._findEdge(e),void 0!==i?(s=this.edges[i],s.from.detachEdge(s),s.to.detachEdge(s),s.setProperties(t,this.constants),s.from.attachEdge(s),s.to.attachEdge(s)):(s=new T(t,this,this.constants),s.from.attachEdge(s),s.to.attachEdge(s),this.edges.push(s))}else{if("delete"!==n)throw"Unknown action "+n+". Choose 'create', 'update', or 'delete'.";if(e=t.id,void 0===e)throw"Cannot delete edge without its id";if(i=this._findEdge(e),void 0===i)throw"Edge with id "+e+" not found";o=this.edges[e],s.from.detachEdge(o),s.to.detachEdge(o),this.edges.splice(i,1)}},S.prototype._updateNodeReferences=function(t,e){for(var i=this.edges,s=0,o=i.length;o>s;s++){var n=i[s];n.from===t&&(n.from=e),n.to===t&&(n.to=e)}},S.prototype._findEdge=function(t){for(var e=this.edges,i=0,s=e.length;s>i;i++)if(e[i].id===t)return i;return void 0},S.prototype._findEdgeByRow=function(t){return this.edges[t]},S.prototype._updateValueRange=function(t){var e,i=t.length,s=void 0,o=void 0;for(e=0;i>e;e++){var n=t[e].getValue();void 0!==n&&(s=void 0===s?n:Math.min(n,s),o=void 0===o?n:Math.max(n,o))}if(void 0!==s&&void 0!==o)for(e=0;i>e;e++)t[e].setValueRange(s,o)},S.prototype.redraw=function(){this._setSize(this.width,this.height),this._redraw()},S.prototype._redraw=function(){var t=this.frame.canvas.getContext("2d"),e=this.frame.canvas.width,i=this.frame.canvas.height;t.clearRect(0,0,e,i),t.save(),t.translate(this.translation.x,this.translation.y),t.scale(this.scale,this.scale),this._drawEdges(t),this._drawNodes(t),t.restore()},S.prototype._setTranslation=function(t,e){void 0===this.translation&&(this.translation={x:0,y:0}),void 0!==t&&(this.translation.x=t),void 0!==e&&(this.translation.y=e)},S.prototype._getTranslation=function(){return{x:this.translation.x,y:this.translation.y}},S.prototype._setScale=function(t){this.scale=t},S.prototype._getScale=function(){return this.scale},S.prototype._xToCanvas=function(t){return(t-this.translation.x)/this.scale},S.prototype._canvasToX=function(t){return t*this.scale+this.translation.x},S.prototype._yToCanvas=function(t){return(t-this.translation.y)/this.scale},S.prototype._canvasToY=function(t){return t*this.scale+this.translation.y},S.prototype._getNode=function(t){for(var e=0;this.nodes.length>e;e++)if(this.nodes[e].id==t)return this.nodes[e];return null},S.prototype._drawNodes=function(t){for(var e=this.nodes,i=[],s=0,o=e.length;o>s;s++)e[s].isSelected()?i.push(s):e[s].draw(t);for(var n=0,r=i.length;r>n;n++)e[i[n]].draw(t)},S.prototype._drawEdges=function(t){for(var e=this.edges,i=0,s=e.length;s>i;i++)e[i].draw(t)},S.prototype._reposition=function(){for(var t=2*this.constants.edges.length,e=this.frame.canvas.clientWidth/2,i=this.frame.canvas.clientHeight/2,s=0;this.nodes.length>s;s++){var o=2*Math.PI*(s/this.nodes.length);this.nodes[s].xFixed||(this.nodes[s].x=e+t*Math.cos(o)),this.nodes[s].yFixed||(this.nodes[s].y=i+t*Math.sin(o))}},S.prototype._doStabilize=function(){new Date;for(var t=0,e=this.constants.minVelocity,i=!1;!i&&this.constants.maxIterations>t;)this._calculateForces(),this._discreteStepNodes(),i=!this._isMoving(e),t++;new Date},S.prototype._calculateForces=function(){for(var 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#97B0F8 url('img/cluster_bg.png');\n    color: white;\n}\n.graph .item.cluster.point {\n    border-color: #D5DDF6;\n}\n\n.graph .item.box {\n    text-align: center;\n    border-style: solid;\n    border-width: 1px;\n    border-radius: 5px;\n    -moz-border-radius: 5px; /* For Firefox 3.6 and older */\n}\n\n.graph .item.point {\n    background: none;\n}\n\n.graph .dot {\n    border: 5px solid #97B0F8;\n    position: absolute;\n    border-radius: 5px;\n    -moz-border-radius: 5px;  /* For Firefox 3.6 and older */\n}\n\n.graph .item.range {\n    overflow: hidden;\n    border-style: solid;\n    border-width: 1px;\n    border-radius: 2px;\n    -moz-border-radius: 2px;  /* For Firefox 3.6 and older */\n}\n\n.graph .item.range .drag-left {\n    cursor: w-resize;\n    z-index: 1000;\n}\n\n.graph .item.range .drag-right {\n    cursor: e-resize;\n    z-index: 1000;\n}\n\n.graph .item.range .content {\n    position: relative;\n    display: inline-block;\n}\n\n.graph .item.line {\n    position: 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\ No newline at end of file