137 lines
4.0 KiB
HTML
137 lines
4.0 KiB
HTML
<!--
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Copyright (c) 2006-2013, JGraph Ltd
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JQuery example for mxGraph. This example demonstrates using
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a JQuery plugin to generate labels for vertices on the fly.
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-->
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<html>
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<head>
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<title>JQuery plugin for labels</title>
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<!-- Sets the basepath for the library if not in same directory -->
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<script type="text/javascript">
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mxBasePath = '../src';
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</script>
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<!-- Loads and initializes the library -->
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<script type="text/javascript" src="../src/js/mxClient.js"></script>
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<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
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<script type="text/javascript" src="http://www.chartjs.org/assets/Chart.js"></script>
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<!-- Example code -->
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<script type="text/javascript">
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// Program starts here. Creates a sample graph in the
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// DOM node with the specified ID. This function is invoked
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// from the onLoad event handler of the document (see below).
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function main(container)
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{
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// Checks if the browser is supported
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if (!mxClient.isBrowserSupported())
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{
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// Displays an error message if the browser is not supported.
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mxUtils.error('Browser is not supported!', 200, false);
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}
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else
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{
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// Fixes possible clipping issues in Chrome
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mxClient.NO_FO = true;
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// Disables the built-in context menu
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mxEvent.disableContextMenu(container);
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// Creates the graph inside the given container
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var graph = new mxGraph(container);
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// Adds custom HTML labels
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graph.setHtmlLabels(true);
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var data = {
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labels : ['January','February','March','April','May','June','July'],
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datasets : [
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{
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fillColor : 'rgba(220,220,220,0.5)',
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strokeColor : 'rgba(220,220,220,1)',
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pointColor : 'rgba(220,220,220,1)',
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pointStrokeColor : '#fff',
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data : [65,59,90,81,56,55,40]
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},
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{
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fillColor : 'rgba(151,187,205,0.5)',
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strokeColor : 'rgba(151,187,205,1)',
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pointColor : 'rgba(151,187,205,1)',
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pointStrokeColor : '#fff',
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data : [28,48,40,19,96,27,100]
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}
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]
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};
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// Returns canvas with dynamic chart for vertex labels
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var graphConvertValueToString = graph.convertValueToString;
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graph.convertValueToString = function(cell)
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{
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if (this.model.isVertex(cell))
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{
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var node = document.createElement('canvas');
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node.setAttribute('width', cell.geometry.width);
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node.setAttribute('height', cell.geometry.height);
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// Document for empty output if not in DOM
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document.body.appendChild(node);
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var ctx = node.getContext("2d");
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new Chart(ctx).Line(data);
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return node;
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}
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return graphConvertValueToString.apply(this, arguments);
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};
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// Enables rubberband selection
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new mxRubberband(graph);
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// Gets the default parent for inserting new cells. This
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// is normally the first child of the root (ie. layer 0).
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var parent = graph.getDefaultParent();
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// Adds cells to the model in a single step
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graph.getModel().beginUpdate();
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try
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{
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var v1 = graph.insertVertex(parent, null, 'Hello,', 20, 20, 220, 180,
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'overflow=fill;fillColor=none;fontColor=#000000;');
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var v2 = graph.insertVertex(parent, null, 'Hello,', 380, 240, 220, 180,
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'overflow=fill;fillColor=none;fontColor=#000000;');
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var e1 = graph.insertEdge(parent, null, '', v1, v2);
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}
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finally
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{
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// Updates the display
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graph.getModel().endUpdate();
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}
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document.body.appendChild(mxUtils.button('+', function()
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{
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graph.zoomIn();
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}));
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document.body.appendChild(mxUtils.button('-', function()
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{
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graph.zoomOut();
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}));
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}
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};
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</script>
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</head>
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<!-- Page passes the container for the graph to the program -->
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<body onload="main(document.getElementById('graphContainer'))">
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<!-- Creates a container for the graph with a grid wallpaper -->
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<div id="graphContainer"
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style="position:relative;overflow:hidden;width:621px;height:461px;cursor:default;border:1px solid gray;">
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</div>
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</body>
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</html>
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