<!doctype html>
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<html>
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<head>
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<title>Graph 3D tooltips</title>
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<style>
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body {font: 10pt arial;}
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div#info {
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width : 600px;
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text-align: center;
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margin-top: 2em;
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font-size : 1.2em;
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}
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</style>
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<script type="text/javascript" src="../../dist/vis.js"></script>
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<script type="text/javascript">
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var data = null;
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var graph = null;
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function custom(x, y) {
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return (-Math.sin(x/Math.PI) * Math.cos(y/Math.PI) * 10 + 10);
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}
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// Called when the Visualization API is loaded.
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function drawVisualization() {
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var style = document.getElementById('style').value;
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var withValue = ['bar-color', 'bar-size', 'dot-size', 'dot-color'].indexOf(style) != -1;
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// Create and populate a data table.
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data = new vis.DataSet();
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var extra_content = [
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'Arbitrary information',
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'You can access data from the point source object',
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'Tooltip example content',
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];
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// create some nice looking data with sin/cos
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var steps = 5; // number of datapoints will be steps*steps
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var axisMax = 10;
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var axisStep = axisMax / steps;
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for (var x = 0; x <= axisMax; x+=axisStep) {
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for (var y = 0; y <= axisMax; y+=axisStep) {
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var z = custom(x,y);
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if (withValue) {
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var value = (y - x);
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data.add({x:x, y:y, z: z, style:value, extra: extra_content[(x*y) % extra_content.length]});
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}
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else {
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data.add({x:x, y:y, z: z, extra: extra_content[(x*y) % extra_content.length]});
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}
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}
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}
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// specify options
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var options = {
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width: '600px',
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height: '600px',
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style: style,
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showPerspective: true,
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showLegend: true,
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showGrid: true,
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showShadow: false,
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// Option tooltip can be true, false, or a function returning a string with HTML contents
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tooltip: function (point) {
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// parameter point contains properties x, y, z, and data
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// data is the original object passed to the point constructor
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return 'value: <b>' + point.z + '</b><br>' + point.data.extra;
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},
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// Tooltip default styling can be overridden
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tooltipStyle: {
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content: {
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background : 'rgba(255, 255, 255, 0.7)',
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padding : '10px',
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borderRadius : '10px'
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},
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line: {
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borderLeft : '1px dotted rgba(0, 0, 0, 0.5)'
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},
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dot: {
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border : '5px solid rgba(0, 0, 0, 0.5)'
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}
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},
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keepAspectRatio: true,
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verticalRatio: 0.5
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};
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var camera = graph ? graph.getCameraPosition() : null;
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// create our graph
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var container = document.getElementById('mygraph');
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graph = new vis.Graph3d(container, data, options);
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if (camera) graph.setCameraPosition(camera); // restore camera position
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document.getElementById('style').onchange = drawVisualization;
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}
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</script>
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</head>
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<body onload="drawVisualization()">
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<p>
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<label for="style"> Style:
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<select id="style">
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<option value="bar">bar</option>
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<option value="bar-color">bar-color</option>
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<option value="bar-size">bar-size</option>
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<option value="dot">dot</option>
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<option value="dot-line">dot-line</option>
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<option value="dot-color">dot-color</option>
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<option value="dot-size">dot-size</option>
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<option value="grid">grid</option>
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<option value="line">line</option>
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<option value="surface">surface</option>
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</select>
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</label>
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</p>
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<div id="mygraph"></div>
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<div id="info">Hover the mouse cursor over the graph to see tooltips.</div>
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</body>
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</html>
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