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90 lines
2.9 KiB
90 lines
2.9 KiB
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<title>Graph 3D animation moving dots</title>
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<style>
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body {font: 10pt arial;}
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</style>
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<script type="text/javascript" src="http://www.google.com/jsapi"></script>
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<script type="text/javascript" src="../graph3d.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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google.load("visualization", "1");
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// Set callback to run when API is loaded
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google.setOnLoadCallback(drawVisualization);
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// Called when the Visualization API is loaded.
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function drawVisualization() {
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// create the data table.
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data = new google.visualization.DataTable();
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data.addColumn('number', 'x');
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data.addColumn('number', 'y');
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data.addColumn('number', 'z');
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data.addColumn('number', 'color value');
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data.addColumn('number', 'time');
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// create some shortcuts to math functions
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var sin = Math.sin;
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var cos = Math.cos;
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var pi = Math.PI;
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// create the animation data
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var tmax = 2.0 * pi;
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var tstep = tmax / 75;
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var dotCount = 1; // set this to 1, 2, 3, 4, ...
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for (var t = 0; t < tmax; t += tstep) {
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var tgroup = parseFloat(t.toFixed(2));
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var value = t;
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// a dot in the center
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data.addRow([0, 0, 0, value, tgroup]);
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// one or multiple dots moving around the center
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for (var dot = 0; dot < dotCount; dot++) {
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var tdot = t + 2*pi * dot / dotCount;
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data.addRow([sin(tdot), cos(tdot), sin(tdot), value, tgroup]);
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data.addRow([sin(tdot), -cos(tdot), sin(tdot + tmax*1/2), value, tgroup]);
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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: "dot-color",
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showPerspective: true,
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showGrid: true,
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keepAspectRatio: true,
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verticalRatio: 1.0,
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animationInterval: 35, // milliseconds
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animationPreload: false,
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animationAutoStart: true,
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cameraPosition:
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{
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horizontal: 2.7,
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vertical: 0.0,
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distance: 1.65
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}
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};
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// Instantiate our graph object.
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graph = new links.Graph3d(document.getElementById('mygraph'));
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// Draw our graph with the created data and options
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graph.draw(data, options);
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}
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</script>
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</head>
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<body>
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<div id="mygraph"></div>
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<div id="info"></div>
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</body>
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</html>
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