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290 lines
9.4 KiB
290 lines
9.4 KiB
<script src="src/sigma.core.js"></script>
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<script src="src/conrad.js"></script>
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<script src="src/utils/sigma.utils.js"></script>
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<script src="src/utils/sigma.polyfills.js"></script>
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<script src="src/sigma.settings.js"></script>
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<script src="src/classes/sigma.classes.dispatcher.js"></script>
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<script src="src/classes/sigma.classes.configurable.js"></script>
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<script src="src/classes/sigma.classes.graph.js"></script>
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<script src="src/classes/sigma.classes.camera.js"></script>
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<script src="src/classes/sigma.classes.quad.js"></script>
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<script src="src/classes/sigma.classes.edgequad.js"></script>
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<script src="src/captors/sigma.captors.mouse.js"></script>
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<script src="src/captors/sigma.captors.touch.js"></script>
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<script src="src/renderers/sigma.renderers.canvas.js"></script>
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<script src="src/renderers/sigma.renderers.webgl.js"></script>
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<script src="src/renderers/sigma.renderers.svg.js"></script>
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<script src="src/renderers/sigma.renderers.def.js"></script>
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<script src="src/renderers/webgl/sigma.webgl.nodes.def.js"></script>
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<script src="src/renderers/webgl/sigma.webgl.nodes.fast.js"></script>
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<script src="src/renderers/webgl/sigma.webgl.edges.def.js"></script>
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<script src="src/renderers/webgl/sigma.webgl.edges.fast.js"></script>
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<script src="src/renderers/webgl/sigma.webgl.edges.arrow.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.labels.def.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.hovers.def.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.nodes.def.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edges.def.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edges.curve.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edges.arrow.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edges.curvedArrow.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edgehovers.def.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edgehovers.curve.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edgehovers.arrow.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.edgehovers.curvedArrow.js"></script>
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<script src="src/renderers/canvas/sigma.canvas.extremities.def.js"></script>
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<script src="src/renderers/svg/sigma.svg.utils.js"></script>
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<script src="src/renderers/svg/sigma.svg.nodes.def.js"></script>
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<script src="src/renderers/svg/sigma.svg.edges.def.js"></script>
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<script src="src/renderers/svg/sigma.svg.edges.curve.js"></script>
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<script src="src/renderers/svg/sigma.svg.labels.def.js"></script>
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<script src="src/renderers/svg/sigma.svg.hovers.def.js"></script>
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<script src="src/middlewares/sigma.middlewares.rescale.js"></script>
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<script src="src/middlewares/sigma.middlewares.copy.js"></script>
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<script src="src/misc/sigma.misc.animation.js"></script>
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<script src="src/misc/sigma.misc.bindEvents.js"></script>
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<script src="src/misc/sigma.misc.bindDOMEvents.js"></script>
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<script src="src/misc/sigma.misc.drawHovers.js"></script>
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<script src="src/plugins/sigma.plugins.neighborhoods/sigma.plugins.neighborhoods.js"></script>
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<script src="src/plugins/sigma.layout.forceAtlas2/supervisor.js"></script>
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<script src="src/plugins/sigma.layout.forceAtlas2/worker.js"></script>
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<script src="src/jquery-2.1.1.min.js"></script>
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<!-- END SIGMA IMPORTS -->
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<div id="container">
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<style>
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#graph-container {
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top: 0;
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bottom: 0;
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left: 0;
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right: 0;
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position: absolute;
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}
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</style>
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<div id="graph-container"></div>
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</div>
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<script src="src/worker.js"></script>
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<script src="src/supervisor.js"></script>
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<script>
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sigma.utils.pkg('sigma.canvas.nodes');
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sigma.canvas.nodes.image = (function() {
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var _cache = {},
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_loading = {},
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_callbacks = {};
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// Return the renderer itself:
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var renderer = function(node, context, settings) {
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var args = arguments,
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prefix = settings('prefix') || '',
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size = node[prefix + 'size'],
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color = node.color || settings('defaultNodeColor'),
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url = node.url;
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if (_cache[url]) {
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context.save();
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// Draw the clipping disc:
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context.beginPath();
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context.arc(
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node[prefix + 'x'],
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node[prefix + 'y'],
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node[prefix + 'size'],
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0,
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Math.PI * 2,
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true
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);
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context.closePath();
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context.clip();
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// Draw the image
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context.drawImage(
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_cache[url],
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node[prefix + 'x'] - size,
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node[prefix + 'y'] - size,
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2 * size,
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2 * size
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);
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// Quit the "clipping mode":
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context.restore();
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// Draw the border:
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context.beginPath();
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context.arc(
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node[prefix + 'x'],
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node[prefix + 'y'],
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node[prefix + 'size'],
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0,
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Math.PI * 2,
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true
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);
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context.lineWidth = size / 5;
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context.strokeStyle = node.color || settings('defaultNodeColor');
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context.stroke();
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} else {
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sigma.canvas.nodes.image.cache(url);
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sigma.canvas.nodes.def.apply(
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sigma.canvas.nodes,
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args
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);
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}
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};
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// Let's add a public method to cache images, to make it possible to
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// preload images before the initial rendering:
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renderer.cache = function(url, callback) {
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if (callback)
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_callbacks[url] = callback;
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if (_loading[url])
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return;
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var img = new Image();
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img.onload = function() {
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_loading[url] = false;
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_cache[url] = img;
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if (_callbacks[url]) {
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_callbacks[url].call(this, img);
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delete _callbacks[url];
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}
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};
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_loading[url] = true;
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img.src = url;
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};
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return renderer;
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})();
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// Now that's the renderer has been implemented, let's generate a graph
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// to render:
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var i,
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s,
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img,
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N = 50,
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E = 300,
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g = {
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nodes: [],
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edges: []
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},
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urls = [
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'img/img1.png',
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'img/img2.png',
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'img/img3.png',
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'img/img4.png'
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],
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loaded = 0,
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colors = [
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'#617db4',
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'#668f3c',
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'#c6583e',
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'#b956af'
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];
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// // Generate a random graph, with ~30% nodes having the type "image":
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// for (i = 0; i < N; i++) {
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// img = Math.random() >= 0.7;
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// g.nodes.push({
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// id: 'n' + i,
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// label: 'Node ' + i,
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// type: img ? 'image' : 'def',
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// url: img ? urls[Math.floor(Math.random() * urls.length)] : null,
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// x: Math.random(),
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// y: Math.random(),
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// size: Math.random(),
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// color: colors[Math.floor(Math.random() * colors.length)]
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// });
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// }
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//
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// for (i = 0; i < E; i++)
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// g.edges.push({
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// id: 'e' + i,
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// source: 'n' + (Math.random() * N | 0),
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// target: 'n' + (Math.random() * N | 0),
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// size: Math.random()
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// });
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// Then, wait for all images to be loaded before instanciating sigma:
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s = new sigma({
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graph: g,
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renderer: {
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// IMPORTANT:
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// This works only with the canvas renderer, so the
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// renderer type set as "canvas" is necessary here.
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container: document.getElementById('graph-container'),
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type: 'canvas'
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},
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settings: {
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minNodeSize: 8,
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maxNodeSize: 16,
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}
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});
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connection = new WebSocket('ws://127.0.0.1:4444');
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connection.onopen = function ()
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{
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console.log('Connected!');
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connection.send('Ping'); // Send the message 'Ping' to the server
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};
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// Log errors
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connection.onerror = function (error)
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{
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console.log('WebSocket Error ' + error);
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};
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function addNodeToGraph(request)
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{
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s.graph.addNode({
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id: request.id,
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label: request.name,
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type: img ? 'image' : 'def',
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url: request.url,
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x: request.x,
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y: request.y,
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size: Math.random(),
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color: colors[Math.floor(Math.random() * colors.length)]
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});
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s.refresh();
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}
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function addEdgeToGraph(request)
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{
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s.graph.addEdge({
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id: request.id,
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source: request.p1,
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target: request.p2,
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size: Math.random(),
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});
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s.refresh();
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}
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// Log messages from the server
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connection.onmessage = function (e)
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{
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var request = JSON.parse(e.data);
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if(request.action == 1)
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{
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addNodeToGraph(request);
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}
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else if(request.action == 2)
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{
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addEdgeToGraph(request);
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}
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console.log('Server: ' + e.data);
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};
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//s.startForceAtlas2({worker: true, barnesHutOptimize: false});
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</script>
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