183 lines
7.1 KiB
JavaScript
183 lines
7.1 KiB
JavaScript
var labelType, useGradients, nativeTextSupport, animate, json, console, gType;
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(function() {
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var ua = navigator.userAgent,
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iStuff = ua.match(/iPhone/i) || ua.match(/iPad/i),
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typeOfCanvas = typeof HTMLCanvasElement,
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nativeCanvasSupport = (typeOfCanvas == 'object' || typeOfCanvas == 'function'),
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textSupport = nativeCanvasSupport
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&& (typeof document.createElement('canvas').getContext('2d').fillText == 'function');
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//I'm setting this based on the fact that ExCanvas provides text support for IE
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//and that as of today iPhone/iPad current text support is lame
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labelType = (!nativeCanvasSupport || (textSupport && !iStuff))? 'Native' : 'HTML';
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nativeTextSupport = labelType == 'Native';
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useGradients = nativeCanvasSupport;
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animate = !(iStuff || !nativeCanvasSupport);
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})();
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var imgArray = new Object();
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imgArray['Group'] = new Image(); imgArray['Group'].src = '/assets/group.png';
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imgArray['Person'] = new Image(); imgArray['Person'].src = '/assets/person.png';
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imgArray['Bizarre'] = new Image(); imgArray['Bizarre'].src = '/assets/bizarre.png';
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imgArray['Catalyst'] = new Image(); imgArray['Catalyst'].src = '/assets/catalyst.png';
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imgArray['Closed'] = new Image(); imgArray['Closed'].src = '/assets/closed.png';
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imgArray['Experience'] = new Image(); imgArray['Experience'].src = '/assets/experience.png';
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imgArray['Future Dev'] = new Image(); imgArray['Future Dev'].src = '/assets/futuredev.png';
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imgArray['Idea'] = new Image(); imgArray['Idea'].src = '/assets/idea.png';
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imgArray['Implication'] = new Image(); imgArray['Implication'].src = '/assets/implication.png';
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imgArray['Insight'] = new Image(); imgArray['Insight'].src = '/assets/insight.png';
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imgArray['Intention'] = new Image(); imgArray['Intention'].src = '/assets/intention.png';
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imgArray['Knowledge'] = new Image(); imgArray['Knowledge'].src = '/assets/knowledge.png';
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imgArray['Location'] = new Image(); imgArray['Location'].src = '/assets/location.png';
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imgArray['Open Issue'] = new Image(); imgArray['Open Issue'].src = '/assets/openissue.png';
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imgArray['Opinion'] = new Image(); imgArray['Opinion'].src = '/assets/opinion.png';
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imgArray['Opportunity'] = new Image(); imgArray['Opportunity'].src = '/assets/opportunity.png';
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imgArray['Platform'] = new Image(); imgArray['Platform'].src = '/assets/platform.png';
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imgArray['Problem'] = new Image(); imgArray['Problem'].src = '/assets/problem.png';
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imgArray['Question'] = new Image(); imgArray['Question'].src = '/assets/question.png';
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imgArray['Reference'] = new Image(); imgArray['Reference'].src = '/assets/reference.png';
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imgArray['Requirement'] = new Image(); imgArray['Requirement'].src = '/assets/requirement.png';
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imgArray['Resource'] = new Image(); imgArray['Resource'].src = '/assets/resource.png';
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imgArray['Role'] = new Image(); imgArray['Role'].src = '/assets/role.png';
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imgArray['Task'] = new Image(); imgArray['Task'].src = '/assets/task.png';
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imgArray['Tool'] = new Image(); imgArray['Tool'].src = '/assets/tool.png';
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imgArray['Trajectory'] = new Image(); imgArray['Trajectory'].src = '/assets/trajectory.png';
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imgArray['Action'] = new Image(); imgArray['Action'].src = '/assets/action.png';
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imgArray['Activity'] = new Image(); imgArray['Activity'].src = '/assets/activity.png';
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function initialize(type){
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gType = type;
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// init custom node type
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$jit.ForceDirected.Plot.NodeTypes.implement({
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'customNode': {
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'render': function (node, canvas) {
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var pos = node.pos.getc(true),
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dim = node.getData('dim'),
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cat = node.getData('itemcatname'),
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ctx = canvas.getCtx();
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ctx.drawImage(imgArray[cat], pos.x - dim, pos.y - dim, dim*2, dim*2);
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},
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'contains': function(node, pos) {
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var npos = node.pos.getc(true),
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dim = node.getData('dim');
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return this.nodeHelper.circle.contains(npos, pos, dim);
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}
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}
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});
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//implement an edge type
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$jit.ForceDirected.Plot.EdgeTypes.implement({
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'customEdge': {
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'render': function(adj, canvas) {
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//get nodes cartesian coordinates
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var pos = adj.nodeFrom.pos.getc(true);
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var posChild = adj.nodeTo.pos.getc(true);
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var directionCat = adj.getData("category");
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//label placement on edges
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//plot arrow edge
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if (directionCat == "none") {
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this.edgeHelper.line.render({ x: pos.x, y: pos.y }, { x: posChild.x, y: posChild.y }, canvas);
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}
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else if (directionCat == "both") {
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this.edgeHelper.arrow.render({ x: pos.x, y: pos.y }, { x: posChild.x, y: posChild.y }, 40, false, canvas);
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this.edgeHelper.arrow.render({ x: pos.x, y: pos.y }, { x: posChild.x, y: posChild.y }, 40, true, canvas);
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}
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else if (directionCat == "from-to") {
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var direction = adj.data.$direction;
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var inv = (direction && direction.length>1 && direction[0] != adj.nodeFrom.id);
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this.edgeHelper.arrow.render({ x: pos.x, y: pos.y }, { x: posChild.x, y: posChild.y }, 40, inv, canvas);
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}
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//check for edge label in data
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var desc = adj.getData("desc") + ' (' + adj.getData("userid") + ',' + adj.getData("id") + ')';
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var showDesc = adj.getData("showDesc");
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if( desc != "" && showDesc ) {
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//now adjust the label placement
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var radius = canvas.getSize();
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var x = parseInt((pos.x + posChild.x - (desc.length * 5)) /2);
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var y = parseInt((pos.y + posChild.y) /2);
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canvas.getCtx().fillStyle = '#000';
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canvas.getCtx().font = 'bold 14px arial';
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//canvas.getCtx().fillText(desc, x, y);
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}
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}
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}
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});
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// end
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if ( type == "centered") {
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console = new $jit.RGraph(graphSettings(type));
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}
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else if ( type == "arranged" || type == "chaotic" ) {
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// init ForceDirected
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console = new $jit.ForceDirected(graphSettings(type));
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}
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else {
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alert("You didn't specify a type!");
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return false;
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}
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// load JSON data.
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console.loadJSON(json);
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// choose how to plot and animate the data onto the screen
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var chooseAnimate;
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if ( type == "centered") {
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// compute positions incrementally and animate.
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//trigger small animation
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console.graph.eachNode(function(n) {
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var pos = n.getPos();
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pos.setc(-200, -200);
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});
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console.compute('end');
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chooseAnimate = {
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modes:['polar'],
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duration: 2000
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};
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}
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else if ( type == "arranged" ) {
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// compute positions incrementally and animate.
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console.graph.eachNode(function(n) {
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var pos = n.getPos();
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pos.setc(0, 0);
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var newPos = new $jit.Complex();
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newPos.x = n.data.$xloc;
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newPos.y = n.data.$yloc;
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n.setPos(newPos, 'end');
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});
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chooseAnimate = {
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modes: ['linear'],
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transition: $jit.Trans.Quad.easeInOut,
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duration: 2500
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};
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}
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else if ( type == "chaotic" ) {
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// compute positions incrementally and animate.
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console.compute()
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chooseAnimate = {
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modes: ['linear'],
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transition: $jit.Trans.Elastic.easeOut,
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duration: 2500
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};
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}
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$(document).ready(function() {
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if ( type == "centered") {
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console.fx.animate(chooseAnimate);
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}
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else if ( type == "arranged" || type == "chaotic") {
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console.animate(chooseAnimate);
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}
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});
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// end
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}
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