1594 lines
No EOL
61 KiB
JavaScript
1594 lines
No EOL
61 KiB
JavaScript
Metamaps.JIT = {
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vizData: [], // contains the visualization-compatible graph
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/**
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* This method will bind the event handlers it is interested and initialize the class.
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*/
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init: function () {
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var self = Metamaps.JIT;
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$(".zoomIn").click(self.zoomIn);
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$(".zoomOut").click(self.zoomOut);
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$(".centerMap").click(self.centerMap);
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$(".zoomExtents").click(self.zoomExtents);
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},
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/**
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* convert our topic JSON into something JIT can use
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*/
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prepareVizData: function () {
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var self = Metamaps.JIT;
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var topic;
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var mapping;
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var node;
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var nodes = {};
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var existingEdge;
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var edge;
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var edges = [];
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// reset/empty vizData
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self.vizData = [];
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Metamaps.Visualize.loadLater = false;
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Metamaps.Topics.each(function (t) {
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node = t.createNode();
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nodes[node.id] = node;
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});
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Metamaps.Synapses.each(function (s) {
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edge = s.createEdge();
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existingEdge = _.findWhere(edges, {
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nodeFrom: edge.nodeFrom,
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nodeTo: edge.nodeTo
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}) ||
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_.findWhere(edges, {
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nodeFrom: edge.nodeTo,
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nodeTo: edge.nodeFrom
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});
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if (existingEdge) {
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// for when you're dealing with multiple relationships between the same two topics
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if (Metamaps.Active.Map) {
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mapping = s.getMapping();
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existingEdge['$mappingIDs'].push(mapping.isNew() ? mapping.cid : mapping.id);
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}
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existingEdge['$synapseIDs'].push(s.id);
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} else {
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// for when you're dealing with a topic that has relationships to many different nodes
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nodes[edge.nodeFrom].adjacencies.push(edge);
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}
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});
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_.each(nodes, function (node) {
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self.vizData.push(node);
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});
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if (self.vizData.length == 0) {
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Metamaps.Visualize.loadLater = true;
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}
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Metamaps.Visualize.render();
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}, // prepareVizData
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edgeRender: 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 synapse = adj.getData("synapses")[0]; // for now, just grab the first synapse
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var directionCat = synapse.get("category");
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//label placement on edges
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Metamaps.JIT.renderEdgeArrows($jit.Graph.Plot.edgeHelper, adj, synapse);
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//check for edge label in data
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var desc = synapse.get("desc");
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var showDesc = adj.getData("showDesc");
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if (desc != "" && showDesc) {
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// '&' to '&'
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desc = Metamaps.Util.decodeEntities(desc);
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//now adjust the label placement
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var ctx = canvas.getCtx();
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ctx.font = 'bold 14px arial';
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ctx.fillStyle = '#FFF';
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ctx.textBaseline = 'hanging';
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var arrayOfLabelLines = Metamaps.Util.splitLine(desc, 30).split('\n');
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var index, lineWidths = [];
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for (index = 0; index < arrayOfLabelLines.length; ++index) {
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lineWidths.push(ctx.measureText(arrayOfLabelLines[index]).width)
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}
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var width = Math.max.apply(null, lineWidths) + 8;
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var height = (16 * arrayOfLabelLines.length) + 8;
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var x = (pos.x + posChild.x - width) / 2;
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var y = ((pos.y + posChild.y) / 2) - height / 2;
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var radius = 5;
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//render background
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ctx.beginPath();
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ctx.moveTo(x + radius, y);
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ctx.lineTo(x + width - radius, y);
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ctx.quadraticCurveTo(x + width, y, x + width, y + radius);
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ctx.lineTo(x + width, y + height - radius);
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ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height);
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ctx.lineTo(x + radius, y + height);
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ctx.quadraticCurveTo(x, y + height, x, y + height - radius);
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ctx.lineTo(x, y + radius);
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ctx.quadraticCurveTo(x, y, x + radius, y);
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ctx.closePath();
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ctx.fill();
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//render text
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ctx.fillStyle = '#222222';
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ctx.textAlign = 'center';
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for (index = 0; index < arrayOfLabelLines.length; ++index) {
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ctx.fillText(arrayOfLabelLines[index], x + (width / 2), y + 5 + (16 * index));
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}
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}
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}, // edgeRender
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edgeRenderEmbed: 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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Metamaps.JIT.renderEdgeArrows(this.edgeHelper, adj);
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//check for edge label in data
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var desc = adj.getData("desc");
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var showDesc = adj.getData("showDesc");
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if (desc != "" && showDesc) {
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// '&' to '&'
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desc = Metamaps.Util.decodeEntities(desc);
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//now adjust the label placement
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var ctx = canvas.getCtx();
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ctx.font = 'bold 14px arial';
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ctx.fillStyle = '#FFF';
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ctx.textBaseline = 'hanging';
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var arrayOfLabelLines = Metamaps.Util.splitLine(desc, 30).split('\n');
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var index, lineWidths = [];
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for (index = 0; index < arrayOfLabelLines.length; ++index) {
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lineWidths.push(ctx.measureText(arrayOfLabelLines[index]).width)
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}
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var width = Math.max.apply(null, lineWidths) + 8;
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var height = (16 * arrayOfLabelLines.length) + 8;
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var x = (pos.x + posChild.x - width) / 2;
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var y = ((pos.y + posChild.y) / 2) - height / 2;
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var radius = 5;
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//render background
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ctx.beginPath();
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ctx.moveTo(x + radius, y);
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ctx.lineTo(x + width - radius, y);
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ctx.quadraticCurveTo(x + width, y, x + width, y + radius);
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ctx.lineTo(x + width, y + height - radius);
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ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height);
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ctx.lineTo(x + radius, y + height);
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ctx.quadraticCurveTo(x, y + height, x, y + height - radius);
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ctx.lineTo(x, y + radius);
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ctx.quadraticCurveTo(x, y, x + radius, y);
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ctx.closePath();
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ctx.fill();
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//render text
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ctx.fillStyle = '#222222';
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ctx.textAlign = 'center';
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for (index = 0; index < arrayOfLabelLines.length; ++index) {
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ctx.fillText(arrayOfLabelLines[index], x + (width / 2), y + 5 + (16 * index));
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}
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}
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}, // edgeRenderEmbed
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ForceDirected: {
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animateSavedLayout: {
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modes: ['linear'],
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transition: $jit.Trans.Quad.easeInOut,
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duration: 800,
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onComplete: function () {
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Metamaps.Visualize.mGraph.busy = false;
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}
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},
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animateFDLayout: {
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modes: ['linear'],
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transition: $jit.Trans.Elastic.easeOut,
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duration: 800,
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onComplete: function () {
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Metamaps.Visualize.mGraph.busy = false;
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}
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},
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graphSettings: {
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//id of the visualization container
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injectInto: 'infovis',
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//Enable zooming and panning
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//by scrolling and DnD
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Navigation: {
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enable: true,
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//Enable panning events only if we're dragging the empty
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//canvas (and not a node).
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panning: 'avoid nodes',
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zooming: 28 //zoom speed. higher is more sensible
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},
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//background: {
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// type: 'Metamaps'
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//},
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//NodeStyles: {
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// enable: true,
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// type: 'Native',
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// stylesHover: {
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// dim: 30
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// },
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// duration: 300
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//},
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// Change node and edge styles such as
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// color and width.
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// These properties are also set per node
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// with dollar prefixed data-properties in the
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// JSON structure.
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Node: {
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overridable: true,
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color: '#2D6A5D',
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type: 'customNode',
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dim: 25
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},
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Edge: {
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overridable: true,
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color: Metamaps.Settings.colors.synapses.normal,
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type: 'customEdge',
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lineWidth: 2,
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alpha: 0.4
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},
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//Native canvas text styling
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Label: {
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type: 'Native', //Native or HTML
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size: 20,
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family: 'arial',
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textBaseline: 'hanging',
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color: Metamaps.Settings.colors.labels.text
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},
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//Add Tips
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Tips: {
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enable: false,
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onShow: function (tip, node) {}
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},
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// Add node events
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Events: {
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enable: true,
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enableForEdges: true,
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onMouseMove: function (node, eventInfo, e) {
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Metamaps.JIT.onMouseMoveHandler(node, eventInfo, e);
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},
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//Update node positions when dragged
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onDragMove: function (node, eventInfo, e) {
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Metamaps.JIT.onDragMoveTopicHandler(node, eventInfo, e);
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},
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onDragEnd: function (node, eventInfo, e) {
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Metamaps.JIT.onDragEndTopicHandler(node, eventInfo, e, false);
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},
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onDragCancel: function (node, eventInfo, e) {
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Metamaps.JIT.onDragCancelHandler(node, eventInfo, e, false);
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},
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//Implement the same handler for touchscreens
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onTouchStart: function (node, eventInfo, e) {
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//$jit.util.event.stop(e); //stop default touchmove event
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//Metamaps.Visualize.mGraph.events.onMouseDown(e, null, eventInfo);
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Metamaps.Visualize.mGraph.events.touched = true;
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Metamaps.Touch.touchPos = eventInfo.getPos();
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var canvas = Metamaps.Visualize.mGraph.canvas,
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ox = canvas.translateOffsetX;
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oy = canvas.translateOffsetY,
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sx = canvas.scaleOffsetX,
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sy = canvas.scaleOffsetY;
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Metamaps.Touch.touchPos.x *= sx;
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Metamaps.Touch.touchPos.y *= sy;
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Metamaps.Touch.touchPos.x += ox;
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Metamaps.Touch.touchPos.y += oy;
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touchDragNode = node;
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},
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//Implement the same handler for touchscreens
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onTouchMove: function (node, eventInfo, e) {
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if (Metamaps.Touch.touchDragNode) Metamaps.JIT.onDragMoveTopicHandler(Metamaps.Touch.touchDragNode, eventInfo, e);
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else {
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Metamaps.JIT.touchPanZoomHandler(eventInfo, e);
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}
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},
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//Implement the same handler for touchscreens
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onTouchEnd: function (node, eventInfo, e) {
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},
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//Implement the same handler for touchscreens
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onTouchCancel: function (node, eventInfo, e) {
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},
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//Add also a click handler to nodes
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onClick: function (node, eventInfo, e) {
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// remove the rightclickmenu
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$('.rightclickmenu').remove();
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if (Metamaps.Mouse.boxStartCoordinates) {
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Metamaps.Visualize.mGraph.busy = false;
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Metamaps.Mouse.boxEndCoordinates = eventInfo.getPos();
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Metamaps.JIT.selectWithBox(e);
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return;
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}
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if (e.target.id != "infovis-canvas") return false;
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//clicking on a edge, node, or clicking on blank part of canvas?
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if (node.nodeFrom) {
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Metamaps.JIT.selectEdgeOnClickHandler(node, e);
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} else if (node && !node.nodeFrom) {
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Metamaps.JIT.selectNodeOnClickHandler(node, e);
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} else {
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Metamaps.JIT.canvasClickHandler(eventInfo.getPos(), e);
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} //if
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},
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//Add also a click handler to nodes
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onRightClick: function (node, eventInfo, e) {
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// remove the rightclickmenu
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$('.rightclickmenu').remove();
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if (Metamaps.Mouse.boxStartCoordinates) {
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Metamaps.Visualize.mGraph.busy = false;
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Metamaps.Mouse.boxEndCoordinates = eventInfo.getPos();
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Metamaps.JIT.selectWithBox(e);
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return;
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}
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if (e.target.id != "infovis-canvas") return false;
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//clicking on a edge, node, or clicking on blank part of canvas?
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if (node.nodeFrom) {
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Metamaps.JIT.selectEdgeOnRightClickHandler(node, e);
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} else if (node && !node.nodeFrom) {
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Metamaps.JIT.selectNodeOnRightClickHandler(node, e);
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} else {
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console.log('right clicked on open space');
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} //if
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}
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},
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//Number of iterations for the FD algorithm
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iterations: 200,
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//Edge length
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levelDistance: 200,
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},
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nodeSettings: {
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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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topic = node.getData('topic'),
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metacode = topic ? topic.getMetacode() : false,
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ctx = canvas.getCtx();
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// if the topic is selected draw a circle around it
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if (node.selected) {
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ctx.beginPath();
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ctx.arc(pos.x, pos.y, dim + 3, 0, 2 * Math.PI, false);
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ctx.strokeStyle = Metamaps.Settings.colors.topics.selected;
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ctx.lineWidth = 2;
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ctx.stroke();
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}
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if (!metacode ||
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!metacode.get('image') ||
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!metacode.get('image').complete ||
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(typeof metacode.get('image').naturalWidth !== "undefined" &&
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metacode.get('image').naturalWidth === 0)) {
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ctx.beginPath();
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ctx.arc(pos.x, pos.y, dim, 0, 2 * Math.PI, false);
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ctx.fillStyle = '#B6B2FD';
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ctx.fill();
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} else {
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ctx.drawImage(metacode.get('image'), pos.x - dim, pos.y - dim, dim * 2, dim * 2);
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}
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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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arrayOfLabelLines = Metamaps.Util.splitLine(node.name, 30).split('\n'),
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ctx = Metamaps.Visualize.mGraph.canvas.getCtx();
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var height = 25 * arrayOfLabelLines.length;
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var index, lineWidths = [];
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for (index = 0; index < arrayOfLabelLines.length; ++index) {
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lineWidths.push(ctx.measureText(arrayOfLabelLines[index]).width)
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}
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var width = Math.max.apply(null, lineWidths) + 8;
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var labely = npos.y + node.getData("height") + 5 + height / 2;
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var overLabel = this.nodeHelper.rectangle.contains({
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x: npos.x,
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y: labely
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}, pos, width, height);
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return this.nodeHelper.circle.contains(npos, pos, dim) || overLabel;
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}
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}
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},
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edgeSettings: {
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'customEdge': {
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'render': function (adj, canvas) {
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Metamaps.JIT.edgeRender(adj, canvas)
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},
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'contains': function (adj, pos) {
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var from = adj.nodeFrom.pos.getc(),
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to = adj.nodeTo.pos.getc();
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// this fixes an issue where when edges are perfectly horizontal or perfectly vertical
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// it becomes incredibly difficult to hover over them
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if (-1 < pos.x && pos.x < 1) pos.x = 0;
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if (-1 < pos.y && pos.y < 1) pos.y = 0;
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return $jit.Graph.Plot.edgeHelper.line.contains(from, to, pos, adj.Edge.epsilon);
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}
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}
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}
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}, // ForceDirected
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ForceDirected3D: {
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animate: {
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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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onComplete: function () {
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Metamaps.Visualize.mGraph.busy = false;
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}
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},
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graphSettings: {
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//id of the visualization container
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injectInto: 'infovis',
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type: '3D',
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Scene: {
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Lighting: {
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enable: false,
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ambient: [0.5, 0.5, 0.5],
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directional: {
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direction: {
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x: 1,
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y: 0,
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z: -1
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},
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color: [0.9, 0.9, 0.9]
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}
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}
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},
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//Enable zooming and panning
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//by scrolling and DnD
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Navigation: {
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enable: false,
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//Enable panning events only if we're dragging the empty
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//canvas (and not a node).
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panning: 'avoid nodes',
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zooming: 10 //zoom speed. higher is more sensible
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},
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// Change node and edge styles such as
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// color and width.
|
|
// These properties are also set per node
|
|
// with dollar prefixed data-properties in the
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// JSON structure.
|
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Node: {
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overridable: true,
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type: 'sphere',
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dim: 15,
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color: '#ffffff'
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},
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Edge: {
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overridable: false,
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type: 'tube',
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color: '#111',
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lineWidth: 3
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},
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//Native canvas text styling
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Label: {
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type: 'HTML', //Native or HTML
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size: 10,
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style: 'bold'
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},
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// Add node events
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Events: {
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enable: true,
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type: 'Native',
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i: 0,
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onMouseMove: function (node, eventInfo, e) {
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//if(this.i++ % 3) return;
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var pos = eventInfo.getPos();
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Metamaps.Visualize.cameraPosition.x += (pos.x - Metamaps.Visualize.cameraPosition.x) * 0.5;
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Metamaps.Visualize.cameraPosition.y += (-pos.y - Metamaps.Visualize.cameraPosition.y) * 0.5;
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Metamaps.Visualize.mGraph.plot();
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},
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onMouseWheel: function (delta) {
|
|
Metamaps.Visualize.cameraPosition.z += -delta * 20;
|
|
Metamaps.Visualize.mGraph.plot();
|
|
},
|
|
onClick: function () {}
|
|
},
|
|
//Number of iterations for the FD algorithm
|
|
iterations: 200,
|
|
//Edge length
|
|
levelDistance: 100
|
|
},
|
|
nodeSettings: {
|
|
|
|
},
|
|
edgeSettings: {
|
|
|
|
}
|
|
}, // ForceDirected3D
|
|
RGraph: {
|
|
animate: {
|
|
modes: ['polar'],
|
|
duration: 800,
|
|
onComplete: function () {
|
|
Metamaps.Visualize.mGraph.busy = false;
|
|
}
|
|
},
|
|
// this will just be used to patch the ForceDirected graphsettings with the few things which actually differ
|
|
background: {
|
|
//type: 'Metamaps',
|
|
levelDistance: 200,
|
|
numberOfCircles: 4,
|
|
CanvasStyles: {
|
|
strokeStyle: '#333',
|
|
lineWidth: 1.5
|
|
}
|
|
},
|
|
levelDistance: 200
|
|
},
|
|
onMouseEnter: function (edge) {
|
|
if (edge.getData('alpha') === 0) return; // don't do anything if the edge is filtered
|
|
$('canvas').css('cursor', 'pointer');
|
|
var edgeIsSelected = Metamaps.Selected.Edges.indexOf(edge);
|
|
//following if statement only executes if the edge being hovered over is not selected
|
|
if (edgeIsSelected == -1) {
|
|
edge.setData('showDesc', true, 'current');
|
|
edge.setDataset('end', {
|
|
lineWidth: 4,
|
|
alpha: 1
|
|
});
|
|
Metamaps.Visualize.mGraph.fx.animate({
|
|
modes: ['edge-property:lineWidth:color:alpha'],
|
|
duration: 100
|
|
});
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}
|
|
}, // onMouseEnter
|
|
onMouseLeave: function (edge) {
|
|
if (edge.getData('alpha') === 0) return; // don't do anything if the edge is filtered
|
|
$('canvas').css('cursor', 'default');
|
|
var edgeIsSelected = Metamaps.Selected.Edges.indexOf(edge);
|
|
//following if statement only executes if the edge being hovered over is not selected
|
|
if (edgeIsSelected == -1) {
|
|
edge.setData('showDesc', false, 'current');
|
|
edge.setDataset('end', {
|
|
lineWidth: 2,
|
|
alpha: 0.4
|
|
});
|
|
Metamaps.Visualize.mGraph.fx.animate({
|
|
modes: ['edge-property:lineWidth:color:alpha'],
|
|
duration: 100
|
|
});
|
|
}
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}, // onMouseLeave
|
|
onMouseMoveHandler: function (node, eventInfo, e) {
|
|
|
|
var self = Metamaps.JIT;
|
|
|
|
if (Metamaps.Visualize.mGraph.busy) return;
|
|
|
|
var node = eventInfo.getNode();
|
|
var edge = eventInfo.getEdge();
|
|
|
|
//if we're on top of a node object, act like there aren't edges under it
|
|
if (node != false) {
|
|
if (Metamaps.Mouse.edgeHoveringOver) {
|
|
self.onMouseLeave(Metamaps.Mouse.edgeHoveringOver);
|
|
}
|
|
$('canvas').css('cursor', 'pointer');
|
|
return;
|
|
}
|
|
|
|
if (edge == false && Metamaps.Mouse.edgeHoveringOver != false) {
|
|
//mouse not on an edge, but we were on an edge previously
|
|
self.onMouseLeave(Metamaps.Mouse.edgeHoveringOver);
|
|
} else if (edge != false && Metamaps.Mouse.edgeHoveringOver == false) {
|
|
//mouse is on an edge, but there isn't a stored edge
|
|
self.onMouseEnter(edge);
|
|
} else if (edge != false && Metamaps.Mouse.edgeHoveringOver != edge) {
|
|
//mouse is on an edge, but a different edge is stored
|
|
self.onMouseLeave(Metamaps.Mouse.edgeHoveringOver)
|
|
self.onMouseEnter(edge);
|
|
}
|
|
|
|
//could be false
|
|
Metamaps.Mouse.edgeHoveringOver = edge;
|
|
|
|
if (!node && !edge) {
|
|
$('canvas').css('cursor', 'default');
|
|
}
|
|
}, // onMouseMoveHandler
|
|
enterKeyHandler: function () {
|
|
// this is to submit new topic creation
|
|
if (Metamaps.Create.newTopic.beingCreated) {
|
|
Metamaps.Topic.createTopicLocally();
|
|
} else if (Metamaps.Create.newSynapse.beingCreated) {
|
|
Metamaps.Synapse.createSynapseLocally();
|
|
}
|
|
}, //enterKeyHandler
|
|
escKeyHandler: function () {
|
|
Metamaps.Control.deselectAllEdges();
|
|
Metamaps.Control.deselectAllNodes();
|
|
}, //escKeyHandler
|
|
touchPanZoomHandler: function (eventInfo, e) {
|
|
if (e.touches.length == 1) {
|
|
var thispos = Metamaps.Touch.touchPos,
|
|
currentPos = eventInfo.getPos(),
|
|
canvas = Metamaps.Visualize.mGraph.canvas,
|
|
ox = canvas.translateOffsetX,
|
|
oy = canvas.translateOffsetY,
|
|
sx = canvas.scaleOffsetX,
|
|
sy = canvas.scaleOffsetY;
|
|
currentPos.x *= sx;
|
|
currentPos.y *= sy;
|
|
currentPos.x += ox;
|
|
currentPos.y += oy;
|
|
//var x = currentPos.x - thispos.x,
|
|
// y = currentPos.y - thispos.y;
|
|
var x = currentPos.x - thispos.x,
|
|
y = currentPos.y - thispos.y;
|
|
Metamaps.Touch.touchPos = currentPos;
|
|
Metamaps.Visualize.mGraph.canvas.translate(x * 1 / sx, y * 1 / sy);
|
|
} else if (e.touches.length == 2) {
|
|
var touch1 = e.touches[0];
|
|
var touch2 = e.touches[1];
|
|
|
|
var dist = Metamaps.Util.getDistance({
|
|
x: touch1.clientX,
|
|
y: touch1.clientY
|
|
}, {
|
|
x: touch2.clientX,
|
|
y: touch2.clientY
|
|
});
|
|
|
|
if (!lastDist) {
|
|
lastDist = dist;
|
|
}
|
|
|
|
var scale = dist / lastDist;
|
|
|
|
console.log(scale);
|
|
|
|
if (8 >= Metamaps.Visualize.mGraph.canvas.scaleOffsetX * scale && Metamaps.Visualize.mGraph.canvas.scaleOffsetX * scale >= 1) {
|
|
Metamaps.Visualize.mGraph.canvas.scale(scale, scale);
|
|
}
|
|
if (Metamaps.Visualize.mGraph.canvas.scaleOffsetX < 0.5) {
|
|
Metamaps.Visualize.mGraph.canvas.viz.labels.hideLabels(true);
|
|
} else if (Metamaps.Visualize.mGraph.canvas.scaleOffsetX > 0.5) {
|
|
Metamaps.Visualize.mGraph.canvas.viz.labels.hideLabels(false);
|
|
}
|
|
lastDist = dist;
|
|
}
|
|
|
|
}, // touchPanZoomHandler
|
|
onDragMoveTopicHandler: function (node, eventInfo, e) {
|
|
|
|
var self = Metamaps.JIT;
|
|
|
|
if (node && !node.nodeFrom) {
|
|
Metamaps.Create.newTopic.hide();
|
|
Metamaps.Create.newSynapse.hide();
|
|
var pos = eventInfo.getPos();
|
|
// if it's a left click, or a touch, move the node
|
|
if (e.touches || (e.button == 0 && !e.altKey && (e.buttons == 0 || e.buttons == 1 || e.buttons == undefined))) {
|
|
//if the node dragged isn't already selected, select it
|
|
var whatToDo = self.handleSelectionBeforeDragging(node, e);
|
|
if (node.pos.rho || node.pos.rho === 0) {
|
|
var rho = Math.sqrt(pos.x * pos.x + pos.y * pos.y);
|
|
var theta = Math.atan2(pos.y, pos.x);
|
|
node.pos.setp(theta, rho);
|
|
} else if (whatToDo == 'only-drag-this-one') {
|
|
node.pos.setc(pos.x, pos.y);
|
|
node.setData('xloc', pos.x);
|
|
node.setData('yloc', pos.y);
|
|
} else {
|
|
var len = Metamaps.Selected.Nodes.length;
|
|
|
|
//first define offset for each node
|
|
var xOffset = new Array();
|
|
var yOffset = new Array();
|
|
for (var i = 0; i < len; i += 1) {
|
|
var n = Metamaps.Selected.Nodes[i];
|
|
xOffset[i] = n.pos.x - node.pos.x;
|
|
yOffset[i] = n.pos.y - node.pos.y;
|
|
} //for
|
|
|
|
for (var i = 0; i < len; i += 1) {
|
|
var n = Metamaps.Selected.Nodes[i];
|
|
var x = pos.x + xOffset[i];
|
|
var y = pos.y + yOffset[i];
|
|
n.pos.setc(x, y);
|
|
n.setData('xloc', x);
|
|
n.setData('yloc', y);
|
|
} //for
|
|
} //if
|
|
|
|
if (whatToDo == 'deselect') {
|
|
Metamaps.Control.deselectNode(node);
|
|
}
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}
|
|
// if it's a right click or holding down alt, start synapse creation ->third option is for firefox
|
|
else if ((e.button == 2 || (e.button == 0 && e.altKey) || e.buttons == 2) && Metamaps.Active.Mapper) {
|
|
if (tempInit == false) {
|
|
tempNode = node;
|
|
tempInit = true;
|
|
|
|
// set the draw synapse start positions
|
|
var l = Metamaps.Selected.Nodes.length;
|
|
if (l > 0) {
|
|
for (var i = l - 1; i >= 0; i -= 1) {
|
|
var n = Metamaps.Selected.Nodes[i];
|
|
Metamaps.Mouse.synapseStartCoordinates.push({
|
|
x: n.pos.getc().x,
|
|
y: n.pos.getc().y
|
|
});
|
|
}
|
|
} else {
|
|
Metamaps.Mouse.synapseStartCoordinates = [{
|
|
x: tempNode.pos.getc().x,
|
|
y: tempNode.pos.getc().y
|
|
}];
|
|
}
|
|
Metamaps.Mouse.synapseEndCoordinates = {
|
|
x: pos.x,
|
|
y: pos.y
|
|
};
|
|
}
|
|
//
|
|
temp = eventInfo.getNode();
|
|
if (temp != false && temp.id != node.id && Metamaps.Selected.Nodes.indexOf(temp) == -1) { // this means a Node has been returned
|
|
tempNode2 = temp;
|
|
Metamaps.Visualize.mGraph.plot();
|
|
|
|
Metamaps.Mouse.synapseEndCoordinates = {
|
|
x: tempNode2.pos.getc().x,
|
|
y: tempNode2.pos.getc().y
|
|
};
|
|
|
|
// before making the highlighted one bigger, make sure all the others are regular size
|
|
Metamaps.Visualize.mGraph.graph.eachNode(function (n) {
|
|
n.setData('dim', 25, 'current');
|
|
});
|
|
temp.setData('dim', 35, 'current');
|
|
Metamaps.Visualize.mGraph.fx.plotNode(tempNode, Metamaps.Visualize.mGraph.canvas);
|
|
Metamaps.Visualize.mGraph.fx.plotNode(temp, Metamaps.Visualize.mGraph.canvas);
|
|
} else if (!temp) {
|
|
tempNode2 = null;
|
|
Metamaps.Visualize.mGraph.graph.eachNode(function (n) {
|
|
n.setData('dim', 25, 'current');
|
|
});
|
|
//pop up node creation :)
|
|
var myX = e.clientX - 110;
|
|
var myY = e.clientY - 30;
|
|
$('#new_topic').css('left', myX + "px");
|
|
$('#new_topic').css('top', myY + "px");
|
|
$('#new_synapse').css('left', myX + "px");
|
|
$('#new_synapse').css('top', myY + "px");
|
|
Metamaps.Create.newTopic.x = eventInfo.getPos().x;
|
|
Metamaps.Create.newTopic.y = eventInfo.getPos().y;
|
|
Metamaps.Visualize.mGraph.plot();
|
|
|
|
Metamaps.Mouse.synapseEndCoordinates = {
|
|
x: pos.x,
|
|
y: pos.y
|
|
};
|
|
}
|
|
}
|
|
}
|
|
}, // onDragMoveTopicHandler
|
|
onDragCancelHandler: function (node, eventInfo, e) {
|
|
tempNode = null;
|
|
tempNode2 = null;
|
|
tempInit = false;
|
|
// reset the draw synapse positions to false
|
|
Metamaps.Mouse.synapseStartCoordinates = [];
|
|
Metamaps.Mouse.synapseEndCoordinates = null;
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}, // onDragCancelHandler
|
|
onDragEndTopicHandler: function (node, eventInfo, e) {
|
|
var mapping;
|
|
|
|
if (tempInit && tempNode2 == null) {
|
|
// this means you want to add a new topic, and then a synapse
|
|
Metamaps.Create.newTopic.addSynapse = true;
|
|
Metamaps.Create.newTopic.open();
|
|
} else if (tempInit && tempNode2 != null) {
|
|
// this means you want to create a synapse between two existing topics
|
|
Metamaps.Create.newTopic.addSynapse = false;
|
|
Metamaps.Create.newSynapse.topic1id = tempNode.id;
|
|
Metamaps.Create.newSynapse.topic2id = tempNode2.id;
|
|
Metamaps.Create.newSynapse.open();
|
|
tempNode = null;
|
|
tempNode2 = null;
|
|
tempInit = false;
|
|
} else if (!tempInit && node && !node.nodeFrom) {
|
|
// this means you dragged an existing node, autosave that to the database
|
|
if (Metamaps.Active.Map) {
|
|
mapping = node.getData('mapping');
|
|
mapping.set({
|
|
xloc: node.getPos().x,
|
|
yloc: node.getPos().y
|
|
});
|
|
mapping.save();
|
|
}
|
|
}
|
|
}, //onDragEndTopicHandler
|
|
canvasClickHandler: function (canvasLoc, e) {
|
|
//grab the location and timestamp of the click
|
|
var storedTime = Metamaps.Mouse.lastCanvasClick;
|
|
var now = Date.now(); //not compatible with IE8 FYI
|
|
Metamaps.Mouse.lastCanvasClick = now;
|
|
|
|
if (now - storedTime < Metamaps.Mouse.DOUBLE_CLICK_TOLERANCE && !Metamaps.Mouse.didPan) {
|
|
// DOUBLE CLICK
|
|
//pop up node creation :)
|
|
Metamaps.Create.newTopic.addSynapse = false;
|
|
Metamaps.Create.newTopic.x = canvasLoc.x;
|
|
Metamaps.Create.newTopic.y = canvasLoc.y;
|
|
$('#new_topic').css('left', e.clientX + "px");
|
|
$('#new_topic').css('top', e.clientY + "px");
|
|
Metamaps.Create.newTopic.open();
|
|
} else if (!Metamaps.Mouse.didPan) {
|
|
// SINGLE CLICK, no pan
|
|
Metamaps.TopicCard.hideCard();
|
|
Metamaps.SynapseCard.hideCard();
|
|
Metamaps.Create.newTopic.hide();
|
|
Metamaps.Create.newSynapse.hide();
|
|
$('.rightclickmenu').remove();
|
|
// reset the draw synapse positions to false
|
|
Metamaps.Mouse.synapseStartCoordinates = [];
|
|
Metamaps.Mouse.synapseEndCoordinates = null;
|
|
tempInit = false;
|
|
tempNode = null;
|
|
tempNode2 = null;
|
|
Metamaps.Control.deselectAllEdges();
|
|
Metamaps.Control.deselectAllNodes();
|
|
}
|
|
}, //canvasClickHandler
|
|
nodeDoubleClickHandler: function (node, e) {
|
|
|
|
Metamaps.TopicCard.showCard(node);
|
|
|
|
}, // nodeDoubleClickHandler
|
|
edgeDoubleClickHandler: function (adj, e) {
|
|
|
|
Metamaps.SynapseCard.showCard(adj, e);
|
|
|
|
}, // nodeDoubleClickHandler
|
|
nodeWasDoubleClicked: function () {
|
|
//grab the timestamp of the click
|
|
var storedTime = Metamaps.Mouse.lastNodeClick;
|
|
var now = Date.now(); //not compatible with IE8 FYI
|
|
Metamaps.Mouse.lastNodeClick = now;
|
|
|
|
if (now - storedTime < Metamaps.Mouse.DOUBLE_CLICK_TOLERANCE) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}, //nodeWasDoubleClicked;
|
|
handleSelectionBeforeDragging: function (node, e) {
|
|
// four cases:
|
|
// 1 nothing is selected, so pretend you aren't selecting
|
|
// 2 others are selected only and shift, so additionally select this one
|
|
// 3 others are selected only, no shift: drag only this one
|
|
// 4 this node and others were selected, so drag them (just return false)
|
|
//return value: deselect node again after?
|
|
if (Metamaps.Selected.Nodes.length == 0) {
|
|
return 'only-drag-this-one';
|
|
}
|
|
if (Metamaps.Selected.Nodes.indexOf(node) == -1) {
|
|
if (e.shiftKey) {
|
|
Metamaps.Control.selectNode(node,e);
|
|
return 'nothing';
|
|
} else {
|
|
return 'only-drag-this-one';
|
|
}
|
|
}
|
|
return 'nothing'; //case 4?
|
|
}, // handleSelectionBeforeDragging
|
|
selectWithBox: function (e) {
|
|
|
|
var sX = Metamaps.Mouse.boxStartCoordinates.x,
|
|
sY = Metamaps.Mouse.boxStartCoordinates.y,
|
|
eX = Metamaps.Mouse.boxEndCoordinates.x,
|
|
eY = Metamaps.Mouse.boxEndCoordinates.y;
|
|
|
|
if(!(e.shiftKey) && !(e.ctrlKey)){
|
|
Metamaps.Control.deselectAllNodes();
|
|
Metamaps.Control.deselectAllEdges();
|
|
}
|
|
|
|
//select all nodes, and their edges, that are within the box
|
|
Metamaps.Visualize.mGraph.graph.eachNode(function (n) {
|
|
var x = n.pos.x,
|
|
y = n.pos.y;
|
|
|
|
if ((sX < x && x < eX && sY < y && y < eY) || (sX > x && x > eX && sY > y && y > eY) || (sX > x && x > eX && sY < y && y < eY) || (sX < x && x < eX && sY > y && y > eY)) {
|
|
if(e.ctrlKey){
|
|
if(n.selected){
|
|
Metamaps.Control.deselectNode(n);
|
|
}
|
|
else{
|
|
Metamaps.Control.selectNode(n,e);
|
|
}
|
|
}
|
|
else{
|
|
Metamaps.Control.selectNode(n,e);
|
|
}
|
|
}
|
|
});
|
|
|
|
//Convert selection box coordinates to traditional coordinates (+,+) in upper right
|
|
sY = -1 * sY;
|
|
eY = -1 * eY
|
|
|
|
Metamaps.Synapses.each(function(synapse) {
|
|
var fromNodeX = synapse.get('edge').nodeFrom.pos.x;
|
|
var fromNodeY = -1 * synapse.get('edge').nodeFrom.pos.y;
|
|
var toNodeX = synapse.get('edge').nodeTo.pos.x;
|
|
var toNodeY = -1 * synapse.get('edge').nodeTo.pos.y;
|
|
|
|
var maxX = fromNodeX;
|
|
var maxY = fromNodeY;
|
|
var minX = fromNodeX;
|
|
var minY = fromNodeY;
|
|
|
|
//Correct maxX, MaxY values
|
|
(toNodeX > maxX) ? (maxX = toNodeX):(minX = toNodeX);
|
|
(toNodeY > maxY) ? (maxY = toNodeY):(minY = toNodeY);
|
|
|
|
var maxBoxX = sX;
|
|
var maxBoxY = sY;
|
|
var minBoxX = sX;
|
|
var minBoxY = sY;
|
|
|
|
//Correct maxBoxX, maxBoxY values
|
|
(eX > maxBoxX) ? (maxBoxX = eX):(minBoxX = eX);
|
|
(eY > maxBoxY) ? (maxBoxY = eY):(minBoxY = eY);
|
|
|
|
//Fins the slopes from the synapse fromNode to the 4 corners of the selection box
|
|
var slopes = [];
|
|
slopes.push( (sY - fromNodeY) / (sX - fromNodeX) );
|
|
slopes.push( (sY - fromNodeY) / (eX - fromNodeX) );
|
|
slopes.push( (eY - fromNodeY) / (eX - fromNodeX) );
|
|
slopes.push( (eY - fromNodeY) / (sX - fromNodeX) );
|
|
|
|
var minSlope = slopes[0];
|
|
var maxSlope = slopes[0];
|
|
slopes.forEach(function(entry){
|
|
if(entry > maxSlope) maxSlope = entry;
|
|
if(entry < minSlope) minSlope = entry;
|
|
});
|
|
|
|
//Find synapse-in-question's slope
|
|
var synSlope = (toNodeY - fromNodeY) / (toNodeX - fromNodeX);
|
|
var b = fromNodeY - synSlope * fromNodeX;
|
|
|
|
var selectTest = false;
|
|
|
|
//if the synapse slope is within a range that would intersect with the selection box
|
|
if (synSlope <= maxSlope && synSlope >= minSlope){
|
|
var testX = sX;
|
|
var testY = synSlope * testX + b;
|
|
|
|
if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testY >= minBoxY && testY <= maxBoxY){
|
|
selectTest = true;
|
|
}
|
|
|
|
testX = eX;
|
|
testY = synSlope * testX + b;
|
|
|
|
if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testY >= minBoxY && testY <= maxBoxY){
|
|
selectTest = true;
|
|
}
|
|
|
|
testY = sY;
|
|
testX = (testY - b)/synSlope;
|
|
|
|
if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testX >= minBoxX && testY <= maxBoxX){
|
|
selectTest = true;
|
|
}
|
|
|
|
testY = eY;
|
|
testX = (testY - b)/synSlope;
|
|
|
|
if(testX >= minX && testX <= maxX && testY >= minY && testY <= maxY && testX >= minBoxX && testY <= maxBoxX){
|
|
selectTest = true;
|
|
}
|
|
}
|
|
//The test synapse was selected!
|
|
if(selectTest){
|
|
if(e.ctrlKey){
|
|
if(Metamaps.Selected.Edges.indexOf(synapse.get('edge')) != -1 ){
|
|
Metamaps.Control.deselectEdge(synapse.get('edge'));
|
|
}
|
|
else{
|
|
Metamaps.Control.selectEdge(synapse.get('edge'));
|
|
}
|
|
}
|
|
else{
|
|
Metamaps.Control.selectEdge(synapse.get('edge'));
|
|
}
|
|
}
|
|
});
|
|
Metamaps.Mouse.boxStartCoordinates = false;
|
|
Metamaps.Mouse.boxEndCoordinates = false;
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}, // selectWithBox
|
|
drawSelectBox: function (eventInfo, e) {
|
|
var ctx = Metamaps.Visualize.mGraph.canvas.getCtx();
|
|
|
|
var startX = Metamaps.Mouse.boxStartCoordinates.x,
|
|
startY = Metamaps.Mouse.boxStartCoordinates.y,
|
|
currX = eventInfo.getPos().x,
|
|
currY = eventInfo.getPos().y;
|
|
|
|
Metamaps.Visualize.mGraph.canvas.clear();
|
|
Metamaps.Visualize.mGraph.plot();
|
|
|
|
ctx.beginPath();
|
|
ctx.moveTo(startX, startY);
|
|
ctx.lineTo(startX, currY);
|
|
ctx.lineTo(currX, currY);
|
|
ctx.lineTo(currX, startY);
|
|
ctx.lineTo(startX, startY);
|
|
ctx.strokeStyle = "black";
|
|
ctx.stroke();
|
|
}, // drawSelectBox
|
|
selectNodeOnClickHandler: function (node, e) {
|
|
if (Metamaps.Visualize.mGraph.busy) return;
|
|
|
|
var self = Metamaps.JIT;
|
|
|
|
// catch right click on mac, which is often like ctrl+click
|
|
if (navigator.platform.indexOf("Mac") != -1 && e.ctrlKey) {
|
|
self.selectNodeOnRightClickHandler(node, e)
|
|
return;
|
|
}
|
|
|
|
// if on a topic page, let alt+click center you on a new topic
|
|
if (Metamaps.Active.Topic && e.altKey) {
|
|
Metamaps.RGraph.centerOn(node.id);
|
|
return;
|
|
}
|
|
|
|
var check = self.nodeWasDoubleClicked();
|
|
if (check) {
|
|
self.nodeDoubleClickHandler(node, e);
|
|
return;
|
|
} else {
|
|
// wait a certain length of time, then check again, then run this code
|
|
setTimeout(function () {
|
|
if (!Metamaps.JIT.nodeWasDoubleClicked()) {
|
|
if (!e.shiftKey) {
|
|
Metamaps.Control.deselectAllNodes();
|
|
Metamaps.Control.deselectAllEdges();
|
|
}
|
|
if (node.selected) {
|
|
Metamaps.Control.deselectNode(node);
|
|
} else {
|
|
Metamaps.Control.selectNode(node,e);
|
|
}
|
|
//trigger animation to final styles
|
|
Metamaps.Visualize.mGraph.fx.animate({
|
|
modes: ['edge-property:lineWidth:color:alpha'],
|
|
duration: 500
|
|
});
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}
|
|
}, Metamaps.Mouse.DOUBLE_CLICK_TOLERANCE);
|
|
}
|
|
}, //selectNodeOnClickHandler
|
|
selectNodeOnRightClickHandler: function (node, e) {
|
|
// the 'node' variable is a JIT node, the one that was clicked on
|
|
// the 'e' variable is the click event
|
|
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
|
|
if (Metamaps.Visualize.mGraph.busy) return;
|
|
|
|
// delete old right click menu
|
|
$('.rightclickmenu').remove();
|
|
// create new menu for clicked on node
|
|
var rightclickmenu = document.createElement("div");
|
|
rightclickmenu.className = "rightclickmenu";
|
|
|
|
// add the proper options to the menu
|
|
var menustring = '<ul>';
|
|
|
|
if (Metamaps.Active.Mapper) menustring += '<li class="rc-delete">Delete</li>';
|
|
if (Metamaps.Active.Map && Metamaps.Active.Mapper) menustring += '<li class="rc-remove">Remove from map</li>';
|
|
menustring += '<li class="rc-hide">Hide until refresh</li>';
|
|
|
|
if (!Metamaps.Active.Map) menustring += '<li class="rc-center">Center this topic</li>';
|
|
menustring += '<li class="rc-popout">Open in new tab</li>';
|
|
if (Metamaps.Active.Mapper) {
|
|
var options = '<ul><li class="changeP toCommons">commons</li> \
|
|
<li class="changeP toPublic">public</li> \
|
|
<li class="changeP toPrivate">private</li> \
|
|
</ul>';
|
|
|
|
menustring += '<li class="rc-permission">Change permissions' + options + '</li>';
|
|
|
|
var metacodeOptions = $('#metacodeOptions').html();
|
|
|
|
menustring += '<li class="rc-metacode">Change metacode' + metacodeOptions + '</li>';
|
|
}
|
|
|
|
menustring += '</ul>';
|
|
rightclickmenu.innerHTML = menustring;
|
|
|
|
// position the menu where the click happened
|
|
$(rightclickmenu).css({
|
|
left: e.clientX,
|
|
top: e.clientY
|
|
});
|
|
//add the menu to the page
|
|
$('#wrapper').append(rightclickmenu);
|
|
|
|
|
|
// attach events to clicks on the list items
|
|
|
|
// delete the selected things from the database
|
|
$('.rc-delete').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
var n = Metamaps.Selected.Nodes.length;
|
|
var e = Metamaps.Selected.Edges.length;
|
|
var ntext = n == 1 ? "1 topic" : n + " topics";
|
|
var etext = e == 1 ? "1 synapse" : e + " synapses";
|
|
var text = "You have " + ntext + " and " + etext + " selected. ";
|
|
|
|
var r = confirm(text + "Are you sure you want to permanently delete them all? This will remove them from all maps they appear on.");
|
|
if (r == true) {
|
|
Metamaps.Control.deleteSelectedEdges();
|
|
Metamaps.Control.deleteSelectedNodes();
|
|
}
|
|
});
|
|
|
|
// remove the selected things from the map
|
|
$('.rc-remove').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
Metamaps.Control.removeSelectedEdges();
|
|
Metamaps.Control.removeSelectedNodes();
|
|
});
|
|
|
|
// hide selected nodes and synapses until refresh
|
|
$('.rc-hide').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
Metamaps.Control.hideSelectedEdges();
|
|
Metamaps.Control.hideSelectedNodes();
|
|
});
|
|
|
|
// when in radial, center on the topic you picked
|
|
$('.rc-center').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
centerOn(node.id);
|
|
});
|
|
|
|
// open the entity in a new tab
|
|
$('.rc-popout').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
var win = window.open('/topics/' + node.id, '_blank');
|
|
win.focus();
|
|
});
|
|
|
|
// change the permission of all the selected nodes and synapses that you were the originator of
|
|
$('.rc-permission li').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
// $(this).text() will be 'commons' 'public' or 'private'
|
|
Metamaps.Control.updateSelectedPermissions($(this).text());
|
|
});
|
|
|
|
// change the metacode of all the selected nodes that you have edit permission for
|
|
$('.rc-metacode li').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
//
|
|
Metamaps.Control.updateSelectedMetacodes($(this).attr('data-id'));
|
|
});
|
|
|
|
}, //selectNodeOnRightClickHandler
|
|
selectEdgeOnClickHandler: function (adj, e) {
|
|
if (Metamaps.Visualize.mGraph.busy) return;
|
|
|
|
var self = Metamaps.JIT;
|
|
|
|
// catch right click on mac, which is often like ctrl+click
|
|
if (navigator.platform.indexOf("Mac") != -1 && e.ctrlKey) {
|
|
self.selectEdgeOnRightClickHandler(adj, e)
|
|
return;
|
|
}
|
|
|
|
var check = self.nodeWasDoubleClicked();
|
|
if (check) {
|
|
self.edgeDoubleClickHandler(adj, e);
|
|
return;
|
|
} else {
|
|
// wait a certain length of time, then check again, then run this code
|
|
setTimeout(function () {
|
|
if (!Metamaps.JIT.nodeWasDoubleClicked()) {
|
|
if (!e.shiftKey) {
|
|
Metamaps.Control.deselectAllNodes();
|
|
Metamaps.Control.deselectAllEdges();
|
|
}
|
|
if (Metamaps.Selected.Edges.indexOf(adj) !== -1) {
|
|
Metamaps.Control.deselectEdge(adj);
|
|
} else {
|
|
Metamaps.Control.selectEdge(adj);
|
|
}
|
|
Metamaps.Visualize.mGraph.plot();
|
|
}
|
|
}, Metamaps.Mouse.DOUBLE_CLICK_TOLERANCE);
|
|
}
|
|
}, //selectEdgeOnClickHandler
|
|
selectEdgeOnRightClickHandler: function (adj, e) {
|
|
// the 'node' variable is a JIT node, the one that was clicked on
|
|
// the 'e' variable is the click event
|
|
|
|
if (adj.getData('alpha') === 0) return; // don't do anything if the edge is filtered
|
|
|
|
var authorized;
|
|
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
|
|
if (Metamaps.Visualize.mGraph.busy) return;
|
|
|
|
Metamaps.Control.selectEdge(adj);
|
|
|
|
// delete old right click menu
|
|
$('.rightclickmenu').remove();
|
|
// create new menu for clicked on node
|
|
var rightclickmenu = document.createElement("div");
|
|
rightclickmenu.className = "rightclickmenu";
|
|
|
|
// add the proper options to the menu
|
|
var menustring = '<ul>';
|
|
|
|
if (Metamaps.Active.Mapper) menustring += '<li class="rc-delete">Delete</li>';
|
|
if (Metamaps.Active.Map && Metamaps.Active.Map.authorizeToEdit(Metamaps.Active.Mapper)) {
|
|
menustring += '<li class="rc-remove">Remove from map</li>';
|
|
}
|
|
menustring += '<li class="rc-hide">Hide until refresh</li>';
|
|
if (Metamaps.Active.Mapper) {
|
|
var permOptions = '<ul><li class="changeP toCommons">commons</li> \
|
|
<li class="changeP toPublic">public</li> \
|
|
<li class="changeP toPrivate">private</li> \
|
|
</ul>';
|
|
|
|
menustring += '<li class="rc-permission">Change permissions' + permOptions + '</li>';
|
|
}
|
|
|
|
menustring += '</ul>';
|
|
rightclickmenu.innerHTML = menustring;
|
|
|
|
// position the menu where the click happened
|
|
$(rightclickmenu).css({
|
|
left: e.clientX,
|
|
top: e.clientY
|
|
});
|
|
//add the menu to the page
|
|
$('#wrapper').append(rightclickmenu);
|
|
|
|
|
|
// attach events to clicks on the list items
|
|
|
|
// delete the selected things from the database
|
|
$('.rc-delete').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
var n = Metamaps.Selected.Nodes.length;
|
|
var e = Metamaps.Selected.Edges.length;
|
|
var ntext = n == 1 ? "1 topic" : n + " topics";
|
|
var etext = e == 1 ? "1 synapse" : e + " synapses";
|
|
var text = "You have " + ntext + " and " + etext + " selected. ";
|
|
|
|
var r = confirm(text + "Are you sure you want to permanently delete them all? This will remove them from all maps they appear on.");
|
|
if (r == true) {
|
|
Metamaps.Control.deleteSelectedEdges();
|
|
Metamaps.Control.deleteSelectedNodes();
|
|
}
|
|
});
|
|
|
|
// remove the selected things from the map
|
|
$('.rc-remove').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
Metamaps.Control.removeSelectedEdges();
|
|
Metamaps.Control.removeSelectedNodes();
|
|
});
|
|
|
|
// hide selected nodes and synapses until refresh
|
|
$('.rc-hide').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
Metamaps.Control.hideSelectedEdges();
|
|
Metamaps.Control.hideSelectedNodes();
|
|
});
|
|
|
|
// change the permission of all the selected nodes and synapses that you were the originator of
|
|
$('.rc-permission li').click(function () {
|
|
$('.rightclickmenu').remove();
|
|
// $(this).text() will be 'commons' 'public' or 'private'
|
|
Metamaps.Control.updateSelectedPermissions($(this).text());
|
|
});
|
|
|
|
}, //selectEdgeOnRightClickHandler
|
|
SmoothPanning: function () {
|
|
|
|
var sx = Metamaps.Visualize.mGraph.canvas.scaleOffsetX,
|
|
sy = Metamaps.Visualize.mGraph.canvas.scaleOffsetY,
|
|
y_velocity = Metamaps.Mouse.changeInY, // initial y velocity
|
|
x_velocity = Metamaps.Mouse.changeInX, // initial x velocity
|
|
easing = 1; // frictional value
|
|
|
|
easing = 1;
|
|
window.clearInterval(panningInt)
|
|
panningInt = setInterval(function () {
|
|
myTimer()
|
|
}, 1);
|
|
|
|
function myTimer() {
|
|
Metamaps.Visualize.mGraph.canvas.translate(x_velocity * easing * 1 / sx, y_velocity * easing * 1 / sy);
|
|
easing = easing * 0.75;
|
|
|
|
if (easing < 0.1) window.clearInterval(panningInt);
|
|
}
|
|
}, // SmoothPanning
|
|
renderMidArrow: function (from, to, dim, swap, canvas, placement, newSynapse) {
|
|
var ctx = canvas.getCtx();
|
|
// invert edge direction
|
|
if (swap) {
|
|
var tmp = from;
|
|
from = to;
|
|
to = tmp;
|
|
}
|
|
// vect represents a line from tip to tail of the arrow
|
|
var vect = new $jit.Complex(to.x - from.x, to.y - from.y);
|
|
// scale it
|
|
vect.$scale(dim / vect.norm());
|
|
// compute the midpoint of the edge line
|
|
var newX = (to.x - from.x) * placement + from.x;
|
|
var newY = (to.y - from.y) * placement + from.y;
|
|
var midPoint = new $jit.Complex(newX, newY);
|
|
|
|
// move midpoint by half the "length" of the arrow so the arrow is centered on the midpoint
|
|
var arrowPoint = new $jit.Complex((vect.x / 0.7) + midPoint.x, (vect.y / 0.7) + midPoint.y);
|
|
// compute the tail intersection point with the edge line
|
|
var intermediatePoint = new $jit.Complex(arrowPoint.x - vect.x, arrowPoint.y - vect.y);
|
|
// vector perpendicular to vect
|
|
var normal = new $jit.Complex(-vect.y / 2, vect.x / 2);
|
|
var v1 = intermediatePoint.add(normal);
|
|
var v2 = intermediatePoint.$add(normal.$scale(-1));
|
|
|
|
if (newSynapse) {
|
|
ctx.strokeStyle = "#222222";
|
|
ctx.lineWidth = 2;
|
|
ctx.globalAlpha = 0.4;
|
|
}
|
|
ctx.beginPath();
|
|
ctx.moveTo(from.x, from.y);
|
|
ctx.lineTo(to.x, to.y);
|
|
ctx.stroke();
|
|
ctx.beginPath();
|
|
ctx.moveTo(v1.x, v1.y);
|
|
ctx.lineTo(arrowPoint.x, arrowPoint.y);
|
|
ctx.lineTo(v2.x, v2.y);
|
|
ctx.stroke();
|
|
}, // renderMidArrow
|
|
renderEdgeArrows: function (edgeHelper, adj, synapse) {
|
|
|
|
var self = Metamaps.JIT;
|
|
|
|
var canvas = Metamaps.Visualize.mGraph.canvas;
|
|
|
|
var directionCat = synapse.get('category');
|
|
var direction = synapse.getDirection();
|
|
|
|
var pos = adj.nodeFrom.pos.getc(true);
|
|
var posChild = adj.nodeTo.pos.getc(true);
|
|
|
|
//plot arrow edge
|
|
if (directionCat == "none") {
|
|
edgeHelper.line.render({
|
|
x: pos.x,
|
|
y: pos.y
|
|
}, {
|
|
x: posChild.x,
|
|
y: posChild.y
|
|
}, canvas);
|
|
} else if (directionCat == "both") {
|
|
self.renderMidArrow({
|
|
x: pos.x,
|
|
y: pos.y
|
|
}, {
|
|
x: posChild.x,
|
|
y: posChild.y
|
|
}, 13, true, canvas, 0.7);
|
|
self.renderMidArrow({
|
|
x: pos.x,
|
|
y: pos.y
|
|
}, {
|
|
x: posChild.x,
|
|
y: posChild.y
|
|
}, 13, false, canvas, 0.7);
|
|
} else if (directionCat == "from-to") {
|
|
var direction = adj.data.$direction;
|
|
var inv = (direction && direction.length > 1 && direction[0] != adj.nodeFrom.id);
|
|
self.renderMidArrow({
|
|
x: pos.x,
|
|
y: pos.y
|
|
}, {
|
|
x: posChild.x,
|
|
y: posChild.y
|
|
}, 13, inv, canvas, 0.7);
|
|
self.renderMidArrow({
|
|
x: pos.x,
|
|
y: pos.y
|
|
}, {
|
|
x: posChild.x,
|
|
y: posChild.y
|
|
}, 13, inv, canvas, 0.3);
|
|
}
|
|
}, //renderEdgeArrows
|
|
zoomIn: function () {
|
|
Metamaps.Visualize.mGraph.canvas.scale(1.25,1.25);
|
|
},
|
|
zoomOut: function () {
|
|
Metamaps.Visualize.mGraph.canvas.scale(0.8,0.8);
|
|
},
|
|
centerMap: function () {
|
|
var canvas = Metamaps.Visualize.mGraph.canvas;
|
|
var offsetScale = canvas.scaleOffsetX;
|
|
|
|
canvas.scale(1/offsetScale,1/offsetScale);
|
|
|
|
var offsetX = canvas.translateOffsetX;
|
|
var offsetY = canvas.translateOffsetY;
|
|
|
|
canvas.translate(-1*offsetX,-1*offsetY);
|
|
},
|
|
zoomExtents: function () {
|
|
Metamaps.JIT.centerMap();
|
|
var height = $(document).height(),
|
|
width = $(document).width(),
|
|
maxX, minX, maxY, minY, counter = 0;
|
|
|
|
|
|
if (Metamaps.Selected.Nodes.length > 0) {
|
|
var nodes = Metamaps.Selected.Nodes;
|
|
|
|
if(nodes.length > 1){
|
|
nodes.forEach(function (n) {
|
|
var x = n.pos.x,
|
|
y = n.pos.y;
|
|
|
|
if (counter == 0){
|
|
maxX = x;
|
|
minX = x;
|
|
maxY = y;
|
|
minY = y;
|
|
}
|
|
|
|
maxX = Math.max(x,maxX);
|
|
maxY = Math.max(y,maxY);
|
|
minX = Math.min(x,minX);
|
|
minY = Math.min(y,minY);
|
|
|
|
counter++;
|
|
});
|
|
|
|
var spanX = maxX - minX;
|
|
var spanY = maxY - minY;
|
|
var ratioX = spanX / width;
|
|
var ratioY = spanY / height;
|
|
|
|
var newRatio = Math.max(ratioX,ratioY);
|
|
|
|
var canvas = Metamaps.Visualize.mGraph.canvas;
|
|
|
|
canvas.scale(1/newRatio*0.8,1/newRatio*0.8);
|
|
|
|
counter = 0;
|
|
|
|
nodes.forEach(function (n) {
|
|
var x = n.pos.x,
|
|
y = n.pos.y;
|
|
|
|
if (counter == 0){
|
|
maxX = x;
|
|
minX = x;
|
|
maxY = y;
|
|
minY = y;
|
|
}
|
|
|
|
maxX = Math.max(x,maxX);
|
|
maxY = Math.max(y,maxY);
|
|
minX = Math.min(x,minX);
|
|
minY = Math.min(y,minY);
|
|
|
|
counter++;
|
|
});
|
|
}
|
|
}
|
|
else{
|
|
var nodes = Metamaps.Visualize.mGraph.graph;
|
|
|
|
if(Object.keys(nodes).length >1){
|
|
nodes.eachNode(function (n) {
|
|
var x = n.pos.x,
|
|
y = n.pos.y;
|
|
|
|
if (counter == 0){
|
|
maxX = x;
|
|
minX = x;
|
|
maxY = y;
|
|
minY = y;
|
|
}
|
|
|
|
maxX = Math.max(x,maxX);
|
|
maxY = Math.max(y,maxY);
|
|
minX = Math.min(x,minX);
|
|
minY = Math.min(y,minY);
|
|
|
|
counter++;
|
|
});
|
|
|
|
var spanX = maxX - minX;
|
|
var spanY = maxY - minY;
|
|
var ratioX = spanX / width;
|
|
var ratioY = spanY / height;
|
|
|
|
var newRatio = Math.max(ratioX,ratioY);
|
|
|
|
var canvas = Metamaps.Visualize.mGraph.canvas;
|
|
|
|
canvas.scale(1/newRatio*0.8,1/newRatio*0.8);
|
|
|
|
counter = 0;
|
|
|
|
nodes.eachNode(function (n) {
|
|
var x = n.pos.x,
|
|
y = n.pos.y;
|
|
|
|
if (counter == 0){
|
|
maxX = x;
|
|
minX = x;
|
|
maxY = y;
|
|
minY = y;
|
|
}
|
|
|
|
maxX = Math.max(x,maxX);
|
|
maxY = Math.max(y,maxY);
|
|
minX = Math.min(x,minX);
|
|
minY = Math.min(y,minY);
|
|
|
|
counter++;
|
|
});
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
var cogX = (maxX + minX)/2;
|
|
var cogY = (maxY + minY)/2;
|
|
|
|
canvas.translate(-1* cogX, -1* cogY);
|
|
}
|
|
}; |