forcegraph: unknownNodes, optimize clearing
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cc88109271
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@ -1,7 +1,9 @@
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define(["d3"], function (d3) {
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define(["d3"], function (d3) {
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var margin = 200
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return function (config, linkScale, sidebar, router) {
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return function (config, linkScale, sidebar, router) {
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var self = this
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var self = this
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var svg, canvas, ctx
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var svg, canvas, ctx, screenRect
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var svgNodes, svgLinks
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var svgNodes, svgLinks
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var nodesDict, linksDict
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var nodesDict, linksDict
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var zoomBehavior
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var zoomBehavior
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@ -13,6 +15,8 @@ define(["d3"], function (d3) {
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var highlight
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var highlight
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var highlightedNodes = []
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var highlightedNodes = []
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var highlightedLinks = []
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var highlightedLinks = []
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var nodes = []
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var unknownNodes = []
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var LINK_DISTANCE = 70
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var LINK_DISTANCE = 70
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@ -90,14 +94,24 @@ define(["d3"], function (d3) {
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}
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}
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}
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}
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var translateP, scaleP
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function panzoom() {
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function panzoom() {
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var translate = zoomBehavior.translate()
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var translate = zoomBehavior.translate()
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var scale = zoomBehavior.scale()
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var scale = zoomBehavior.scale()
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panzoomReal(translate, scale)
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panzoomReal(translate, scale)
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translateP = translate
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scaleP = scale
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}
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}
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function panzoomReal(translate, scale) {
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function panzoomReal(translate, scale) {
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screenRect = {left: -translate[0] / scale, top: -translate[1] / scale,
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right: (canvas.width - translate[0]) / scale,
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bottom: (canvas.height - translate[1]) / scale}
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svg.attr("transform", "translate(" + translate + ") " +
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svg.attr("transform", "translate(" + translate + ") " +
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"scale(" + scale + ")")
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"scale(" + scale + ")")
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@ -222,18 +236,47 @@ define(["d3"], function (d3) {
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ctx.fillText(d.label, x, y)
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ctx.fillText(d.label, x, y)
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}
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}
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function visibleLinks(d) {
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return (d.source.x > screenRect.left && d.source.x < screenRect.right &&
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d.source.y > screenRect.top && d.source.y < screenRect.bottom) ||
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(d.target.x > screenRect.left && d.target.x < screenRect.right &&
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d.target.y > screenRect.top && d.target.y < screenRect.bottom)
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}
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function visibleNodes(d) {
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return d.x + margin > screenRect.left && d.x - margin < screenRect.right &&
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d.y + margin > screenRect.top && d.y - margin < screenRect.bottom
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}
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function redraw() {
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function redraw() {
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var translate = zoomBehavior.translate()
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var translate = zoomBehavior.translate()
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var scale = zoomBehavior.scale()
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var scale = zoomBehavior.scale()
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var nodes = intNodes.filter(function (d) { return d.o.node })
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var links = intLinks.filter(visibleLinks)
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var unknownNodes = intNodes.filter(function (d) { return !d.o.node })
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var links = intLinks
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var xExtent = d3.extent(intNodes, function (d) { return d.px })
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ctx.save()
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var yExtent = d3.extent(intNodes, function (d) { return d.py })
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ctx.font = "11px Roboto"
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ctx.font = "11px Roboto"
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ctx.clearRect(0, 0, canvas.width, canvas.height)
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if (translateP) {
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ctx.save()
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ctx.translate(translateP[0], translateP[1])
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ctx.scale(scaleP, scaleP)
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ctx.clearRect(xExtent[0] - margin, yExtent[0] - margin,
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xExtent[1] - xExtent[0] + 2 * margin,
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yExtent[1] - yExtent[0] + 2 * margin)
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ctx.restore()
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}
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ctx.save()
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ctx.translate(translate[0], translate[1])
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ctx.translate(translate[0], translate[1])
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ctx.scale(scale, scale)
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ctx.scale(scale, scale)
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if (!translateP)
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ctx.clearRect(xExtent[0] - margin, yExtent[0] - margin,
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xExtent[1] - xExtent[0] + 2 * margin,
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yExtent[1] - yExtent[0] + 2 * margin)
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if (highlightedLinks.length) {
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if (highlightedLinks.length) {
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ctx.save()
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ctx.save()
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ctx.lineWidth = 16
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ctx.lineWidth = 16
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@ -263,10 +306,11 @@ define(["d3"], function (d3) {
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ctx.textBaseline = "middle"
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ctx.textBaseline = "middle"
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ctx.fillStyle = "rgba(0, 0, 0, 0.6)"
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ctx.fillStyle = "rgba(0, 0, 0, 0.6)"
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intNodes.forEach(drawLabel)
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intNodes.filter(visibleNodes).forEach(drawLabel)
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ctx.beginPath()
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ctx.beginPath()
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unknownNodes.forEach(function (d) {
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unknownNodes.filter(visibleNodes).forEach(function (d) {
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ctx.moveTo(d.x + 8, d.y)
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ctx.moveTo(d.x + 8, d.y)
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ctx.arc(d.x, d.y, 8, 0, 2 * Math.PI)
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ctx.arc(d.x, d.y, 8, 0, 2 * Math.PI)
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})
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})
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@ -278,7 +322,7 @@ define(["d3"], function (d3) {
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ctx.stroke()
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ctx.stroke()
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ctx.beginPath()
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ctx.beginPath()
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nodes.forEach(function (d) {
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nodes.filter(visibleNodes).forEach(function (d) {
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ctx.moveTo(d.x + 8, d.y)
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ctx.moveTo(d.x + 8, d.y)
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ctx.arc(d.x, d.y, 8, 0, 2 * Math.PI)
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ctx.arc(d.x, d.y, 8, 0, 2 * Math.PI)
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})
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})
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@ -447,6 +491,9 @@ define(["d3"], function (d3) {
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svgLinks = updateLinks(visLinks, intLinks)
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svgLinks = updateLinks(visLinks, intLinks)
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svgNodes = updateNodes(visNodes, intNodes)
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svgNodes = updateNodes(visNodes, intNodes)
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nodes = intNodes.filter(function (d) { return d.o.node })
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unknownNodes = intNodes.filter(function (d) { return !d.o.node })
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if (localStorageTest()) {
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if (localStorageTest()) {
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var save = JSON.parse(localStorage.getItem("graph/nodeposition"))
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var save = JSON.parse(localStorage.getItem("graph/nodeposition"))
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