320 lines
7.9 KiB
JavaScript
320 lines
7.9 KiB
JavaScript
function getOffset( el ) {
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var _x = 0, _y = 0
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while( el && !isNaN( el.offsetLeft ) && !isNaN( el.offsetTop ) ) {
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_x += el.offsetLeft - el.scrollLeft
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_y += el.offsetTop - el.scrollTop
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el = el.offsetParent
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}
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return { top: _y, left: _x }
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}
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var offset = getOffset(document.getElementById('chart'))
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var w = window.innerWidth - offset.left,
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h = window.innerHeight - offset.top,
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fill = d3.scale.category20()
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var cp = d3.select("#chart").append("div")
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.attr("id", "controlpanel")
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var btns = cp.append("div")
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.attr("class", "btn-group")
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.attr("data-toggle", "buttons-radio")
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btns.append("button")
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.attr("class", "btn active left")
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.attr("value", "all")
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.text("Alles")
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.on("click", update_graph)
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btns.append("button")
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.attr("class", "btn right")
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.attr("value", "mesh")
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.text("nur Mesh")
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.on("click", update_graph)
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cp.append("label")
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.text("Knoten hervorheben:")
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cp.append("br")
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cp.append("input")
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.on("keyup", function(){show_node(this.value)})
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.on("change", function(){show_node(this.value)})
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function show_node(mac) {
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d3.selectAll("#chart .node")
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.classed("marked", false)
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if (mac.length == 0)
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return
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d3.selectAll("#chart .node")
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.each( function(d) {
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if (d.id == mac)
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d3.select(this)
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.classed("marked", true)
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})
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}
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var hashstr = window.location.hash.substring(1)
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function isConnected(a, b) {
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return linkedByIndex[a.index + "," + b.index] ||
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linkedByIndex[b.index + "," + a.index] ||
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a.index == b.index
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}
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function fade(opacity) {
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return function(d) {
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vis.selectAll("g.node")
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.style("stroke-opacity", function(o) {
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var connected = isConnected(d, o)
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if (connected && opacity != 1)
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d3.select(this)
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.classed("highlight", true)
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else
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d3.select(this)
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.classed("highlight", false)
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thisOpacity = connected?1:opacity
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this.setAttribute('fill-opacity', thisOpacity)
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return thisOpacity
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})
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vis.selectAll(".link *")
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.style("stroke-opacity", function(o) {
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return o.source === d || o.target === d ? 1 : opacity
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})
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}
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}
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function show_node_info(d) {
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if (typeof nodeinfo !== 'undefined')
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nodeinfo.remove();
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nodeinfo = d3.select("#chart")
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.append("div")
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.attr("id", "nodeinfo")
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nodeinfo.append("h1")
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.text(d.name)
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nodeinfo.append("p")
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.text("primary: " + d.id)
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nodeinfo.append("p")
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.text("macs: " + d.macs)
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nodeinfo.append("p")
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.text(d.gps)
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}
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function update_graph() {
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var value = jQuery(this).val()
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update(data, value)
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}
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var vis = d3.select("#chart").append("svg")
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.attr("width", w)
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.attr("height", h)
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vis.append("g").attr("class", "links")
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vis.append("g").attr("class", "nodes")
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var linkedByIndex
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var force = d3.layout.force()
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.charge(-100)
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.gravity(0.02)
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.friction(0.75)
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.theta(0.1)
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.size([w, h])
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force.on("tick", function() {
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var link = vis.selectAll(".link")
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link.selectAll("line")
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.attr("x1", function(d) { return d.source.x })
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.attr("y1", function(d) { return d.source.y })
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.attr("x2", function(d) { return d.target.x })
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.attr("y2", function(d) { return d.target.y })
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link.selectAll(".label")
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.attr("transform", function(d) {
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π = Math.PI
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Δx = d.source.x - d.target.x
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Δy = d.source.y - d.target.y
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m = Δy/Δx
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α = Math.atan(m)
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α += Δx<0?π:0
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sin = Math.sin(α)
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cos = Math.cos(α)
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x = (Math.min(d.source.x, d.target.x) + Math.abs(Δx) / 2)
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y = (Math.min(d.source.y, d.target.y) + Math.abs(Δy) / 2)
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return "matrix(" + [cos, sin, -sin, cos, x, y].join(",") + ")"
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})
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vis.selectAll(".node").attr("transform", function(d) {
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return "translate(" + d.x + "," + d.y + ")";
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})
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})
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var data
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d3.json("nodes.json", function(json) {
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force.linkDistance(function (d) { return d.distance; })
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.linkStrength(function (d) { return d.strength; })
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json.links.forEach(function(d) {
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var node, other
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if (d.source.group == 2) {
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node = d.target;
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other = d.source;
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}
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if (d.target.group == 2) {
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node = d.source;
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other = d.target;
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}
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if (node) {
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if (node.uplinks === undefined)
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node.uplinks = new Array();
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node.uplinks.push(other);
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}
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})
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data = json;
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update(data, "all")
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})
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function update(src, type) {
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var linkdata = data.links;
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var links = force.links(data.links
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.filter(function (d) {
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return type != "mesh" ||
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d.source.group != 2 &&
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d.source.group != 3 &&
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d.target.group != 2 &&
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d.target.group != 3
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})
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).links()
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var link = vis.select("g.links")
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.selectAll("g.link")
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.data(links, function(d) {
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return d.id
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})
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var linkEnter = link.enter().append("g")
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.attr("class", "link")
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linkEnter.append("line")
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.style("stroke-width", function(d) {
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return Math.min(1, d.strength * 2)
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})
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linkEnter.filter(function (d) {
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return d.quality != "TT" && d.quality != "1.000"
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})
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.append("path")
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.attr("class", "label")
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.attr("d", d3.svg.zigzag()
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.amplitude(function (d) {
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return Math.pow((1 - 1/d.quality), 0.5) * 8;
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})
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.len(30)
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.angularFrequency(4)
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)
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link.exit().remove()
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var nodes = force.nodes(data.nodes
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.filter(function (d) {
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return type != "mesh" ||
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(d.group != 2 && d.group != 3)
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})
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).nodes()
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var node = vis.select("g.nodes")
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.selectAll("g.node")
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.data(nodes,
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function(d) {
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return d.id
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}
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)
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var nodeEnter = node.enter().append("g")
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.attr("class", "node")
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.on("mouseover", fade(.2))
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.on("mouseout", fade(1))
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.on("click", show_node_info)
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.call(force.drag)
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nodeEnter.append("ellipse")
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.attr("rx", function(d) {
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if (d.group == 3) return 4
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else return Math.max(10, d.name.length * 5)
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})
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.attr("ry", function(d) {
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if (d.group == 3) return 4
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else return 10
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})
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.style("fill", function(d) {
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if (d.group == 3) return fill(d.group)
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else return ""
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})
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.style("stroke", function(d) {
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return fill(d.group)
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})
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nodeEnter.filter(function(d) {
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return d.group != 3
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})
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.append("text")
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.attr("text-anchor", "middle")
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.attr("y", "4px")
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.text(function(d) { return d.name })
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nodeEnter.append("title")
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.text(function(d) { return d.macs })
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if (type == "mesh") {
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var uplink_info = node.filter(function (d) {
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if (d.uplinks !== undefined)
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return d.uplinks.length > 0;
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else
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return false;
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})
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.append("g");
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uplink_info.append("path")
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.attr("d","m -2.8850049,-13.182327"
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+ "c 7.5369165,0.200772 12.1529864,-1.294922 12.3338513,-10.639456"
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+ "l 2.2140476,1.018191 -3.3137621,-5.293097 -3.2945999,5.20893 2.4339957,-0.995747"
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+ "c -0.4041883,5.76426 -1.1549641,10.561363 -10.3735326,10.701179 z")
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.style("fill", "#333");
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uplink_info.append("text")
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.attr("text-anchor", "middle")
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.attr("y", 3 - 20)
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.text(function (d) {return d.uplinks.length});
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}
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node.exit().remove()
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force.start()
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linkedByIndex = {}
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links.forEach(function(d) {
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linkedByIndex[d.source.index + "," + d.target.index] = 1
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})
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if (hashstr.length != 0)
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show_node(hashstr)
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}
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