254 lines
6.8 KiB
JavaScript
254 lines
6.8 KiB
JavaScript
function getOffset( el ) {
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var _x = 0;
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var _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").classed("marked", false);
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if (mac.length == 0)
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return;
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d3.selectAll("#chart .node").each( function(d) {
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if (d.id == mac)
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d3.select(this).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 update_graph() {
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var value = jQuery(this).val()
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render_graph(value);
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}
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render_graph("all");
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function render_graph(type) {
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d3.select("#chart svg").remove();
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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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d3.json("nodes.json", function(json) {
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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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.linkDistance(function (d) { return d.distance; })
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.linkStrength(function (d) { return d.strength; })
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.nodes(json.nodes)
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.links(json.links)
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.size([w, h])
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.start();
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var linkedByIndex = {};
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json.links.forEach(function(d) {
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linkedByIndex[d.source.index + "," + d.target.index] = 1;
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});
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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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var linkdata = json.links;
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if (type == "mesh")
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linkdata = json.links.filter( function (d) {
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return d.source.group != 2 && d.target.group != 2 &&
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d.source.group != 3 && d.target.group != 3;
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});
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var link = vis.selectAll("line.link")
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.data(linkdata)
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.enter().append("line")
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.attr("class", "link")
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.style("stroke-width", function(d) { return Math.min(1, d.strength * 2); });
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var linklabel = vis.selectAll("text")
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.data(linkdata.filter(function (d) {return d.quality != "TT"}))
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.enter()
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.append("text")
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.attr("text-anchor", "middle")
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.attr("color", "#000")
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.attr("class", "strength")
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.text(function (d) { return d.quality; });
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function isConnected(a, b) {
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return linkedByIndex[a.index + "," + b.index] || linkedByIndex[b.index + "," + a.index] || 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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node.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).classed("highlight", true);
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else
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d3.select(this).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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link.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").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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var node = vis.selectAll("svg.node")
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.data(json.nodes.filter(function (d) {
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return type != "mesh" || (d.group != 2 && d.group != 3);
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}))
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.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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node.append("ellipse")
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.attr("rx", function(d) { if (d.group == 3) return 4; else return Math.max(10, d.name.length * 5); })
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.attr("ry", function(d) { if (d.group == 3) return 4; else return 10; })
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.style("fill", function(d) { if (d.group == 3) return fill(d.group); else return ""; })
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.style("stroke", function(d) { return fill(d.group); });
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node.append("text")
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.attr("text-anchor", "middle")
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.attr("y", "4px")
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.text(function(d) { if (d.group == 3) return ""; else return d.name; });
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node.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("width", 16)
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.attr("height", 16)
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.attr("x", 0)
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.attr("y", 0)
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.attr("d","m -2.8850049,-13.182327 c 7.5369165,0.200772 12.1529864,-1.294922 12.3338513,-10.639456 l 2.2140476,1.018191 -3.3137621,-5.293097 -3.2945999,5.20893 2.4339957,-0.995747 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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force.on("tick", function() {
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link.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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linklabel
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.attr("x", function(d) { return Math.min(d.source.x, d.target.x) + Math.abs(d.source.x - d.target.x) / 2; })
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.attr("y", function(d) { return Math.min(d.source.y, d.target.y) + Math.abs(d.source.y - d.target.y) / 2; });
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node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
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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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}
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