D3
OG
Old school D3 from simpler times
All examples
By author
By category
About
nacmacfeegle
Full window
Github gist
security-migration-payload
Built with
blockbuilder.org
<!DOCTYPE html> <head> <meta charset="utf-8"> <script src="https://d3js.org/d3.v4.min.js"></script> <style> body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } </style> </head> <body> <div class=""> <div id="myGraph"></div> </div> <script> d3.json('sec-shane-no-xml-payload.json', data => { networkChart = renderChartCollapsibleNetwork() .svgHeight(window.innerHeight - 30) .svgWidth(window.innerWidth - 30) .container('#myGraph') .data({ root: data }) .debug(true) .run() }) </script> <script> /* This code is based on following convention: https://github.com/bumbeishvili/d3-coding-conventions */ function renderChartCollapsibleNetwork(params) { // exposed variables var attrs = { id: 'id' + Math.floor(Math.random() * 1000000), svgWidth: 1400, svgHeight: 1200, marginTop: 0, marginBottom: 3, marginRight: 0, marginLeft: 30, nodeRadius: 6, container: 'body', distance: 100, //hiddenChildLevel: 1, hiddenChildLevel: 3, nodeStroke: '#41302D', nodeTextColor: '#E5E5E5', linkColor: '#303030', activeLinkColor: "blue", hoverOpacity: 0.2, maxTextDisplayZoomLevel: 1, textDisplayed: true, lineStrokeWidth: 1.5, data: null }; /*############### IF EXISTS OVERWRITE ATTRIBUTES FROM PASSED PARAM ####### */ var attrKeys = Object.keys(attrs); attrKeys.forEach(function (key) { if (params && params[key]) { attrs[key] = params[key]; } }) //innerFunctions which will update visuals var updateData; var filter; //main chart object var main = function (selection) { selection.each(function scope() { //calculated properties var calc = {} calc.chartLeftMargin = attrs.marginLeft; calc.chartTopMargin = attrs.marginTop; calc.chartWidth = attrs.svgWidth - attrs.marginRight - calc.chartLeftMargin; calc.chartHeight = attrs.svgHeight - attrs.marginBottom - calc.chartTopMargin; //########################## HIERARCHY STUFF ######################### var hierarchy = {}; hierarchy.root = d3.hierarchy(attrs.data.root); //########################### BEHAVIORS ######################### var behaviors = {}; behaviors.zoom = d3.zoom().scaleExtent([0.75, 100, 8]).on('zoom', zoomed); behaviors.drag = d3.drag().on("start", dragstarted).on("drag", dragged).on("end", dragended); //########################### LAYOUTS ######################### var layouts = {}; // custom radial kayout layouts.radial = d3.radial(); //########################### FORCE STUFF ######################### var force = {}; force.link = d3.forceLink().id(d => d.id); force.charge = d3.forceManyBody() force.center = d3.forceCenter(calc.chartWidth / 2, calc.chartHeight / 2) // // prevent collide // force.collide = d3.forceCollide().radius(d => { // // if parent has many children, reduce collide strength // if (d.parent) { // if (d.parent.children.length > 10) { // // also slow down node movement // slowDownNodes(); // return 7; // } // } // // increase collide strength // if (d.children && d.depth > 2) { // return attrs.nodeRadius; // } // return attrs.nodeRadius * 2; // }); //manually set x positions (which is calculated using custom radial layout) force.x = d3.forceX() .strength(0.5) .x(function (d, i) { // if node does not have children and is channel (depth=2) , then position it on parent's coordinate if (!d.children && d.depth > 2) { if (d.parent) { d = d.parent } } // custom circle projection - radius will be - (d.depth - 1) * 150 return projectCircle(d.proportion, (d.depth - 1) * 150)[0]; }); //manually set y positions (which is calculated using d3.cluster) force.y = d3.forceY() .strength(0.5) .y(function (d, i) { // if node does not have children and is channel (depth=2) , then position it on parent's coordinate if (!d.children && d.depth > 2) { if (d.parent) { d = d.parent } } // custom circle projection - radius will be - (d.depth - 1) * 150 return projectCircle(d.proportion, (d.depth - 1) * 150)[1]; }) //--------------------------------- INITIALISE FORCE SIMULATION ---------------------------- // get based on top parameter simulation force.simulation = d3.forceSimulation() .force('link', force.link) .force('charge', force.charge) .force('center', force.center) .force("collide", force.collide) .force('x', force.x) .force('y', force.y) //########################### HIERARCHY STUFF ######################### // flatten root var arr = flatten(hierarchy.root); // hide members based on their depth arr.forEach(d => { if (d.depth > attrs.hiddenChildLevel) { d._children = d.children; d.children = null; } }) //#################################### DRAWINGS ####################### //drawing containers var container = d3.select(this); //add svg var svg = container.patternify({ tag: 'svg', selector: 'svg-chart-container' }) .attr('width', attrs.svgWidth) .attr('height', attrs.svgHeight) .call(behaviors.zoom) //add container g element var chart = svg.patternify({ tag: 'g', selector: 'chart' }) .attr('transform', 'translate(' + (calc.chartLeftMargin) + ',' + calc.chartTopMargin + ')'); //################################ Chart Content Drawing ################################## //link wrapper var linksWrapper = chart.patternify({ tag: 'g', selector: 'links-wrapper' }) //node wrapper var nodesWrapper = chart.patternify({ tag: 'g', selector: 'nodes-wrapper' }) var nodes, links, enteredNodes; // reusable function which updates visual based on data change update(); //update visual based on data change function update(clickedNode) { // set xy and proportion properties with custom radial layout layouts.radial(hierarchy.root); //nodes and links array var nodesArr = flatten(hierarchy.root, true) .orderBy(d => d.depth) .filter(d => !d.hidden); var linksArr = hierarchy.root.links() .filter(d => !d.source.hidden) .filter(d => !d.target.hidden) // make new nodes to appear near the parents nodesArr.forEach(function (d, i) { if (clickedNode && clickedNode.id == (d.parent && d.parent.id)) { d.x = d.parent.x; d.y = d.parent.y; } }); //links links = linksWrapper.selectAll('.link').data(linksArr, d => d.target.id); links.exit().remove(); links = links.enter() .append('line') .attr('class', 'link') .merge(links).attr('stroke', '#9ecae1'); links.attr('stroke', attrs.linkColor).attr('stroke-width', attrs.lineStrokeWidth) //node groups nodes = nodesWrapper.selectAll('.node').data(nodesArr, d => d.id); var exited = nodes.exit().remove(); var enteredNodes = nodes.enter() .append('g') .attr('class', 'node') //bind event handlers enteredNodes.on('click', nodeClick) .on('mouseenter', nodeMouseEnter) .on('mouseleave', nodeMouseLeave) .call(behaviors.drag) //node texts enteredNodes.append('text').attr('class', 'node-texts') .attr('x', 30).attr('fill', attrs.nodeTextColor) .text(d => d.data.name) .style('display', attrs.textDisplayed ? "initial" : "none") //channels grandchildren var channelsGrandchildren = enteredNodes .append("circle") .attr('r', 7) .attr('stroke-width', 5) .attr('stroke', attrs.nodeStroke) //merge node groups and style it nodes = enteredNodes.merge(nodes); nodes .attr('fill', d => { return d._children ? "#3182bd" : d.children ? "#c6dbef" : "#fd8d3c"; }) .style('cursor', 'pointer') //force simulation force.simulation.nodes(nodesArr) .on('tick', ticked); // links simulation force.simulation.force("link").links(links).id(d => d.id).distance(100).strength(d => 1); } //####################################### EVENT HANDLERS ######################## // zoom handler function zoomed() { //get transform event var transform = d3.event.transform; attrs.lastTransform = transform; // apply transform event props to the wrapper chart.attr('transform', transform) svg.selectAll('.node').attr("transform", function (d) { return `translate(${d.x},${d.y}) scale(${1 / (attrs.lastTransform ? attrs.lastTransform.k : 1)})`; }); svg.selectAll('.link').attr("stroke-width", attrs.lineStrokeWidth / (attrs.lastTransform ? attrs.lastTransform.k : 1)); // hide texts if zooming is less than certain level if (transform.k < attrs.maxTextDisplayZoomLevel) { svg.selectAll('.node-texts').style('display', 'none'); attrs.textDisplayed = false; } else { svg.selectAll('.node-texts').style('display', 'initial'); attrs.textDisplayed = true; } } //tick handler function ticked() { // set links position links.attr("x1", function (d) { return d.source.x; }) .attr("y1", function (d) { return d.source.y; }) .attr("x2", function (d) { return d.target.x; }) .attr("y2", function (d) { return d.target.y; }); //set nodes position svg.selectAll('.node').attr("transform", function (d) { return `translate(${d.x},${d.y}) scale(${1 / (attrs.lastTransform ? attrs.lastTransform.k : 1)})`; }); } //handler drag start event function dragstarted(d) { //disable node fixing nodes.each(d => { d.fx = null; d.fy = null }) } // handle dragging event function dragged(d) { // make dragged node fixed d.fx = d3.event.x; d.fy = d3.event.y; } //-------------------- handle drag end event --------------- function dragended(d) { // we are doing nothing, here , aren't we? } //-------------------------- node mouse hover handler --------------- function nodeMouseEnter(d) { //get hovered node var node = d3.select(this); //get links var links = hierarchy.root.links(); //get hovered node connected links var connectedLinks = links.filter(l => l.source.id == d.id || l.target.id == d.id); //get hovered node linked nodes var linkedNodes = connectedLinks.map(s => s.source.id).concat(connectedLinks.map(d => d.target.id)) //reduce all other nodes opacity nodesWrapper.selectAll('.node') .filter(n => linkedNodes.indexOf(n.id) == -1) .attr('opacity', attrs.hoverOpacity); //reduce all other links opacity linksWrapper.selectAll('.link').attr('opacity', attrs.hoverOpacity); //highlight hovered nodes connections linksWrapper.selectAll('.link') .filter(l => l.source.id == d.id || l.target.id == d.id) .attr('opacity', 1) .attr('stroke', attrs.activeLinkColor) } // --------------- handle mouseleave event --------------- function nodeMouseLeave(d) { // return things back to normal nodesWrapper.selectAll('.node').attr('opacity', 1); linksWrapper.selectAll('.link').attr('opacity', 1).attr('stroke', attrs.linkColor) } // --------------- handle node click event --------------- function nodeClick(d) { //free fixed nodes nodes.each(d => { d.fx = null; d.fy = null }) // collapse or expand node if (d.children) { d._children = d.children; d.children = null; update(); force.simulation.restart(); force.simulation.alphaTarget(0.15); } else if (d._children) { d.children = d._children; d._children = null; update(d); force.simulation.restart(); force.simulation.alphaTarget(0.15); } else { //nothing is to collapse or expand } freeNodes(); } //######################################### UTIL FUNCS ################################## updateData = function () { main.run(); } function slowDownNodes() { force.simulation.alphaTarget(0.05); }; function speedUpNodes() { force.simulation.alphaTarget(0.45); } function freeNodes() { d3.selectAll('.node').each(n => { n.fx = null; n.fy = null; }) } function projectCircle(value, radius) { var r = radius || 0; var corner = value * 2 * Math.PI; return [Math.sin(corner) * r, -Math.cos(corner) * r] } //recursively loop on children and extract nodes as an array function flatten(root, clustered) { var nodesArray = []; var i = 0; function recurse(node, depth) { if (node.children) node.children.forEach(function (child) { recurse(child, depth + 1); }); if (!node.id) node.id = ++i; else ++i; node.depth = depth; if (clustered) { if (!node.cluster) { // if cluster coordinates are not set, set it node.cluster = { x: node.x, y: node.y } } } nodesArray.push(node); } recurse(root, 1); return nodesArray; } function debug() { if (attrs.isDebug) { //stringify func var stringified = scope + ""; // parse variable names var groupVariables = stringified //match var x-xx= {}; .match(/var\s+([\w])+\s*=\s*{\s*}/gi) //match xxx .map(d => d.match(/\s+\w*/gi).filter(s => s.trim())) //get xxx .map(v => v[0].trim()) //assign local variables to the scope groupVariables.forEach(v => { main['P_' + v] = eval(v) }) } } debug(); }); }; //----------- PROTOTYEPE FUNCTIONS ---------------------- d3.selection.prototype.patternify = function (params) { var container = this; var selector = params.selector; var elementTag = params.tag; var data = params.data || [selector]; // pattern in action var selection = container.selectAll('.' + selector).data(data) selection.exit().remove(); selection = selection.enter().append(elementTag).merge(selection) selection.attr('class', selector); return selection; } // custom radial layout d3.radial = function () { return function setProportions(root) { recurse(root, 0, 1); function recurse(node, min, max) { node.proportion = (max + min) / 2; if (!node.x) { // if node has parent, match entered node positions to it's parent if (node.parent) { node.x = node.parent.x; } else { node.x = 0; } } // if node had parent, match entered node positions to it's parent if (!node.y) { if (node.parent) { node.y = node.parent.y; } else { node.y = 0; } } //recursively do the same for children if (node.children) { var offset = (max - min) / node.children.length; node.children.forEach(function (child, i, arr) { var newMin = min + offset * i; var newMax = newMin + offset; recurse(child, newMin, newMax); }); } } } } //https://github.com/bumbeishvili/d3js-boilerplates#orderby Array.prototype.orderBy = function (func) { this.sort((a, b) => { var a = func(a); var b = func(b); if (typeof a === 'string' || a instanceof String) { return a.localeCompare(b); } return a - b; }); return this; } //########################## BOILEPLATE STUFF ################ //dinamic keys functions Object.keys(attrs).forEach(key => { // Attach variables to main function return main[key] = function (_) { var string = `attrs['${key}'] = _`; if (!arguments.length) { return eval(` attrs['${key}'];`); } eval(string); return main; }; }); //set attrs as property main.attrs = attrs; //debugging visuals main.debug = function (isDebug) { attrs.isDebug = isDebug; if (isDebug) { if (!window.charts) window.charts = []; window.charts.push(main); } return main; } //exposed update functions main.data = function (value) { if (!arguments.length) return attrs.data; attrs.data = value; if (typeof updateData === 'function') { updateData(); } return main; } // run visual main.run = function () { d3.selectAll(attrs.container).call(main); return main; } main.filter = function (filterParams) { if (!arguments.length) return attrs.filterParams; attrs.filterParams = filterParams; if (typeof filter === 'function') { filter(); } return main; } return main; } </script> </body>
https://d3js.org/d3.v4.min.js