140 lines
3.7 KiB
JavaScript
140 lines
3.7 KiB
JavaScript
drag = simulation => {
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function dragstarted(d) {
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if (!d3.event.active) simulation.alphaTarget(0.3).restart();
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d.fx = d.x;
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d.fy = d.y;
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}
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function dragged(d) {
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d.fx = d3.event.x;
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d.fy = d3.event.y;
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}
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function dragended(d) {
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if (!d3.event.active) simulation.alphaTarget(0);
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d.fx = null;
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d.fy = null;
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}
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return d3.drag()
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.on("start", dragstarted)
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.on("drag", dragged)
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.on("end", dragended);
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}
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const graph = {{data}}
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var nodes = graph["nodes"]
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var links = graph["links"]
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const nodetypes = Array.from(new Set(nodes.map(node => node.type)))
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const linktypes = Array.from(new Set(links.map(link => link.type)))
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const color = d3.scaleOrdinal(nodetypes.concat(linktypes),d3.schemeCategory10)
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var height = 800, width = 800;
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var svg = d3.select("svg")
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.attr("viewBox", [-width / 2, -height / 2, width, height])
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var simulation = d3.forceSimulation(nodes)
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.force("charge", d3.forceManyBody().strength(-400))
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.force("link", d3.forceLink(links).id(node => node.id).distance(50))
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.force("x", d3.forceX())
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.force("y", d3.forceY())
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.on("tick", ticked);
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var link = svg.append("g")
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.attr("stroke-width", 1.5)
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.attr("class","links")
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.selectAll("line")
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var node = svg.append("g")
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.attr("stroke-width", 1)
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.attr("stroke", "black")
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.attr("class", "nodes")
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.selectAll("g")
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redraw();
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$("document").ready(function() {
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$("input").click(function() {
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var sem = ["default"];
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$(".semestre:checked").each(function() { sem.push($(this).val()) });
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var RessourceChecked = $("#Ressources").prop("checked");
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var SAEChecked = $("#SAEs").prop("checked");
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var ACChecked = $("#ACs").prop("checked");
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nodes = [];
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links = [];
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if(RessourceChecked) {
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graph["nodes"].forEach(node => {
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if(node.type == "Ressource" && sem.includes(node.sem)) { nodes.push(node); }
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});
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}
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if(SAEChecked) {
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graph["nodes"].forEach(node => {
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if(node.type == "SAE") { nodes.push(node); }
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});
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if (RessourceChecked) {
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graph["links"].forEach(link => { if(link.type == "RessourceToSAE" && sem.includes(link.sem)) {links.push(link);} })
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}
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}
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if(ACChecked) {
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graph["nodes"].forEach(node => {if(node.type == "AC"){nodes.push(node);}});
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if(RessourceChecked) {graph["links"].forEach(link => {if(link.type == "RessourceToAC" && sem.includes(link.sem)){links.push(link);}})}
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if(SAEChecked) {graph["links"].forEach(link => {if(link.type == "SAEToAC" && sem.includes(link.sem)){links.push(link);}})}
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}
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redraw();
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});
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});
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function redraw() {
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link = link.data(links)
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.join("line")
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.attr("stroke", d => color(d.type));
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node.selectAll("text").remove();
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node.selectAll("rect").remove();
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node = node.data(nodes)
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.join("g")
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.attr("class","node")
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.call(drag(simulation))
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node.append("rect")
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.attr("width", 20)
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.attr("height", 10)
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.attr("x", -10)
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.attr("y", -5)
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.attr("rx", 5)
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.attr("ry", 5)
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.attr("fill", function(d) { return color(d.type); })
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node.append("text")
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.attr("style", "user-select: none")
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.attr("dx", 7)
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.attr("dy", 12)
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.append("a")
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.attr("href", d => d.id.replace("É", "E") + ".html")
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.text(d => d.id)
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simulation.nodes(nodes);
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simulation.force("links", d3.forceLink(links).id(node => node.id).distance(100));
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simulation.alpha(0.5).restart();
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}
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function ticked() {
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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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node
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.attr("transform", d => `translate(${d.x},${d.y})`);
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}
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