Created
April 19, 2023 17:25
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D3 chart for bi-directional connections
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| { | |
| "types": [ | |
| "licensing", | |
| "suit", | |
| "resolved" | |
| ], | |
| "nodes": [ | |
| { | |
| "id": "Microsoft" | |
| }, | |
| { | |
| "id": "Amazon" | |
| }, | |
| { | |
| "id": "HTC" | |
| }, | |
| { | |
| "id": "Samsung" | |
| }, | |
| { | |
| "id": "Apple" | |
| }, | |
| { | |
| "id": "Motorola" | |
| }, | |
| { | |
| "id": "Nokia" | |
| }, | |
| { | |
| "id": "Kodak" | |
| }, | |
| { | |
| "id": "Barnes & Noble" | |
| }, | |
| { | |
| "id": "Foxconn" | |
| }, | |
| { | |
| "id": "Oracle" | |
| }, | |
| { | |
| "id": "Google" | |
| }, | |
| { | |
| "id": "Inventec" | |
| }, | |
| { | |
| "id": "LG" | |
| }, | |
| { | |
| "id": "RIM" | |
| }, | |
| { | |
| "id": "Sony" | |
| }, | |
| { | |
| "id": "Qualcomm" | |
| }, | |
| { | |
| "id": "Huawei" | |
| }, | |
| { | |
| "id": "ZTE" | |
| }, | |
| { | |
| "id": "Ericsson" | |
| } | |
| ], | |
| "links": [ | |
| { | |
| "source": "Microsoft", | |
| "target": "Amazon", | |
| "type": "licensing" | |
| }, | |
| { | |
| "source": "Microsoft", | |
| "target": "HTC", | |
| "type": "licensing" | |
| }, | |
| { | |
| "source": "Samsung", | |
| "target": "Apple", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Motorola", | |
| "target": "Apple", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Nokia", | |
| "target": "Apple", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "HTC", | |
| "target": "Apple", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Kodak", | |
| "target": "Apple", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Microsoft", | |
| "target": "Barnes & Noble", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Microsoft", | |
| "target": "Foxconn", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Oracle", | |
| "target": "Google", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Apple", | |
| "target": "HTC", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Microsoft", | |
| "target": "Inventec", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Samsung", | |
| "target": "Kodak", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "LG", | |
| "target": "Kodak", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "RIM", | |
| "target": "Kodak", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Sony", | |
| "target": "LG", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Kodak", | |
| "target": "LG", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "Apple", | |
| "target": "Nokia", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "Qualcomm", | |
| "target": "Nokia", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "Apple", | |
| "target": "Motorola", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Microsoft", | |
| "target": "Motorola", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Motorola", | |
| "target": "Microsoft", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Huawei", | |
| "target": "ZTE", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Ericsson", | |
| "target": "ZTE", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Kodak", | |
| "target": "Samsung", | |
| "type": "resolved" | |
| }, | |
| { | |
| "source": "Apple", | |
| "target": "Samsung", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Kodak", | |
| "target": "RIM", | |
| "type": "suit" | |
| }, | |
| { | |
| "source": "Nokia", | |
| "target": "Qualcomm", | |
| "type": "suit" | |
| } | |
| ] | |
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <html> | |
| <head> | |
| <title>D3 chart for bi-directional connections</title> | |
| <script src="https://d3js.org/d3.v7.min.js"></script> | |
| </head> | |
| <body> | |
| <h1>D3 chart for bi-directional connections</h1> | |
| <svg></svg> | |
| <script type="module"> | |
| function linkArc(d) { | |
| const r = Math.hypot(d.target.x - d.source.x, d.target.y - d.source.y); | |
| return ` | |
| M${d.source.x},${d.source.y} | |
| A${r},${r} 0 0,1 ${d.target.x},${d.target.y} | |
| `; | |
| } | |
| const drag = simulation => { | |
| function dragstarted(event, d) { | |
| if (!event.active) simulation.alphaTarget(0.3).restart(); | |
| d.fx = d.x; | |
| d.fy = d.y; | |
| } | |
| function dragged(event, d) { | |
| d.fx = event.x; | |
| d.fy = event.y; | |
| } | |
| function dragended(event, d) { | |
| if (!event.active) simulation.alphaTarget(0); | |
| d.fx = null; | |
| d.fy = null; | |
| } | |
| return d3.drag() | |
| .on("start", dragstarted) | |
| .on("drag", dragged) | |
| .on("end", dragended); | |
| } | |
| const width = 1024; | |
| const height = 1024; | |
| const data = await d3.json("/data.json"); | |
| function createSvg(data) { | |
| const links = data.links;//.map(d => Object.create(d)); | |
| const nodes = data.nodes;//.map(d => Object.create(d)); | |
| const types = data.types; | |
| const simulation = d3.forceSimulation(nodes) | |
| .force("link", d3.forceLink(links).id(d => d.id)) | |
| .force("charge", d3.forceManyBody().strength(-400)) | |
| .force("x", d3.forceX()) | |
| .force("y", d3.forceY()); | |
| const svg = d3.select("svg") | |
| .attr("viewBox", [-width / 2, -height / 2, width, height]) | |
| .style("font", "12px sans-serif"); | |
| const color = d3.scaleOrdinal(types, d3.schemeCategory10) | |
| // Per-type markers, as they don't inherit styles. | |
| svg.append("defs") | |
| .selectAll("marker") | |
| .data(types) | |
| .join("marker") | |
| .attr("id", d => `arrow-${d}`) | |
| .attr("viewBox", "0 -5 10 10") | |
| .attr("refX", 15) | |
| .attr("refY", -0.5) | |
| .attr("markerWidth", 6) | |
| .attr("markerHeight", 6) | |
| .attr("orient", "auto") | |
| .append("path") | |
| .attr("fill", color) | |
| .attr("d", "M0,-5L10,0L0,5"); | |
| const link = svg.append("g") | |
| .attr("fill", "none") | |
| .attr("stroke-width", 1.5) | |
| .selectAll("path") | |
| .data(links) | |
| .join("path") | |
| .attr("stroke", d => color(d.type)) | |
| .attr("marker-end", d => `url(${new URL(`#arrow-${d.type}`, location)})`); | |
| const node = svg.append("g") | |
| .attr("fill", "currentColor") | |
| .attr("stroke-linecap", "round") | |
| .attr("stroke-linejoin", "round") | |
| .selectAll("g") | |
| .data(nodes) | |
| .join("g") | |
| .call(drag(simulation)); | |
| node.append("circle") | |
| .attr("stroke", "white") | |
| .attr("stroke-width", 1.5) | |
| .attr("r", 4); | |
| node.append("text") | |
| .attr("x", 8) | |
| .attr("y", "0.31em") | |
| .text(d => d.id) | |
| .clone(true).lower() | |
| .attr("fill", "none") | |
| .attr("stroke", "white") | |
| .attr("stroke-width", 3); | |
| simulation.on("tick", () => { | |
| link.attr("d", linkArc); | |
| node.attr("transform", d => `translate(${d.x},${d.y})`); | |
| }); | |
| // invalidation.then(() => simulation.stop()); | |
| return svg.node(); | |
| }; | |
| createSvg(data); | |
| </script> | |
| </body> | |
| </html> |
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