cgv2-proto1-force

.block

license: mit

README.md

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forked from danaoira's block: cgv2-proto1-force

courses.json

{
    "nodes": [
        {"id": "ROOT", "group": 0 },
        { "id": "CPSC 120", "group": 1 },
        { "id": "MATH 150A", "group": 1 },
        { "id": "ENGL 101", "group": 1 },
        { "id": "MATH 270A", "group": 1 },
        { "id": "CPSC 121", "group": 2 },
        { "id": "MATH 270B", "group": 2 },
        { "id": "PHYS 225", "group": 2 },
        { "id": "PHYS 225L", "group": 2 },
        { "id": "MATH 150B", "group": 2 },
        { "id": "CPSC 131", "group": 3 },
        { "id": "PHYS 226", "group": 3 },
        { "id": "PHYS 226L", "group": 3 },
        { "id": "MATH 338", "group": 3 },
        { "id": "MATH 250A", "group": 3 },
        { "id": "CPSC 223", "group": 4 },
        { "id": "CPSC 254", "group": 4 },
        { "id": "CPSC 311", "group": 4 },
        { "id": "CPSC 240", "group": 4 },
        { "id": "CPSC 332", "group": 4 },
        { "id": "CPSC 351", "group": 5 },
        { "id": "CPSC 431", "group": 5 },
        { "id": "CPSC 301", "group": 5 },
        { "id": "CPSC 315", "group": 5 },
        { "id": "CPSC 440", "group": 5 },
        { "id": "CPSC 471", "group": 6 },
        { "id": "CPSC 473", "group": 6 },
        { "id": "CPSC 323", "group": 6 },
        { "id": "CPSC 362", "group": 6 },
        { "id": "CPSC 335", "group": 6 },
        { "id": "CPSC 476", "group": 7 },
        { "id": "CPSC 481", "group": 7 }
    ],
    "links": [
        { "source": "ROOT", "target": "CPSC 120", "priority": "True" },
        { "source": "ROOT", "target": "MATH 150A", "priority": "True" },
        { "source": "ROOT", "target": "MATH 270A", "priority": "True" },
        { "source": "ROOT", "target": "ENGL 101", "priority": "True" },
        { "source": "CPSC 120", "target": "CPSC 121", "priority": "True" },
        { "source": "CPSC 121", "target": "CPSC 131", "priority": "True" },
        { "source": "CPSC 131", "target": "CPSC 223", "priority": "True" },
        { "source": "CPSC 131", "target": "CPSC 240", "priority": "True" },
        { "source": "CPSC 131", "target": "CPSC 254", "priority": "True" },
        { "source": "CPSC 131", "target": "CPSC 311", "priority": "True" },
        { "source": "CPSC 131", "target": "CPSC 332", "priority": "True" },
        { "source": "CPSC 223", "target": "CPSC 476", "priority": "False" },
        { "source": "CPSC 240", "target": "CPSC 440", "priority": "False" },
        { "source": "CPSC 254", "target": "CPSC 301", "priority": "True" },
        { "source": "CPSC 254", "target": "CPSC 351", "priority": "True" },
        { "source": "CPSC 311", "target": "CPSC 315", "priority": "False" },
        { "source": "CPSC 311", "target": "CPSC 362", "priority": "False" },
        { "source": "CPSC 332", "target": "CPSC 431", "priority": "False" },
        { "source": "CPSC 332", "target": "CPSC 473", "priority": "False" },
        { "source": "CPSC 301", "target": "CPSC 323", "priority": "True" },
        { "source": "CPSC 301", "target": "CPSC 335", "priority": "True" },
        { "source": "CPSC 301", "target": "CPSC 362", "priority": "True" },
        { "source": "CPSC 351", "target": "CPSC 471", "priority": "False" },
        { "source": "CPSC 351", "target": "CPSC 476", "priority": "False" },
        { "source": "CPSC 335", "target": "CPSC 481", "priority": "True" },
        { "source": "ENGL 101", "target": "CPSC 311", "priority": "False" },
        { "source": "MATH 150A", "target": "MATH 150B", "priority": "True" },
        { "source": "MATH 150B", "target": "MATH 338", "priority": "True" },
        { "source": "MATH 150B", "target": "MATH 250A", "priority": "True" },
        { "source": "MATH 338", "target": "CPSC 335", "priority": "True" },
        { "source": "MATH 270A", "target": "CPSC 240", "priority": "True" },
        { "source": "MATH 270A", "target": "MATH 270B", "priority": "True" },
        { "source": "MATH 270B", "target": "CPSC 335",  "priority": "True" },
        { "source": "PHYS 225", "target": "PHYS 225L", "priority": "False" },
        { "source": "PHYS 225", "target": "PHYS 226", "priority": "False" },
        { "source": "PHYS 226", "target": "PHYS 226L", "priority": "False" }
    ]
}

index.html

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <script src="https://d3js.org/d3-scale-chromatic.v1.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>
<body>
  <script>
    var margin = { top: 0, right: 0, bottom: 0, left: 0 }
    var width = 480 - margin.left - margin.right;
    var height = 500 - margin.top - margin.bottom;
    var radius = 20;
    var colors = d3.scaleOrdinal(d3.schemePastel1);
    var svg1 = d3.select("body").append("svg")
      .attr("id", "svg1")
      .attr("width", width)
      .attr("height", height);
    var svg2 = d3.select("body").append("svg")
      .attr("id", "svg2")
      .attr("width", width)
      .attr("height", height);

    d3.json("courses.json", function(err, data) { 
      console.log(data);
      var lines = svg1.selectAll("line")
        .data(data.links)
        .enter().append("line")
        .attr("stroke", "#bbb");
      var circles = svg1.selectAll("circles")
        .data(data.nodes, function(d) { return d.id; })
        .enter().append("circle")
        .attr("r", radius)
        .attr("fill-opacity", 0.75)
        .attr("stroke", "#ccc")
        .attr("fill", function(d) { return colors(d.group); });

      var lines2 = svg2.selectAll("line")
        .data(data.links)
        .enter().append("line")
        .attr("stroke", "#bbb");
      var text = svg2.selectAll("text")
        .data(data.nodes, function(d) { return d.id; })
        .enter().append("text")
        .text(function(d) { return d.id; })
        .attr("font-family", "Tahoma, Arial, Verdana")
        .attr("font-size", "12px")
        .attr("fill", "#222")
        .attr("fill-opacity", 0.75)
        .attr("background-color", function(d) { return colors(d.group); });

      // define force
      var simulation = d3.forceSimulation(data.nodes)
        .force("center", d3.forceCenter(width / 2, height / 2))
        .force("repulse", d3.forceManyBody())
        .force("link", d3.forceLink(data.links).id(function(d) { return d.id; } ))
        .on("tick", function() {
          circles.attr("cx", function(d) { return d.x; })
            .attr("cy", function(d) { return d.y; });
          text.attr("x", function(d) { return d.x; })
            .attr("y", function(d) { return d.y; });
          lines.attr("x1", function(d) { return d.source.x; })
            .attr("x2", function(d) { return d.target.x; })
            .attr("y1", function(d) { return d.source.y; })
            .attr("y2", function(d) { return d.target.y; });
          lines2.attr("x1", function(d) { return d.source.x; })
            .attr("x2", function(d) { return d.target.x; })
            .attr("y1", function(d) { return d.source.y; })
            .attr("y2", function(d) { return d.target.y; });
        });
    });
  </script>
</body>