php-ml/graph.html at master · gabriel3iri/php-ml · GitHub

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<!--
  This is an example html file with some options added. The minimum html file for
  the graph visualization is:
  <!DOCTYPE html>
  <html>
    <head>
      <title>Graph Visualization</title>
      <script type="text/javascript" src="build/graph.min.js"></script>
    </head>
    <body onload="new Drawing.SimpleGraph({layout: '3d', showStats: true, showInfo: true})">
    </bod>
  </html>
-->
<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Graph Visualization</title>
    <script type="text/javascript" src="js/graph/build/graph.min.js"></script>
    <script type="text/javascript" src="js/graph.js"></script>
    <script type="text/javascript" src="js/papa-parse/papaparse.js"></script>

    <script type="text/javascript">
      var drawing;
      function createDrawing() {
        drawing = new Drawing.SimpleGraph(
                {
                  layout: '3d',
                  selection: true,
                  graphLayout:
                          {
                            attraction: 1,
                            repulsion: 3.5
                          },
                  showStats: true,
                  showInfo: true
                }
              );

        var stack = [];
        let csv = 'http://local.canvas.com/data/product-customer.csv';

        Papa.parse(csv, {
          download: true,
          step: function(row) {
            stack.push(row.data[0]);
          },
          complete: function() {
            drawing.init();
            createGraph();
            drawing.animate();
          }
        });
        /**
         *  Creates a graph with random nodes and edges.
         *  Number of nodes and edges can be set with
         *  numNodes and numEdges.
         */
        function createGraph() {

          let nodes = [];
          let added = [];
          while(stack.length > 0) {
            if (Math.random() > 0.01){
              stack.shift();
              continue;
            }
            //console.log(stack.length);
            let relation = stack.shift();
            //console.log(relation[0] + '-' + relation[1]);
            //console.log('added');
            //console.log(added);
            //console.log('nodes');
            //console.log(nodes);
            if (!added.includes(relation[0])) {
              let node1 = new GRAPHVIS.Node(relation[0]);
              node1.data.title = relation[0];
              drawing.graph.addNode(node1);
              drawing.drawNode(node1);
              nodes[relation[0]] = node1;
              added.push(relation[0]);
              ////console.log('Added node ' + relation[0] + '(1 if)');
            } else {
              //console.log('Not added ' + relation[0] + '(1 if)');
            }
            if (!added.includes(relation[1])) {
              let node2 = new GRAPHVIS.Node(relation[1]);
              node2.data.title = relation[1];
              drawing.graph.addNode(node2);
              drawing.drawNode(node2);
              nodes[relation[1]] = node2;
              added.push(relation[1]);
              //console.log('Added node ' + relation[1]  + '(2 if)');
            }

            //console.log(nodes[relation[0]]);
            //console.log(nodes[relation[1]]);
            if(drawing.graph.addEdge(nodes[relation[0]], nodes[relation[1]])) {
              drawing.drawEdge(nodes[relation[0]], nodes[relation[1]]);
              //console.log('Added edge ' + relation[0] + '-' + relation[1]);
            }
          }

          drawing.layout_options.width = drawing.layout_options.width || 2000;
          drawing.layout_options.height = drawing.layout_options.height || 2000;
          drawing.layout_options.iterations = drawing.layout_options.iterations || 100000;
          drawing.layout_options.layout = drawing.layout_options.layout || drawing.layout;
          drawing.graph.layout = new Layout.ForceDirected(drawing.graph, drawing.layout_options);
          drawing.graph.layout.init();
          drawing.info_text.nodes = "Nodes " + drawing.graph.nodes.length;
          drawing.info_text.edges = "Edges " + drawing.graph.edges.length;
        }
      }
    </script>

    <style type="text/css">
      body {
        margin: 0;
        padding: 0;
        font: 11px courier;
        overflow: hidden;
      }
      #graph-info {
        position: absolute;
        top: 0px;
        left: 40%;
        margin: 10px;
        background-color: #ffffe0;
        color: #333;
        padding: 5px 10px;
      }
      #options {
        position: absolute;
        top: 0;
        right: 0;
        z-index: 10;
      }
    </style>
  </head>
  <body onload="createDrawing()">
    <div id="options">
      <form>
        <p>
          <input type="checkbox" id="show_labels" onclick="drawing.show_labels = this.checked;">
          <label for="show_labels">Show labels</label>
        </p>
        <p>
          <input type="button" value="Stop layout" onclick="drawing.stop_calculating();">
        </p>
      </form>
    </div>

    <div style="position: absolute; bottom: 0;">
      Rotate: Left Mouse Button and Move<br />
      Zoom: Press Key S + Left Mouse Button and Move<br />
      Drag: Press Key D + Left Mouse Button and Move
    </div>
  </body>
</html>