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vis.js自定义标签3d图形

  • 代码案例
<!DOCTYPE html>
<html>
  <head>
    <title>Graph 3D demo</title>
    <style>
        body {
          font: 10pt arial;
        }
    </style>
    <script
      type="text/javascript"
      src="https://unpkg.com/vis-graph3d@latest/dist/vis-graph3d.min.js"
    ></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js"></script>
    <script type="text/javascript">
        var data = null;
        var graph = null;

        function custom(x, y) {
          return (-Math.sin(x / Math.PI) * Math.cos(y / Math.PI) * 10 + 10) * 1000;
        }

        // Called when the Visualization API is loaded.
        function drawVisualization() {
          var style = document.getElementById("style").value;
          var withValue =
            ["bar-color", "bar-size", "dot-size", "dot-color"].indexOf(style) != -1;

          // Create and populate a data table.
          data = new vis.DataSet();

          // create some nice looking data with sin/cos
          var steps = 5; // number of datapoints will be steps*steps
          var axisMax = 10;
          var axisStep = axisMax / steps;
          for (var x = 0; x <= axisMax; x += axisStep) {
            for (var y = 0; y <= axisMax; y += axisStep) {
              var z = custom(x, y);
              if (withValue) {
                var value = y - x;
                data.add({ x: x, y: y, z: z, style: value });
              } else {
                data.add({ x: x, y: y, z: z });
              }
            }
          }

          // specify options
          var options = {
            width: "600px",
            height: "600px",
            style: style,
            showPerspective: true,
            showGrid: true,
            showShadow: false,

            // Option tooltip can be true, false, or a function returning a string with HTML contents
            //tooltip: true,
            tooltip: function (point) {
              // parameter point contains properties x, y, z
              return "value: <b>" + point.z + "</b>";
            },

            xValueLabel: function (value) {
              return moment().add(value, "days").format("DD MMM");
            },

            yValueLabel: function (value) {
              return value * 10 + "%";
            },

            zValueLabel: function (value) {
              return value / 1000 + "K";
            },

            keepAspectRatio: true,
            verticalRatio: 0.5,
          };

          var camera = graph ? graph.getCameraPosition() : null;

          // create our graph
          var container = document.getElementById("mygraph");
          graph = new vis.Graph3d(container, data, options);

          if (camera) graph.setCameraPosition(camera); // restore camera position

          document.getElementById("style").onchange = drawVisualization;
        }

        window.addEventListener("load", () => {
          drawVisualization();
        });

    </script>
  </head>
  <body onload="drawVisualization();">    
    <p>
      <label for="style">
        Style:
        <select id="style">
          <option value="bar">bar</option>
          <option value="bar-color">bar-color</option>
          <option value="bar-size">bar-size</option>
    
          <option value="dot">dot</option>
          <option value="dot-line">dot-line</option>
          <option value="dot-color">dot-color</option>
          <option value="dot-size">dot-size</option>
    
          <option value="grid">grid</option>
          <option value="line">line</option>
          <option value="surface">surface</option>
        </select>
      </label>
    </p>
    
    <div id="mygraph"></div>
    
    <div id="info"></div>
         
  </body>
</html>
  • 效果图
点击查看详情

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posted @ 2024-04-24 14:32  DogLeftover  阅读(14)  评论(0编辑  收藏  举报