gojs实现一个可编辑拖动的思维导图图表效果代码-html代码-BFW代码库

gojs实现一个可编辑拖动的思维导图图表效果代码

代码语言：html

所属分类：图表

代码描述：gojs实现一个可编辑拖动的思维导图图表效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    </head>
  <body>
  <script src="//repo.bfw.wiki/bfwrepo/js/go.js"></script>
  <p>
    This is a minimalist HTML and JavaScript skeleton of the GoJS Sample
    <a href="https://gojs.net/latest/samples/mindMap.html">mindMap.html</a>. It was automatically generated from a button on the sample page,
    and does not contain the full HTML. It is intended as a starting point to adapt for your own usage.
    For many samples, you may need to inspect the
    <a href="https://github.com/NorthwoodsSoftware/GoJS/blob/master/samples/mindMap.html">full source on Github</a>
    and copy other files or scripts.
  </p>
  <div id="allSampleContent" class="p-4 w-full">
    <script id="code">
    function init() {

      // Since 2.2 you can also author concise templates with method chaining instead of GraphObject.make
      // For details, see https://gojs.net/latest/intro/buildingObjects.html
      const $ = go.GraphObject.make;

      myDiagram =
        $(go.Diagram, "myDiagramDiv",
          {
            // when the user drags a node, also move/copy/delete the whole subtree starting with that node
            "commandHandler.copiesTree": true,
            "commandHandler.copiesParentKey": true,
            "commandHandler.deletesTree": true,
            "draggingTool.dragsTree": true,
            "undoManager.isEnabled": true
          });

      // when the document is modified, add a "*" to the title and enable the "Save" button
      myDiagram.addDiagramListener("Modified", e => {
        var button = document.getElementById("SaveButton");
        if (button) button.disabled = !myDiagram.isModified;
        var idx = document.title.indexOf("*");
        if (myDiagram.isModified) {
          if (idx < 0) document.title += "*";
        } else {
          if (idx >= 0) document.title = document.title.slice(0, idx);
        }
      });

      // a node consists of some text with a line shape underneath
      myDiagram.nodeTemplate =
        $(go.Node, "Vertical",
          { selectionObjectName: "TEXT" },
          $(go.TextBlock,
            {
              name: "TEXT",
              minSize: new go.Size(30, 15),
              editable: true
            },
            // remember not only the text string but the scale and the font in the node data
            new go.Binding("text", "text").makeTwoWay(),
            new go.Binding("scale", "scale").makeTwoWay(),
            new go.Binding("font", "font").makeTwoWay()),
          $(go.Shape, "LineH",
            {
              stretch: go.GraphObject.Horizontal,
              strokeWidth: 3, height: 3,
              // this line shape is the port -- what links connect with
              portId: "", fromSpot: go.Spot.LeftRightSides, toSpot: go.Spot.LeftRightSides
            },
            new go.Binding("stroke", "brush"),
            // make sure links come in from the proper direction and go out a.........完整代码请登录后点击上方下载按钮下载查看