OpenSource
/
dc-sdk
espelhamento de https://github.com/dvt3d/dc-sdk

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width,initial-scale=1.0">
  <title>dc-example</title>
  <script src='/libs/dc-sdk/dc.base.min.js'></script>
  <script src='/libs/dc-sdk/dc.core.min.js'></script>
  <script>DC.baseUrl='../libs/dc-sdk/resources/'</script>
  <link href='/libs/dc-sdk/dc.core.min.css' type='text/css' rel='stylesheet'>
  <link href='../index.css' type='text/css' rel='stylesheet'>
  <style>
    *{
      margin: 0;
      padding: 0;
    }
    html,body,#viewer-container{
      width: 100%;
      height: 100%;
      overflow: hidden;
    }
  </style>
</head>

<body>

<div id="viewer-container"></div>
<script>
  let viewer = undefined
  let terrainClipping = undefined
  let plot  = undefined

  function initViewer() {
    viewer = new DC.Viewer('viewer-container')
    viewer.setOptions({
      globe:{
        depthTestAgainstTerrain:true
      }
    })
    let baselayer = DC.ImageryLayerFactory.createAmapImageryLayer({
      crs:"WSG84",
      style:"img"
    })
    viewer.addBaseLayer(baselayer)
    let terrain = DC.TerrainFactory.createUrlTerrain({
      url: 'http://data.marsgis.cn/terrain'
    })
    viewer.addTerrain(terrain)
    terrainClipping = new DC.TerrainClipping(viewer,{
      bottomImage: '../assets/analysis/excavate_bottom.jpeg',
      sideImage: '../assets/analysis/excavate_side.png'
    })
    terrainClipping.enable = true
    terrainClipping.height = 20
    plot= new DC.Plot(viewer)
    addGuiController() // add controller
  }

  function addGuiController(){
    let controls = {
      '\u6807\u7ed8':()=>{
        plot.draw(DC.OverlayType.POLYGON,overlay => {
          terrainClipping.positions=overlay.positions
        })
      },
      '\u6e05\u9664':()=>{
        terrainClipping.positions = []
      },
      '\u6df1\u5ea6\u68c0\u6d4b': true,
      enable:true,
      height:20
    }
    let gui = new dat.GUI()
    gui.add(controls,'enable').onChange(value=>{
      terrainClipping.enable = value
    })
    gui.add(controls,'height',20,80).step(10).onChange(value=>{
      terrainClipping.height=value
    })
    gui.add(controls,'深度检测').onChange(value=>{
      viewer.setOptions({
        globe:{
          depthTestAgainstTerrain:value
        }
      })
    })
    gui.add(controls,'标绘')
    gui.add(controls,'清除')
  }
  DC.ready(initViewer)
</script>
</body>
</html>