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point_base.html 1.5KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8">
  5. <meta name="viewport" content="width=device-width,initial-scale=1.0">
  6. <title>dc-example</title>
  7. <script src='/libs/dc-sdk/dc.base.min.js'></script>
  8. <script src='/libs/dc-sdk/dc.core.min.js'></script>
  9. <script>DC.baseUrl='../libs/dc-sdk/resources/'</script>
  10. <link href='/libs/dc-sdk/dc.core.min.css' type='text/css' rel='stylesheet'>
  11. <link href='../index.css' type='text/css' rel='stylesheet'>
  12. <link href='../index.css' type='text/css' rel='stylesheet'>
  13. <style>
  14. *{
  15. margin: 0;
  16. padding: 0;
  17. }
  18. html,body,#viewer-container{
  19. width: 100%;
  20. height: 100%;
  21. overflow: hidden;
  22. }
  23. </style>
  24. </head>
  25. <body>
  26. <div id="viewer-container" class="viewer-container"></div>
  27. <script>
  28. let viewer = undefined
  29. function generatePosition(num) {
  30. var list = []
  31. for (var i = 0; i < num; i++) {
  32. var lng = 120.38105869 + Math.random() * 0.5
  33. var lat = 31.10115627 + Math.random() * 0.5
  34. list.push(new DC.Position(lng, lat))
  35. }
  36. return list
  37. }
  38. function initViewer() {
  39. viewer = new DC.Viewer('viewer-container')
  40. let baseLayer = DC.ImageryLayerFactory.createAmapImageryLayer()
  41. viewer.addBaseLayer( baseLayer)
  42. let layer = new DC.VectorLayer('layer')
  43. viewer.addLayer(layer)
  44. let positions = generatePosition(100)
  45. positions.forEach(item => {
  46. let point = new DC.Point(item)
  47. layer.addOverlay(point)
  48. })
  49. viewer.flyTo(layer)
  50. }
  51. DC.ready({
  52. baseUrl:'../libs/dc-sdk/resources/'
  53. }).then(initViewer)
  54. </script>