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dynamic_billboard.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.min.js'></script>
  8. <script src="../dat.gui.min.js"></script>
  9. <link href='/libs/dc-sdk/dc.min.css' type='text/css' rel='stylesheet'>
  10. <link href='../index.css' type='text/css' rel='stylesheet'>
  11. </head>
  12. <body>
  13. <div id="viewer-container" class="viewer-container"></div>
  14. <script>
  15. let viewer = undefined
  16. function generatePosition(num) {
  17. let list = []
  18. for (let i = 0; i < num; i++) {
  19. let lng = 120.65276089+ Math.random() * 0.5
  20. let lat = 31.310530293 + Math.random() * 0.5
  21. list.push({lng,lat})
  22. }
  23. return list
  24. }
  25. function initViewer() {
  26. viewer = new DC.Viewer('viewer-container')
  27. let baseLayer = DC.ImageryLayerFactory.createBaiduImageryLayer({
  28. style:"dark",
  29. crs:'WGS84'
  30. })
  31. viewer.addBaseLayer( baseLayer)
  32. let layer = new DC.DynamicLayer('layer').addTo(viewer)
  33. for(let i = 0; i<50; i++){
  34. let billboard = new DC.DynamicBillboard(generatePosition(1)[0],'../assets/icon/poi.png')
  35. billboard.size=[79,263]
  36. billboard.setStyle({
  37. scale:0.5,
  38. })
  39. layer.addOverlay(billboard)
  40. }
  41. setInterval(()=>{
  42. layer.getOverlays().forEach(item=>{
  43. item.addPosition(generatePosition(1)[0],10)
  44. })
  45. },10000)
  46. viewer.flyTo(layer)
  47. }
  48. DC.ready({
  49. baseUrl:'../libs/dc-sdk/resources/'
  50. }).then(initViewer)
  51. </script>
  52. </body>
  53. </html>