control_drawControl_4326.html 4.1 KB

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  1. <!--********************************************************************
  2. * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
  3. *********************************************************************-->
  4. <!DOCTYPE html>
  5. <html>
  6. <head>
  7. <meta charset="utf-8" />
  8. <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
  9. <title data-i18n="resources.title_drawControlWGS84"></title>
  10. <script type="text/javascript" src="../js/include-web.js"></script>
  11. <script
  12. type="text/javascript"
  13. include="mapbox-gl-enhance,draw"
  14. src="../../dist/mapboxgl/include-mapboxgl.js"
  15. ></script>
  16. <style>
  17. body {
  18. margin: 0;
  19. padding: 0;
  20. }
  21. #map {
  22. position: absolute;
  23. top: 0;
  24. bottom: 0;
  25. width: 100%;
  26. }
  27. </style>
  28. </head>
  29. <body>
  30. <div id="map"></div>
  31. <script type="text/javascript">
  32. var host = window.isLocal ? window.server : 'https://iserver.supermap.io';
  33. var count = -1;
  34. var map = new mapboxgl.Map({
  35. container: 'map',
  36. style: {
  37. version: 8,
  38. sources: {
  39. 'raster-tiles': {
  40. type: 'raster',
  41. tiles: [host + '/iserver/services/map-world/rest/maps/World'],
  42. rasterSource: 'iserver',
  43. tileSize: 256
  44. }
  45. },
  46. layers: [
  47. {
  48. id: 'simple-tiles',
  49. type: 'raster',
  50. source: 'raster-tiles',
  51. minzoom: 0,
  52. maxzoom: 22
  53. }
  54. ]
  55. },
  56. crs: mapboxgl.CRS.EPSG4326,
  57. center: [0, 0],
  58. zoom: 2
  59. });
  60. map.on('load', function() {
  61. draw = new MapboxDraw({
  62. displayControlsDefault: false,
  63. controls: {
  64. polygon: true,
  65. trash: true
  66. }
  67. });
  68. map.addControl(draw, 'top-left');
  69. map.on('draw.create', getFeature);
  70. function getFeature(e) {
  71. if (map.getLayer('queryDatas')) {
  72. map.removeLayer('queryDatas');
  73. }
  74. if (map.getSource('queryDatas')) {
  75. map.removeSource('queryDatas');
  76. }
  77. var data = draw.getAll();
  78. var feature = data.features[data.features.length - 1];
  79. var geometryParam = new SuperMap.GetFeaturesByGeometryParameters({
  80. datasetNames: ['World:Countries'],
  81. geometry: feature,
  82. spatialQueryMode: 'INTERSECT'
  83. });
  84. new mapboxgl.supermap.FeatureService(
  85. host + '/iserver/services/data-world/rest/data'
  86. ).getFeaturesByGeometry(geometryParam, function(serviceResult) {
  87. map.addSource('queryDatas', {
  88. type: 'geojson',
  89. data: serviceResult.result.features
  90. });
  91. map.addLayer({
  92. id: 'queryDatas',
  93. type: 'fill',
  94. source: 'queryDatas',
  95. paint: {
  96. 'fill-color': 'rgba(255, 251, 240, 0.4)',
  97. 'fill-outline-color': '#ff0000'
  98. }
  99. });
  100. });
  101. }
  102. map.addControl(new mapboxgl.NavigationControl(), 'top-left');
  103. });
  104. </script>
  105. </body>
  106. </html>