query_getFeatureByGeometry.html 4.7 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. <title data-i18n="resources.title_getFeatureByGeometry"></title>
  9. <style type="text/css">
  10. body {
  11. margin: 0;
  12. overflow: hidden;
  13. background: #fff;
  14. width: 100%;
  15. height: 100%
  16. }
  17. #map {
  18. position: absolute;
  19. width: 100%;
  20. height: 100%;
  21. }
  22. #toolbar {
  23. position: absolute;
  24. top: 50px;
  25. right: 10px;
  26. text-align: center;
  27. z-index: 100;
  28. border-radius: 4px;
  29. }
  30. </style>
  31. </head>
  32. <body>
  33. <div id="toolbar" class="panel panel-primary">
  34. <div class='panel-heading'>
  35. <h5 class='panel-title text-center' data-i18n="resources.title_getFeatureByGeometry"></h5></div>
  36. <div class='panel-body content'>
  37. <input type="button" class="btn btn-default" data-i18n="[value]resources.text_query" onclick="drawGeometry()"/>&nbsp;
  38. <input type="button" class="btn btn-default" data-i18n="[value]resources.text_input_value_clear" onclick="clearFeatures()"/>
  39. </div>
  40. </div>
  41. <div id="map"></div>
  42. <script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
  43. <script type="text/javascript" exclude="iclient-classic" src="../../dist/classic/include-classic.js"></script>
  44. <script>
  45. var host = window.isLocal ? window.server : "https://iserver.supermap.io";
  46. var map, local, layer, vectorLayer, drawPolygon,
  47. style = {
  48. strokeColor: "#304DBE",
  49. strokeWidth: 1,
  50. pointerEvents: "visiblePainted",
  51. fillColor: "#304DBE",
  52. fillOpacity: 0.8
  53. },
  54. url1 = host + "/iserver/services/map-world/rest/maps/World",
  55. url2 = host + "/iserver/services/data-world/rest/data";
  56. init();
  57. function init() {
  58. layer = new SuperMap.Layer.TiledDynamicRESTLayer("World", url1, {
  59. transparent: true,
  60. cacheEnabled: true
  61. }, {maxResolution: "auto"});
  62. layer.events.on({"layerInitialized": addLayer});
  63. vectorLayer = new SuperMap.Layer.Vector("Vector Layer");
  64. drawPolygon = new SuperMap.Control.DrawFeature(vectorLayer, SuperMap.Handler.Polygon);
  65. drawPolygon.events.on({"featureadded": drawCompleted});
  66. map = new SuperMap.Map("map", {
  67. controls: [
  68. new SuperMap.Control.ScaleLine(),
  69. new SuperMap.Control.Zoom(),
  70. new SuperMap.Control.Navigation({
  71. dragPanOptions: {
  72. enableKinetic: true
  73. }
  74. }),
  75. drawPolygon]
  76. });
  77. map.addControl(new SuperMap.Control.LayerSwitcher(), new SuperMap.Pixel(42, 80));
  78. }
  79. function addLayer() {
  80. map.addLayers([layer, vectorLayer]);
  81. map.setCenter(new SuperMap.LonLat(0, 0), 0);
  82. }
  83. function drawGeometry() {
  84. //先清除上次的显示结果
  85. vectorLayer.removeAllFeatures();
  86. drawPolygon.activate();
  87. }
  88. function drawCompleted(drawGeometryArgs) {
  89. var geometry = drawGeometryArgs.feature.geometry;
  90. //vectorLayer.removeAllFeatures();
  91. var getFeaturesByGeometryParameters, getFeaturesByGeometryService;
  92. getFeaturesByGeometryParameters = new SuperMap.REST.GetFeaturesByGeometryParameters({
  93. datasetNames: ["World:Countries"],
  94. toIndex: -1,
  95. spatialQueryMode: SuperMap.REST.SpatialQueryMode.INTERSECT,
  96. geometry: drawGeometryArgs.feature.geometry
  97. });
  98. getFeaturesByGeometryService = new SuperMap.REST.GetFeaturesByGeometryService(url2, {
  99. eventListeners: {
  100. "processCompleted": processCompleted,
  101. "processFailed": processFailed
  102. }
  103. });
  104. getFeaturesByGeometryService.processAsync(getFeaturesByGeometryParameters);
  105. }
  106. function processCompleted(getFeaturesEventArgs) {
  107. drawPolygon.deactivate();
  108. var i, len, features, feature, result = getFeaturesEventArgs.result;
  109. if (result && result.features) {
  110. features = result.features
  111. for (i = 0, len = features.length; i < len; i++) {
  112. feature = features[i];
  113. feature.style = style;
  114. vectorLayer.addFeatures(feature);
  115. }
  116. }
  117. }
  118. function processFailed(e) {
  119. widgets.alert.showAlert(e.error.errorMsg, false);
  120. }
  121. function clearFeatures() {
  122. vectorLayer.removeAllFeatures();
  123. }
  124. </script>
  125. </body>
  126. </html>