analysis_findTSPPaths.html 6.9 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_findTSPPaths"></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. width: 300px;
  27. text-align: center;
  28. z-index: 100;
  29. border-radius: 4px;
  30. }
  31. </style>
  32. </head>
  33. <body>
  34. <div id="toolbar" class="panel panel-primary">
  35. <div class='panel-heading'>
  36. <h5 class='panel-title text-center' data-i18n="resources.text_findTSPPaths"></h5></div>
  37. <div class='panel-body content'>
  38. <input type="button" class="btn btn-default" data-i18n="[value]resources.text_sites" onclick="selectPoints()"/>&nbsp;
  39. <input type="button" class="btn btn-default" data-i18n="[value]resources.text_input_value_submit"
  40. onclick="findTSPPaths()"/>&nbsp;
  41. <input type="button" class="btn btn-default" data-i18n="[value]resources.text_input_value_clear"
  42. onclick="clearElements()"/>
  43. </div>
  44. </div>
  45. <div id="map"></div>
  46. <script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
  47. <script type="text/javascript" exclude="iclient-classic" src="../../dist/classic/include-classic.js"></script>
  48. <script>
  49. var host = window.isLocal ? window.server : "https://iserver.supermap.io";
  50. var local, map, layer, vectorLayer, markerLayer,
  51. drawPoint, nodeArray = [], pathTime, i = 0, j = 0, result,
  52. style = {
  53. strokeColor: "#304DBE",
  54. strokeWidth: 3,
  55. pointerEvents: "visiblePainted",
  56. fill: false
  57. },
  58. url1 = host + "/iserver/services/map-changchun/rest/maps/长春市区图",
  59. url2 = host + "/iserver/services/transportationanalyst-sample/rest/networkanalyst/RoadNet@Changchun";
  60. init();
  61. function init() {
  62. vectorLayer = new SuperMap.Layer.Vector("Vector Layer");
  63. drawPoint = new SuperMap.Control.DrawFeature(vectorLayer, SuperMap.Handler.Point);
  64. drawPoint.events.on({"featureadded": drawCompleted});
  65. map = new SuperMap.Map("map", {
  66. controls: [
  67. new SuperMap.Control.ScaleLine(),
  68. new SuperMap.Control.Zoom(),
  69. new SuperMap.Control.Navigation({
  70. dragPanOptions: {
  71. enableKinetic: true
  72. }
  73. }),
  74. drawPoint], units: "m"
  75. });
  76. map.addControl(new SuperMap.Control.LayerSwitcher(), new SuperMap.Pixel(42, 80));
  77. layer = new SuperMap.Layer.TiledDynamicRESTLayer("Changchun", url1, {
  78. transparent: true,
  79. cacheEnabled: true
  80. }, {maxResolution: "auto"});
  81. layer.events.on({"layerInitialized": addLayer});
  82. vectorLayer = new SuperMap.Layer.Vector("Vector Layer");
  83. markerLayer = new SuperMap.Layer.Markers("Markers");
  84. }
  85. function addLayer() {
  86. map.addLayers([layer, vectorLayer, markerLayer]);
  87. map.setCenter(new SuperMap.LonLat(4503.6240321526, -3861.911472192499), 1);
  88. }
  89. function selectPoints() {
  90. widgets.alert.clearAlert();
  91. clearElements();
  92. drawPoint.activate();
  93. }
  94. function drawCompleted(drawGeometryArgs) {
  95. var point = drawGeometryArgs.feature.geometry,
  96. size = new SuperMap.Size(44, 33),
  97. offset = new SuperMap.Pixel(-(size.w / 2), -size.h),
  98. icon = new SuperMap.Icon("./images/marker.png", size, offset);
  99. markerLayer.addMarker(new SuperMap.Marker(new SuperMap.LonLat(point.x, point.y), icon));
  100. nodeArray.push(point);
  101. }
  102. function findTSPPaths() {
  103. widgets.alert.clearAlert();
  104. drawPoint.deactivate();
  105. var findTSPPathsService, parameter, analystParameter, resultSetting;
  106. resultSetting = new SuperMap.REST.TransportationAnalystResultSetting({
  107. returnEdgeFeatures: true,
  108. returnEdgeGeometry: true,
  109. returnEdgeIDs: true,
  110. returnNodeFeatures: true,
  111. returnNodeGeometry: true,
  112. returnNodeIDs: true,
  113. returnPathGuides: true,
  114. returnRoutes: true
  115. });
  116. analystParameter = new SuperMap.REST.TransportationAnalystParameter({
  117. resultSetting: resultSetting,
  118. weightFieldName: "length"
  119. });
  120. parameter = new SuperMap.REST.FindTSPPathsParameters({
  121. isAnalyzeById: false,
  122. nodes: nodeArray,
  123. endNodeAssigned: false,
  124. parameter: analystParameter
  125. });
  126. if (nodeArray.length <= 1) {
  127. widgets.alert.showAlert(resources.msg_findPath, false);
  128. }
  129. findTSPPathsService = new SuperMap.REST.FindTSPPathsService(url2, {
  130. eventListeners: {"processCompleted": processCompleted}
  131. });
  132. findTSPPathsService.processAsync(parameter);
  133. }
  134. function processCompleted(findTSPPathsEventArgs) {
  135. result = findTSPPathsEventArgs.result;
  136. allScheme(result);
  137. }
  138. function allScheme(result) {
  139. if (i < result.tspPathList.length) {
  140. addPath(result);
  141. } else {
  142. i = 0;
  143. }
  144. }
  145. //以动画效果显示分析结果
  146. function addPath(result) {
  147. if (j < result.tspPathList[i].route.components[0].components.length) {
  148. var pathFeature = new SuperMap.Feature.Vector();
  149. var points = [];
  150. for (var k = 0; k < 2; k++) {
  151. if (result.tspPathList[i].route.components[0].components[j + k]) {
  152. points.push(new SuperMap.Geometry.Point(result.tspPathList[i].route.components[0].components[j + k].x, result.tspPathList[i].route.components[0].components[j + k].y));
  153. }
  154. }
  155. var curLine = new SuperMap.Geometry.LinearRing(points);
  156. pathFeature.geometry = curLine;
  157. pathFeature.style = style;
  158. vectorLayer.addFeatures(pathFeature);
  159. //每隔0.01毫秒加载一条弧段
  160. pathTime = setTimeout(function () {
  161. addPath(result);
  162. }, 0.01);
  163. j++;
  164. } else {
  165. clearTimeout(pathTime);
  166. j = 0;
  167. i++;
  168. allScheme(result);
  169. }
  170. }
  171. function clearElements() {
  172. widgets.alert.clearAlert();
  173. nodeArray = [];
  174. i = 0;
  175. j = 0;
  176. markerLayer.clearMarkers();
  177. vectorLayer.removeAllFeatures();
  178. }
  179. </script>
  180. </body>
  181. </html>