theme_themeGraph.html 6.5 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 http-equiv="Content-Type" content="text/html; charset=utf-8"/>
  8. <title data-i18n="resources.title_themeGraph"></title>
  9. <style type="text/css">
  10. .editPane {
  11. position: absolute;
  12. right: 60px;
  13. top: 50px;
  14. text-align: center;
  15. background: #FFF;
  16. z-index: 1000;
  17. }
  18. </style>
  19. </head>
  20. <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
  21. <div class='panel panel-primary editPane' id='editPane' style="z-index: 99999">
  22. <div class='panel-heading'>
  23. <h5 class='panel-title text-center' data-i18n="resources.title_themeGraph"></h5>
  24. </div>
  25. <div class='panel-body' id='params'>
  26. <p></p>
  27. <div align='right' class='button-group'>
  28. <input type='button' id='btn1' class='btn btn-primary' data-i18n="[value]resources.btn_addThemeLayer" onclick="addThemeGraph()"/>
  29. <input type='button' id='btn2' class='btn btn-primary' data-i18n="[value]resources.text_input_value_clear" onclick="removeTheme()"/>
  30. </div>
  31. </div>
  32. </div>
  33. <div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
  34. <script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
  35. <script type="text/javascript" exclude="iclient-classic" src="../../dist/classic/include-classic.js"></script>
  36. <script type="text/javascript">
  37. var map, local, baseLayer, layersID, themeLayer,
  38. host = window.isLocal ? window.server : "https://iserver.supermap.io",
  39. url = host + "/iserver/services/map-jingjin/rest/maps/京津地区人口分布图_专题图";
  40. map = new SuperMap.Map("map", {
  41. controls: [
  42. new SuperMap.Control.LayerSwitcher(),
  43. new SuperMap.Control.ScaleLine(),
  44. new SuperMap.Control.Zoom(),
  45. new SuperMap.Control.Navigation({
  46. dragPanOptions: {
  47. enableKinetic: true
  48. }
  49. })]
  50. });
  51. baseLayer = new SuperMap.Layer.TiledDynamicRESTLayer("京津地区人口分布图_专题图", url, {
  52. transparent: true,
  53. cacheEnabled: true
  54. }, {maxResolution: "auto"});
  55. baseLayer.events.on({"layerInitialized": addLayer});
  56. function addLayer() {
  57. map.addLayer(baseLayer);
  58. map.setCenter(new SuperMap.LonLat(117, 40), 0);
  59. map.allOverlays = true;
  60. }
  61. //对 Jingjin 数据源的 BaseMap_R 数据集两个字段 Pop_Rate95 和 Pop_Rate99 制作统计专题图
  62. function addThemeGraph() {
  63. removeTheme();
  64. //创建统计专题图对象,ThemeGraph 必设 items。
  65. //专题图参数 ThemeParameters 必设 theme(即以设置好的分段专题图对象)、dataSourceName 和 datasetName
  66. var style1 = new SuperMap.REST.ServerStyle({
  67. fillForeColor: new SuperMap.REST.ServerColor(92, 73, 234),
  68. lineWidth: 0.1
  69. }),
  70. style2 = new SuperMap.REST.ServerStyle({
  71. fillForeColor: new SuperMap.REST.ServerColor(211, 111, 240),
  72. lineWidth: 0.1
  73. }),
  74. item1 = new SuperMap.REST.ThemeGraphItem({
  75. caption: "1992-1995人口增长率",
  76. graphExpression: "Pop_Rate95",
  77. uniformStyle: style1
  78. }),
  79. item2 = new SuperMap.REST.ThemeGraphItem({
  80. caption: "1995-1999人口增长率",
  81. graphExpression: "Pop_Rate99",
  82. uniformStyle: style2
  83. }),
  84. themeGraph = new SuperMap.REST.ThemeGraph({
  85. items: new Array(item1, item2),
  86. barWidth: 0.03,
  87. graduatedMode: SuperMap.REST.GraduatedMode.SQUAREROOT,
  88. graphAxes: new SuperMap.REST.ThemeGraphAxes({
  89. axesDisplayed: true
  90. }),
  91. graphSize: new SuperMap.REST.ThemeGraphSize({
  92. maxGraphSize: 1,
  93. minGraphSize: 0.35
  94. }),
  95. graphText: new SuperMap.REST.ThemeGraphText({
  96. graphTextDisplayed: true,
  97. graphTextFormat: SuperMap.REST.ThemeGraphTextFormat.VALUE,
  98. graphTextStyle: new SuperMap.REST.ServerTextStyle({
  99. sizeFixed: true,
  100. fontHeight: 9,
  101. fontWidth: 5
  102. })
  103. }),
  104. graphType: SuperMap.REST.ThemeGraphType.BAR3D
  105. }),
  106. //专题图参数对象
  107. themeParameters = new SuperMap.REST.ThemeParameters({
  108. themes: [themeGraph],
  109. dataSourceNames: ["Jingjin"],
  110. datasetNames: ["BaseMap_R"],
  111. types: ['REGION']
  112. }),
  113. //与服务端交互
  114. themeService = new SuperMap.REST.ThemeService(url, {
  115. eventListeners: {
  116. "processCompleted": ThemeCompleted,
  117. "processFailed": themeFailed
  118. }
  119. });
  120. themeService.processAsync(themeParameters);
  121. }
  122. //显示专题图。专题图在服务端为一个资源,每个资源都有一个 ID 号和一个 url
  123. //要显示专题图即将资源结果的 ID 号赋值给图层的 layersID 属性即可
  124. function ThemeCompleted(themeEventArgs) {
  125. if (themeEventArgs.result.resourceInfo.id) {
  126. themeLayer = new SuperMap.Layer.TiledDynamicRESTLayer("京津地区人口分布图_专题图",
  127. url, {
  128. cacheEnabled: false, transparent: true,
  129. layersID: themeEventArgs.result.resourceInfo.id
  130. }, {maxResolution: "auto"});
  131. themeLayer.events.on({"layerInitialized": addThemelayer});
  132. }
  133. }
  134. function addThemelayer() {
  135. map.addLayer(themeLayer);
  136. }
  137. function themeFailed(serviceFailedEventArgs) {
  138. //doMapAlert("",serviceFailedEventArgs.error.errorMsg,true);
  139. widgets.alert.showAlert(serviceFailedEventArgs.error.errorMsg,false);
  140. }
  141. //移除专题图图层
  142. function removeTheme() {
  143. if (map.layers.length > 1) {
  144. map.removeLayer(themeLayer, true);
  145. }
  146. }
  147. </script>
  148. </body>
  149. </html>