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- <!--********************************************************************
- * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
- *********************************************************************-->
- <!DOCTYPE html>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
- <title data-i18n="resources.title_featureSnap"></title>
- <style type="text/css">
- .editPane {
- position: absolute;
- left: 50px;
- top: 10px;
- text-align: center;
- background: #FFF;
- z-index: 1000;
- }
- </style>
- </head>
- <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
- <div class='panel panel-primary editPane' id='editPane' style="z-index: 99999">
- <div class='panel-heading'>
- <h5 class='panel-title text-center' data-i18n="resources.text_featureSnap"></h5>
- </div>
- <div class='panel-body' id='params'>
- <p></p>
- <div align='right' class='button-group'>
- <input type='button' id='switchSnap' class='btn btn-primary' data-i18n="[value]resources.text_input_value_closeSnap" onclick="switch_snap()"/>
- <input type='button' id='btn2' class='btn btn-primary' data-i18n="[value]resources.text_input_value_addData" onclick="addData()"/>
- <input type='button' id='btn3' class='btn btn-primary' data-i18n="[value]resources.text_input_value_clear" onclick="clearFeatures()"/>
- </div>
- </div>
- </div>
- <div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
- <script type="text/javascript" include="bootstrap,widgets.alert" src="../js/include-web.js"></script>
- <script type="text/javascript" exclude="iclient-classic" src="../../dist/classic/include-classic.js"></script>
- <script type="text/javascript">
- host = window.isLocal ? window.server : "https://iserver.supermap.io";
- var map, layer, vector, modifyFeature, snapState = true, dataAdded = false,
- switchSnap,
- snap01,
- url = host + "/iserver/services/map-world/rest/maps/World";
- //新建矢量图层
- vector = new SuperMap.Layer.Vector("vectorLayer");
- //创建捕捉对象,第一个参数指的是需要进行捕捉的要素图层,后面两个参数分别是点要素和线要素的捕捉容限,第四个参数是附加参数
- snap01 = new SuperMap.Snap([vector], 10, 10, {actived: true});
- //矢量要素编辑控件
- modifyFeature = new SuperMap.Control.ModifyFeature(vector);
- modifyFeature.snap = snap01;
- //定义layer图层,TiledDynamicRESTLayer:分块动态 REST 图层
- layer = new SuperMap.Layer.TiledDynamicRESTLayer("World", url, {
- transparent: true,
- cacheEnabled: true
- }, {maxResolution: "auto"});
- switchSnap = document.getElementById("switchSnap");
- //为图层初始化完毕添加addLayer()事件
- layer.events.on({"layerInitialized": addLayer});
- map = new SuperMap.Map("map", {
- controls: [
- new SuperMap.Control.LayerSwitcher(),
- new SuperMap.Control.ScaleLine(),
- new SuperMap.Control.Zoom(),
- new SuperMap.Control.Navigation({
- dragPanOptions: {
- enableKinetic: true
- }
- }),
- modifyFeature]
- });
- addData();
- function addLayer() {
- map.addLayers([layer, vector]);
- map.setCenter(new SuperMap.LonLat(0, 0), 1);
- }
- function edit_feature() {
- deactiveAll();
- modifyFeature.activate();
- snap01.on();
- snapState = true;
- }
- function deactivate_snap_all() {
- snapState = false;
- snap01.off();
- }
- function activate_snap_all() {
- snapState = true;
- snap01.on();
- }
- function switch_snap() {
- snapState ? switchSnap.value = resources.text_input_value_openSnap : switchSnap.value = resources.text_input_value_closeSnap;
- snapState ? deactivate_snap_all() : activate_snap_all();
- }
- function deactiveAll() {
- modifyFeature.deactivate();
- deactivate_snap_all();
- }
- //移除图层要素
- function clearFeatures() {
- deactiveAll();
- widgets.alert.clearAlert();
- dataAdded = false;
- vector.removeAllFeatures();
- }
- function addData() {
- if (!dataAdded) {
- //点数据
- var point_data = [[-55, 34], [-90, -45], [44, -50], [100, 33], [94, 57]];
- var point_features = [];
- for (var i = 0, len = point_data.length; i < len; i++) {
- var point = new SuperMap.Geometry.Point(point_data[i][0], point_data[i][1]);
- var feature = new SuperMap.Feature.Vector(point);
- point_features.push(feature);
- }
- //线数据
- var line_data = [[113, 19], [107, -2], [92, 13], [90, 21], [82, 12], [74, 3], [64, 22], [52, 8], [71, 0], [91, 3]];
- var points = [];
- for (var i = 0, len = line_data.length; i < len; i++) {
- var point = new SuperMap.Geometry.Point(line_data[i][0], line_data[i][1]);
- points.push(point);
- }
- var line = new SuperMap.Geometry.LineString(points);
- var line_feature = new SuperMap.Feature.Vector(line);
- //面数据
- var polygon_data = [[-16, 30], [-16, 0], [50, 0], [50, 30]];
- var points = [];
- for (var i = 0, len = polygon_data.length; i < len; i++) {
- var point = new SuperMap.Geometry.Point(polygon_data[i][0], polygon_data[i][1]);
- points.push(point);
- }
- var linearRing = new SuperMap.Geometry.LinearRing(points);
- var polygon = new SuperMap.Geometry.Polygon([linearRing]);
- var polygon_feature = new SuperMap.Feature.Vector(polygon);
- point_features.push(line_feature);
- point_features.push(polygon_feature);
- vector.addFeatures(point_features);
- dataAdded = true;
- } else {
- widgets.alert.showAlert(resources.msg_loadedData, true, 220);
- }
- edit_feature();
- }
- </script>
- </body>
- </html>
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