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| define([
| 'dojo/_base/declare',
| 'dojo/_base/lang',
| 'dojo/_base/array',
| 'dojo/_base/html',
| 'dojo/topic',
| 'jimu/BaseWidget',
| ],
| function (declare,
| lang,
| array,
| html,
| topic,
| BaseWidget
| ) {
| return declare([BaseWidget], {
| baseClass: 'jimu-widget-visibleArea',
| name: 'visibleArea',
| flag: false,
| startup: function () {
| var that = this;
| var viewer = that.map;
| // viewer.imageryLayers.addImageryProvider(new Cesium.BingMapsImageryProvider({
| // url: 'https://dev.virtualearth.net',
| // mapStyle: Cesium.BingMapsStyle.AERIAL,
| // key: 'AkOyUpgDCoz063AWW1WfHnxp5222UBdxLOp1XvRv0tuebQnr2S7UcZkiLgME7gX0'
| // }));
| var scene = viewer.scene;
| scene.shadowMap.darkness = 1.275; //设置第二重烘焙纹理的效果（明暗程度）
| scene.skyAtmosphere.brightnessShift = 0.4; //修改大气的亮度
| // scene.debugShowFramesPerSecond = true;
| scene.hdrEnabled = false;
| scene.sun.show = false;
| // 01设置环境光的强度-新处理CBD场景
| scene.lightSource.ambientLightColor = new Cesium.Color(0.65, 0.65, 0.65, 1);
| // 添加光源
| var position1 = new Cesium.Cartesian3.fromDegrees(116.261209157595, 39.3042238956531,
| 480);
| //光源方向点
|
| var targetPosition1 = new Cesium.Cartesian3.fromDegrees(116.261209157595,
| 39.3042238956531, 430);
| var dirLightOptions = {
| targetPosition: targetPosition1,
| color: new Cesium.Color(1.0, 1.0, 1.0, 1),
| intensity: 0.55
| };
| // var URL_CONFIG = {
| // SCENE_CBD: 'http://www.supermapol.com/realspace/services/3D-CBDCache20200416/rest/realspace',
| // }
| // var promise = scene.open(URL_CONFIG.SCENE_CBD);
| directionalLight_1 = new Cesium.DirectionalLight(position1, dirLightOptions);//加载光源
| scene.addLightSource(directionalLight_1);
| var viewPosition;
| $('#loadingbar').remove();
| $("#toolbar").show();
| if (!scene.pickPositionSupported) {
| alert('不支持深度纹理,可视域分析功能无法使用（无法添加观测）！');
| }
| // 先将此标记置为true，不激活鼠标移动事件中对可视域分析对象的操作
| scene.viewFlag = true;
| var pointHandler = new Cesium.DrawHandler(viewer, Cesium.DrawMode.Point);
|
| // 创建可视域分析对象
| var viewshed3D = new Cesium.ViewShed3D(scene);
| var colorStr1 = viewshed3D.visibleAreaColor.toCssColorString();
| var colorStr2 = viewshed3D.hiddenAreaColor.toCssColorString();
| var palette = [
| [
| "rgb(0, 0, 0)",
| "rgb(67, 67, 67)",
| "rgb(102, 102, 102)",
| "rgb(204, 204, 204)",
| "rgb(217, 217, 217)",
| "rgb(255, 255, 255)",
| ],
| [
| "rgb(152, 0, 0)",
| "rgb(255, 0, 0)",
| "rgb(255, 153, 0)",
| "rgb(255, 255, 0)",
| "rgb(0, 255, 0)",
| "rgb(0, 255, 255)",
| "rgb(74, 134, 232)",
| "rgb(0, 0, 255)",
| "rgb(153, 0, 255)",
| "rgb(255, 0, 255)"
| ],
| [
| "rgb(230, 184, 175)",
| "rgb(244, 204, 204)",
| "rgb(252, 229, 205)",
| "rgb(255, 242, 204)",
| "rgb(217, 234, 211)",
| "rgb(208, 224, 227)",
| "rgb(201, 218, 248)",
| "rgb(207, 226, 243)",
| "rgb(217, 210, 233)",
| "rgb(234, 209, 220)",
| "rgb(221, 126, 107)",
| "rgb(234, 153, 153)",
| "rgb(249, 203, 156)",
| "rgb(255, 229, 153)",
| "rgb(182, 215, 168)",
| "rgb(162, 196, 201)",
| "rgb(164, 194, 244)",
| "rgb(159, 197, 232)",
| "rgb(180, 167, 214)",
| "rgb(213, 166, 189)",
| "rgb(204, 65, 37)",
| "rgb(224, 102, 102)",
| "rgb(246, 178, 107)",
| "rgb(255, 217, 102)",
| "rgb(147, 196, 125)",
| "rgb(118, 165, 175)",
| "rgb(109, 158, 235)",
| "rgb(111, 168, 220)",
| "rgb(142, 124, 195)",
| "rgb(194, 123, 160)",
| "rgb(166, 28, 0)",
| "rgb(204, 0, 0)",
| "rgb(230, 145, 56)",
| "rgb(241, 194, 50)",
| "rgb(106, 168, 79)",
| "rgb(69, 129, 142)",
| "rgb(60, 120, 216)",
| "rgb(61, 133, 198)",
| "rgb(103, 78, 167)",
| "rgb(166, 77, 121)",
| "rgb(91, 15, 0)",
| "rgb(102, 0, 0)",
| "rgb(120, 63, 4)",
| "rgb(127, 96, 0)",
| "rgb(39, 78, 19)",
| "rgb(12, 52, 61)",
| "rgb(28, 69, 135)",
| "rgb(7, 55, 99)",
| "rgb(32, 18, 77)",
| "rgb(76, 17, 48)",
| ]
| ]
| // console.log($("#colorPicker1"), 46343)
| // $("#colorPicker1").spectrum({
| // color: colorStr1,
| // showPalette: true,
| // showAlpha: true,
| // localStorageKey: "spectrum.demo",
| // palette: palette
| // });
| // $('#colorPicker2').spectrum({
| // color: colorStr2,
| // showPalette: true,
| // showAlpha: true,
| // localStorageKey: "spectrum.demo",
| // palette: palette
| // });
| $(".close").click(function () {
| $("#wrapper").hide();
| });
| var widget = viewer.cesiumWidget;
| try {
| //添加S3M图层
| var promise = scene.open(URL_CONFIG.SCENE_CBD);
| Cesium.when(promise, function (layers) {
| // 图层加载完成,设置相机位置
| scene.camera.setView({
| destination: Cesium.Cartesian3.fromDegrees(
| 116.44366835831197, 39.907137217792666,
| 48.237028126511696),
| orientation: {
| heading: 1.6310555040487564,
| pitch: 0.0017367269669030794,
| roll: 3.007372129104624e-12
| }
| });
| for (var i = 0; i < layers.length; i++) {
| layers[i].selectEnabled = false;
| }
| }, function (e) {
| if (widget._showRenderLoopErrors) {
| var title = '加载SCP失败，请检查网络连接状态或者url地址是否正确？';
| widget.showErrorPanel(title, undefined, e);
| }
| });
| } catch (e) {
| if (widget._showRenderLoopErrors) {
| var title = '渲染时发生错误，已停止渲染。';
| widget.showErrorPanel(title, undefined, e);
| }
| }
| var viewModel = {
| direction: 1.0,
| pitch: 1.0,
| distance: 1.0,
| verticalFov: 1.0,
| horizontalFov: 1.0,
| visibleAreaColor: '#ffffffff',
| invisibleAreaColor: '#ffffffff'
| };
|
| Cesium.knockout.track(viewModel);
| var toolbar = document.getElementById('wrapper');
| Cesium.knockout.applyBindings(viewModel, toolbar);
| Cesium.knockout.getObservable(viewModel, 'direction').subscribe(
| function (newValue) {
| viewshed3D.direction = parseFloat(newValue);
| }
| );
| Cesium.knockout.getObservable(viewModel, 'pitch').subscribe(
| function (newValue) {
| viewshed3D.pitch = parseFloat(newValue);
| }
| );
| Cesium.knockout.getObservable(viewModel, 'distance').subscribe(
| function (newValue) {
| viewshed3D.distance = parseFloat(newValue);
| }
| );
| Cesium.knockout.getObservable(viewModel, 'verticalFov').subscribe(
| function (newValue) {
| viewshed3D.verticalFov = parseFloat(newValue);
|
| }
| );
| Cesium.knockout.getObservable(viewModel, 'horizontalFov').subscribe(
| function (newValue) {
| viewshed3D.horizontalFov = parseFloat(newValue);
| }
| );
| Cesium.knockout.getObservable(viewModel, 'visibleAreaColor').subscribe(
| function (newValue) {
| var color = Cesium.Color.fromCssColorString(newValue);
| viewshed3D.visibleAreaColor = color;
| }
| );
| Cesium.knockout.getObservable(viewModel, 'invisibleAreaColor').subscribe(
| function (newValue) {
| var color = Cesium.Color.fromCssColorString(newValue);
| viewshed3D.hiddenAreaColor = color;
| }
| );
| var handler = new Cesium.ScreenSpaceEventHandler(scene.canvas);
| // 鼠标移动时间回调
| handler.setInputAction(function (e) {
| // 若此标记为false，则激活对可视域分析对象的操作
| if (!scene.viewFlag) {
| //获取鼠标屏幕坐标,并将其转化成笛卡尔坐标
| var position = e.endPosition;
| var last = scene.pickPosition(position);
|
| //计算该点与视口位置点坐标的距离
| var distance = Cesium.Cartesian3.distance(viewPosition, last);
|
| if (distance > 0) {
| // 将鼠标当前点坐标转化成经纬度
| var cartographic = Cesium.Cartographic.fromCartesian(last);
| var longitude = Cesium.Math.toDegrees(cartographic.longitude);
| var latitude = Cesium.Math.toDegrees(cartographic.latitude);
| var height = cartographic.height;
| // 通过该点设置可视域分析对象的距离及方向
| viewshed3D.setDistDirByPoint([longitude, latitude, height]);
| }
| }
| // handler.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_CLICK);
| }, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
|
| handler.setInputAction(function (e) {
| //鼠标右键事件回调，不再执行鼠标移动事件中对可视域的操作
| //判断主体是否激活
| if ($(".jimu-widget-visibleArea").is(":visible")) { //可见
| //执行可见的操作
| scene.viewFlag = true;
| $("#wrapper").show();
| viewModel.direction = viewshed3D.direction;
| viewModel.pitch = viewshed3D.pitch;
| viewModel.distance = viewshed3D.distance;
| viewModel.horizontalFov = viewshed3D.horizontalFov;
| viewModel.verticalFov = viewshed3D.verticalFov;
| } else {
| // console.log('没打开');
| }
|
| }, Cesium.ScreenSpaceEventType.RIGHT_CLICK);
|
| document.getElementById("chooseView").onclick = function () {
| if (pointHandler.active) {
| return;
| }
| //先清除之前的可视域分析
| viewer.entities.removeAll();
| viewshed3D.distance = 0.1;
| scene.viewFlag = true;
|
| //激活绘制点类
| pointHandler.activate();
| };
| pointHandler.drawEvt.addEventListener(function (result) {
| var point = result.object;
| var position = point.position;
| viewPosition = position;
|
| // 将获取的点的位置转化成经纬度
| var cartographic = Cesium.Cartographic.fromCartesian(position);
| var longitude = Cesium.Math.toDegrees(cartographic.longitude);
| var latitude = Cesium.Math.toDegrees(cartographic.latitude);
| var height = cartographic.height + 1.8;
| point.position = Cesium.Cartesian3.fromDegrees(longitude, latitude, height);
|
| if (scene.viewFlag) {
| // 设置视口位置
| viewshed3D.viewPosition = [longitude, latitude, height];
| viewshed3D.build();
| // 将标记置为false以激活鼠标移动回调里面的设置可视域操作
| scene.viewFlag = false;
| }
| });
| $("#clear").on("click", function () {
| $("#wrapper").hide();
| viewer.entities.removeAll();
| viewshed3D.distance = 0.1;
| scene.viewFlag = true;
| pointHandler.clear();
| })
|
| $('.jimu-widget-visibleArea').find(".closes").click(function () {
| $(".jimu-widget-visibleArea").hide();
| $("#wrapper").hide();
| viewer.entities.removeAll();
| viewshed3D.distance = 0.1;
| scene.viewFlag = true;
| pointHandler.clear();
| })
| // console.log(scene)
| this.viewer = viewer;
| this.viewshed3D = viewshed3D;
| this.scene = scene;
| this.pointHandler = pointHandler;
|
| topic.subscribe("closev", lang.hitch(this, this.closev));
| },
| viewer: '',
| viewshed3D: '',
| scene: '',
| pointHandler: '',
| closev: function () {
| $(".jimu-widget-visibleArea").hide();
| $("#wrapper").hide();
| this.viewer.entities.removeAll();
| this.viewshed3D.distance = 0.1;
| this.scene.viewFlag = true;
| this.pointHandler.clear();
| },
| onOpen: function () {
|
| },
| onClose: function () {
| //面板关闭的时候触发 （when this panel is closed trigger）
| },
|
| onMinimize: function () {
| this.resize();
| },
|
| onMaximize: function () {
| this.resize();
| },
|
| resize: function () {
|
| },
|
| destroy: function () {
| //销毁的时候触发
| //todo
| //do something before this func
| this.inherited(arguments);
| }
|
| });
| });
|
|
