1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
| import * as mars3d from "mars3d"
|
| export let map // mars3d.Map三维地图对象
|
| // 需要覆盖config.json中地图属性参数（当前示例框架中自动处理合并）
| export const mapOptions = {
| scene: {
| center: { lat: 19.172158, lng: -157.023638, alt: 20271284, heading: 68, pitch: -90 },
| mapMode2D: Cesium.MapMode2D.ROTATE, // 二三维场景切换黑影
| clock: {
| currentTime: "2021-01-01T11:55:00Z",
| multiplier: 1 // 速度
| },
| cameraController: {
| maximumZoomDistance: 9000000000,
| constrainedAxis: false // 解除在南北极区域鼠标操作限制
| }
| },
| control: {
| clockAnimate: true, // 时钟动画控制(左下角)
| timeline: true, // 是否显示时间线控件
| compass: { top: "10px", left: "5px" }
| }
| }
| /**
| * 初始化地图业务，生命周期钩子函数（必须）
| * 框架在地图初始化完成后自动调用该函数
| * @param {mars3d.Map} mapInstance 地图对象
| * @returns {void} 无
| */
| export function onMounted(mapInstance) {
| map = mapInstance // 记录map
| map.toolbar.style.bottom = "55px" // 修改toolbar控件的样式
|
| addSatellite()
| }
|
| /**
| * 释放当前地图业务的生命周期函数
| * @returns {void} 无
| */
| export function onUnmounted() {
| map = null
| }
|
| function addSatellite() {
| // 创建矢量数据图层
| const graphicLayer = new mars3d.layer.GraphicLayer()
| map.addLayer(graphicLayer)
|
| graphicLayer.on(mars3d.EventType.click, function (event) {
| console.log("单击了卫星", event)
| })
| graphicLayer.bindPopup(function (event) {
| const attr = event.graphic.attr || {}
| attr["类型"] = event.graphic.type
| attr["备注"] = "我支持鼠标交互"
|
| return mars3d.Util.getTemplateHtml({ title: "卫星图层", template: "all", attr: attr })
| })
|
|
| // 取数据
| const property = getDynamicProperty()
|
| const weixin = new mars3d.graphic.Satellite({
| name: "自定义轨道",
| position: property, // 无tle，传入自定义的动态轨道位置属性
| model: {
| url: "//data.mars3d.cn/gltf/mars/weixin2.gltf",
| scale: 1,
| minimumPixelSize: 90,
| autoHeading: true,
| show: true
| },
| label: {
| color: "#ffffff",
| opacity: 1,
| font_family: "楷体",
| font_size: 30,
| outline: true,
| outlineColor: "#000000",
| outlineWidth: 3,
| background: true,
| backgroundColor: "#000000",
| backgroundOpacity: 0.5,
| font_weight: "normal",
| font_style: "normal",
| pixelOffsetX: 0,
| pixelOffsetY: -20,
| scaleByDistance: true,
| scaleByDistance_far: 10000000,
| scaleByDistance_farValue: 0.4,
| scaleByDistance_near: 100000,
| scaleByDistance_nearValue: 1,
| show: true
| },
| cone: {
| sensorType: mars3d.graphic.SatelliteSensor.Type.Rect,
| angle1: 10,
| angle2: 5,
| color: "#6ef500",
| reverse: true,
| show: true
| },
| path: {
| show: true,
| color: "#00ff00",
| opacity: 0.5,
| width: 1
| }
| })
| graphicLayer.addGraphic(weixin)
| }
|
| function getDynamicProperty() {
| // 该数据是由后端计算返回的轨道信息
| const wxdata = [
| {
| time: "2021-01-01T11:55:00Z",
| x: -134.648939681369,
| y: -16.7002098082909,
| z: 1116015.99646736
| },
| {
| time: "2021-01-01T11:58:20Z",
| x: -136.899721614564,
| y: -5.57109779324382,
| z: 1114660.42260167
| },
| {
| time: "2021-01-01T12:01:40Z",
| x: -139.097755346946,
| y: 5.5661675014342,
| z: 1114652.53771041
| },
| {
| time: "2021-01-01T12:05:00Z",
| x: -141.348494748721,
| y: 16.6953271278176,
| z: 1115992.62270236
| },
| {
| time: "2021-01-01T12:08:20Z",
| x: -143.774623333805,
| y: 27.7998266828718,
| z: 1118477.29262629
| },
| {
| time: "2021-01-01T12:11:40Z",
| x: -146.56364947549,
| y: 38.8612791867078,
| z: 1121731.48352323
| },
| {
| time: "2021-01-01T12:15:00Z",
| x: -150.074587947037,
| y: 49.8538696199919,
| z: 1125266.75027392
| },
| {
| time: "2021-01-01T12:18:20Z",
| x: -155.164247872234,
| y: 60.7243205344318,
| z: 1128555.88185048
| },
| {
| time: "2021-01-01T12:21:40Z",
| x: -164.565295557077,
| y: 71.3021698947674,
| z: 1131111.78312013
| },
| {
| time: "2021-01-01T12:25:00Z",
| x: 168.08311253827,
| y: 80.6216347342535,
| z: 1132558.81749868
| },
| {
| time: "2021-01-01T12:28:20Z",
| x: 90.2490230895946,
| y: 81.5572161531476,
| z: 1132686.79200749
| },
| {
| time: "2021-01-01T12:31:40Z",
| x: 57.1447486006726,
| y: 72.6931112200722,
| z: 1131480.71852334
| },
| {
| time: "2021-01-01T12:35:00Z",
| x: 46.6265974503472,
| y: 62.1897990251119,
| z: 1129122.78290078
| },
| {
| time: "2021-01-01T12:38:20Z",
| x: 41.1892143509244,
| y: 51.3446936437554,
| z: 1125966.29999715
| },
| {
| time: "2021-01-01T12:41:40Z",
| x: 37.5323471372029,
| y: 40.3652635518961,
| z: 1122484.77649625
| }
| ]
|
| const property = new Cesium.SampledPositionProperty()
| property.forwardExtrapolationType = Cesium.ExtrapolationType.HOLD
|
| for (let z = 0; z < wxdata.length; z++) {
| const item = wxdata[z]
|
| const thisTime = Cesium.JulianDate.fromIso8601(item.time)
| const position = Cesium.Cartesian3.fromDegrees(item.x, item.y, item.z)
| // 添加每一个链接点的信息，到达的时间以及坐标位置
| property.addSample(thisTime, position)
| }
| property.setInterpolationOptions({
| interpolationDegree: 2,
| interpolationAlgorithm: Cesium.LagrangePolynomialApproximation
| })
|
| return property
| }
|
|
