+改变地图中心点，加抚州底图

liuyg

2022-03-25 badf4557ff897aed6e33e88fc01bdfb38e9b4fce

 src/components/map/components/dimension.vue

@@ -1,5 +1,29 @@
<template>
    <div class="dimension-cut">
        <el-button
            v-show="btnGroupShow"
            size="mini"
            class="three-stm"
            type="primary"
            @click="locationSTM"
        >s3m</el-button>

        <el-button
            v-show="btnGroupShow"
            size="mini"
            class="sat-stm"
            type="primary"
            @click="locationSAT"
        >科技</el-button>

        <el-button
            v-show="btnGroupShow"
            size="mini"
            class="sat-tc"
            type="primary"
            @click="locationTC"
        >热力图</el-button>

        <el-radio-group v-model="dimensionValue" size="medium" @change="dimensionChange">
            <el-radio-button label="三 维"></el-radio-button>
            <el-radio-button label="真三维"></el-radio-button>
@@ -26,12 +50,19 @@

let select = null

const wallLayer = null
let streenMlayer = null

let layerSat = null
let layerSATtwo = null
let tcLayer = null

// const wallLayer = null

export default {
    name: 'dimension',
    data () {
        return {
            btnGroupShow: false,
            dimensionValue: '三 维',
            // 建筑2.5D地图
            // 建筑2.5D面数据
@@ -176,6 +207,40 @@
                            // minimumLevel: 19
                        }))

                    // global.viewer.imageryLayers.addImageryProvider(
                    //     new global.DC.Namespace.Cesium.WebMapTileServiceImageryProvider({
                    //         url: 'http://www.tdtfz.com/OneMapServer/rest/services/fzsw2019/MapServer/WMTS',
                    //         layer: 'fzsw2019',
                    //         style: 'default',
                    //         tileMatrixSetID: 'default028mm',
                    //         format: 'image/jpgpng',
                    //         tilingScheme: new global.DC.Namespace.Cesium.GeographicTilingScheme(),
                    //         maximumLevel: 19,
                    //         tileMatrixLabels: [
                    //             '0',
                    //             '1',
                    //             '2',
                    //             '3',
                    //             '4',
                    //             '5',
                    //             '6',
                    //             '7',
                    //             '8',
                    //             '9',
                    //             '10',
                    //             '11',
                    //             '12',
                    //             '13',
                    //             '14',
                    //             '15',
                    //             '16',
                    //             '17',
                    //             '18',
                    //             '19'
                    //         ]
                    //     })
                    // )

                    // wallLayer = new global.DC.VectorLayer('wallLayer')
                    // global.viewer.addLayer(wallLayer)

@@ -249,19 +314,26 @@

                    // 最小
                    global.viewer.scene.screenSpaceCameraController.minimumZoomDistance = 100
                    global.eagleViewer.scene.screenSpaceCameraController.minimumZoomDistance = 1100
                    // 最大
                    global.viewer.scene.screenSpaceCameraController.maximumZoomDistance = 400
                    global.eagleViewer.scene.screenSpaceCameraController.maximumZoomDistance = 1400

                    // 设置相机缩小时的速率
                    global.viewer.scene.screenSpaceCameraController._minimumZoomRate = 2000
                    // global.eagleViewer.scene.screenSpaceCameraController._minimumZoomRate = 2000
                    // 设置相机放大时的速率
                    global.viewer.scene.screenSpaceCameraController._maximumZoomRate = 5906376272000
                    // global.eagleViewer.scene.screenSpaceCameraController._maximumZoomRate = 5906376272000
                    // 视角平移
                    global.viewer.scene.screenSpaceCameraController.enableRotate = true
                    global.eagleViewer.scene.screenSpaceCameraController.enableRotate = true
                    // 视角缩放
                    global.viewer.scene.screenSpaceCameraController.enableZoom = true
                    global.eagleViewer.scene.screenSpaceCameraController.enableZoom = true
                    // 视角旋转
                    global.viewer.scene.screenSpaceCameraController.enableTilt = false
                    global.eagleViewer.scene.screenSpaceCameraController.enableTilt = false

                    that.createdLayers()

@@ -532,11 +604,16 @@
                        }

                    global.viewer.on(global.DC.SceneEventType.CAMERA_CHANGED, that.mapCameraEvent)
                    global.eagleViewer.on(global.DC.SceneEventType.CAMERA_CHANGED, that.smallMapCameraEvent)
                }
            }
        }
    },
    methods: {
        locationSTM () {
            global.viewer.flyToPosition('116.45793269658417,39.92711385557482,617.5967826044838,181.95219395269424,-21.286437065473546')
        },

        mouseMoveEvent (e) {
            var that = this

@@ -676,6 +753,90 @@
            }
        },

        smallMapCameraEvent () {
            const height = Math.ceil(
                global.eagleViewer.camera.positionCartographic.height
            )

            global.eagleViewer.camera.setView({
                orientation: {
                    // 指向
                    heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
                    // 视角
                    pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
                    roll: 0.0
                }
            })

            if (height < 1150) {
                global.eagleViewer.camera.setView({
                    destination: global.DC.Namespace.Cesium.Cartesian3.fromRadians(
                        global.eagleViewer.camera.positionCartographic.longitude,
                        global.eagleViewer.camera.positionCartographic.latitude,
                        1100
                    ),
                    orientation: {
                        // 指向
                        heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
                        // 视角
                        pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
                        roll: 0.0
                    }
                })
            }

            if (height > 1150 && height <= 1250) {
                global.eagleViewer.camera.setView({
                    destination: global.DC.Namespace.Cesium.Cartesian3.fromRadians(
                        global.eagleViewer.camera.positionCartographic.longitude,
                        global.eagleViewer.camera.positionCartographic.latitude,
                        1200
                    ),
                    orientation: {
                        // 指向
                        heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
                        // 视角
                        pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
                        roll: 0.0
                    }
                })
            }

            if (height > 1250 && height <= 1350) {
                global.eagleViewer.camera.setView({
                    destination: global.DC.Namespace.Cesium.Cartesian3.fromRadians(
                        global.eagleViewer.camera.positionCartographic.longitude,
                        global.eagleViewer.camera.positionCartographic.latitude,
                        1300
                    ),
                    orientation: {
                        // 指向
                        heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
                        // 视角
                        pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
                        roll: 0.0
                    }
                })
            }

            if (height > 1350) {
                global.eagleViewer.camera.setView({
                    destination: global.DC.Namespace.Cesium.Cartesian3.fromRadians(
                        global.eagleViewer.camera.positionCartographic.longitude,
                        global.eagleViewer.camera.positionCartographic.latitude,
                        1400
                    ),
                    orientation: {
                        // 指向
                        heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
                        // 视角
                        pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
                        roll: 0.0
                    }
                })
            }
        },

        createdLayers () {
            layerGroup = new global.DC.LayerGroup('modelBox')
            global.viewer.addLayerGroup(layerGroup)
@@ -801,14 +962,117 @@
            }
        },

        locationSAT () {
            global.viewer.flyToPosition('121.4941629,31.2091462,1859.56,0,-28.71')
        },

        locationTC () {
            global.viewer.flyToPosition('120.670183527,31.348282115,109658.22,0,-89.90659095062371')
        },

        generatePosition (num) {
            const list = []
            for (let i = 0; i < num; i++) {
                const lng = 120.38105869 + Math.random() * 0.5
                const lat = 31.10115627 + Math.random() * 0.5
                list.push(new global.DC.Position(lng, lat))
            }
            return list
        },

        removeTC () {
            global.viewer.removeLayer(tcLayer)
            tcLayer = null
        },

        createTC () {
            tcLayer = new global.DC.HeatLayer('tcLayer', {
                useGround: true,
                radius: 40
            })
            global.viewer.addLayer(tcLayer)
            const positions = this.generatePosition(3000)
            tcLayer.setPositions(positions)
        },

        // 科技感删除
        removeSAT () {
            global.viewer.removeLayer(layerSat)
            global.viewer.removeLayer(layerSATtwo)
            layerSat = null
            layerSATtwo = null
        },

        // 科技感添加
        createSAT () {
            function generatePosition (num, isAdd) {
                const list = []
                for (let i = 0; i < num; i++) {
                    const lng = 121.49536592256028 + Math.random() * 0.04 * (isAdd ? 1 : -1)
                    const lat = 31.241616722278213 + Math.random() * 0.04 * (isAdd ? 1 : -1)
                    list.push({ lng, lat })
                }
                return list
            }

            layerSat = new global.DC.TilesetLayer('layerSat').addTo(global.viewer)

            const build = new global.DC.Tileset(
                'http://resource.dvgis.cn/data/3dtiles/ljz/tileset.json',
                { skipLevels: true }
            )

            const fs = `
                        varying vec3 v_positionEC;
                        void main(void){
                            vec4 position = czm_inverseModelView * vec4(v_positionEC,1); // 位置
                            float glowRange = 100.0; // 光环的移动范围(高度)
                            gl_FragColor = vec4(0.2,  0.5, 1.0, 1.0); // 颜色
                            gl_FragColor *= vec4(vec3(position.z / 100.0), 1.0); // 渐变
                            // 动态光环
                            float time = fract(czm_frameNumber / 360.0);
                            time = abs(time - 0.5) * 2.0;
                            float diff = step(0.005, abs( clamp(position.z / glowRange, 0.0, 1.0) - time));
                            gl_FragColor.rgb += gl_FragColor.rgb * (1.0 - diff);
                        }
                        `
            build.setCustomShader(fs)

            layerSat.addOverlay(build)

            layerSATtwo = new global.DC.PrimitiveLayer('layer').addTo(global.viewer)

            let positions = generatePosition(50, true)

            positions = positions.concat(generatePosition(50))

            positions.forEach(item => {
                const position = global.DC.Position.fromObject(item)
                const end = position.copy()
                end.alt = 5000 * Math.random()
                const line = new global.DC.FlowLinePrimitive([position, end], 0.5)
                line.setStyle({
                    speed: 6 * Math.random(),
                    color: global.DC.Color.fromCssColorString('rgb(141,172,172)'),
                    percent: 0.1,
                    gradient: 0.01
                })
                layerSATtwo.addOverlay(line)
            })
        },

        dimensionChange () {
            var that = this

            that.$store.commit('SET_TWOORTHREE', that.dimensionValue)

            if (that.dimensionValue == '真三维') {
                that.btnGroupShow = true
                that.createSAT()
                that.createTC()
                global.viewer.off(global.DC.MouseEventType.MOUSE_MOVE, that.mouseMoveEvent)
                global.viewer.off(global.DC.SceneEventType.CAMERA_CHANGED, that.mapCameraEvent)
                global.eagleViewer.off(global.DC.SceneEventType.CAMERA_CHANGED, that.smallMapCameraEvent)
                that.removeLayers()
                global.viewer.imageryLayers.remove(baseMapLayer)
                baseMapLayer = null
@@ -827,13 +1091,20 @@
                tilesetLayer.addOverlay(tileset)
                tileset.on(global.DC.MouseEventType.CLICK, that.tilesetClick)
                tilesetLayer.show = true

                streenMlayer = new global.DC.S3MLayer('streenMlayer', 'http://resource.dvgis.cn/data/3dtiles/CBD/cbd.scp')
                global.viewer.addLayer(streenMlayer)
                // 最小
                global.viewer.scene.screenSpaceCameraController.minimumZoomDistance = 1.0
                global.eagleViewer.scene.screenSpaceCameraController.minimumZoomDistance = 1.0
                // 最大
                global.viewer.scene.screenSpaceCameraController.maximumZoomDistance =
                    Number.POSITIVE_INFINITY
                global.eagleViewer.scene.screenSpaceCameraController.maximumZoomDistance =
                    Number.POSITIVE_INFINITY
                // 视角旋转
                global.viewer.scene.screenSpaceCameraController.enableTilt = true
                global.eagleViewer.scene.screenSpaceCameraController.enableTilt = true
                // 115.877863,28.741661
                global.viewer.camera.setView({
                    // Cesium的坐标是以地心为原点，一向指向南美洲，一向指向亚洲，一向指向北极州
@@ -851,15 +1122,38 @@
                        roll: 0.0
                    }
                })

                global.eagleViewer.camera.setView({
                    // Cesium的坐标是以地心为原点，一向指向南美洲，一向指向亚洲，一向指向北极州
                    // fromDegrees()方法，将经纬度和高程转换为世界坐标
                    destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
                        that.mapCenter[0],
                        that.mapCenter[1],
                        1220.0
                    ),
                    orientation: {
                        // 指向
                        heading: global.DC.Namespace.Cesium.Math.toRadians(-9),
                        // 视角
                        pitch: global.DC.Namespace.Cesium.Math.toRadians(-34.54),
                        roll: 0.0
                    }
                })
            } else {
                that.btnGroupShow = false
                that.removeSAT()
                that.removeTC()
                global.viewer.on(global.DC.MouseEventType.MOUSE_MOVE, that.mouseMoveEvent)
                global.viewer.on(global.DC.SceneEventType.CAMERA_CHANGED, that.mapCameraEvent)
                global.eagleViewer.on(global.DC.SceneEventType.CAMERA_CHANGED, that.smallMapCameraEvent)
                tileset.off(global.DC.MouseEventType.CLICK, that.tilesetClick)
                tilesetLayer.removeOverlay(tileset)
                tilesetLayer.show = false
                global.viewer.removeLayer(tilesetLayer)
                tileset = null
                tilesetLayer = null
                global.viewer.removeLayer(streenMlayer)
                streenMlayer = null
                that.createdLayers()

                baseMapLayer = global.viewer.imageryLayers.addImageryProvider(new global.DC.Namespace.Cesium.UrlTemplateImageryProvider({
@@ -883,12 +1177,32 @@
                        roll: 0.0
                    }
                })

                global.eagleViewer.camera.setView({
                    // Cesium的坐标是以地心为原点，一向指向南美洲，一向指向亚洲，一向指向北极州
                    // fromDegrees()方法，将经纬度和高程转换为世界坐标
                    destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
                        that.mapCenter[0],
                        that.mapCenter[1],
                        1400.0
                    ),
                    orientation: {
                        // 指向
                        heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
                        // 视角
                        pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
                        roll: 0.0
                    }
                })
                // 最小
                global.viewer.scene.screenSpaceCameraController.minimumZoomDistance = 100
                global.eagleViewer.scene.screenSpaceCameraController.minimumZoomDistance = 1100
                // 最大
                global.viewer.scene.screenSpaceCameraController.maximumZoomDistance = 400
                global.eagleViewer.scene.screenSpaceCameraController.maximumZoomDistance = 1400
                // 视角旋转
                global.viewer.scene.screenSpaceCameraController.enableTilt = false
                global.eagleViewer.scene.screenSpaceCameraController.enableTilt = false
            }
        }
    }
@@ -904,4 +1218,25 @@
    // height: 40px;
    z-index: 1;
}

.three-stm {
    position: fixed;
    top: 66px;
    right: 10px;
    z-index: 99;
}

.sat-stm {
    position: fixed;
    top: 66px;
    right: 75px;
    z-index: 99;
}

.sat-tc {
    position: fixed;
    top: 66px;
    right: 141px;
    z-index: 99;
}
</style>