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2 Commits

@ -1,3 +1,10 @@
/*
* @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-04-13 10:03:23
* @LastEditors: cbwu
* @LastEditTime: 2024-04-13 11:07:45
* @Description:
*/
module.exports = { module.exports = {
env: { env: {
browser: true, browser: true,
@ -63,5 +70,6 @@ module.exports = {
semi: false, semi: false,
}, },
], ],
'linebreak-style': [0, 'error', 'windows'], //取消对LF和CRLF的检查
}, },
} }

@ -1,9 +1,9 @@
{ {
"singleQuote": true, "singleQuote": true,
"semi": false, "semi": false,
"bracketSpacing": true, "bracketSpacing": true,
"htmlWhitespaceSensitivity": "ignore", "htmlWhitespaceSensitivity": "ignore",
"endOfLine": "auto", "endOfLine": "lf",
"trailingComma": "all", "trailingComma": "all",
"tabWidth": 2 "tabWidth": 2
} }

@ -0,0 +1,26 @@
/*
* @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-04-13 10:36:06
* @LastEditors: cbwu
* @LastEditTime: 2024-04-13 11:14:53
* @Description:
*/
import { Color, Cartesian2 } from 'cesium'
export interface EntityOptions {
id?: string
name?: string
show?: boolean
pixelSize?: number //点大小
outlineColor?: Color //轮廓线颜色
color?: Color //点颜色
fillColor?: Color //填充颜色
fill?: boolean //是否填充
width?: number //线宽
outlineWidth?: number
text?: string //标注内容
font?: string //字体
pixelOffset?: Cartesian2 //偏移量
image?: string //图片url
imageWidth?: number //图片宽
imageHeight?: number //图片高
}

@ -1,11 +1,11 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-04-10 11:21:35 * @Date: 2024-04-10 11:21:35
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-10 11:29:01 * @LastEditTime: 2024-04-10 11:29:01
* @Description: * @Description:
*/ */
// 获取地图assets静态资源 // 获取地图assets静态资源
export const getMapAssetsFile = (url: string) => { export const getMapAssetsFile = (url: string) => {
return new URL(`../assets/map/${url}`, import.meta.url).href return new URL(`../assets/map/${url}`, import.meta.url).href
} }

@ -1,20 +1,20 @@
// 场景相机相关操作 // 场景相机相关操作
import { Viewer, Cartesian3, Math } from 'cesium' import { Viewer, Cartesian3, Math } from 'cesium'
/** /**
* *
* @param viewer :Viewer * @param viewer :Viewer
*/ */
function flyToChina(viewer: Viewer) { function flyToChina(viewer: Viewer) {
viewer.camera.flyTo({ viewer.camera.flyTo({
destination: Cartesian3.fromDegrees(103.84, 31.15, 10350000), destination: Cartesian3.fromDegrees(103.84, 31.15, 10350000),
orientation: { orientation: {
heading: Math.toRadians(0), heading: Math.toRadians(0),
pitch: Math.toRadians(-90), pitch: Math.toRadians(-90),
roll: Math.toRadians(0), roll: Math.toRadians(0),
}, },
complete: function callback() { complete: function callback() {
// 定位完成之后的回调函数 // 定位完成之后的回调函数
}, },
}) })
} }
export { flyToChina } export { flyToChina }

@ -1,50 +1,50 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-22 09:11:54 * @Date: 2024-03-22 09:11:54
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-01 09:21:17 * @LastEditTime: 2024-04-13 10:49:36
* @Description: * @Description:
*/ */
import { Cartesian2, Viewer, Math, Cartographic, Cartesian3 } from 'cesium' import { Cartesian2, Viewer, Math, Cartographic, Cartesian3 } from 'cesium'
/** /**
* *
* @param viewer * @param viewer
* @param windowPosition : * @param windowPosition :
* @returns : * @returns :
*/ */
function cartesian2ToCartesian3(viewer: Viewer, windowPosition: Cartesian2) { function cartesian2ToCartesian3(viewer: Viewer, windowPosition: Cartesian2) {
const ray = viewer.camera.getPickRay(windowPosition) const ray = viewer.camera.getPickRay(windowPosition)
if (ray != undefined) { if (ray != undefined) {
return viewer.scene.globe.pick(ray, viewer.scene) return viewer.scene.globe.pick(ray, viewer.scene)
} else return undefined } else return undefined
} }
/** /**
* *
* @param viewer * @param viewer
* @param windowPosition : * @param windowPosition :
* @returns :WGS84 * @returns :WGS84
*/ */
function cartesian2ToWGS84(viewer: Viewer, windowPosition: Cartesian2) { function cartesian2ToWGS84(viewer: Viewer, windowPosition: Cartesian2) {
const cartesian3 = cartesian2ToCartesian3(viewer, windowPosition) const cartesian3 = cartesian2ToCartesian3(viewer, windowPosition)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
return cartesian3ToWGS84(cartesian3) return cartesian3ToWGS84(cartesian3)
} else return [] } else return []
} }
/** /**
* WGS84 * WGS84
* @param pos * @param pos
* @returns * @returns
*/ */
function cartesian3ToWGS84(pos: Cartesian3) { function cartesian3ToWGS84(pos: Cartesian3) {
if (pos) { if (pos) {
const cartographic = Cartographic.fromCartesian(pos) const cartographic = Cartographic.fromCartesian(pos)
const lon = Math.toDegrees(cartographic.longitude) // 经度 const lon = Math.toDegrees(cartographic.longitude) // 经度
const lat = Math.toDegrees(cartographic.latitude) // 纬度 const lat = Math.toDegrees(cartographic.latitude) // 纬度
const alt = cartographic.height // 高度 const alt = cartographic.height // 高度
return [lon, lat, alt] return [lon, lat, alt]
} }
return [] return []
} }
export { cartesian2ToCartesian3, cartesian2ToWGS84, cartesian3ToWGS84 } export { cartesian2ToCartesian3, cartesian2ToWGS84, cartesian3ToWGS84 }

@ -1,50 +1,50 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-27 09:51:04 * @Date: 2024-03-27 09:51:04
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-10 15:54:02 * @LastEditTime: 2024-04-13 10:46:43
* @Description: * @Description:
*/ */
import { import {
Viewer, Viewer,
ScreenSpaceEventHandler, ScreenSpaceEventHandler,
Cartesian3, Cartesian3,
Color, Color,
ScreenSpaceEventType, ScreenSpaceEventType,
Entity, Entity,
DataSource, DataSource,
} from 'cesium' } from 'cesium'
import { BillBoard } from '../geometry/billboard' import { BillBoard } from '../geometry/billboard'
import { cartesian2ToCartesian3 } from '../coordinate' import { cartesian2ToCartesian3 } from '../coordinate'
export default class DrawPoint { export default class DrawPoint {
viewer: Viewer viewer: Viewer
handler: ScreenSpaceEventHandler handler: ScreenSpaceEventHandler
markerLayer: DataSource markerLayer: DataSource
constructor(viewer: Viewer) { constructor(viewer: Viewer) {
this.viewer = viewer this.viewer = viewer
this.handler = new ScreenSpaceEventHandler(this.viewer.scene.canvas) this.handler = new ScreenSpaceEventHandler(this.viewer.scene.canvas)
this.markerLayer = viewer.dataSources.getByName('Marker')[0] this.markerLayer = viewer.dataSources.getByName('Marker')[0]
} }
//开始绘制 //开始绘制
public start() { public start() {
this.handler.setInputAction( this.handler.setInputAction(
this.leftClickCallBack, this.leftClickCallBack,
ScreenSpaceEventType.LEFT_CLICK, ScreenSpaceEventType.LEFT_CLICK,
) )
} }
//结束绘制 //结束绘制
public end() { public end() {
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK)
this.handler.destroy() this.handler.destroy()
} }
//左键Click事件 //左键Click事件
private leftClickCallBack = ( private leftClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position)
if (cartesian3) { if (cartesian3) {
this.markerLayer.entities.add(new BillBoard(cartesian3)) this.markerLayer.entities.add(new BillBoard(cartesian3))
this.viewer.scene.requestRender() this.viewer.scene.requestRender()
} }
} }
} }

@ -1,197 +1,197 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-27 08:43:44 * @Date: 2024-03-27 08:43:44
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-12 09:06:27 * @LastEditTime: 2024-04-13 10:46:58
* @Description: Polyline * @Description: Polyline
*/ */
import { import {
Viewer, Viewer,
ScreenSpaceEventHandler, ScreenSpaceEventHandler,
Cartesian3, Cartesian3,
Color, Color,
ScreenSpaceEventType, ScreenSpaceEventType,
Entity, Entity,
CallbackProperty, CallbackProperty,
PolylineDashMaterialProperty, PolylineDashMaterialProperty,
} from 'cesium' } from 'cesium'
import { cartesian2ToCartesian3 } from '@/utils/map/coordinate' import { cartesian2ToCartesian3 } from '@/utils/map/coordinate'
// import { PointEntity, PolylineEntity } from '@/utils/map/geometry' // import { PointEntity, PolylineEntity } from '@/utils/map/geometry'
import { PolylineEntity } from '../geometry/polylineEntity' import { PolylineEntity } from '../geometry/polylineEntity'
import { PointEntity } from '@/utils/map/geometry/pointEntity' import { PointEntity } from '@/utils/map/geometry/pointEntity'
import EditGeometry from '@/utils/map/draw/editGeometry' import EditGeometry from '@/utils/map/draw/editGeometry'
type EntityOptions = { type EntityOptions = {
id?: string id?: string
name?: string name?: string
show?: boolean show?: boolean
pixelSize?: number pixelSize?: number
color?: Color color?: Color
fillColor?: Color fillColor?: Color
fill?: boolean fill?: boolean
width?: number width?: number
outlineWidth?: number outlineWidth?: number
} }
export default class CreatePolyline { export default class CreatePolyline {
viewer: Viewer viewer: Viewer
handler: ScreenSpaceEventHandler handler: ScreenSpaceEventHandler
polyline: PolylineEntity | null polyline: PolylineEntity | null
dashLine: Entity | null dashLine: Entity | null
trackingLine: Entity | null trackingLine: Entity | null
trackingLinePositions: Cartesian3[] = [] trackingLinePositions: Cartesian3[] = []
controlPoints: Entity[] | null controlPoints: Entity[] | null
modifyPoint: any = null modifyPoint: any = null
clickedGeometry: Entity | null = null clickedGeometry: Entity | null = null
moveSelectedPoint: PointEntity | null = null moveSelectedPoint: PointEntity | null = null
positions: Cartesian3[] = [] positions: Cartesian3[] = []
bMove: boolean = false bMove: boolean = false
bLongClick: boolean = false bLongClick: boolean = false
clickTimeout: any clickTimeout: any
// layer: CustomDataSource // layer: CustomDataSource
defaultStyle: EntityOptions = { defaultStyle: EntityOptions = {
// id: 'Polyline' + String(PolylineEntity.id), // id: 'Polyline' + String(PolylineEntity.id),
// name: 'Polyline' + String(PolylineEntity.id + 1), // name: 'Polyline' + String(PolylineEntity.id + 1),
show: true, show: true,
width: 2, width: 2,
color: Color.GREEN, color: Color.GREEN,
} }
constructor(viewer: Viewer, options?: EntityOptions) { constructor(viewer: Viewer, options?: EntityOptions) {
this.viewer = viewer this.viewer = viewer
this.handler = new ScreenSpaceEventHandler(this.viewer.scene.canvas) this.handler = new ScreenSpaceEventHandler(this.viewer.scene.canvas)
this.polyline = null this.polyline = null
this.trackingLine = null this.trackingLine = null
this.dashLine = null this.dashLine = null
this.controlPoints = [] this.controlPoints = []
this.defaultStyle = { ...this.defaultStyle, ...options } this.defaultStyle = { ...this.defaultStyle, ...options }
} }
// 开始绘制 // 开始绘制
public start() { public start() {
// 左单击加点 // 左单击加点
this.handler.setInputAction( this.handler.setInputAction(
this.leftClickCallBack, this.leftClickCallBack,
ScreenSpaceEventType.LEFT_CLICK, ScreenSpaceEventType.LEFT_CLICK,
) )
// 移动动态绘制 // 移动动态绘制
this.handler.setInputAction( this.handler.setInputAction(
this.moveCallBack, this.moveCallBack,
ScreenSpaceEventType.MOUSE_MOVE, ScreenSpaceEventType.MOUSE_MOVE,
) )
// 左双击结束 // 左双击结束
this.handler.setInputAction( this.handler.setInputAction(
this.leftDoubleClickCallBack, this.leftDoubleClickCallBack,
ScreenSpaceEventType.LEFT_DOUBLE_CLICK, ScreenSpaceEventType.LEFT_DOUBLE_CLICK,
) )
// 右击回退上一步 // 右击回退上一步
this.handler.setInputAction( this.handler.setInputAction(
this.rightClickCallBack, this.rightClickCallBack,
ScreenSpaceEventType.RIGHT_CLICK, ScreenSpaceEventType.RIGHT_CLICK,
) )
} }
public end() { public end() {
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK)
} }
//左单击回调事件 //左单击回调事件
private leftClickCallBack = ( private leftClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
const pickedObject = this.viewer.scene.pick(event.position) const pickedObject = this.viewer.scene.pick(event.position)
// console.log(pickedObject) // console.log(pickedObject)
if (pickedObject) { if (pickedObject) {
//点击同一位置,返回 //点击同一位置,返回
if ( if (
pickedObject.id.id === pickedObject.id.id ===
this.polyline?.controlPointsID[this.positions.length - 1] this.polyline?.controlPointsID[this.positions.length - 1]
) { ) {
return return
// console.log('********click the same point') // console.log('********click the same point')
} }
} }
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
if (!this.polyline) { if (!this.polyline) {
this.polyline = new PolylineEntity(this.positions) this.polyline = new PolylineEntity(this.positions)
this.dashLine = this.createTrackingLine(this.positions) this.dashLine = this.createTrackingLine(this.positions)
this.viewer.entities.add(this.dashLine) this.viewer.entities.add(this.dashLine)
this.viewer.dataSources.add(this.polyline) this.viewer.dataSources.add(this.polyline)
} }
this.polyline.addPoint(cartesian3) this.polyline.addPoint(cartesian3)
this.trackingLinePositions[0] = cartesian3 this.trackingLinePositions[0] = cartesian3
this.bMove = true this.bMove = true
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
} }
// 移动回调事件 // 移动回调事件
private moveCallBack = (event: ScreenSpaceEventHandler.MotionEvent) => { private moveCallBack = (event: ScreenSpaceEventHandler.MotionEvent) => {
if (this.bMove) { if (this.bMove) {
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.endPosition) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.endPosition)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
//更新追踪线坐标 //更新追踪线坐标
this.trackingLinePositions[1] = cartesian3 this.trackingLinePositions[1] = cartesian3
if (!this.trackingLine) { if (!this.trackingLine) {
//创建追踪线对象 //创建追踪线对象
this.trackingLine = this.createTrackingLine( this.trackingLine = this.createTrackingLine(
this.trackingLinePositions, this.trackingLinePositions,
) )
this.viewer.entities.add(this.trackingLine) this.viewer.entities.add(this.trackingLine)
} }
} }
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
} }
// 左双击回调事件 // 左双击回调事件
private leftDoubleClickCallBack = ( private leftDoubleClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
// 清除可能已经设置的单击定时器 // 清除可能已经设置的单击定时器
// clearTimeout(this.clickTimeout) // clearTimeout(this.clickTimeout)
if (!this.polyline) return if (!this.polyline) return
console.log('**************************** double click') console.log('**************************** double click')
this.bMove = false this.bMove = false
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
// 移除追踪线 // 移除追踪线
if (!this.trackingLine) { if (!this.trackingLine) {
this.viewer.entities.remove(this.trackingLine!) this.viewer.entities.remove(this.trackingLine!)
} }
} }
this.clearEvent() this.clearEvent()
console.log('end:' + this.positions.length.toString()) console.log('end:' + this.positions.length.toString())
console.log(this.positions) console.log(this.positions)
//结束绘制进入编辑模式 //结束绘制进入编辑模式
this.polyline.removeControlPoints() this.polyline.removeControlPoints()
const editTool = new EditGeometry(this.viewer, this.polyline.geometry!) const editTool = new EditGeometry(this.viewer, this.polyline.geometry!)
editTool.start() editTool.start()
} }
// 右击回调事件 // 右击回调事件
private rightClickCallBack = () => { private rightClickCallBack = () => {
if (!this.controlPoints) return if (!this.controlPoints) return
if (this.controlPoints.length > 1) { if (this.controlPoints.length > 1) {
const lastPoint = this.positions.pop() const lastPoint = this.positions.pop()
this.positions[this.positions.length - 1] = lastPoint! this.positions[this.positions.length - 1] = lastPoint!
this.viewer.entities.remove(this.controlPoints.pop() as Entity) this.viewer.entities.remove(this.controlPoints.pop() as Entity)
} }
} }
clearEvent() { clearEvent() {
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK)
this.handler.removeInputAction(ScreenSpaceEventType.MOUSE_MOVE) this.handler.removeInputAction(ScreenSpaceEventType.MOUSE_MOVE)
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_DOUBLE_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_DOUBLE_CLICK)
} }
//创建追踪线 //创建追踪线
createTrackingLine(positions: Cartesian3[]) { createTrackingLine(positions: Cartesian3[]) {
return new Entity({ return new Entity({
polyline: { polyline: {
positions: new CallbackProperty(() => { positions: new CallbackProperty(() => {
return positions return positions
}, false), }, false),
width: 2, width: 2,
material: new PolylineDashMaterialProperty({ material: new PolylineDashMaterialProperty({
color: Color.GREEN, color: Color.GREEN,
dashLength: 15, //短划线长度 dashLength: 15, //短划线长度
}), }),
clampToGround: true, clampToGround: true,
}, },
}) })
} }
} }

@ -1,249 +1,249 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-27 11:06:45 * @Date: 2024-03-27 11:06:45
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-02 11:05:20 * @LastEditTime: 2024-04-13 10:47:09
* @Description: * @Description:
*/ */
import { import {
Viewer, Viewer,
ScreenSpaceEventHandler, ScreenSpaceEventHandler,
PointGraphics, PointGraphics,
PolylineGraphics, PolylineGraphics,
Cartesian3, Cartesian3,
ConstantProperty, ConstantProperty,
ScreenSpaceEventType, ScreenSpaceEventType,
Entity, Entity,
ConstantPositionProperty, ConstantPositionProperty,
defined, defined,
} from 'cesium' } from 'cesium'
import { cartesian2ToCartesian3 } from '@/utils/map/coordinate' import { cartesian2ToCartesian3 } from '@/utils/map/coordinate'
import { getClosestPoint, isOnLineSegment } from '@/utils/map/geocomputation' import { getClosestPoint, isOnLineSegment } from '@/utils/map/geocomputation'
import { PointEntity } from '@/utils/map/geometry/pointEntity' import { PointEntity } from '@/utils/map/geometry/pointEntity'
export default class EditGeometry { export default class EditGeometry {
viewer: Viewer viewer: Viewer
editHandler: ScreenSpaceEventHandler editHandler: ScreenSpaceEventHandler
geometry: Entity //要编辑的几何对象 geometry: Entity //要编辑的几何对象
oldPositions: Cartesian3[] = [] //存储未修改前的坐标 oldPositions: Cartesian3[] = [] //存储未修改前的坐标
positions: Cartesian3[] = [] //要编辑的几个对象坐标 positions: Cartesian3[] = [] //要编辑的几个对象坐标
controlPointsID: string[] = [] controlPointsID: string[] = []
controlPoint: PointEntity | null = null controlPoint: PointEntity | null = null
clickedGeometry: Entity | null = null clickedGeometry: Entity | null = null
clickDownPosition: Cartesian3 | null = null clickDownPosition: Cartesian3 | null = null
moveSelectedPoint: PointEntity | null = null moveSelectedPoint: PointEntity | null = null
bDrag: boolean = false //拖动标识 bDrag: boolean = false //拖动标识
bLongClick: boolean = false //长按标识 bLongClick: boolean = false //长按标识
clickTimeout: any clickTimeout: any
constructor(viewer: Viewer, editGeometry: Entity) { constructor(viewer: Viewer, editGeometry: Entity) {
this.viewer = viewer this.viewer = viewer
this.editHandler = new ScreenSpaceEventHandler(this.viewer.scene.canvas) this.editHandler = new ScreenSpaceEventHandler(this.viewer.scene.canvas)
this.geometry = editGeometry this.geometry = editGeometry
this.positions = editGeometry.polyline?.positions?.getValue( this.positions = editGeometry.polyline?.positions?.getValue(
this.viewer.clock.currentTime, this.viewer.clock.currentTime,
) )
this.oldPositions = this.positions this.oldPositions = this.positions
// 创建控制点 // 创建控制点
this.positions.forEach((value, index) => { this.positions.forEach((value, index) => {
this.createPoint(value, index) this.createPoint(value, index)
}) })
} }
public start() { public start() {
this.editHandler.setInputAction( this.editHandler.setInputAction(
this.leftDownClickCallBack, this.leftDownClickCallBack,
ScreenSpaceEventType.LEFT_DOWN, ScreenSpaceEventType.LEFT_DOWN,
) )
this.editHandler.setInputAction( this.editHandler.setInputAction(
this.moveCallBack, this.moveCallBack,
ScreenSpaceEventType.MOUSE_MOVE, ScreenSpaceEventType.MOUSE_MOVE,
) )
this.editHandler.setInputAction( this.editHandler.setInputAction(
this.leftUpClickCallBack, this.leftUpClickCallBack,
ScreenSpaceEventType.LEFT_UP, ScreenSpaceEventType.LEFT_UP,
) )
} }
//左键点击回调 //左键点击回调
private leftClickCallBack = ( private leftClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
const pickedObject = this.viewer.scene.pick(event.position) const pickedObject = this.viewer.scene.pick(event.position)
// 点中控制点 // 点中控制点
if ( if (
defined(pickedObject) && defined(pickedObject) &&
defined(pickedObject.id) && defined(pickedObject.id) &&
pickedObject.id.point instanceof PointGraphics pickedObject.id.point instanceof PointGraphics
) { ) {
console.log('You clicked a point entity.') console.log('You clicked a point entity.')
this.controlPoint = pickedObject.id this.controlPoint = pickedObject.id
console.log(this.controlPoint?.subId) console.log(this.controlPoint?.subId)
this.bDrag = true this.bDrag = true
this.forbidDrawWorld(true) this.forbidDrawWorld(true)
} }
} }
//左键按下回调 //左键按下回调
private leftDownClickCallBack = ( private leftDownClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
// 清除可能已经设置的单击定时器 // 清除可能已经设置的单击定时器
clearTimeout(this.clickTimeout) clearTimeout(this.clickTimeout)
// 判断是不是长按 // 判断是不是长按
this.clickTimeout = setTimeout(() => { this.clickTimeout = setTimeout(() => {
this.bLongClick = true this.bLongClick = true
}, 100) }, 100)
const pickedObject = this.viewer.scene.pick(event.position) const pickedObject = this.viewer.scene.pick(event.position)
//点中实体对象 //点中实体对象
if (defined(pickedObject) && defined(pickedObject.id)) { if (defined(pickedObject) && defined(pickedObject.id)) {
// 记录点击的几何对象及位置 // 记录点击的几何对象及位置
this.clickedGeometry = pickedObject.id this.clickedGeometry = pickedObject.id
this.clickDownPosition = this.viewer.scene.pickPosition(event.position) this.clickDownPosition = this.viewer.scene.pickPosition(event.position)
// // 判断是否同一实体 // // 判断是否同一实体
// if (this.geometry != pickedObject.id) { // if (this.geometry != pickedObject.id) {
// this.geometry = pickedObject.id // this.geometry = pickedObject.id
// if ( // if (
// pickedObject instanceof PolylineGraphics && // pickedObject instanceof PolylineGraphics &&
// pickedObject.positions // pickedObject.positions
// ) { // ) {
// this.oldPositions = this.geometry!.polyline!.positions?.getValue( // this.oldPositions = this.geometry!.polyline!.positions?.getValue(
// this.viewer.clock.currentTime, // this.viewer.clock.currentTime,
// ) // )
// } // }
// } // }
// 点中控制点 // 点中控制点
if (pickedObject.id.point instanceof PointGraphics) { if (pickedObject.id.point instanceof PointGraphics) {
console.log('You clicked a point entity.') console.log('You clicked a point entity.')
this.controlPoint = pickedObject.id this.controlPoint = pickedObject.id
console.log(this.controlPoint?.subId) console.log(this.controlPoint?.subId)
this.bDrag = true this.bDrag = true
this.forbidDrawWorld(true) this.forbidDrawWorld(true)
} }
} }
} }
//移动回调 //移动回调
private moveCallBack = (event: ScreenSpaceEventHandler.MotionEvent) => { private moveCallBack = (event: ScreenSpaceEventHandler.MotionEvent) => {
const pickedObject = this.viewer.scene.pick(event.endPosition) const pickedObject = this.viewer.scene.pick(event.endPosition)
// 悬停控制点放大 // 悬停控制点放大
if ( if (
pickedObject && pickedObject &&
pickedObject.id && pickedObject.id &&
pickedObject.id.point instanceof PointGraphics pickedObject.id.point instanceof PointGraphics
) { ) {
if (pickedObject.id.point instanceof PointGraphics) { if (pickedObject.id.point instanceof PointGraphics) {
if ( if (
this.moveSelectedPoint == null || this.moveSelectedPoint == null ||
this.moveSelectedPoint.id !== pickedObject.id.id this.moveSelectedPoint.id !== pickedObject.id.id
) { ) {
this.moveSelectedPoint = pickedObject.id this.moveSelectedPoint = pickedObject.id
this.moveSelectedPoint!.point!.pixelSize = new ConstantProperty( this.moveSelectedPoint!.point!.pixelSize = new ConstantProperty(
this.moveSelectedPoint!.options.pixelSize! + 2, this.moveSelectedPoint!.options.pixelSize! + 2,
) )
// console.log(this.moveSelectedPoint) // console.log(this.moveSelectedPoint)
} }
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
} else { } else {
// 离开控制点恢复原始大小 // 离开控制点恢复原始大小
if (this.moveSelectedPoint) { if (this.moveSelectedPoint) {
this.moveSelectedPoint!.point!.pixelSize = new ConstantProperty( this.moveSelectedPoint!.point!.pixelSize = new ConstantProperty(
this.moveSelectedPoint!.options.pixelSize! - 2, this.moveSelectedPoint!.options.pixelSize! - 2,
) )
this.moveSelectedPoint = null this.moveSelectedPoint = null
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
} }
if (!this.controlPoint || !this.bDrag) return if (!this.controlPoint || !this.bDrag) return
console.log('************************left down') console.log('************************left down')
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.endPosition) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.endPosition)
if (cartesian3) { if (cartesian3) {
// 修改节点坐标 // 修改节点坐标
this.modifyPoint(cartesian3, this.controlPoint.subId) this.modifyPoint(cartesian3, this.controlPoint.subId)
// this.geometry?.modifyPoint(cartesian3, this.controlPoint.subId) // this.geometry?.modifyPoint(cartesian3, this.controlPoint.subId)
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
} }
//左键松开回调 //左键松开回调
private leftUpClickCallBack = ( private leftUpClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
clearTimeout(this.clickTimeout) clearTimeout(this.clickTimeout)
// 单击添加点 // 单击添加点
if ( if (
!this.bLongClick && !this.bLongClick &&
this.clickedGeometry?.polyline instanceof PolylineGraphics this.clickedGeometry?.polyline instanceof PolylineGraphics
) { ) {
console.log('点中线,加点') console.log('点中线,加点')
this.addPoint() this.addPoint()
} }
this.bLongClick = false this.bLongClick = false
this.bDrag = false this.bDrag = false
this.forbidDrawWorld(false) this.forbidDrawWorld(false)
} }
// 左键双击回调 // 左键双击回调
private leftDoubleClickCallBack = ( private leftDoubleClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
// this.geometry. // this.geometry.
} }
// Viewer操作控制 // Viewer操作控制
forbidDrawWorld(isForbid: boolean) { forbidDrawWorld(isForbid: boolean) {
this.viewer.scene.screenSpaceCameraController.enableRotate = !isForbid this.viewer.scene.screenSpaceCameraController.enableRotate = !isForbid
this.viewer.scene.screenSpaceCameraController.enableTilt = !isForbid this.viewer.scene.screenSpaceCameraController.enableTilt = !isForbid
this.viewer.scene.screenSpaceCameraController.enableTranslate = !isForbid this.viewer.scene.screenSpaceCameraController.enableTranslate = !isForbid
this.viewer.scene.screenSpaceCameraController.enableInputs = !isForbid this.viewer.scene.screenSpaceCameraController.enableInputs = !isForbid
} }
// 添加点 // 添加点
addPoint() { addPoint() {
for (let i = 0; i < this.positions.length - 1; ++i) { for (let i = 0; i < this.positions.length - 1; ++i) {
if ( if (
isOnLineSegment( isOnLineSegment(
this.positions[i], this.positions[i],
this.positions[i + 1], this.positions[i + 1],
this.clickDownPosition!, this.clickDownPosition!,
) )
) { ) {
// 修改线坐标 // 修改线坐标
const pt = getClosestPoint( const pt = getClosestPoint(
this.positions[i], this.positions[i],
this.positions[i + 1], this.positions[i + 1],
this.clickDownPosition!, this.clickDownPosition!,
) )
this.positions.splice(i + 1, 0, pt) this.positions.splice(i + 1, 0, pt)
// 新建控制点 // 新建控制点
this.createPoint(pt, i + 1) this.createPoint(pt, i + 1)
// 修改控制点的subid // 修改控制点的subid
for (let index = i + 2; index < this.controlPointsID.length; ++index) { for (let index = i + 2; index < this.controlPointsID.length; ++index) {
const point = this.geometry.entityCollection.getById( const point = this.geometry.entityCollection.getById(
this.controlPointsID[index], this.controlPointsID[index],
) as PointEntity ) as PointEntity
point!.subId = point!.subId + 1 point!.subId = point!.subId + 1
} }
return return
} }
} }
} }
/** /**
* *
* @param pos * @param pos
* @param index * @param index
*/ */
modifyPoint(pos: Cartesian3, index: number) { modifyPoint(pos: Cartesian3, index: number) {
// 修改线坐标 // 修改线坐标
this.positions.splice(index, 1, pos) this.positions.splice(index, 1, pos)
// 修改控制点坐标 // 修改控制点坐标
this.controlPoint!.position = new ConstantPositionProperty(pos) this.controlPoint!.position = new ConstantPositionProperty(pos)
} }
/** /**
* *
* @param pos * @param pos
* @param index ,0 * @param index ,0
*/ */
createPoint(pos: Cartesian3, index: number) { createPoint(pos: Cartesian3, index: number) {
// if (this.geometry) { // if (this.geometry) {
const point = new PointEntity(pos) const point = new PointEntity(pos)
point.parent = this.geometry point.parent = this.geometry
point.subId = index point.subId = index
this.geometry.entityCollection.add(point) this.geometry.entityCollection.add(point)
this.controlPointsID.splice(index, 0, point.id) this.controlPointsID.splice(index, 0, point.id)
// } // }
} }
} }

@ -1,185 +1,185 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-15 08:43:26 * @Date: 2024-03-15 08:43:26
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-12 10:30:36 * @LastEditTime: 2024-04-13 10:49:27
* @FilePath: \GCSMap\src\utils\drawer.ts * @FilePath: \GCSMap\src\utils\drawer.ts
* @Description: * @Description:
*/ */
import { import {
Viewer, Viewer,
ScreenSpaceEventHandler, ScreenSpaceEventHandler,
ScreenSpaceEventType, ScreenSpaceEventType,
CustomDataSource, CustomDataSource,
Cartesian3, Cartesian3,
CallbackProperty, CallbackProperty,
PolygonHierarchy, PolygonHierarchy,
Color, Color,
} from 'cesium' } from 'cesium'
import { cartesian2ToCartesian3 } from '@/utils/map/coordinate' import { cartesian2ToCartesian3 } from '@/utils/map/coordinate'
import { import {
PointEntity, PointEntity,
PolylineEntity, PolylineEntity,
PolygonEntity, PolygonEntity,
} from '@/utils/map/geometry' } from '@/utils/map/geometry'
class Drawer { class Drawer {
viewer: Viewer viewer: Viewer
type: string type: string
handler: ScreenSpaceEventHandler handler: ScreenSpaceEventHandler
layer: CustomDataSource layer: CustomDataSource
polyline: PolylineEntity | null polyline: PolylineEntity | null
polygon: PolygonEntity | null polygon: PolygonEntity | null
positions: Cartesian3[] = [] positions: Cartesian3[] = []
n_Points: number n_Points: number
bMove: boolean bMove: boolean
clickTimeout: any clickTimeout: any
constructor(viewer: Viewer, type: string) { constructor(viewer: Viewer, type: string) {
this.viewer = viewer this.viewer = viewer
this.type = type this.type = type
this.handler = new ScreenSpaceEventHandler(this.viewer.canvas) this.handler = new ScreenSpaceEventHandler(this.viewer.canvas)
this.polyline = null this.polyline = null
this.polygon = null this.polygon = null
this.n_Points = 0 this.n_Points = 0
this.bMove = false this.bMove = false
this.positions = [] this.positions = []
this.clickTimeout = null this.clickTimeout = null
if (viewer.dataSources.getByName(type).length === 0) { if (viewer.dataSources.getByName(type).length === 0) {
this.layer = new CustomDataSource(type) this.layer = new CustomDataSource(type)
viewer.dataSources.add(this.layer) viewer.dataSources.add(this.layer)
} else { } else {
this.layer = viewer.dataSources.getByName(type)[0] this.layer = viewer.dataSources.getByName(type)[0]
} }
} }
// 开始绘制 // 开始绘制
public start() { public start() {
// 左单击加点 // 左单击加点
this.handler.setInputAction( this.handler.setInputAction(
this.leftClickCallBack, this.leftClickCallBack,
ScreenSpaceEventType.LEFT_CLICK, ScreenSpaceEventType.LEFT_CLICK,
) )
// 移动动态绘制 // 移动动态绘制
this.handler.setInputAction( this.handler.setInputAction(
this.moveCallBack, this.moveCallBack,
ScreenSpaceEventType.MOUSE_MOVE, ScreenSpaceEventType.MOUSE_MOVE,
) )
// 左双击结束 // 左双击结束
this.handler.setInputAction( this.handler.setInputAction(
this.leftDoubleClickCallBack, this.leftDoubleClickCallBack,
ScreenSpaceEventType.LEFT_DOUBLE_CLICK, ScreenSpaceEventType.LEFT_DOUBLE_CLICK,
) )
} }
public end() { public end() {
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK)
} }
//左单击回调事件 //左单击回调事件
private leftClickCallBack = ( private leftClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
// 清除可能已经设置的单击定时器 // 清除可能已经设置的单击定时器
clearTimeout(this.clickTimeout) clearTimeout(this.clickTimeout)
console.log('**************************** click') console.log('**************************** click')
// 设置一个新的定时器,用于判断是单击还是双击 // 设置一个新的定时器,用于判断是单击还是双击
this.clickTimeout = setTimeout(() => { this.clickTimeout = setTimeout(() => {
console.log('**************************** run') console.log('**************************** run')
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
if (this.bMove) { if (this.bMove) {
this.positions.pop() this.positions.pop()
this.bMove = false this.bMove = false
} }
this.positions.push(cartesian3) this.positions.push(cartesian3)
this.createGeometry(this.type) this.createGeometry(this.type)
// 创建控制点 // 创建控制点
const point = new PointEntity( const point = new PointEntity(
this.positions[this.positions.length - 1], this.positions[this.positions.length - 1],
{ {
color: Color.WHITE, color: Color.WHITE,
pixelSize: 6, pixelSize: 6,
}, },
) )
point.parent = this.polygon! point.parent = this.polygon!
this.layer.entities.add(point) this.layer.entities.add(point)
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
}, 100) }, 100)
} }
// 移动回调事件 // 移动回调事件
private moveCallBack = (event: ScreenSpaceEventHandler.MotionEvent) => { private moveCallBack = (event: ScreenSpaceEventHandler.MotionEvent) => {
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.endPosition) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.endPosition)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
if (this.positions.length >= 1) { if (this.positions.length >= 1) {
if (!this.bMove) { if (!this.bMove) {
this.positions.push(cartesian3) this.positions.push(cartesian3)
this.bMove = true this.bMove = true
} else { } else {
this.positions[this.positions.length - 1] = cartesian3 this.positions[this.positions.length - 1] = cartesian3
} }
if (this.type === 'Polygon') { if (this.type === 'Polygon') {
// 多边形创建临时线 // 多边形创建临时线
if (this.positions.length === 2) { if (this.positions.length === 2) {
this.createGeometry('Polyline') this.createGeometry('Polyline')
} }
if (this.positions.length > 2) { if (this.positions.length > 2) {
this.polyline!.show = false this.polyline!.show = false
} }
} }
} }
this.viewer.scene.requestRender() //刷新 this.viewer.scene.requestRender() //刷新
} }
} }
// 左双击回调事件 // 左双击回调事件
private leftDoubleClickCallBack = ( private leftDoubleClickCallBack = (
event: ScreenSpaceEventHandler.PositionedEvent, event: ScreenSpaceEventHandler.PositionedEvent,
) => { ) => {
// 清除可能已经设置的单击定时器 // 清除可能已经设置的单击定时器
clearTimeout(this.clickTimeout) clearTimeout(this.clickTimeout)
console.log('**************************** double click') console.log('**************************** double click')
const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position) const cartesian3 = cartesian2ToCartesian3(this.viewer, event.position)
if (cartesian3 != undefined) { if (cartesian3 != undefined) {
this.positions.pop() this.positions.pop()
this.positions.push(cartesian3) this.positions.push(cartesian3)
} }
this.clearEvent() this.clearEvent()
console.log('end:' + this.positions.length.toString()) console.log('end:' + this.positions.length.toString())
console.log(this.positions) console.log(this.positions)
} }
clearEvent() { clearEvent() {
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_CLICK)
this.handler.removeInputAction(ScreenSpaceEventType.MOUSE_MOVE) this.handler.removeInputAction(ScreenSpaceEventType.MOUSE_MOVE)
this.handler.removeInputAction(ScreenSpaceEventType.LEFT_DOUBLE_CLICK) this.handler.removeInputAction(ScreenSpaceEventType.LEFT_DOUBLE_CLICK)
} }
// 创建几何体 // 创建几何体
createGeometry(type: string) { createGeometry(type: string) {
switch (type) { switch (type) {
case 'Polyline': case 'Polyline':
if (this.polyline == null) { if (this.polyline == null) {
this.polyline = new PolylineEntity( this.polyline = new PolylineEntity(
new CallbackProperty(() => { new CallbackProperty(() => {
return this.positions return this.positions
}, false), }, false),
) )
this.layer.entities.add(this.polyline) this.layer.entities.add(this.polyline)
// this.viewer.entities.add(this.polyline) // this.viewer.entities.add(this.polyline)
} }
break break
case 'Polygon': case 'Polygon':
if (this.polygon == null) { if (this.polygon == null) {
this.polygon = new PolygonEntity( this.polygon = new PolygonEntity(
new CallbackProperty(() => { new CallbackProperty(() => {
return new PolygonHierarchy(this.positions) return new PolygonHierarchy(this.positions)
}, false), }, false),
) )
this.layer.entities.add(this.polygon) this.layer.entities.add(this.polygon)
// this.viewer.entities.add(this.polygon) // this.viewer.entities.add(this.polygon)
console.log('Polygon created!') console.log('Polygon created!')
} }
break break
default: default:
break break
} }
} }
} }
export { Drawer } export { Drawer }

@ -1,163 +1,163 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-22 15:42:49 * @Date: 2024-03-22 15:42:49
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-01 14:05:43 * @LastEditTime: 2024-04-13 10:49:17
* @Description: * @Description:
*/ */
import { import {
Cartesian3, Cartesian3,
Cartographic, Cartographic,
EllipsoidGeodesic, EllipsoidGeodesic,
Math as Cesium_Math, Math as Cesium_Math,
Matrix4, Matrix4,
Transforms, Transforms,
} from 'cesium' } from 'cesium'
/** /**
* 线 * 线
* @param lineStart 线[longitude1, latitude1, height1] * @param lineStart 线[longitude1, latitude1, height1]
* @param lineEnd 线:[longitude2, latitude2, height2] * @param lineEnd 线:[longitude2, latitude2, height2]
* @param point :[[longitude3, latitude3, height3]] * @param point :[[longitude3, latitude3, height3]]
* @returns * @returns
*/ */
function getClosestPoint( function getClosestPoint(
lineStart: Cartesian3, lineStart: Cartesian3,
lineEnd: Cartesian3, lineEnd: Cartesian3,
point: Cartesian3, point: Cartesian3,
): Cartesian3 { ): Cartesian3 {
// 计算直线方向向量 // 计算直线方向向量
const lineDirection = new Cartesian3() const lineDirection = new Cartesian3()
Cartesian3.subtract(lineEnd, lineStart, lineDirection) Cartesian3.subtract(lineEnd, lineStart, lineDirection)
Cartesian3.normalize(lineDirection, lineDirection) Cartesian3.normalize(lineDirection, lineDirection)
// 计算点到直线起点的向量 // 计算点到直线起点的向量
const pointToStart = new Cartesian3() const pointToStart = new Cartesian3()
Cartesian3.subtract(point, lineStart, pointToStart) Cartesian3.subtract(point, lineStart, pointToStart)
// 计算投影长度,即点到直线的向量在直线方向向量上的分量长度 // 计算投影长度,即点到直线的向量在直线方向向量上的分量长度
const projectionLength = Cartesian3.dot(pointToStart, lineDirection) const projectionLength = Cartesian3.dot(pointToStart, lineDirection)
// 使用标量乘法和向量加法确定交点 // 使用标量乘法和向量加法确定交点
const closestPoint = new Cartesian3() const closestPoint = new Cartesian3()
Cartesian3.multiplyByScalar(lineDirection, projectionLength, closestPoint) Cartesian3.multiplyByScalar(lineDirection, projectionLength, closestPoint)
Cartesian3.add(lineStart, closestPoint, closestPoint) Cartesian3.add(lineStart, closestPoint, closestPoint)
return closestPoint return closestPoint
} }
/** /**
* 线 * 线
* @param lineStart 线[longitude1, latitude1, height1] * @param lineStart 线[longitude1, latitude1, height1]
* @param lineEnd 线[longitude2, latitude2, height2] * @param lineEnd 线[longitude2, latitude2, height2]
* @param pointToCheck 线[longitude3, latitude3, height3] * @param pointToCheck 线[longitude3, latitude3, height3]
* @param tolerance * @param tolerance
* @returns 线 * @returns 线
*/ */
function isOnLineSegment( function isOnLineSegment(
lineStart: Cartesian3, lineStart: Cartesian3,
lineEnd: Cartesian3, lineEnd: Cartesian3,
pointToCheck: Cartesian3, pointToCheck: Cartesian3,
tolerance: number = Cesium_Math.EPSILON1, tolerance: number = Cesium_Math.EPSILON1,
): boolean { ): boolean {
const dist_AP = Cartesian3.distance(lineStart, pointToCheck) const dist_AP = Cartesian3.distance(lineStart, pointToCheck)
const dist_BP = Cartesian3.distance(lineEnd, pointToCheck) const dist_BP = Cartesian3.distance(lineEnd, pointToCheck)
const dist_AB = Cartesian3.distance(lineStart, lineEnd) const dist_AB = Cartesian3.distance(lineStart, lineEnd)
const isCollinear = Math.abs(dist_AP + dist_BP - dist_AB) < tolerance const isCollinear = Math.abs(dist_AP + dist_BP - dist_AB) < tolerance
return isCollinear return isCollinear
/* /*
const startToEnd = new Cartesian3() const startToEnd = new Cartesian3()
const startToPoint = new Cartesian3() const startToPoint = new Cartesian3()
const endToPoint = new Cartesian3() const endToPoint = new Cartesian3()
// 计算向量 // 计算向量
Cartesian3.subtract(lineEnd, lineStart, startToEnd) Cartesian3.subtract(lineEnd, lineStart, startToEnd)
Cartesian3.subtract(pointToCheck, lineStart, startToPoint) Cartesian3.subtract(pointToCheck, lineStart, startToPoint)
Cartesian3.subtract(pointToCheck, lineEnd, endToPoint) Cartesian3.subtract(pointToCheck, lineEnd, endToPoint)
// 判断共线 // 判断共线
const cross = Cartesian3.cross(startToEnd, startToPoint, new Cartesian3()) const cross = Cartesian3.cross(startToEnd, startToPoint, new Cartesian3())
console.log('cross:' + Cartesian3.magnitude(cross).toString()) console.log('cross:' + Cartesian3.magnitude(cross).toString())
// Math.EPSILON6 是一个非常小的值,用来防止浮点数计算的误差 // Math.EPSILON6 是一个非常小的值,用来防止浮点数计算的误差
const isCollinear = Cartesian3.magnitude(cross) < tolerance const isCollinear = Cartesian3.magnitude(cross) < tolerance
// 判断点是否在线段之间 // 判断点是否在线段之间
let isBetween = false let isBetween = false
if (isCollinear) { if (isCollinear) {
const dotProduct1 = Cartesian3.dot(startToEnd, startToPoint) const dotProduct1 = Cartesian3.dot(startToEnd, startToPoint)
const dotProduct2 = Cartesian3.dot(startToEnd, endToPoint) const dotProduct2 = Cartesian3.dot(startToEnd, endToPoint)
isBetween = dotProduct1 >= 0 && dotProduct2 <= 0 isBetween = dotProduct1 >= 0 && dotProduct2 <= 0
} }
return isBetween return isBetween
*/ */
} }
/** /**
* *
* @param p1 * @param p1
* @param p2 * @param p2
*/ */
function getDistance(p1: Cartesian3, p2: Cartesian3): number { function getDistance(p1: Cartesian3, p2: Cartesian3): number {
let point1cartographic = Cartographic.fromCartesian(p1) let point1cartographic = Cartographic.fromCartesian(p1)
let point2cartographic = Cartographic.fromCartesian(p2) let point2cartographic = Cartographic.fromCartesian(p2)
/**根据经纬度计算出距离**/ /**根据经纬度计算出距离**/
let geodesic = new EllipsoidGeodesic() let geodesic = new EllipsoidGeodesic()
geodesic.setEndPoints(point1cartographic, point2cartographic) geodesic.setEndPoints(point1cartographic, point2cartographic)
return geodesic.surfaceDistance / 1000 return geodesic.surfaceDistance / 1000
} }
/** /**
* *
* @param p1 * @param p1
* @param p2 * @param p2
* @param digits 1 * @param digits 1
*/ */
function getAzimuth(p1: Cartesian3, p2: Cartesian3, digits = 1): string { function getAzimuth(p1: Cartesian3, p2: Cartesian3, digits = 1): string {
// 建立局部坐标系北为y东为xp1为原点 // 建立局部坐标系北为y东为xp1为原点
const localMatrix = Transforms.eastNorthUpToFixedFrame(p1) const localMatrix = Transforms.eastNorthUpToFixedFrame(p1)
//求世界坐标到局部坐标的变换矩阵 //求世界坐标到局部坐标的变换矩阵
const worldToLocalMatrix = Matrix4.inverse(localMatrix, new Matrix4()) const worldToLocalMatrix = Matrix4.inverse(localMatrix, new Matrix4())
//p1在局部坐标系的位置即局部坐标原点 //p1在局部坐标系的位置即局部坐标原点
const localPosition1 = Matrix4.multiplyByPoint( const localPosition1 = Matrix4.multiplyByPoint(
worldToLocalMatrix, worldToLocalMatrix,
p1, p1,
new Cartesian3(), new Cartesian3(),
) )
//p2在局部坐标系的位置 //p2在局部坐标系的位置
const localPosition2 = Matrix4.multiplyByPoint( const localPosition2 = Matrix4.multiplyByPoint(
worldToLocalMatrix, worldToLocalMatrix,
p2, p2,
new Cartesian3(), new Cartesian3(),
) )
//弧度 //弧度
const angle = Math.atan2( const angle = Math.atan2(
localPosition2.x - localPosition1.x, localPosition2.x - localPosition1.x,
localPosition2.y - localPosition1.y, localPosition2.y - localPosition1.y,
) )
//转为角度 //转为角度
let theta = angle * (180 / Math.PI) let theta = angle * (180 / Math.PI)
theta = theta < 0 ? theta + 360 : theta theta = theta < 0 ? theta + 360 : theta
return theta.toFixed(digits) return theta.toFixed(digits)
} }
/** /**
* *
* @param vertexs * @param vertexs
*/ */
function getPolygonArea(vertexs: Cartesian3[]) { function getPolygonArea(vertexs: Cartesian3[]) {
let area = 0 let area = 0
for (let i = 0; i < vertexs.length; i++) { for (let i = 0; i < vertexs.length; i++) {
let j = (i + 1) % vertexs.length let j = (i + 1) % vertexs.length
area += vertexs[i].x * vertexs[j].y area += vertexs[i].x * vertexs[j].y
area -= vertexs[i].y * vertexs[j].x area -= vertexs[i].y * vertexs[j].x
} }
area /= 2 area /= 2
return Math.abs(area) return Math.abs(area)
} }
export { export {
getClosestPoint, getClosestPoint,
isOnLineSegment, isOnLineSegment,
getDistance, getDistance,
getAzimuth, getAzimuth,
getPolygonArea, getPolygonArea,
} }

@ -1,142 +1,143 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-28 16:22:58 * @Date: 2024-03-28 16:22:58
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-12 14:57:49 * @LastEditTime: 2024-04-13 10:45:37
* @Description: * @Description:
*/ */
import { import {
// EntityCollection, // EntityCollection,
Entity, Entity,
Cartesian3, Cartesian3,
Color, Color,
ConstantPositionProperty, ConstantPositionProperty,
CustomDataSource, CustomDataSource,
} from 'cesium' } from 'cesium'
import { PointEntity, EntityOptions } from './pointEntity' import { PointEntity } from './pointEntity'
export abstract class BaseGeometry extends CustomDataSource { import { EntityOptions } from '@/types/entityoptions'
static ID: number export abstract class BaseGeometry extends CustomDataSource {
// abstract subId: number static ID: number
geometry: Entity | null = null // abstract subId: number
positions: Cartesian3[] = [] geometry: Entity | null = null
controlPointsID: string[] = [] //存储 positions: Cartesian3[] = []
options: EntityOptions = { controlPointsID: string[] = [] //存储
// id: 'Point' + String(PointEntity.ID), options: EntityOptions = {
// name: 'Point' + String(PointEntity.ID + 1), // id: 'Point' + String(PointEntity.ID),
show: true, // name: 'Point' + String(PointEntity.ID + 1),
// pixelSize: 10, show: true,
width: 2, // pixelSize: 10,
color: Color.GREEN, width: 2,
outlineWidth: 0, color: Color.GREEN,
} outlineWidth: 0,
}
constructor() {
super() constructor() {
} super()
/** }
* , /**
* @param pos * ,
* @param index 0 * @param pos
* @bAddControlPoint * @param index 0
*/ * @bAddControlPoint
public addPoint( */
pos: Cartesian3, public addPoint(
index: number = -1, pos: Cartesian3,
bAddControlPoint: boolean = true, index: number = -1,
) { bAddControlPoint: boolean = true,
if (index === -1) { ) {
//插入尾部 if (index === -1) {
this.positions.push(pos) //插入尾部
if (bAddControlPoint) this.positions.push(pos)
this.createControlPoint(pos, this.positions.length - 1) if (bAddControlPoint)
} else if (index >= 0 && index < this.positions.length) { this.createControlPoint(pos, this.positions.length - 1)
this.positions.splice(index, 0, pos) } else if (index >= 0 && index < this.positions.length) {
if (bAddControlPoint) this.createControlPoint(pos, index) this.positions.splice(index, 0, pos)
} else { if (bAddControlPoint) this.createControlPoint(pos, index)
return } else {
} return
} }
/** }
* /**
* @param index *
* @returns * @param index
*/ * @returns
public removePoint(index: number = -1) { */
if (index === -1 || index === this.positions.length - 1) { public removePoint(index: number = -1) {
//移除尾部元素 if (index === -1 || index === this.positions.length - 1) {
this.positions.pop() //移除尾部元素
} else if (index >= 0 && index < this.positions.length) { this.positions.pop()
this.positions.splice(index, 1) } else if (index >= 0 && index < this.positions.length) {
} else { this.positions.splice(index, 1)
return } else {
} return
//移除控制点 }
this.removeControlPoint(index) //移除控制点
} this.removeControlPoint(index)
/** }
* /**
* @param pos *
* @param index * @param pos
*/ * @param index
public modifyPoint(pos: Cartesian3, index: number) { */
if (index === -1) { public modifyPoint(pos: Cartesian3, index: number) {
index = this.positions.length - 1 if (index === -1) {
} index = this.positions.length - 1
if (index >= 0 && index < this.positions.length) { }
this.positions.splice(index, 1, pos) if (index >= 0 && index < this.positions.length) {
if (this.controlPointsID[index]) { this.positions.splice(index, 1, pos)
//修改控制点坐标 if (this.controlPointsID[index]) {
const point = this.entities.getById(this.controlPointsID[index]) //修改控制点坐标
if (point) { const point = this.entities.getById(this.controlPointsID[index])
point.position = new ConstantPositionProperty(pos) if (point) {
} point.position = new ConstantPositionProperty(pos)
} }
} }
} }
/** }
* /**
* @param pos *
* @param index ,0 * @param pos
*/ * @param index ,0
public createControlPoint(pos: Cartesian3, index: number) { */
// if (this.geometry) { public createControlPoint(pos: Cartesian3, index: number) {
const point = new PointEntity(pos) // if (this.geometry) {
point.parent = this.geometry! const point = new PointEntity(pos)
point.subId = index point.parent = this.geometry!
this.entities.add(point) point.subId = index
this.controlPointsID.splice(index, 0, point.id) this.entities.add(point)
// } this.controlPointsID.splice(index, 0, point.id)
} // }
/** }
* /**
* @param index *
*/ * @param index
public removeControlPoint(index: number) { */
if (index === -1) index = this.controlPointsID.length - 1 public removeControlPoint(index: number) {
if (this.controlPointsID[index]) { if (index === -1) index = this.controlPointsID.length - 1
this.entities.removeById(this.controlPointsID[index]) if (this.controlPointsID[index]) {
this.controlPointsID.splice(index, 1) this.entities.removeById(this.controlPointsID[index])
} this.controlPointsID.splice(index, 1)
} }
/** }
* /**
*/ *
removeControlPoints() { */
this.controlPointsID.forEach((value) => { removeControlPoints() {
this.entities.removeById(value) this.controlPointsID.forEach((value) => {
}) this.entities.removeById(value)
this.controlPointsID = [] })
} this.controlPointsID = []
/** }
* /**
* @param index *
* @param bShow * @param index
*/ * @param bShow
showControlPoint(index: number, bShow: boolean) { */
if (index === -1) index = this.controlPointsID.length - 1 showControlPoint(index: number, bShow: boolean) {
if (this.controlPointsID[index]) { if (index === -1) index = this.controlPointsID.length - 1
const point = this.entities.getById(this.controlPointsID[index]) if (this.controlPointsID[index]) {
if (point) point.show = bShow const point = this.entities.getById(this.controlPointsID[index])
} if (point) point.show = bShow
} }
} }
}

@ -1,36 +1,36 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-04-10 08:53:12 * @Date: 2024-04-10 08:53:12
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-11 09:09:38 * @LastEditTime: 2024-04-13 10:45:00
* @Description: 广 * @Description: 广
*/ */
import { Entity, Cartesian3, Cartesian2, Color, HeightReference } from 'cesium' import { Entity, Cartesian3, Cartesian2, HeightReference } from 'cesium'
import { getMapAssetsFile } from '@/utils/getAssets' import { getMapAssetsFile } from '@/utils/getAssets'
export class BillBoard extends Entity { export class BillBoard extends Entity {
static ID: number = 0 static ID: number = 0
public subId: number = 0 //用于作为其他几何体的控制点时标记节点号 public subId: number = 0 //用于作为其他几何体的控制点时标记节点号
constructor(position: Cartesian3) { constructor(position: Cartesian3) {
super({ super({
position: position, position: position,
billboard: { billboard: {
show: true, show: true,
image: getMapAssetsFile('marker.svg'), image: getMapAssetsFile('marker.svg'),
width: 32, width: 32,
height: 32, height: 32,
scale: 1, scale: 1,
// 设置实体贴地 // 设置实体贴地
heightReference: HeightReference.CLAMP_TO_GROUND, heightReference: HeightReference.CLAMP_TO_GROUND,
disableDepthTestDistance: Number.POSITIVE_INFINITY, // 可能会提高在不同角度下的清晰度 disableDepthTestDistance: Number.POSITIVE_INFINITY, // 可能会提高在不同角度下的清晰度
}, },
label: { label: {
text: 'Maker1', text: 'Maker1',
font: '32px sans-serif', font: '32px sans-serif',
scale: 0.5, scale: 0.5,
pixelOffset: new Cartesian2(45, -5), pixelOffset: new Cartesian2(45, -5),
heightReference: HeightReference.CLAMP_TO_GROUND, heightReference: HeightReference.CLAMP_TO_GROUND,
disableDepthTestDistance: Number.POSITIVE_INFINITY, // 可能会提高在不同角度下的清晰度 disableDepthTestDistance: Number.POSITIVE_INFINITY, // 可能会提高在不同角度下的清晰度
}, },
}) })
} }
} }

@ -1,70 +1,46 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-28 16:35:33 * @Date: 2024-03-28 16:35:33
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-12 15:43:49 * @LastEditTime: 2024-04-13 11:15:48
* @Description: * @Description:
*/ */
import { import { Entity, Cartesian3, Color, PointGraphics, LabelGraphics } from 'cesium'
Entity, import { EntityOptions } from '@/types/entityoptions'
Cartesian3, // 点
Color, class PointEntity extends Entity {
PointGraphics, static ID: number = 0
PositionProperty, public subId: number = 0 //用于作为其他几何体的控制点时标记节点号
LabelGraphics, options: EntityOptions = {
Cartesian2, id: 'Point' + String(PointEntity.ID),
CallbackProperty, name: 'Point' + String(PointEntity.ID + 1),
Property, show: true,
} from 'cesium' pixelSize: 8,
type EntityOptions = { color: Color.WHITE,
id?: string outlineColor: Color.GREEN,
name?: string outlineWidth: 0,
show?: boolean }
pixelSize?: number constructor(position: Cartesian3, options?: EntityOptions) {
outlineColor?: Color super({
color?: Color position: position,
fillColor?: Color })
fill?: boolean this.options = { ...this.options, ...options }
width?: number //点对象
outlineWidth?: number this.point = new PointGraphics({
text?: string pixelSize: this.options.pixelSize,
font?: string color: this.options.color,
pixelOffset?: Cartesian2 outlineColor: this.options.outlineColor,
} outlineWidth: this.options.outlineWidth,
// 点 })
class PointEntity extends Entity { // 标注对象
static ID: number = 0 this.label = new LabelGraphics({
public subId: number = 0 //用于作为其他几何体的控制点时标记节点号 text: this.options.text,
options: EntityOptions = { font: this.options.font,
id: 'Point' + String(PointEntity.ID), pixelOffset: this.options.pixelOffset,
name: 'Point' + String(PointEntity.ID + 1), })
show: true,
pixelSize: 8, PointEntity.ID++
color: Color.WHITE, }
outlineColor: Color.GREEN, }
outlineWidth: 0,
} export { PointEntity }
constructor(position: Cartesian3, options?: EntityOptions) {
super({
position: position,
})
this.options = { ...this.options, ...options }
//点对象
this.point = new PointGraphics({
pixelSize: this.options.pixelSize,
color: this.options.color,
outlineColor: this.options.outlineColor,
outlineWidth: this.options.outlineWidth,
})
// 标注对象
this.label = new LabelGraphics({
text: this.options.text,
font: this.options.font,
pixelOffset: this.options.pixelOffset,
})
PointEntity.ID++
}
}
export { PointEntity, type EntityOptions }

@ -1,56 +1,56 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-04-11 09:26:56 * @Date: 2024-04-11 09:26:56
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-12 15:34:45 * @LastEditTime: 2024-04-13 10:45:27
* @Description: Polygon * @Description: Polygon
*/ */
import { import {
Entity, Entity,
Cartesian3, Cartesian3,
Color, Color,
CallbackProperty, CallbackProperty,
PolygonHierarchy, PolygonHierarchy,
} from 'cesium' } from 'cesium'
import { BaseGeometry } from './baseGeometry' import { BaseGeometry } from './baseGeometry'
import { type EntityOptions } from './pointEntity' import { EntityOptions } from '@/types/entityoptions'
export class PolygonEntity extends BaseGeometry { export class PolygonEntity extends BaseGeometry {
static ID: number = 0 static ID: number = 0
// positions: Cartesian3[] = [] // positions: Cartesian3[] = []
controlPointsID: string[] = [] controlPointsID: string[] = []
options: EntityOptions = { options: EntityOptions = {
id: 'Polygon' + String(PolygonEntity.ID), id: 'Polygon' + String(PolygonEntity.ID),
name: 'Polygon' + String(PolygonEntity.ID + 1), name: 'Polygon' + String(PolygonEntity.ID + 1),
show: true, show: true,
width: 2, width: 2,
color: Color.RED, color: Color.RED,
fillColor: Color.RED.withAlpha(0.5), fillColor: Color.RED.withAlpha(0.5),
fill: true, fill: true,
} }
constructor(ptArr: Cartesian3[], options?: EntityOptions) { constructor(ptArr: Cartesian3[], options?: EntityOptions) {
super() super()
this.positions = ptArr this.positions = ptArr
this.options = { ...this.options, ...options } this.options = { ...this.options, ...options }
this.geometry = new Entity({ this.geometry = new Entity({
show: this.options.show, show: this.options.show,
name: this.options.name, name: this.options.name,
polygon: { polygon: {
hierarchy: new CallbackProperty(() => { hierarchy: new CallbackProperty(() => {
return new PolygonHierarchy(this.positions) return new PolygonHierarchy(this.positions)
}, false), }, false),
material: this.options.fillColor, //填充颜色 material: this.options.fillColor, //填充颜色
fill: this.options.fill, //是否填充 fill: this.options.fill, //是否填充
outline: true, outline: true,
// outlineWidth: this.options.width, //线宽 // outlineWidth: this.options.width, //线宽
outlineColor: this.options.color, //线颜色 outlineColor: this.options.color, //线颜色
}, },
}) })
this.entities.add(this.geometry) this.entities.add(this.geometry)
// 添加控制点 // 添加控制点
ptArr.forEach((pt, index) => { ptArr.forEach((pt, index) => {
this.createControlPoint(pt, index) this.createControlPoint(pt, index)
}) })
PolygonEntity.ID++ PolygonEntity.ID++
} }
} }

@ -1,48 +1,48 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-28 16:49:02 * @Date: 2024-03-28 16:49:02
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-12 14:27:12 * @LastEditTime: 2024-04-13 10:45:17
* @Description: Polyline * @Description: Polyline
*/ */
import { Entity, Cartesian3, Color, CallbackProperty } from 'cesium' import { Entity, Cartesian3, Color, CallbackProperty } from 'cesium'
import { BaseGeometry } from './baseGeometry' import { BaseGeometry } from './baseGeometry'
import { type EntityOptions } from './pointEntity' import { EntityOptions } from '@/types/entityoptions'
export class PolylineEntity extends BaseGeometry { export class PolylineEntity extends BaseGeometry {
static ID: number = 0 static ID: number = 0
// positions: Cartesian3[] = [] // positions: Cartesian3[] = []
controlPointsID: string[] = [] controlPointsID: string[] = []
options: EntityOptions = { options: EntityOptions = {
// id: 'Polyline' + String(PolylineEntity.ID), // id: 'Polyline' + String(PolylineEntity.ID),
name: 'Polyline' + String(PolylineEntity.ID + 1), name: 'Polyline' + String(PolylineEntity.ID + 1),
show: true, show: true,
width: 3, width: 3,
color: Color.GREEN, color: Color.GREEN,
} }
constructor(ptArr: Cartesian3[], options?: EntityOptions) { constructor(ptArr: Cartesian3[], options?: EntityOptions) {
super() super()
this.options = { ...this.options, ...options } this.options = { ...this.options, ...options }
// console.log(this.options) // console.log(this.options)
this.positions = ptArr this.positions = ptArr
// console.log(this.positions) // console.log(this.positions)
// 创建线实体对象 // 创建线实体对象
this.geometry = new Entity({ this.geometry = new Entity({
name: this.options.name, name: this.options.name,
polyline: { polyline: {
positions: new CallbackProperty(() => { positions: new CallbackProperty(() => {
return this.positions return this.positions
}, false), }, false),
show: this.options.show, show: this.options.show,
width: this.options.width, width: this.options.width,
material: this.options.color, material: this.options.color,
}, },
}) })
this.entities.add(this.geometry) this.entities.add(this.geometry)
// 添加控制点 // 添加控制点
ptArr.forEach((pt, index) => { ptArr.forEach((pt, index) => {
this.createControlPoint(pt, index) this.createControlPoint(pt, index)
}) })
PolylineEntity.ID++ PolylineEntity.ID++
} }
} }

@ -1,113 +1,113 @@
/* /*
* @Author: cbwu 504-wuchengbo@htsdfp.com * @Author: cbwu 504-wuchengbo@htsdfp.com
* @Date: 2024-03-13 09:32:21 * @Date: 2024-03-13 09:32:21
* @LastEditors: cbwu * @LastEditors: cbwu
* @LastEditTime: 2024-04-10 14:02:37 * @LastEditTime: 2024-04-13 10:49:06
* @Description: * @Description:
*/ */
// Viewer初始化 // Viewer初始化
import { import {
Viewer, Viewer,
TileMapServiceImageryProvider, TileMapServiceImageryProvider,
ScreenSpaceEventType, ScreenSpaceEventType,
ImageryLayer, ImageryLayer,
RequestScheduler, RequestScheduler,
SceneMode, SceneMode,
Rectangle, Rectangle,
buildModuleUrl, buildModuleUrl,
} from 'cesium' } from 'cesium'
import CesiumNavigation from 'cesium-navigation-es6' import CesiumNavigation from 'cesium-navigation-es6'
//离线地球底图 //离线地球底图
const earth_native = TileMapServiceImageryProvider.fromUrl( const earth_native = TileMapServiceImageryProvider.fromUrl(
// 'node_modules/cesium/Build/CesiumUnminified/Assets/Textures/NaturalEarthII', // 'node_modules/cesium/Build/CesiumUnminified/Assets/Textures/NaturalEarthII',
buildModuleUrl('Assets/Textures/NaturalEarthII'), buildModuleUrl('Assets/Textures/NaturalEarthII'),
) )
/** /**
* Viewer * Viewer
* @param container :idHTML * @param container :idHTML
* @returns :viewer * @returns :viewer
*/ */
function initViewer(container: string | Element): Viewer { function initViewer(container: string | Element): Viewer {
//未联网状态加载默认本地底图,保证地球有底图显示 //未联网状态加载默认本地底图,保证地球有底图显示
const viewer = new Viewer(container as HTMLElement, { const viewer = new Viewer(container as HTMLElement, {
infoBox: false, //是否显示点击要素之后显示的信息 infoBox: false, //是否显示点击要素之后显示的信息
homeButton: false, //是否显示Home按钮 homeButton: false, //是否显示Home按钮
navigationHelpButton: false, //是否显示帮助信息控件 navigationHelpButton: false, //是否显示帮助信息控件
timeline: false, //是否显示时间线控件 timeline: false, //是否显示时间线控件
animation: false, //是否显示动画控件 animation: false, //是否显示动画控件
sceneModePicker: true, //是否显示投影方式控件 sceneModePicker: true, //是否显示投影方式控件
sceneMode: SceneMode.SCENE3D, //设置场景模式3D球体 sceneMode: SceneMode.SCENE3D, //设置场景模式3D球体
// terrain: Cesium.Terrain.fromWorldTerrain(), // terrain: Cesium.Terrain.fromWorldTerrain(),
baseLayerPicker: false, //是否显示图层选择控件 baseLayerPicker: false, //是否显示图层选择控件
requestRenderMode: true, //启用请求渲染模式 requestRenderMode: true, //启用请求渲染模式
scene3DOnly: false, //每个几何实例将只能以3D渲染以节省GPU内存 scene3DOnly: false, //每个几何实例将只能以3D渲染以节省GPU内存
fullscreenButton: false, //右下角 全屏控件 fullscreenButton: false, //右下角 全屏控件
orderIndependentTranslucency: false, orderIndependentTranslucency: false,
contextOptions: { webgl: { alpha: true } }, contextOptions: { webgl: { alpha: true } },
maximumRenderTimeChange: Infinity, // 无操作时自动渲染帧率设为数字会消耗性能Infinity为无操作不渲染 maximumRenderTimeChange: Infinity, // 无操作时自动渲染帧率设为数字会消耗性能Infinity为无操作不渲染
// mapProjection: new Cesium.WebMercatorProjection(), // mapProjection: new Cesium.WebMercatorProjection(),
baseLayer: ImageryLayer.fromProviderAsync(earth_native, {}), baseLayer: ImageryLayer.fromProviderAsync(earth_native, {}),
}) })
//去除cesium logo隐藏版本信息 //去除cesium logo隐藏版本信息
const creditContainer = viewer.cesiumWidget.creditContainer as HTMLDivElement const creditContainer = viewer.cesiumWidget.creditContainer as HTMLDivElement
creditContainer.style.display = 'none' creditContainer.style.display = 'none'
// 开启深度检测 // 开启深度检测
viewer.scene.globe.depthTestAgainstTerrain = false viewer.scene.globe.depthTestAgainstTerrain = false
// 水雾特效 // 水雾特效
viewer.scene.globe.showGroundAtmosphere = true viewer.scene.globe.showGroundAtmosphere = true
// 设置更高的缩放惯性以使缩放操作更平滑 // 设置更高的缩放惯性以使缩放操作更平滑
viewer.scene.screenSpaceCameraController.inertiaZoom = 0.9 viewer.scene.screenSpaceCameraController.inertiaZoom = 0.9
// 限制相机缩放 // 限制相机缩放
viewer.scene.screenSpaceCameraController.minimumZoomDistance = 200 //相机的高度的最小值 viewer.scene.screenSpaceCameraController.minimumZoomDistance = 200 //相机的高度的最小值
viewer.scene.screenSpaceCameraController.maximumZoomDistance = 10350000 //相机高度的最大值 viewer.scene.screenSpaceCameraController.maximumZoomDistance = 10350000 //相机高度的最大值
// 设置设备像素比,可能会影响渲染性能 // 设置设备像素比,可能会影响渲染性能
// viewer.resolutionScale = window.devicePixelRatio // viewer.resolutionScale = window.devicePixelRatio
// 视图重绘后确保清晰度 // 视图重绘后确保清晰度
viewer.scene.preRender.addEventListener(function () { viewer.scene.preRender.addEventListener(function () {
if (viewer.resolutionScale !== window.devicePixelRatio) { if (viewer.resolutionScale !== window.devicePixelRatio) {
viewer.resolutionScale = window.devicePixelRatio viewer.resolutionScale = window.devicePixelRatio
} }
}) })
// 去掉entity的点击事件双击、单击 // 去掉entity的点击事件双击、单击
viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction( viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction(
ScreenSpaceEventType.LEFT_DOUBLE_CLICK, ScreenSpaceEventType.LEFT_DOUBLE_CLICK,
) )
viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction( viewer.cesiumWidget.screenSpaceEventHandler.removeInputAction(
ScreenSpaceEventType.LEFT_CLICK, ScreenSpaceEventType.LEFT_CLICK,
) )
return viewer return viewer
} }
/** /**
* *
* @param viewer :Viewer * @param viewer :Viewer
*/ */
function perfViewer(viewer: Viewer) { function perfViewer(viewer: Viewer) {
// 抗锯齿 // 抗锯齿
// 是否支持图像渲染像素化处理 // 是否支持图像渲染像素化处理
// if (Cesium.FeatureDetection.supportsImageRenderingPixelated()) { // if (Cesium.FeatureDetection.supportsImageRenderingPixelated()) {
// viewer.resolutionScale = window.devicePixelRatio // viewer.resolutionScale = window.devicePixelRatio
// } // }
viewer.scene.postProcessStages.fxaa.enabled = true viewer.scene.postProcessStages.fxaa.enabled = true
// 关闭太阳,月亮,天空盒,雾等相关特效 // 关闭太阳,月亮,天空盒,雾等相关特效
viewer.scene.moon.show = false viewer.scene.moon.show = false
viewer.scene.fog.enabled = false viewer.scene.fog.enabled = false
viewer.scene.sun.show = false viewer.scene.sun.show = false
viewer.scene.skyBox.show = false viewer.scene.skyBox.show = false
// 优化加载WMTS图层速度 // 优化加载WMTS图层速度
RequestScheduler.maximumRequestsPerServer = 18 // 设置cesium请求调度器的最大并发数量 RequestScheduler.maximumRequestsPerServer = 18 // 设置cesium请求调度器的最大并发数量
RequestScheduler.throttleRequests = false //关闭请求调度器的请求节流 RequestScheduler.throttleRequests = false //关闭请求调度器的请求节流
} }
function showNavigator(viewer: Viewer) { function showNavigator(viewer: Viewer) {
const options: any = {} const options: any = {}
// 用于在使用重置导航重置地图视图时设置默认视图控制。接受的值是Cesium.Cartographic 和 Cesium.Rectangle // 用于在使用重置导航重置地图视图时设置默认视图控制。接受的值是Cesium.Cartographic 和 Cesium.Rectangle
options.defaultResetView = Rectangle.fromDegrees(80, 22, 130, 50) options.defaultResetView = Rectangle.fromDegrees(80, 22, 130, 50)
options.enableCompass = true //罗盘组件 true启用false禁用 options.enableCompass = true //罗盘组件 true启用false禁用
options.enableCompassOuterRing = true //罗盘外环组件 true启用false禁用 options.enableCompassOuterRing = true //罗盘外环组件 true启用false禁用
options.enableZoomControls = true //缩放组件 true启用false禁用 options.enableZoomControls = true //缩放组件 true启用false禁用
options.enableDistanceLegend = true //比例尺组件 true启用false禁用 options.enableDistanceLegend = true //比例尺组件 true启用false禁用
new CesiumNavigation(viewer, options) new CesiumNavigation(viewer, options)
} }
export { initViewer, perfViewer, showNavigator } export { initViewer, perfViewer, showNavigator }

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