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sdk4.0/src/Obj/Base/BatchModel/index.js

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/**
* @description 批量模型
*/
import Dialog from '../../Element/Dialog';
import { html } from "./_element";
import EventBinding from '../../Element/Dialog/eventBinding';
import Base from "../index";
import Tools from "../../../Tools";
import { syncData } from '../../../Global/MultiViewportMode'
import Model from '../BaseSource/BaseModel/Model'
import { legp } from '../../Element/datalist'
import DrawPolyline from '../../../Draw/drawPolyline'
import DrawPolygon from '../../../Draw/drawPolygon'
import DrawThreeRect from '../../../Draw/drawThreeRect'
import DrawPoint from '../../../Draw/drawPoint'
import { setActiveViewer, closeRotateAround, closeViewFollow, CesiumContainer } from '../../../Global/global'
import { setSplitDirection, syncSplitData, setActiveId } from '../../../Global/SplitScreen'
class BatchModel extends Base {
/**
* @constructor
* @param sdk
* @description 批量模型
* @param options {object} 批量模型属性
* @param options.name=未命名对象 {string} 名称
* @param options.type=polygon {string} 线类型(line,polygon)
* @param options.url=polygon {string} 线类型(line,polygon,point)
* @param options.spacing= {number} 间距
* @param options.show=true {boolean}
* @param Dialog {object} 弹框对象
* @param Dialog.confirmCallBack {function} 弹框确认时的回调
* */
constructor(sdk, options = {}, callback = null, _Dialog = {}) {
super(sdk, options);
this.viewer = this.sdk.viewer
this.options.name = options.name || '批量模型'
this.options.type = options.type || '面'
this.options.url = options.url || ''
this.options.spacing = options.spacing * 1 || 50
this.options.positions = options.positions || []
this.options.show = (options.show || options.show === false) ? options.show : true
this.callback = callback
this.Dialog = _Dialog
this._EventBinding = new EventBinding()
this._elms = {};
this.pointArr = []
this.sdk.addIncetance(this.options.id, this)
let tools = new Tools(sdk)
// BatchModel.computeDis(this)
// if (this.options.positions.length > 0 || this.options.positions.lng) {
if (this.options.spacing < 0 || options.spacing * 1 === 0) {
tools.message({ type: 'warning', text: '请输入正确的间距!' })
return;
}
if ((options.type && options.spacing != undefined) || options.type == '点') {
// BatchModel.computeDis(this)
let Draw
switch (options.type) {
case '点':
Draw = new DrawPoint(this.sdk)
break;
case '线':
Draw = new DrawPolyline(this.sdk)
break;
case '面':
Draw = new DrawThreeRect(this.sdk)
break;
default:
break;
}
Draw && Draw.start((a, positions) => {
this.options.positions = positions;
//判断范围是否过大
if (options.type == '面') {
let posi = positions.map(v => {
return Cesium.Cartesian3.fromDegrees(v.lng, v.lat)
})
let dis1 = Cesium.Cartesian3.distance(posi[0], posi[1])
let dis2 = Cesium.Cartesian3.distance(posi[1], posi[2])
let num1 = dis1 / this.options.spacing
let num2 = dis2 / this.options.spacing
if (num1 * num2 > 100) {
tools.message({ type: 'warning', text: '数量大于100请重新绘制' })
return;
}
} else if (options.type == '线') {
let posi = positions.map(v => {
return Cesium.Cartesian3.fromDegrees(v.lng, v.lat)
})
let dis = 0
for (let i = 0; i < posi.length - 2; i++) {
dis += Cesium.Cartesian3.distance(posi[i], posi[i + 1])
}
if (dis / this.options.spacing > 100) {
tools.message({ type: 'warning', text: '数量大于100请重新绘制' })
return;
}
}
// this.callback(this.options);
(this.options.positions.length || this.options.positions.lng) && BatchModel.computeDis(this)
})
} else {
this.edit(true)
}
}
// 计算距离
static async computeDis(that) {
let fromDegreesArray = []
let arr
let posiArr = []
let array = []
if (that.options.type == '面') {
that.options.positions.forEach(item => {
fromDegreesArray.push(item.lng, item.lat)
})
// arr = that.generateInterpolatedPoints(Cesium.Cartesian3.fromDegreesArray(fromDegreesArray), that.options.spacing)
arr = await that.computedArea(Cesium.Cartesian3.fromDegreesArray(fromDegreesArray), that.options.spacing)
array[0] = arr
array[1] = that.calculateRoadAngle(Cesium.Cartesian3.fromDegreesArray(fromDegreesArray)[0], Cesium.Cartesian3.fromDegreesArray(fromDegreesArray)[3])
arr.forEach((item, index) => {
const cartographic = Cesium.Cartographic.fromCartesian(
item // Cartesian3对象 {x, y, z}
);
const longitude = Cesium.Math.toDegrees(cartographic.longitude);
const latitude = Cesium.Math.toDegrees(cartographic.latitude);
const height = cartographic.height;
posiArr.push({
lng: longitude,
lat: latitude,
alt: height
})
})
} else if (that.options.type == '线') {
that.options.positions.forEach(item => {
fromDegreesArray.push(item.lng, item.lat)
})
array = await that.linePoint(Cesium.Cartesian3.fromDegreesArray(fromDegreesArray), that.options.spacing)
arr = array[0]
that.pointArr = arr
arr.forEach((item, index) => {
const cartographic = Cesium.Cartographic.fromCartesian(
item // Cartesian3对象 {x, y, z}
);
const longitude = Cesium.Math.toDegrees(cartographic.longitude);
const latitude = Cesium.Math.toDegrees(cartographic.latitude);
const height = cartographic.height;
posiArr.push({
lng: longitude,
lat: latitude,
alt: height
})
})
} else if (that.options.type == '点') {
let height = await that.getClampToHeight({ lng: that.options.positions.lng, lat: that.options.positions.lat })
posiArr = [{ lng: that.options.positions.lng, lat: that.options.positions.lat, alt: height }]
// posiArr = [that.options.positions]
that.pointArr = posiArr
}
let params = {
type: that.options.type,
positions: posiArr,
rotate: that.options.type == '点' ? undefined : array[1]
}
that.callback(params)
// posiArr.forEach((item, index) => {
// let model = new Model(that.sdk, {
// id: 'model' + index,
// show: that.options.show,
// url: that.options.url,
// position: item,
// rotate: that.options.type == '点' ? undefined : { x: 0, y: 0, z: array[1] && (array[1][index] || array[1]) }
// })
// that.pointArr.push(model)
// })
}
async linePoint(polygonPositions, spacing) {
let boundaryPoints = [];
let boundaryAngle = [];
for (let i = 0; i < polygonPositions.length - 1; i++) {
const start = polygonPositions[i];
const end = polygonPositions[(i + 1) % polygonPositions.length];
const segmentLength = Cesium.Cartesian3.distance(start, end);
const segments = Math.ceil(segmentLength / spacing);
for (let j = 0; j <= segments; j++) {
const ratio = j / segments;
let point = Cesium.Cartesian3.lerp(
start, end, ratio, new Cesium.Cartesian3()
);
const cartographic = Cesium.Cartographic.fromCartesian(
point // Cartesian3对象 {x, y, z}
);
const longitude = Cesium.Math.toDegrees(cartographic.longitude);
const latitude = Cesium.Math.toDegrees(cartographic.latitude);
let height = await this.getClampToHeight({ lng: longitude, lat: latitude })
point = Cesium.Cartesian3.fromDegrees(longitude, latitude, height);
boundaryPoints.push(point);
if (j != segments || i == polygonPositions.length - 2) {
boundaryAngle.push(this.calculateRoadAngle(start, end))
}
}
}
return [[...new Set(boundaryPoints
.map(p => `${p.x},${p.y},${p.z}`))]
.map(str => {
const [x, y, z] = str.split(',').map(Number);
return new Cesium.Cartesian3(x, y, z);
}), boundaryAngle];
}
calculateRoadAngle(startPoint, endPoint) {
const normal = Cesium.Ellipsoid.WGS84.geodeticSurfaceNormal(startPoint);
const enuMatrix = Cesium.Transforms.eastNorthUpToFixedFrame(startPoint, undefined, normal);
const inverseMatrix = Cesium.Matrix4.inverse(enuMatrix, new Cesium.Matrix4());
const localEnd = Cesium.Matrix4.multiplyByPoint(inverseMatrix, endPoint, new Cesium.Cartesian3());
const horizontalVec = new Cesium.Cartesian2(localEnd.x, localEnd.y);
Cesium.Cartesian2.normalize(horizontalVec, horizontalVec);
const north = new Cesium.Cartesian2(1, 0);
let angle = Cesium.Cartesian2.angleBetween(north, horizontalVec);
angle = Cesium.Math.toDegrees(angle)
const cross = Cesium.Cartesian2.cross(north, horizontalVec, new Cesium.Cartesian2());
// return cross < 0 ? angle : - angle;
return cross < 0 ? -angle : angle;
}
generateInterpolatedPoints(polygonPositions, spacing) {
// 1. 边界点插值
const boundaryPoints = [];
for (let i = 0; i < polygonPositions.length; i++) {
const start = polygonPositions[i];
const end = polygonPositions[(i + 1) % polygonPositions.length];
const segmentLength = Cesium.Cartesian3.distance(start, end);
const segments = Math.ceil(segmentLength / spacing);
for (let j = 0; j <= segments; j++) {
const ratio = j / segments;
const point = Cesium.Cartesian3.lerp(
start, end, ratio, new Cesium.Cartesian3()
);
boundaryPoints.push(point);
}
}
// 2. 内部网格生成
const extent = this.computePolygonExtent(polygonPositions);
let result = this.createGridFromBBox(extent, this.options.spacing)
// const extent = Cesium.Rectangle.fromCartesianArray(polygonPositions);
const gridPoints = [];
// const polygon = new Cesium.PolygonHierarchy(polygonPositions);
var polygon = []
this.options.positions.forEach(item => {
polygon.push([item.lng, item.lat])
})
polygon.push(polygon[0])
for (let x = extent.west; x <= extent.east; x += result.lonStep) {
for (let y = extent.south; y <= extent.north; y += result.latStep) {
const position = Cesium.Cartesian3.fromDegrees(x, y);
const point = turf.point([x, y]);
const polygonTurf = turf.polygon([polygon]);
const isInside = turf.booleanPointInPolygon(point, polygonTurf);
isInside && gridPoints.push(position)
}
}
// 3. 合并结果并去重
// return [...new Set([...boundaryPoints, ...gridPoints]
return [...new Set([...gridPoints]
.map(p => `${p.x},${p.y},${p.z}`))]
.map(str => {
const [x, y, z] = str.split(',').map(Number);
return new Cesium.Cartesian3(x, y, z);
});
}
createGridFromBBox(bbox, spacing) {
const earthRadius = 6378137; // WGS84椭球体长半轴
// 计算经度方向网格数
const lonDistance = Cesium.Cartesian3.distance(
Cesium.Cartesian3.fromDegrees(bbox.west, (bbox.south + bbox.north) / 2, 0),
Cesium.Cartesian3.fromDegrees(bbox.east, (bbox.south + bbox.north) / 2, 0)
);
const lonCount = Math.ceil(lonDistance / spacing);
// 计算纬度方向网格数
const latDistance = Cesium.Cartesian3.distance(
Cesium.Cartesian3.fromDegrees((bbox.west + bbox.east) / 2, bbox.south, 0),
Cesium.Cartesian3.fromDegrees((bbox.west + bbox.east) / 2, bbox.north, 0)
);
const latCount = Math.ceil(latDistance / spacing);
// 生成网格线
const lonStep = (bbox.east - bbox.west) / lonCount;
const latStep = (bbox.north - bbox.south) / latCount;
return { lonStep, latStep }
}
computePolygonExtent(positions) {
// 计算多边形经纬度范围
const cartographics = positions.map(p =>
Cesium.Cartographic.fromCartesian(p));
const lons = cartographics.map(c => Cesium.Math.toDegrees(c.longitude));
const lats = cartographics.map(c => Cesium.Math.toDegrees(c.latitude));
return {
west: Math.min(...lons),
east: Math.max(...lons),
south: Math.min(...lats),
north: Math.max(...lats)
};
}
async computedArea(polygonPositions, spacing) {
let dis12 = Cesium.Cartesian3.distance(polygonPositions[0], polygonPositions[1]);
let dis23 = Cesium.Cartesian3.distance(polygonPositions[1], polygonPositions[2]);
let vec12 = Cesium.Cartesian3.subtract(polygonPositions[1], polygonPositions[0], new Cesium.Cartesian3());
let vec23 = Cesium.Cartesian3.subtract(polygonPositions[2], polygonPositions[1], new Cesium.Cartesian3());
let num12 = Math.ceil(dis12 / spacing);
let num23 = Math.ceil(dis23 / spacing);
let line1 = []
for (let i = 0; i < num12; i++) {
line1.push(await this.calculatePointB(polygonPositions[0], polygonPositions[1], i * spacing))
}
let line2 = []
for (let i = 0; i < num12; i++) {
line2.push(await this.calculatePointB(polygonPositions[3], polygonPositions[2], i * spacing))
}
let allPoints = []
for (let i = 0; i < line1.length; i++) {
for (let j = 0; j < num23; j++) {
allPoints.push(await this.calculatePointB(line1[i], line2[i], j * spacing))
}
}
return allPoints
}
async calculatePointB(pointA, pointC, distance) {
// 将输入坐标转换为Cartesian3类型
// const pointA = Cesium.Cartesian3.fromDegrees(a.longitude, a.latitude, a.height);
// const pointC = Cesium.Cartesian3.fromDegrees(c.longitude, c.latitude, c.height);
// 计算向量AC
const vectorAC = Cesium.Cartesian3.subtract(pointC, pointA, new Cesium.Cartesian3());
// 计算向量AC的长度
const lengthAC = Cesium.Cartesian3.magnitude(vectorAC);
// 归一化向量AC
const unitVector = Cesium.Cartesian3.normalize(vectorAC, new Cesium.Cartesian3());
// 计算点B坐标
const scaledVector = Cesium.Cartesian3.multiplyByScalar(unitVector, distance, new Cesium.Cartesian3());
const pointB = Cesium.Cartesian3.add(pointA, scaledVector, new Cesium.Cartesian3());
const cartographic = Cesium.Cartographic.fromCartesian(
pointB // Cartesian3对象 {x, y, z}
);
const longitude = Cesium.Math.toDegrees(cartographic.longitude);
const latitude = Cesium.Math.toDegrees(cartographic.latitude);
let height = await this.getClampToHeight({ lng: longitude, lat: latitude })
let point = Cesium.Cartesian3.fromDegrees(longitude, latitude, height);
// 转换回经纬度
// const cartographic = Cesium.Cartographic.fromCartesian(pointB);
// return {
// longitude: Cesium.Math.toDegrees(cartographic.longitude),
// latitude: Cesium.Math.toDegrees(cartographic.latitude),
// height: cartographic.height
// };
// return pointB
return point
}
get show() {
return this.options.show
}
set show(v) {
this.options.show = v
for (let i = 0; i < this.pointArr.length; i++) {
this.pointArr[i].show = v
}
}
get type() {
return this.options.type
}
set type(v) {
this.options.type = v
this._elms.type &&
this._elms.type.forEach(item => {
item.value = v
})
}
get spacing() {
return this.options.spacing
}
set spacing(v) {
this.options.spacing = v
this._elms.spacing &&
this._elms.spacing.forEach(item => {
item.value = v
})
}
/**
* @description 编辑框
* @param state=false {boolean} 状态: true打开, false关闭
*/
async edit(state = false) {
let _this = this
this.originalOptions = this.deepCopyObj(this.options)
// let elms = this.sdk.viewer._container.getElementsByClassName('YJ-custom-base-dialog')
// for (let i = elms.length - 1; i >= 0; i--) {
// this.sdk.viewer._container.removeChild(elms[i])
// }
if (this._DialogObject && this._DialogObject.close) {
this._DialogObject.close()
this._DialogObject = null
}
if (state) {
this._DialogObject = await new Dialog(this.sdk, this.originalOptions, {
title: '默认模型参数设置', left: '180px', top: '100px',
confirmCallBack: (options) => {
this.name = this.name.trim()
if (!this.name) {
// this.name = '未命名对象'
this.name = '飞线'
}
let Draw
switch (this.options.type) {
case '点':
Draw = new DrawPoint(this.sdk)
break;
case '线':
Draw = new DrawPolyline(this.sdk)
break;
case '面':
Draw = new DrawThreeRect(this.sdk)
break;
default:
break;
}
Draw && Draw.start((a, positions) => {
this.options.positions = positions;
// this.callback(this.options);
(this.options.positions.length || this.options.positions.lng) && BatchModel.computeDis(this)
})
this.originalOptions = this.deepCopyObj(this.options)
this._DialogObject.close()
this.Dialog.confirmCallBack && this.Dialog.confirmCallBack(this.originalOptions)
syncData(this.sdk, this.options.id)
syncSplitData(this.sdk, this.options.id)
},
// resetCallBack: () => {
// this.reset()
// console.log('22222')
// this.Dialog.resetCallBack && this.Dialog.resetCallBack()
// },
// removeCallBack: () => {
// console.log('33333')
// this.Dialog.removeCallBack && this.Dialog.removeCallBack()
// },
closeCallBack: () => {
this.reset()
// this.entity.style = new Cesium.Cesium3DTileStyle({
// color: "color('rgba(255,255,255," + this.newData.transparency + ")')",
// show: true,
// });
this.Dialog.closeCallBack && this.Dialog.closeCallBack()
},
addFootElm: [
{
tagName: 'button',
className: 'flipe-over-y',
innerHTML: '重置',
event: [
'click',
() => {
this.reset()
}
]
}
]
// showCallBack: (show) => {
// this.show = show
// this.Dialog.showCallBack && this.Dialog.showCallBack()
// }
}, true)
this._DialogObject._element.body.className = this._DialogObject._element.body.className + ' flow-line-surface'
let contentElm = document.createElement('div');
contentElm.innerHTML = html()
this._DialogObject.contentAppChild(contentElm)
// 颜色组件
// let waterColorPicker = new YJColorPicker({
// el: contentElm.getElementsByClassName("flowLine-color")[0],
// size: 'mini',//颜色box类型
// alpha: true,//是否开启透明度
// defaultColor: this.color,
// disabled: false,//是否禁止打开颜色选择器
// openPickerAni: 'opacity',//打开颜色选择器动画
// sure: (color) => {
// this.color = color
// },//点击确认按钮事件回调
// clear: () => {
// this.color = 'rgba(255,255,255,1)'
// },//点击清空按钮事件回调
// })
let all_elm = contentElm.getElementsByTagName("*")
this._EventBinding.on(this, all_elm)
this._elms = this._EventBinding.element
let nameData = [
{
name: '点',
value: '点',
},
{
name: '线',
value: '线',
},
{
name: '面',
value: '面',
}
]
let nameDataLegpObject = legp(
this._DialogObject._element.content.getElementsByClassName(
'add-type-box'
)[0],
'.add-type'
)
if (nameDataLegpObject) {
nameDataLegpObject.legp_search(nameData)
let nameDataLegpElm = this._DialogObject._element.content
.getElementsByClassName('add-type')[0]
.getElementsByTagName('input')[0]
this._elms.type = [nameDataLegpElm]
nameDataLegpElm.value = this.options.type
for (let i = 0; i < nameData.length; i++) {
if (nameData[i].value === nameDataLegpElm.value) {
nameDataLegpObject.legp_searchActive(nameData[i].value)
break
}
}
nameDataLegpElm.addEventListener('input', () => {
for (let i = 0; i < nameData.length; i++) {
if (nameData[i].value === nameDataLegpElm.value) {
this.type = nameData[i].value
break
}
}
})
}
// this._elms.color = [waterColorPicker]
} else {
// if (this._element_style) {
// document.getElementsByTagName('head')[0].removeChild(this._element_style)
// this._element_style = null
// }
// if (this._DialogObject && this._DialogObject.remove) {
// this._DialogObject.remove()
// this._DialogObject = null
// }
}
}
drawArea() {
}
reset() {
this.name = this.originalOptions.name
this.type = this.originalOptions.type
this.spacing = this.originalOptions.spacing
this.show = this.originalOptions.show
this.options.spacing = this.originalOptions.spacing
}
/**
* 飞到对应实体
*/
async flyTo(options = {}) {
setActiveViewer(0)
closeRotateAround(this.sdk)
closeViewFollow(this.sdk)
if (this.options.customView && this.options.customView.relativePosition && this.options.customView.orientation) {
let orientation = {
heading: Cesium.Math.toRadians(this.options.customView.orientation.heading || 0.0),
pitch: Cesium.Math.toRadians(this.options.customView.orientation.pitch || -60.0),
roll: Cesium.Math.toRadians(this.options.customView.orientation.roll || 0.0)
}
let lng = this.options.customView.relativePosition.lng
let lat = this.options.customView.relativePosition.lat
let alt = this.options.customView.relativePosition.alt
let destination = Cesium.Cartesian3.fromDegrees(lng, lat, alt)
let position = { lng: 0, lat: 0 }
if (this.options.position) {
position = { ...this.options.position }
}
else if (this.options.positions) {
position = { ...this.options.positions[0] }
}
else if (this.options.center) {
position = { ...this.options.center }
}
else if (this.options.start) {
position = { ...this.options.start }
}
else {
if (this.options.hasOwnProperty('lng')) {
position.lng = this.options.lng
}
if (this.options.hasOwnProperty('lat')) {
position.lat = this.options.lat
}
if (this.options.hasOwnProperty('alt')) {
position.alt = this.options.alt
}
}
// 如果没有高度值,则获取紧贴高度计算
// if (!position.hasOwnProperty('alt')) {
// position.alt = await this.getClampToHeight(position)
// }
lng = this.options.customView.relativePosition.lng + position.lng
lat = this.options.customView.relativePosition.lat + position.lat
alt = this.options.customView.relativePosition.alt + position.alt
destination = Cesium.Cartesian3.fromDegrees(lng, lat, alt)
this.sdk.viewer.camera.flyTo({
destination: destination,
orientation: orientation
})
}
else {
let positionArray = []
if (this.options.positions.length > 0) {
for (let i = 0; i < this.options.positions.length; i++) {
let a = Cesium.Cartesian3.fromDegrees(
this.options.positions[i].lng,
this.options.positions[i].lat,
this.options.positions[i].alt
)
positionArray.push(a.x, a.y, a.z)
}
let BoundingSphere = Cesium.BoundingSphere.fromVertices(positionArray)
this.viewer.camera.flyToBoundingSphere(BoundingSphere, {
offset: {
heading: Cesium.Math.toRadians(0.0),
pitch: Cesium.Math.toRadians(-20.0),
roll: Cesium.Math.toRadians(0.0)
}
})
} else if (this.options.positions.lng) {
let orientation = {
heading: Cesium.Math.toRadians(0.0),
pitch: Cesium.Math.toRadians(-60.0),
roll: Cesium.Math.toRadians(0.0)
}
this.sdk.viewer.camera.flyTo({
destination: Cesium.Cartesian3.fromDegrees(this.options.positions.lng, this.options.positions.lat, this.options.positions.alt + 100),
// orientation: orientation
})
}
}
}
/**
* 删除
*/
async remove() {
for (let i = 0; i < this.pointArr.length; i++) {
this.pointArr[i].remove()
}
this.pointArr = []
this.positions = []
this.entity = null
if (this._DialogObject && !this._DialogObject.isDestroy) {
this._DialogObject.close()
this._DialogObject = null
}
await this.sdk.removeIncetance(this.options.id)
await syncData(this.sdk, this.options.id)
}
flicker() { }
}
export default BatchModel