13 changed files with 394 additions and 616 deletions
@ -1,22 +0,0 @@ |
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export interface ICursorTool { |
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/** |
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* 初始化工具 |
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*/ |
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init(viewport: any): void |
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/** |
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* 开始运行工具, 进入 cursor 状态 |
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*/ |
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start(): void |
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/** |
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* 停止运行工具, 鼠标点击右键, 或者 ESC 退出 cursor 状态 |
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*/ |
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stop(): void |
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/** |
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* 销毁工具, 释放资源 |
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*/ |
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destory():void |
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} |
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@ -1,321 +0,0 @@ |
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import * as THREE from 'three' |
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import Viewport from '@/designer/Viewport.ts' |
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import { getUnitString, numberToString } from '@/utils/webutils' |
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import { CSS2DObject } from 'three/examples/jsm/renderers/CSS2DRenderer' |
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import Constract from '@/designer/Constract.ts' |
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import type { ICursorTool } from '@/designer/model2DEditor/tools/CursorTool.ts' |
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import type Measure from '@/model/itemType/measure/Measure.ts' |
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import { getItemTypeByName } from '@/runtime/DefineItemType.ts' |
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import { LINE_NAME } from '@/model/itemType/measure/Measure.ts' |
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import type { ItemJson } from '@/model/itemType/ItemTypeDefine.ts' |
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let pdFn, pmFn, puFn, kdFn |
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const TEMP_POINT_NAME = '_measure_temp_point' |
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const TMP_LABEL_NAME = '_measure_temp_label' |
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const TMP_TYPE = '_TMP' |
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/** |
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* 用于在 threejs 中创建一系列的 object_for_measure 点，并标记他的距离 |
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*/ |
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export default class MeasureTool implements ICursorTool { |
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/** |
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* 测量工具所在的视图窗口，从这里可以取到 所有 Three.js 相关的对象. |
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* 比如: |
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* - viewport.scene 场景 |
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* - viewport.renderer 渲染器 |
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* - viewport.controls 控制器 |
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* - viewport.camera 摄像机 |
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* - viewport.raycaster 射线投射器 |
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* - viewport.dragControl 拖拽控制器 |
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* - viewport.measure 测量工具 |
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*/ |
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viewport: Viewport |
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/** |
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* 当前测绘内容组, 所有测量点、线、标签都在这个组中. 但不包括临时点、线 |
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*/ |
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measure: Measure |
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/** |
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* 是否完成测量 |
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*/ |
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isCompleted = false |
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/** |
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* 是否鼠标移动事件 |
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*/ |
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mouseMoved = false |
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/** |
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* 当前鼠标所在的画布, 对应 viewport.renderer.domElement |
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*/ |
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canvas: HTMLCanvasElement |
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/** |
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* 用于存储临时点 |
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*/ |
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tempPointMarker?: THREE.Mesh |
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/** |
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* 临时线条 |
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*/ |
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tempLine?: THREE.Line |
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/** |
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* 临时标签对象, 用于在鼠标移动时显示距离 |
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*/ |
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tempLabel?: CSS2DObject |
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/** |
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* 保存上次点击时间，以便检测双击事件 |
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* @protected |
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*/ |
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lastClickTime: number = 0 |
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/** |
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* 测量起始点 |
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*/ |
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startPoint?: THREE.Object3D = undefined |
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/** |
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* 上次鼠标移动位置 |
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*/ |
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lastMovePosition: THREE.Vector3 | undefined = undefined |
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mode: CursorMode |
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/** |
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* 测量工具初始化 |
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*/ |
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init(viewport: Viewport) { |
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this.viewport = viewport |
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this.canvas = this.viewport.renderer.domElement as HTMLCanvasElement |
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this.measure = getItemTypeByName('measure')!.clazz |
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} |
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/** |
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* 测量工具开始, 监听鼠标事件, 变量初始化等 |
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*/ |
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start(startPoint?: THREE.Object3D) { |
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pdFn = this.mousedown.bind(this) |
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this.canvas.addEventListener('pointerdown', pdFn) |
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pmFn = this.mousemove.bind(this) |
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this.canvas.addEventListener('pointermove', pmFn) |
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puFn = this.mouseup.bind(this) |
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this.canvas.addEventListener('pointerup', puFn) |
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this.isCompleted = false |
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this.viewport.viewerDom.style.cursor = 'crosshair' |
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this.mode = this.viewport.state.cursorMode |
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this.startPoint = startPoint |
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system.msg('进入测量模式') |
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} |
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/** |
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* 停止测量模式, 清除所有临时点、线、标签. 停止所有鼠标事件监听 |
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*/ |
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stop(): void { |
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system.msg('退出测量模式') |
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const viewerDom = this.viewport.viewerDom |
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this.isCompleted = true |
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viewerDom.style.cursor = '' |
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this.canvas.removeEventListener('pointerdown', pdFn) |
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pdFn = undefined |
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this.canvas.removeEventListener('pointermove', pmFn) |
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pmFn = undefined |
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this.canvas.removeEventListener('pointerup', puFn) |
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puFn = undefined |
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// 清空所有临时点
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this.tempPointMarker && this.viewport.scene.remove(this.tempPointMarker) |
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this.tempLine && this.viewport.scene.remove(this.tempLine) |
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this.tempLabel && this.viewport.scene.remove(this.tempLabel) |
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this.tempPointMarker = undefined |
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this.tempLine = undefined |
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this.tempLabel = undefined |
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} |
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/** |
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* 销毁测量工具, 当视图窗口被销毁时调用 |
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*/ |
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destory() { |
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} |
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/** |
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* 鼠标按下事件 |
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*/ |
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mousedown() { |
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this.mouseMoved = false |
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} |
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/** |
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* 鼠标移动，创建对应的临时点与线 |
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*/ |
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mousemove(e: MouseEvent) { |
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if (this.isCompleted) return |
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this.mouseMoved = true |
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// 当前鼠标所在的点
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const point = this.viewport.getClosestIntersection(e) |
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if (!point) { |
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return |
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} |
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this.lastMovePosition = point |
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// 在鼠标移动时绘制临时点
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if (this.tempPointMarker) { |
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this.tempPointMarker.position.set(point.x, point.y, point.z) |
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} else { |
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this.tempPointMarker = this.createTempPointMarker(point) |
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this.viewport.scene.add(this.tempPointMarker) |
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} |
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// 移动时绘制临时线
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if (this.startPoint) { |
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// 获取最后一个点
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if (!this.tempLine) { |
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this.tempLine = this.measure.createLineBasic() |
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this.viewport.scene.add(this.tempLine) |
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} |
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const p0 = this.startPoint.position |
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const line = this.tempLine |
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const geom = line.geometry |
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geom.setFromPoints([p0, point]) |
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const dist = p0.distanceTo(point) |
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const label = `${numberToString(dist)} ${getUnitString(this.mode)}` |
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const position = new THREE.Vector3().addVectors(p0, point).multiplyScalar(0.5) |
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this.addOrUpdateTempLabel(label, position) |
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} |
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// this.viewport.dispatchSignal('sceneGraphChanged')
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} |
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/** |
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* 鼠标松开事件 |
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*/ |
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mouseup(e: MouseEvent) { |
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// 如果mouseMoved是true，那么它可能在移动，而不是点击
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if (!this.mouseMoved) { |
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if (e.button === 2) { |
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// 右键点击, 完成绘图操作
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this.viewport.state.cursorMode = 'normal' |
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} else if (e.button === 0) { |
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// 左键点击, 添加点
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this.onMouseClicked(e) |
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} |
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} |
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} |
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private onMouseClicked(e: MouseEvent) { |
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if (this.isCompleted) { |
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return |
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} |
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// 获取鼠标点击位置的三维坐标
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const point = this.lastMovePosition |
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if (!point) { |
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return |
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} |
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// 双击触发两次点击事件，我们需要避免这里的第二次点击
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const now = Date.now() |
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if (this.lastClickTime && (now - this.lastClickTime < 50)) { |
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return |
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} |
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this.lastClickTime = now |
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// 添加正式点
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const itemJson = { |
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t: this.measure.name, |
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a: 'ln', |
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tf: [ |
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[point.x, point.y, point.z], |
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[this.measure.defaultRotation.x, this.measure.defaultRotation.y, this.measure.defaultRotation.z], |
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[this.measure.defaultScale.x, this.measure.defaultScale.y, this.measure.defaultScale.z] |
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], |
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dt: { |
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link: [] as string[] |
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} |
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} as ItemJson |
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const marker = this.measure.createPoint(point, itemJson) |
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this.measure.group.add(marker) |
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// 把点加入拖拽控制器
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this.viewport.dragControl.setDragObjects([marker], 'push') |
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if (this.startPoint) { |
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// 如果起始点存在，则将新点添加到起始点的链接中
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this.startPoint.userData.link.push(marker.uuid) |
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this.measure.createLine(this.viewport.scene, this.startPoint, marker) |
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} |
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// 更新起始点为新添加的点
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this.startPoint = marker |
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// 删除临时线
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this.tempPointMarker && this.viewport.scene.remove(this.tempPointMarker) |
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this.tempPointMarker = undefined |
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this.tempLabel && this.viewport.scene.remove(this.tempLabel) |
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this.tempLabel = undefined |
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this.tempLine && this.viewport.scene.remove(this.tempLabel) |
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this.tempLine = undefined |
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} |
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/** |
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* 创建点标记 |
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*/ |
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createTempPointMarker(position?: THREE.Vector3): THREE.Mesh { |
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const p = position |
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const scale = 0.25 |
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const tt = new THREE.BoxGeometry(1, 1, 1) |
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const t2 = new THREE.MeshBasicMaterial({ color: 0x303133, transparent: true, opacity: 0.9 }) |
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const obj = new THREE.Mesh(tt, t2) |
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obj.scale.set(scale, 0.1, scale) |
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if (p) { |
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obj.position.set(p.x, p.y, p.z) |
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} |
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obj.name = TEMP_POINT_NAME |
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obj.userData = { |
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mode: this.mode, |
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type: TMP_TYPE |
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} |
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return obj |
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} |
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/** |
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* 添加或更新临时标签和位置 |
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*/ |
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addOrUpdateTempLabel(label: string, position: THREE.Vector3) { |
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if (!this.tempLabel) { |
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this.tempLabel = this.measure.createLabel(label) |
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this.tempLabel.name = TMP_LABEL_NAME |
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this.tempLabel.userData = { |
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mode: this.mode, |
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type: TMP_TYPE |
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} |
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this.viewport.scene.add(this.tempLabel) |
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} |
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this.tempLabel.position.set(position.x, position.y, position.z) |
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this.tempLabel.element.innerHTML = label |
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} |
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} |
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@ -0,0 +1,160 @@ |
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import type { ActionType } from '@/model/itemType/ItemTypeDefine.ts' |
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export interface IGridHelper { |
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/** |
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* 启用坐标轴 |
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*/ |
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axesEnabled: boolean; |
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/** |
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* 坐标轴大小, 单位米 |
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*/ |
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axesSize: number; |
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/** |
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* 坐标轴分割数 |
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*/ |
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axesDivisions: number; |
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/** |
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* 坐标轴颜色, 十六进制颜色值 |
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*/ |
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axesColor: number; |
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/** |
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* 坐标轴透明度 |
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*/ |
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axesOpacity: number; |
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/** |
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* 启用网格 |
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*/ |
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gridEnabled: boolean; |
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/** |
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* 网格大小, 单位米 |
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*/ |
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gridSize: number; |
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/** |
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* 网格分割数 |
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*/ |
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gridDivisions: number; |
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/** |
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* 网格颜色, 十六进制颜色值 |
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*/ |
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gridColor: number; |
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/** |
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* 网格透明度 |
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*/ |
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gridOpacity: number; |
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/** |
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* 启用吸附 |
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*/ |
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snapEnabled: boolean; |
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/** |
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* 吸附距离, 单位米 |
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*/ |
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snapDistance: number; |
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} |
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/** |
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* 定义物体类型的元数据 |
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* 举例: |
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* { |
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* id: 'p1', // 物体ID, 唯一标识, 需保证唯一, three.js 中的 uuid
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* t: 'measure', // 物体类型, measure表示测量, 需交给 itemType.name == 'measure' 的组件处理
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* a: 'ln', // 交互类型, ln表示线点操作, pt 表示点操作
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* l: '测量1', // 标签名称, 显示用
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* c: '#ff0000', // 颜色, 显示用. 十六进制颜色值, three.js 中的材质颜色
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* tf: [ // 变换矩阵, 3x3矩阵, 采用Y轴向上为正, X轴向右, Z轴向前的右手坐标系
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* [-9.0, 0, -1.0], // 平移向量 position
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* [0, 0, 0], // 旋转向量 rotation, 表示绕Y轴旋转的角度, 单位为度。对应 three.js 应进行"角度"转"弧度"的换算
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* [0.25, 0.1, 0.25] // 缩放向量 scale
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* ], |
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* dt: { // 用户数据, 可自定义, 一般用在 three.js 的 userData 中
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* link: ['p2'], // 用于 a='ln' 的测量线段, 关联的点对象(uuid)
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* center: [], // 物流关联对象(uuid)
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* in: [], // 物流入方向关联的对象(uuid)
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* out: [] // 物流出方向关联的对象(uuid)
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* } |
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* } |
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*/ |
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export interface ItemJson { |
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/** |
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* 物体名称, 显示用, 最后初始化到 three.js 的 name 中, 可以不设置, 可以不唯一 |
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*/ |
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name?: string |
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/** |
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* 对应 three.js 中的 uuid, 物体ID, 唯一标识, 需保证唯一 |
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*/ |
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id?: string |
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|
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/** |
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* 物体类型, 对应 defineItemType.name |
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*/ |
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t: string |
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/** |
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* 交互类型 |
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*/ |
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a: ActionType |
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/** |
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* 标签名称, 显示用, 最后初始化到 three.js 的 userData.label 中 |
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*/ |
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l?: string |
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/** |
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* 颜色, 最后初始化到 three.js 的 userData.color 中 |
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*/ |
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c?: string |
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|
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/** |
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* 变换矩阵, 3x3矩阵, 采用Y轴向上为正, X轴向右, Z轴向前的右手坐标系 |
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*/ |
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tf: [ |
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/** |
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* 平移向量 position, 三维坐标 |
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*/ |
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[number, number, number], |
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/** |
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* 旋转向量 rotation, 表示绕Y轴旋转的角度, 单位为度。对应 three.js 应进行"角度"转"弧度"的换算 |
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*/ |
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[number, number, number], |
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/** |
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* 缩放向量 scale, 三维缩放比例 |
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*/ |
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[number, number, number], |
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] |
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/** |
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* 用户数据, 可自定义, 一般用在 three.js 的 userData 中 |
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*/ |
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dt: { |
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/** |
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* 测量线段关联的点对象(uuid), 仅在 a='ln' 时有效 |
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*/ |
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link?: string[] |
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/** |
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* 物流关联对象(uuid) |
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*/ |
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center?: string[] |
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/** |
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* 物流入方向关联的对象(uuid) |
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*/ |
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in?: string[] |
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/** |
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* 物流出方向关联的对象(uuid) |
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*/ |
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out?: string[] |
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/** |
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* 其他自定义数据, 可以存储任何数据 |
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*/ |
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[key: string]: any |
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}, |
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/** |
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* 子元素, 用于分组等, 可以为空数组 |
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*/ |
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items: ItemJson[] |
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} |
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