feat:公用地图点击事件处理(未完成)

shuishen

2025-04-16 5e8850fa492dd6e6a89d09a400a7674cd66bf216

feat:公用地图点击事件处理(未完成)

 src/hooks/components/useMapHandlerClick.js

New file
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/*
 * @Author: shuishen 1109946754@qq.com
 * @Date: 2025-04-15 22:41:40
 * @LastEditors: shuishen 1109946754@qq.com
 * @LastEditTime: 2025-04-16 19:02:39
 * @FilePath: \command-center-dashboard\src\hooks\components\useMapHandlerClick.js
 * @Description: 
 * 
 * Copyright (c) 2025 by shuishen, All Rights Reserved. 
 */
import * as Cesium from 'cesium'
import EventPopUpBox from '@/hooks/components/EventPopUpBox.vue'

/**
 * 
 * @param {Object} options - 配置选项
 */
export function useMapHandlerClick (viewer, options = {
  type: 'single-drone-event',
  customDom: EventPopUpBox
}) {
  const { type } = options

  const currentClickEntity = ref(null)
  let handler = null

  // 查找特定类型的实体
  const findEntityByType = (entities, type) => {
    return entities.find(entity =>
      entity?.properties?.customData?._value?.data?.type === type
    )
  }

  // 左键单机事件
  const singleMachineEvent = async click => {
    let clickedEntities = viewer?.scene.drillPick(click.position).map(item => item.id)
    if (!clickedEntities.length) return

    currentClickEntity.value = findEntityByType(clickedEntities, type)

    removeLabel()

    if (currentClickEntity.value) {
      viewer?.scene.postRender.addEventListener(labelBoxRender)
    }
  }

  // 事件初始化
  const handlerInit = () => {
    if (handler) return

    handler = new Cesium.ScreenSpaceEventHandler(viewer?.scene.canvas)
    handler.setInputAction(singleMachineEvent, Cesium.ScreenSpaceEventType.LEFT_CLICK)
  }

  // 事件移除
  const removeHandler = () => {
    handler?.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_CLICK)
    handler?.destroy()
    handler = null
  }

  // 获取弹框box
  const getLabelDom = data => {
    const vNode = h(customDom, { data, removeLabel })
    const tooltipContainer = document.createElement('div')
    tooltipContainer.id = 'mapPopUpBox'
    tooltipContainer.style.position = 'absolute'
    tooltipContainer.style.transform = styleTransform
    tooltipContainer.style.pointerEvents = 'none'
    document.querySelector('.page-index').append(tooltipContainer)
    render(vNode, tooltipContainer)
    return tooltipContainer
  }

  // 弹框位置刷新
  const labelBoxRender = () => {
    if (!currentEntity) return
    let dom = document.querySelector('#mapPopUpBox')
    if (!dom) {
      dom = getLabelDom(currentEntity.properties.customData._value.data)
    }
    const screenPosition = viewer?.scene.cartesianToCanvasCoordinates(currentEntity?.position?._value)
    if (screenPosition) {
      dom.style.left = `${screenPosition.x}px`
      dom.style.top = `${screenPosition.y}px`
      dom.style.display = 'block'
    }
  }

  const removeDom = () => {
    const dom = document.querySelector('#mapPopUpBox')
    if (dom && dom.parentNode) {
      dom.parentNode.removeChild(dom)
    }
  }

  // 移除弹框标签
  const removeLabel = () => {
    viewer?.scene.postRender.removeEventListener(labelBoxRender)
    removeDom()
  }

  // 自动清理
  onUnmounted(() => {
    removeHandler()
    removeLabel()
  })

  return {
    currentClickEntity,
    handlerInit,
    removeHandler
  }
}