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| <template>
| <div :id="mapId" class="common-cesium-map"></div>
| </template>
|
| <script setup>
| import { onBeforeUnmount, onMounted, ref, watch } from 'vue'
| import { PublicCesium } from '@/utils/cesium/publicCesium'
| import { loadJaAdminBoundary, removeJaAdminBoundary } from '@/utils/cesium/adminBoundary'
|
| const props = defineProps({
| active: {
| type: Boolean,
| default: true,
| },
| domId: {
| type: String,
| default: '',
| },
| flatMode: {
| type: Boolean,
| default: false,
| },
| terrain: {
| type: Boolean,
| default: true,
| },
| layerMode: {
| type: Number,
| default: 4,
| },
| boundary: {
| type: Boolean,
| default: false,
| },
| contour: {
| type: Boolean,
| default: false,
| },
| showAdminBoundary: {
| type: Boolean,
| default: true,
| },
| zoomToBoundary: {
| type: Boolean,
| default: false,
| },
| enableStageEmit: {
| type: Boolean,
| default: false,
| },
| clusterHeight: {
| type: Number,
| default: 100000,
| },
| detailHeight: {
| type: Number,
| default: 10000,
| },
| })
|
| const emit = defineEmits(['ready', 'height-change', 'stage-change'])
| const mapId = props.domId || `common-cesium-map-${Math.random().toString(36).slice(2, 10)}`
| const viewInstance = ref(null)
| const viewer = ref(null)
| let adminBoundarySources = null
| let initialized = false
| let removeCameraListener = null
|
|
| const preventDefault = event => {
| event.preventDefault()
| return
| }
|
| const cesiumContextMenu = (isAdd = true) => {
| let cesium = document.getElementById(mapId)
| if (!cesium) return
| if (isAdd) {
| cesium.addEventListener('contextmenu', preventDefault)
| } else {
| cesium.removeEventListener('contextmenu', preventDefault)
| }
| }
|
| const initMap = async () => {
| if (initialized) return
| initialized = true
| viewInstance.value = new PublicCesium({
| dom: mapId,
| flatMode: props.flatMode,
| terrain: props.terrain,
| layerMode: props.layerMode,
| boundary: props.boundary,
| contour: props.contour,
| })
| cesiumContextMenu(true)
| viewer.value = viewInstance.value.getViewer()
| if (props.showAdminBoundary) {
| adminBoundarySources = await loadJaAdminBoundary(viewer.value, {
| zoomTo: props.zoomToBoundary,
| })
| }
| if (props.enableStageEmit) {
| let lastStage = ''
| const onCameraChanged = () => {
| const height = viewer.value?.camera?.positionCartographic?.height
| if (height == null) return
| emit('height-change', height)
| let stage = 'mid'
| if (height >= props.clusterHeight) stage = 'cluster'
| if (height <= props.detailHeight) stage = 'detail'
| if (stage !== lastStage) {
| lastStage = stage
| emit('stage-change', stage)
| }
| }
| viewer.value?.camera?.changed?.addEventListener(onCameraChanged)
| removeCameraListener = () => viewer.value?.camera?.changed?.removeEventListener(onCameraChanged)
| }
| emit('ready', { viewer: viewer.value, publicCesium: viewInstance.value })
| }
|
| watch(
| () => props.active,
| active => {
| if (active) initMap()
| }
| )
|
| onMounted(() => {
| if (props.active) initMap()
| })
|
| onBeforeUnmount(() => {
| if (removeCameraListener) removeCameraListener()
| removeJaAdminBoundary(viewer.value, adminBoundarySources)
| viewInstance.value?.viewerDestroy?.()
| cesiumContextMenu(false)
| })
|
| const getMap = () => ({ viewer: viewer.value, publicCesium: viewInstance.value })
| const getViewer = () => viewer.value
| const getPublicCesium = () => viewInstance.value
| const flyBoundary = () => adminBoundarySources.flyBoundary()
|
| defineExpose({ getMap, getViewer, getPublicCesium,flyBoundary })
| </script>
|
| <style scoped lang="scss">
| .common-cesium-map {
| width: 100%;
| height: 100%;
| }
| </style>
|
|
