From f083281ab75f61390a04daa2484f330f8df4178f Mon Sep 17 00:00:00 2001
From: chenyao <1219716595@qq.com>
Date: Thu, 29 Jan 2026 08:44:20 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/master'
---
applications/drone-command/src/views/areaManage/partition/shapeTools/edit/EditBufferCircleTool.js | 314 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 314 insertions(+), 0 deletions(-)
diff --git a/applications/drone-command/src/views/areaManage/partition/shapeTools/edit/EditBufferCircleTool.js b/applications/drone-command/src/views/areaManage/partition/shapeTools/edit/EditBufferCircleTool.js
new file mode 100644
index 0000000..1808125
--- /dev/null
+++ b/applications/drone-command/src/views/areaManage/partition/shapeTools/edit/EditBufferCircleTool.js
@@ -0,0 +1,314 @@
+import * as Cesium from 'cesium'
+import { MapTooltip } from '../Tooltip'
+import { ToolBase } from '../ToolBase'
+import { buildEllipsePositions, cartesianToLocal } from '../shapeUtils'
+
+const normalizePoints = points =>
+ (points || []).map(point => ({
+ lng: point.lng ?? point.longitude,
+ lat: point.lat ?? point.latitude,
+ }))
+
+export class EditBufferCircleTool extends ToolBase {
+ constructor(viewer) {
+ super(viewer)
+ this.tooltip = new MapTooltip(viewer)
+ this.dataSource = null
+ this.centerCartesian = null
+ this.radiusLevel1 = 0
+ this.radiusLevel2 = 0
+ this.radiusLevel3 = 0
+ this.dragType = null
+ this.circleLevel1Entity = null
+ this.circleLevel2Entity = null
+ this.circleLevel3Entity = null
+ this.circleLevel1OutlineEntity = null
+ this.circleLevel2OutlineEntity = null
+ this.circleLevel3OutlineEntity = null
+ this.centerEntity = null
+ this.radiusLevel1Entity = null
+ this.radiusLevel2Entity = null
+ this.radiusLevel3Entity = null
+ }
+
+ start(data = []) {
+ const inputPoints = Array.isArray(data?.points) ? data.points : data
+ const normalized = normalizePoints(inputPoints)
+ if (!normalized.length) return
+ const centerLng = normalized.reduce((sum, p) => sum + p.lng, 0) / normalized.length
+ const centerLat = normalized.reduce((sum, p) => sum + p.lat, 0) / normalized.length
+ this.centerCartesian = Cesium.Cartesian3.fromDegrees(centerLng, centerLat)
+ const radii = Array.isArray(data?.meta?.bufferRadii) ? data.meta.bufferRadii : null
+ if (radii?.length) {
+ const [r1, r2, r3] = radii
+ this.radiusLevel1 = Number.isFinite(r1) && r1 > 0 ? r1 : 1
+ this.radiusLevel2 = Number.isFinite(r2) && r2 > 0 ? Math.max(r2, this.radiusLevel1) : this.radiusLevel1
+ this.radiusLevel3 = Number.isFinite(r3) && r3 > 0 ? Math.max(r3, this.radiusLevel2) : this.radiusLevel2
+ } else {
+ this.radiusLevel3 = this.estimateRadius(normalized)
+ this.radiusLevel2 = this.radiusLevel3
+ this.radiusLevel1 = this.radiusLevel3
+ }
+
+ this.dataSource = new Cesium.CustomDataSource('edit-buffer-circle')
+ this.viewer.dataSources.add(this.dataSource)
+ this.createEntities()
+ this.initHandler()
+ }
+
+ estimateRadius(points) {
+ const center = Cesium.Cartesian3.clone(this.centerCartesian)
+ let max = 1
+ points.forEach(point => {
+ const cartesian = Cesium.Cartesian3.fromDegrees(point.lng, point.lat)
+ const distance = Cesium.Cartesian3.distance(center, cartesian)
+ max = Math.max(max, distance)
+ })
+ return max
+ }
+
+ initHandler() {
+ this.handler = new Cesium.ScreenSpaceEventHandler(this.viewer.scene.canvas)
+ this.handler.setInputAction(evt => this.handleLeftDown(evt), Cesium.ScreenSpaceEventType.LEFT_DOWN)
+ this.handler.setInputAction(evt => this.handleMouseMove(evt), Cesium.ScreenSpaceEventType.MOUSE_MOVE)
+ this.handler.setInputAction(() => this.handleLeftUp(), Cesium.ScreenSpaceEventType.LEFT_UP)
+ this.tooltip.show('拖动控制点编辑', { x: 0, y: 0 })
+ }
+
+ handleLeftDown(evt) {
+ const picked = this.viewer.scene.pick(evt.position)?.id
+ if (!picked) return
+ if (picked.customType === 'circle-center') this.dragType = 'center'
+ if (picked.customType === 'circle-radius-1') this.dragType = 'radius-1'
+ if (picked.customType === 'circle-radius-2') this.dragType = 'radius-2'
+ if (picked.customType === 'circle-radius-3') this.dragType = 'radius-3'
+ if (this.dragType) this.disableMapControl()
+ }
+
+ handleMouseMove(evt) {
+ this.tooltip.move(evt.endPosition)
+ if (!this.dragType) return
+ const position = this.getPositionFromScreen(evt.endPosition)
+ if (!position) return
+
+ if (this.dragType === 'center') {
+ this.centerCartesian = position
+ this.updateRadiusPoints()
+ return
+ }
+
+ const local = cartesianToLocal(this.centerCartesian, position)
+ const radius = Math.max(1, Math.sqrt(local.x * local.x + local.y * local.y))
+ if (this.dragType === 'radius-1') {
+ this.radiusLevel1 = radius
+ if (this.radiusLevel2 < this.radiusLevel1) this.radiusLevel2 = this.radiusLevel1
+ if (this.radiusLevel3 < this.radiusLevel2) this.radiusLevel3 = this.radiusLevel2
+ }
+ if (this.dragType === 'radius-2') {
+ this.radiusLevel2 = Math.max(radius, this.radiusLevel1)
+ if (this.radiusLevel3 < this.radiusLevel2) this.radiusLevel3 = this.radiusLevel2
+ }
+ if (this.dragType === 'radius-3') {
+ this.radiusLevel3 = Math.max(radius, this.radiusLevel2)
+ }
+ this.updateRadiusPoints()
+ }
+
+ handleLeftUp() {
+ if (!this.dragType) return
+ this.dragType = null
+ this.enableMapControl()
+ const positions = buildEllipsePositions(this.centerCartesian, this.radiusLevel3, this.radiusLevel3)
+ this.notify('getPolygonPositions', {
+ positions,
+ meta: {
+ center: this.centerCartesian,
+ bufferRadii: [this.radiusLevel1, this.radiusLevel2, this.radiusLevel3],
+ },
+ })
+ }
+
+ createEntities() {
+ this.circleLevel1Entity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.centerCartesian, false),
+ ellipse: {
+ semiMajorAxis: new Cesium.CallbackProperty(() => this.radiusLevel1, false),
+ semiMinorAxis: new Cesium.CallbackProperty(() => this.radiusLevel1, false),
+ material: Cesium.Color.fromBytes(247, 20, 20, 128),
+ outline: false,
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ },
+ })
+ this.circleLevel1OutlineEntity = this.dataSource.entities.add({
+ polyline: {
+ positions: new Cesium.CallbackProperty(() => {
+ if (!this.centerCartesian || this.radiusLevel1 <= 0) return []
+ const positions = buildEllipsePositions(this.centerCartesian, this.radiusLevel1, this.radiusLevel1)
+ return positions.length ? [...positions, positions[0]] : positions
+ }, false),
+ clampToGround: true,
+ width: 2,
+ material: Cesium.Color.fromBytes(255, 0, 0, 255),
+ },
+ })
+
+ this.circleLevel2Entity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.centerCartesian, false),
+ ellipse: {
+ semiMajorAxis: new Cesium.CallbackProperty(() => this.radiusLevel2, false),
+ semiMinorAxis: new Cesium.CallbackProperty(() => this.radiusLevel2, false),
+ material: Cesium.Color.fromBytes(255, 235, 59, 128),
+ outline: false,
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ },
+ })
+ this.circleLevel2OutlineEntity = this.dataSource.entities.add({
+ polyline: {
+ positions: new Cesium.CallbackProperty(() => {
+ if (!this.centerCartesian || this.radiusLevel2 <= 0) return []
+ const positions = buildEllipsePositions(this.centerCartesian, this.radiusLevel2, this.radiusLevel2)
+ return positions.length ? [...positions, positions[0]] : positions
+ }, false),
+ clampToGround: true,
+ width: 2,
+ material: Cesium.Color.fromBytes(255, 235, 59, 255),
+ },
+ })
+
+ this.circleLevel3Entity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.centerCartesian, false),
+ ellipse: {
+ semiMajorAxis: new Cesium.CallbackProperty(() => this.radiusLevel3, false),
+ semiMinorAxis: new Cesium.CallbackProperty(() => this.radiusLevel3, false),
+ material: Cesium.Color.fromBytes(25, 178, 230, 128),
+ outline: false,
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ },
+ })
+ this.circleLevel3OutlineEntity = this.dataSource.entities.add({
+ polyline: {
+ positions: new Cesium.CallbackProperty(() => {
+ if (!this.centerCartesian || this.radiusLevel3 <= 0) return []
+ const positions = buildEllipsePositions(this.centerCartesian, this.radiusLevel3, this.radiusLevel3)
+ return positions.length ? [...positions, positions[0]] : positions
+ }, false),
+ clampToGround: true,
+ width: 2,
+ material: Cesium.Color.fromBytes(0, 251, 255, 255),
+ },
+ })
+
+ this.centerEntity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.centerCartesian, false),
+ point: {
+ pixelSize: 12,
+ color: Cesium.Color.WHITE,
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ disableDepthTestDistance: Number.POSITIVE_INFINITY,
+ },
+ customType: 'circle-center',
+ })
+
+ this.radiusLevel1Entity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.getRadiusPoint(this.radiusLevel1), false),
+ point: {
+ pixelSize: 10,
+ color: Cesium.Color.fromBytes(255, 255, 255, 200),
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ disableDepthTestDistance: Number.POSITIVE_INFINITY,
+ },
+ customType: 'circle-radius-1',
+ })
+
+ this.radiusLevel2Entity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.getRadiusPoint(this.radiusLevel2), false),
+ point: {
+ pixelSize: 10,
+ color: Cesium.Color.fromBytes(255, 255, 255, 200),
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ disableDepthTestDistance: Number.POSITIVE_INFINITY,
+ },
+ customType: 'circle-radius-2',
+ })
+
+ this.radiusLevel3Entity = this.dataSource.entities.add({
+ position: new Cesium.CallbackProperty(() => this.getRadiusPoint(this.radiusLevel3), false),
+ point: {
+ pixelSize: 10,
+ color: Cesium.Color.fromBytes(255, 255, 255, 200),
+ heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
+ disableDepthTestDistance: Number.POSITIVE_INFINITY,
+ },
+ customType: 'circle-radius-3',
+ })
+ }
+
+ updateRadiusPoints() {
+ if (this.radiusLevel1Entity) this.radiusLevel1Entity.position = this.getRadiusPoint(this.radiusLevel1)
+ if (this.radiusLevel2Entity) this.radiusLevel2Entity.position = this.getRadiusPoint(this.radiusLevel2)
+ if (this.radiusLevel3Entity) this.radiusLevel3Entity.position = this.getRadiusPoint(this.radiusLevel3)
+ }
+
+ getPositions() {
+ if (!this.centerCartesian) return []
+ return {
+ positions: buildEllipsePositions(this.centerCartesian, this.radiusLevel3, this.radiusLevel3),
+ meta: {
+ center: this.centerCartesian,
+ bufferRadii: [this.radiusLevel1, this.radiusLevel2, this.radiusLevel3],
+ },
+ }
+ }
+
+ getRadiusPoint(radius) {
+ const frame = Cesium.Transforms.eastNorthUpToFixedFrame(this.centerCartesian)
+ const local = new Cesium.Cartesian3(radius, 0, 0)
+ return Cesium.Matrix4.multiplyByPoint(frame, local, new Cesium.Cartesian3())
+ }
+
+ getPositionFromScreen(screenPosition) {
+ const scene = this.viewer.scene
+ const cartesian = scene.pickPosition(screenPosition)
+ if (cartesian) return cartesian
+ return scene.camera.pickEllipsoid(screenPosition, scene.globe.ellipsoid)
+ }
+
+ disableMapControl() {
+ const controller = this.viewer.scene.screenSpaceCameraController
+ controller.enableRotate = false
+ controller.enableTranslate = false
+ controller.enableZoom = false
+ }
+
+ enableMapControl() {
+ const controller = this.viewer.scene.screenSpaceCameraController
+ controller.enableRotate = true
+ controller.enableTranslate = true
+ controller.enableZoom = true
+ }
+
+ destroy() {
+ if (this.dataSource) {
+ this.dataSource.entities.removeAll()
+ this.viewer.dataSources.remove(this.dataSource)
+ this.dataSource = null
+ }
+ if (this.handler) {
+ this.handler.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_DOWN)
+ this.handler.removeInputAction(Cesium.ScreenSpaceEventType.MOUSE_MOVE)
+ this.handler.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_UP)
+ this.handler.destroy()
+ this.handler = null
+ }
+ this.tooltip?.destroy()
+ this.tooltip = null
+ this.centerCartesian = null
+ this.radiusLevel1 = 0
+ this.radiusLevel2 = 0
+ this.radiusLevel3 = 0
+ this.circleLevel1OutlineEntity = null
+ this.circleLevel2OutlineEntity = null
+ this.circleLevel3OutlineEntity = null
+ this.dragType = null
+ }
+}
--
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