From 37539b33023be5231f51c3f4d13ab477877ee9c4 Mon Sep 17 00:00:00 2001
From: shuishen <1109946754@qq.com>
Date: Mon, 24 Nov 2025 09:19:18 +0800
Subject: [PATCH] feat:编辑模式等相关处理
---
js/modules/axis-manager.js | 119 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 116 insertions(+), 3 deletions(-)
diff --git a/js/modules/axis-manager.js b/js/modules/axis-manager.js
index 8bec80a..4143e7d 100644
--- a/js/modules/axis-manager.js
+++ b/js/modules/axis-manager.js
@@ -36,6 +36,7 @@
this.flip = { x: false, y: false, z: false }
this.editingEnabled = false
this.interaction = { type: null, axis: null }
+ this.outlineEntity = null
this.planeCtx = { activeShape: null, polygonPositionList: [], centerPoint: null }
this.axisModelUris = { axisX: 'gltf/green-arrows.gltf', axisY: 'gltf/red-arrows.gltf', axisZ: 'gltf/blue-arrows.gltf' }
@@ -68,11 +69,14 @@
if (this.overlayModels.sphereY) this.overlayModels.sphereY.show = s
if (this.overlayModels.sphereZ) this.overlayModels.sphereZ.show = s
if (!s) this.dashLineList.forEach(ele => { ele.show = false })
+ this.setPolygonOutlineVisibility(this.editingEnabled)
}
setEditingEnabled (flag) {
this.editingEnabled = !!flag
this.setControllerVisibility(this.editingEnabled)
+ this.setPolygonOutlineVisibility(this.editingEnabled)
+ this.setDistanceLabelsVisibility(this.editingEnabled)
}
/**
@@ -83,6 +87,9 @@
this.planeCtx = ctx
this.centerPoint = ctx.centerPoint
this.setEditingEnabled(true)
+ if (this.planeCtx && this.planeCtx.activeShape && this.planeCtx.activeShape.polygon) {
+ this.planeCtx.activeShape.polygon.outline = false
+ }
}
/**
@@ -222,6 +229,7 @@
} else {
this.setControllerVisibility(this.editingEnabled)
}
+ this.setPolygonOutlineVisibility(this.editingEnabled)
}
/**
@@ -299,6 +307,7 @@
this.dashLineList[0].polyline.positions = new Cesium.CallbackProperty(() => axisDashX, false)
this.dashLineList[1].polyline.positions = new Cesium.CallbackProperty(() => axisDashY, false)
this.dashLineList[2].polyline.positions = new Cesium.CallbackProperty(() => axisDashZ, false)
+ this.setPolygonOutlineVisibility(this.editingEnabled)
}
/**
@@ -372,10 +381,10 @@
if (!rid) continue
const s = String(rid)
if (s === 'polygon') continue
- if (s.slice(0, 6) === 'sphere' || s.slice(0, 4) === 'axis') { hit = results[k]; id = rid; break }
+ if (s.slice(0, 6) === 'sphere' || s.slice(0, 4) === 'axis' || s === 'polygonOutline') { hit = results[k]; id = rid; break }
}
}
- if (!hit || !id || !this.axisPosition[id]) return
+ if (!hit || !id) return
moveDashLine = true
eventHub.enableRotate(false)
@@ -383,13 +392,19 @@
let isRotation = false
let isTranslation = false
+ let isEdgeDrag = false
if (id.slice(0, 6) === 'sphere') {
if (rotationController.startRotation(hit, this.centerPoint)) { isRotation = true; this.interaction = { type: 'rotation', axis: rotationController.state.currentAxis }; this._setDragRotationFocus(rotationController.state.currentAxis) }
} else if (id.slice(0, 4) === 'axis') {
if (translationController.startTranslation(hit, this.centerPoint)) { isTranslation = true; this.interaction = { type: 'translation', axis: translationController.state.currentAxis }; translationController.state.lastMousePosition = new Cesium.Cartesian2(e.position.x, e.position.y); this._setDragTranslationHighlight(translationController.state.currentAxis) }
+ } else if (id === 'polygonOutline') {
+ const p = this.planeCtx && this.planeCtx.polygonPositionList
+ if (!p || p.length < 4) return
+ if (!this._edgeController) this._edgeController = this._edgeDragController()
+ if (this._edgeController.startEdgeDrag(e.position, this.centerPoint, p)) { isEdgeDrag = true }
}
- if (!isRotation && !isTranslation) return
+ if (!isRotation && !isTranslation && !isEdgeDrag) return
this.setDistanceLabelsVisibility(false)
masterController.setInputAction((movement) => {
@@ -403,6 +418,19 @@
} else if (isTranslation) {
const distanceDelta = translationController.updateTranslation(mousePosition, this.centerPoint)
if (Math.abs(distanceDelta) > 0.01) { this._setDragTranslationHighlight(translationController.state.currentAxis); this.translatePlaneByAxis(distanceDelta, translationController.state.currentAxis) }
+ } else if (isEdgeDrag) {
+ const delta = this._edgeController.updateEdgeDrag(mousePosition)
+ if (delta) {
+ const idx = this._edgeController.state.edgeIndex
+ const p = this.planeCtx.polygonPositionList
+ const a = idx === 0 ? 0 : idx === 1 ? 1 : idx === 2 ? 2 : 3
+ const b = idx === 0 ? 1 : idx === 1 ? 2 : idx === 2 ? 3 : 0
+ p[a] = Cesium.Cartesian3.add(p[a], delta, new Cesium.Cartesian3())
+ p[b] = Cesium.Cartesian3.add(p[b], delta, new Cesium.Cartesian3())
+ this.planeCtx.activeShape.polygon.hierarchy = new Cesium.CallbackProperty(() => new Cesium.PolygonHierarchy(p), false)
+ const g = this.computeAxisGeometry(p[0], p[1], p[2], p[3])
+ this.applyAxisGeometry(g)
+ }
}
}, Cesium.ScreenSpaceEventType.MOUSE_MOVE)
@@ -433,6 +461,7 @@
this.bindHover()
if (isRotation) rotationController.endRotation()
if (isTranslation) translationController.endTranslation()
+ if (isEdgeDrag && this._edgeController) this._edgeController.endEdgeDrag()
this.interaction = { type: null, axis: null }
if (typeof onUpdate === 'function') onUpdate(this.planeCtx.polygonPositionList)
this.createAxisEntity(...this.planeCtx.polygonPositionList)
@@ -499,6 +528,7 @@
const handler = this.eventHub.get('hover')
handler.setInputAction((arg) => {
if (!this.editingEnabled) {
+ document.body.style.cursor = 'default'
this.axisEntyZ && (this.axisEntyZ.model.silhouetteSize = new Cesium.CallbackProperty(() => 0, false))
this.axisEntyX && (this.axisEntyX.model.silhouetteSize = new Cesium.CallbackProperty(() => 0, false))
this.axisEntyY && (this.axisEntyY.model.silhouetteSize = new Cesium.CallbackProperty(() => 0, false))
@@ -515,6 +545,14 @@
return
}
const results = this.viewer.scene.drillPick(arg.endPosition)
+ let onOutline = false
+ if (Array.isArray(results) && results.length > 0) {
+ for (let k = 0; k < results.length; k++) {
+ const rid0 = (results[k] && (results[k].id?.id || results[k].id || results[k].primitive?.id))
+ if (!rid0) continue
+ if (String(rid0) === 'polygonOutline') { onOutline = true; break }
+ }
+ }
let id = null
if (Array.isArray(results) && results.length > 0) {
for (let k = 0; k < results.length; k++) {
@@ -524,6 +562,7 @@
if (s.slice(0, 6) === 'sphere' || s.slice(0, 4) === 'axis') { id = rid; break }
}
}
+ document.body.style.cursor = onOutline ? 'all-scroll' : 'default'
if (id) {
this.axisEntyZ.model.silhouetteSize = new Cesium.CallbackProperty(() => (id === 'axisZ' ? 1 : 0), false)
this.axisEntyX.model.silhouetteSize = new Cesium.CallbackProperty(() => (id === 'axisX' ? 1 : 0), false)
@@ -618,6 +657,24 @@
if (this.dashLineList[0]) this.dashLineList[0].show = xOn
if (this.dashLineList[1]) this.dashLineList[1].show = yOn
if (this.dashLineList[2]) this.dashLineList[2].show = zOn
+ }
+
+ setPolygonOutlineVisibility (show) {
+ const posCb = new Cesium.CallbackProperty(() => {
+ const p = this.planeCtx && this.planeCtx.polygonPositionList
+ if (!p || p.length < 4) return []
+ return [p[0], p[1], p[2], p[3], p[0]]
+ }, false)
+ const editOn = !!show
+ const baseColor = Cesium.Color.fromCssColorString('#2987f0')
+ if (!this.outlineEntity) {
+ this.outlineEntity = this.viewer.entities.add({ id: 'polygonOutline', show: true, polyline: { positions: posCb, width: editOn ? 8 : 2, material: editOn ? new Cesium.PolylineOutlineMaterialProperty({ color: baseColor, outlineColor: Cesium.Color.WHITE, outlineWidth: 3 }) : baseColor, arcType: Cesium.ArcType.RHUMB, clampToGround: false } })
+ } else {
+ this.outlineEntity.show = true
+ this.outlineEntity.polyline.positions = posCb
+ this.outlineEntity.polyline.width = editOn ? 8 : 2
+ this.outlineEntity.polyline.material = editOn ? new Cesium.PolylineOutlineMaterialProperty({ color: baseColor, outlineColor: Cesium.Color.WHITE, outlineWidth: 3 }) : baseColor
+ }
}
_getAxisOrientation (centerPoint, dir, basis) {
@@ -831,4 +888,60 @@
}
return new TranslationController()
}
+
+ _distanceToSegment (p, a, b) {
+ const ab = Cesium.Cartesian3.subtract(b, a, new Cesium.Cartesian3())
+ const ap = Cesium.Cartesian3.subtract(p, a, new Cesium.Cartesian3())
+ const ab2 = Cesium.Cartesian3.dot(ab, ab)
+ let t = ab2 > 0 ? Cesium.Cartesian3.dot(ap, ab) / ab2 : 0
+ t = Math.max(0, Math.min(1, t))
+ const proj = Cesium.Cartesian3.add(a, Cesium.Cartesian3.multiplyByScalar(ab, t, new Cesium.Cartesian3()), new Cesium.Cartesian3())
+ return Cesium.Cartesian3.magnitude(Cesium.Cartesian3.subtract(p, proj, new Cesium.Cartesian3()))
+ }
+
+ _closestEdgeIndex (point, positions) {
+ const d01 = this._distanceToSegment(point, positions[0], positions[1])
+ const d12 = this._distanceToSegment(point, positions[1], positions[2])
+ const d23 = this._distanceToSegment(point, positions[2], positions[3])
+ const d30 = this._distanceToSegment(point, positions[3], positions[0])
+ const arr = [d01, d12, d23, d30]
+ let idx = 0
+ let min = arr[0]
+ for (let i = 1; i < 4; i++) { if (arr[i] < min) { min = arr[i]; idx = i } }
+ return idx
+ }
+
+ _edgeDragController () {
+ const self = this
+ class EdgeDragController {
+ constructor() { this.state = { isDragging: false, plane: null, lastPoint: null, edgeIndex: 0 } }
+ startEdgeDrag (mousePosition, centerPoint, positions) {
+ const ray = self.viewer.camera.getPickRay(mousePosition); if (!ray) return false
+ let normal
+ if (self.centerVectorZC) normal = Cesium.Cartesian3.normalize(self.centerVectorZC, new Cesium.Cartesian3())
+ else {
+ const v1 = Cesium.Cartesian3.subtract(positions[1], positions[0], new Cesium.Cartesian3())
+ const v2 = Cesium.Cartesian3.subtract(positions[2], positions[1], new Cesium.Cartesian3())
+ normal = Cesium.Cartesian3.normalize(Cesium.Cartesian3.cross(v1, v2, new Cesium.Cartesian3()), new Cesium.Cartesian3())
+ }
+ const plane = Cesium.Plane.fromPointNormal(centerPoint, normal)
+ const p = Cesium.IntersectionTests.rayPlane(ray, plane); if (!p) return false
+ this.state.edgeIndex = self._closestEdgeIndex(p, positions)
+ this.state.plane = plane
+ this.state.lastPoint = p
+ this.state.isDragging = true
+ return true
+ }
+ updateEdgeDrag (mousePosition) {
+ if (!this.state.isDragging || !this.state.plane) return null
+ const ray = self.viewer.camera.getPickRay(mousePosition); if (!ray) return null
+ const p = Cesium.IntersectionTests.rayPlane(ray, this.state.plane); if (!p) return null
+ const delta = Cesium.Cartesian3.subtract(p, this.state.lastPoint, new Cesium.Cartesian3())
+ this.state.lastPoint = p
+ return delta
+ }
+ endEdgeDrag () { this.state = { isDragging: false, plane: null, lastPoint: null, edgeIndex: 0 } }
+ }
+ return new EdgeDragController()
+ }
}
\ No newline at end of file
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