From 501aac6e10bc2d475852bbc59ea458c4dabed223 Mon Sep 17 00:00:00 2001
From: shuishen <1109946754@qq.com>
Date: Tue, 27 Jan 2026 15:38:51 +0800
Subject: [PATCH] feat:多边形编辑优化
---
applications/drone-command/src/utils/cesium/DrawPolygon.js | 24 ++++++++++++++++++------
1 files changed, 18 insertions(+), 6 deletions(-)
diff --git a/applications/drone-command/src/utils/cesium/DrawPolygon.js b/applications/drone-command/src/utils/cesium/DrawPolygon.js
index b7bc2c0..6bea7f4 100644
--- a/applications/drone-command/src/utils/cesium/DrawPolygon.js
+++ b/applications/drone-command/src/utils/cesium/DrawPolygon.js
@@ -715,7 +715,8 @@
this.initHandler(viewer)
this.isPureSpotPreview = isPurePreview
this.startDrawing()
- let newPosition = positions.map(item => {
+ const normalizedPositions = this.normalizePolygonPositions(positions)
+ let newPosition = normalizedPositions.map(item => {
return Cesium.Cartesian3.fromDegrees(Number(item.lng), Number(item.lat), Number(item?.height || 0))
})
// 预览航线的时候调用
@@ -728,17 +729,14 @@
})
// 视角飞入区域
- const newBox = boxTransformScale(
- positions.map(item => [item.lng, item.lat]),
- 5
- )
+ const newBox = boxTransformScale(normalizedPositions.map(item => [item.lng, item.lat]), 5)
viewer.camera.flyTo({
destination: Cesium.Rectangle.fromDegrees(...newBox),
offset: new Cesium.HeadingPitchRange(0, Cesium.Math.toRadians(-90), 0),
duration: 0.5,
})
- let pointList = await getPointPositionsHeight(positions, viewer)
+ let pointList = await getPointPositionsHeight(normalizedPositions, viewer)
flyVisual({ positionsData: pointList.map(item => [item.lng, item.lat, item.ASL]), viewer })
this.drawingMode = false
@@ -748,6 +746,20 @@
this.rebuildMidPoints()
}
+ // 规范化多边形点位：如果首尾重复，去掉末尾闭合点
+ normalizePolygonPositions(positions) {
+ if (!Array.isArray(positions) || positions.length < 2) return positions || []
+ const first = positions[0]
+ const last = positions[positions.length - 1]
+ const sameLng = Number(first?.lng) === Number(last?.lng)
+ const sameLat = Number(first?.lat) === Number(last?.lat)
+ const sameHeight = Number(first?.height || 0) === Number(last?.height || 0)
+ if (sameLng && sameLat && sameHeight) {
+ return positions.slice(0, -1)
+ }
+ return positions
+ }
+
// 初始化事件处理器
initHandler(viewer) {
this.viewer = viewer
--
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