From 89380e6260a75d1d3b94de687ebcc2f50d50659d Mon Sep 17 00:00:00 2001
From: shuishen <1109946754@qq.com>
Date: Tue, 03 Feb 2026 15:44:33 +0800
Subject: [PATCH] feat:环境变量配置调整
---
packages/utils/map/index.js | 133 ++++++++++++++++++++++++++++++++++---------
1 files changed, 104 insertions(+), 29 deletions(-)
diff --git a/packages/utils/map/index.js b/packages/utils/map/index.js
index fa9ec9a..9d137c7 100644
--- a/packages/utils/map/index.js
+++ b/packages/utils/map/index.js
@@ -1,32 +1,107 @@
-/*
- * @Author : yuan
- * @Date : 2025-12-26 11:01:31
- * @LastEditors : yuan
- * @LastEditTime : 2025-12-31 16:00:54
- * @FilePath : \packages\utils\map\index.js
- * @Description :
- * Copyright 2025 OBKoro1, All Rights Reserved.
- * 2025-12-26 11:01:31
- */
-
import * as Cesium from 'cesium'
+import { MapTooltip } from './MapTooltip'
+import { DrawPolygon } from './DrawPolygon'
+/**
+ * 飞到中心点并且所有点在可视范围
+ * @param positionsData 二维数组，每项为 [lon, lat] 或 三维数组 [lon, lat, height]
+ * @param viewer Cesium.Viewer 实例
+ * @param multiple 缩放倍数-默认为4
+ * @param pitch 俯仰角-默认为-90
+ */
+function flyVisual({ positionsData, viewer, multiple = 4, pitch = -90 }) {
+ if (!Array.isArray(positionsData) || positionsData.length === 0) return
-
-// 获取正射影像4至点
-export function getOrthoImageBoundaryPoints (data) {
- const arr = JSON.parse(data)
-
- if (arr.length !== 4) return undefined
-
- const west = Math.min(arr[0], arr[2])
- const east = Math.max(arr[0], arr[2])
- const south = Math.min(arr[1], arr[3])
- const north = Math.max(arr[1], arr[3])
-
- return Cesium.Rectangle.fromDegrees(
- west,
- south,
- east,
- north
+ // 如果是一个点，加两个点方便后续生成外包围盒
+ if (positionsData.length === 1) {
+ const [lon, lat, height = 0] = positionsData[0]
+ positionsData = [
+ [lon + 0.001, lat + 0.001, height],
+ [lon - 0.001, lat - 0.001, height],
+ [lon, lat, height],
+ ]
+ }
+ const positions = positionsData.map(([lon, lat, height = 0]) =>
+ Cesium.Cartesian3.fromDegrees(Number(lon), Number(lat), Number(height || 0))
)
-}
\ No newline at end of file
+
+ // 计算最高高度和中心点经纬度
+ let maxHeight = -Infinity
+ let sumLon = 0,
+ sumLat = 0
+ for (const [lon, lat, height] of positionsData) {
+ sumLon += Number(lon)
+ sumLat += Number(lat)
+ maxHeight = Math.max(maxHeight, Number(height || 0))
+ }
+ const centerLon = sumLon / positionsData.length
+ const centerLat = sumLat / positionsData.length
+ const boundingSphere = Cesium.BoundingSphere.fromPoints(positions)
+ // 暂时飞向 BoundingSphere
+ viewer.camera.flyToBoundingSphere(Cesium.BoundingSphere.fromPoints(positions), {
+ duration: 0,
+ offset: {
+ heading: Cesium.Math.toRadians(0),
+ pitch: Cesium.Math.toRadians(pitch),
+ range: boundingSphere.radius * multiple,
+ },
+ complete: () => {
+ // 飞行完成后检查相机高度是否小于最高点
+ const cameraHeight = Cesium.Cartographic.fromCartesian(viewer.camera.position).height
+ if (cameraHeight < maxHeight) {
+ viewer.camera.flyTo({
+ destination: Cesium.Cartesian3.fromDegrees(centerLon, centerLat, maxHeight + 100), // 加100米缓冲
+ duration: 1.5,
+ orientation: {
+ heading: viewer.camera.heading,
+ pitch: viewer.camera.pitch,
+ roll: viewer.camera.roll,
+ },
+ })
+ }
+ },
+ })
+}
+
+// 批量获取点数组经纬度对应高度信息
+const getPointPositionsHeight = (data, viewer, droneHeight = null) => {
+ return new Promise((resolve, reject) => {
+ if (!data || !data.length) {
+ resolve([])
+ return
+ }
+ // 假设 viewer 已经初始化并且 terrainProvider 是有效的
+ const terrainProvider = viewer?.terrainProvider
+ // 创建 Cartographic 对象
+ const cartographics = data.map(item => {
+ const { lng, lat } = item
+ return Cesium.Cartographic.fromDegrees(Number(lng), Number(lat))
+ })
+ // 获取地形数据的Promise
+ const promise = Cesium.sampleTerrainMostDetailed(terrainProvider, cartographics)
+ // 使用 Cesium.when 处理 Promise
+ promise
+ .then(function (updatedPositions) {
+ // 是一个数组，包含更新后的 Cartographic 对象
+ const newPosition = updatedPositions.map((item, index) => {
+ const longitude = Cesium.Math.toDegrees(item.longitude)
+ const latitude = Cesium.Math.toDegrees(item.latitude)
+ let pointData = {
+ ...data[index],
+ longitude,
+ latitude,
+ ASL: Number(item.height),
+ customHeight: Number(item.height),
+ }
+ if (droneHeight) pointData.TH = Number(item.height) + Number(droneHeight)
+ return pointData
+ })
+ resolve(newPosition)
+ })
+ .catch(function (error) {
+ console.log('获取高程时发生错误:', error)
+ resolve(data.map(item => ({ ...item, ASL: 0, customHeight: 0, longitude: item.lng, latitude: item.lat })))
+ })
+ })
+}
+
+export { MapTooltip, flyVisual, getPointPositionsHeight, DrawPolygon }
--
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