From 1a787ef055b0928a4dad02fc81e737e21965f70d Mon Sep 17 00:00:00 2001
From: xuhy <3313886187@qq.com>
Date: 星期四, 23 四月 2026 22:29:50 +0800
Subject: [PATCH] Merge branch '1.0' of http://120.76.84.145:10101/gitblit/r/java/Robotaxi into 1.0
---
xp-robotaxi-map-boot/src/main/java/com/xiaopeng/map/utils/PolygonOverlapService.java | 142 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 142 insertions(+), 0 deletions(-)
diff --git a/xp-robotaxi-map-boot/src/main/java/com/xiaopeng/map/utils/PolygonOverlapService.java b/xp-robotaxi-map-boot/src/main/java/com/xiaopeng/map/utils/PolygonOverlapService.java
index 5d056d6..c7e5d10 100644
--- a/xp-robotaxi-map-boot/src/main/java/com/xiaopeng/map/utils/PolygonOverlapService.java
+++ b/xp-robotaxi-map-boot/src/main/java/com/xiaopeng/map/utils/PolygonOverlapService.java
@@ -61,4 +61,146 @@
LinearRing linearRing = geometryFactory.createLinearRing(coordinates);
return geometryFactory.createPolygon(linearRing);
}
+
+
+ /**
+ * 判断一个坐标点位是否在一个坐标区域内
+ * @param longitude 经度
+ * @param latitude 纬度
+ * @param fencePoints 围栏点位字符串，格式为 "lng1_lat1,lng2_lat2,..."
+ * @return 是否在区域内 true在 false不在
+ */
+ public boolean isPointInPolygon(double longitude, double latitude, String fencePoints) {
+ if (fencePoints == null || fencePoints.trim().isEmpty()) {
+ return false;
+ }
+
+ // 解析围栏点位
+ String[] points = fencePoints.split(",");
+ if (points.length < 3) {
+ return false;
+ }
+
+ int n = points.length;
+ boolean inside = false;
+
+ double x = longitude, y = latitude;
+ double[] xs = new double[n];
+ double[] ys = new double[n];
+
+ for (int i = 0; i < n; i++) {
+ String[] coords = points[i].split("_");
+ if (coords.length != 2) {
+ continue;
+ }
+ try {
+ xs[i] = Double.parseDouble(coords[0]);
+ ys[i] = Double.parseDouble(coords[1]);
+ } catch (NumberFormatException e) {
+ return false;
+ }
+ }
+
+ // 使用射线法判断点是否在多边形内
+ for (int i = 0, j = n - 1; i < n; j = i++) {
+ if (((ys[i] > y) != (ys[j] > y)) &&
+ (x < (xs[j] - xs[i]) * (y - ys[i]) / (ys[j] - ys[i]) + xs[i])) {
+ inside = !inside;
+ }
+ }
+
+ return inside;
+ }
+
+
+ /**
+ * 判断一个坐标区域（多边形A）是否完全在另一个坐标区域（多边形B）内
+ * 原理：如果多边形A的所有顶点都在多边形B内，则认为A在B内
+ * @param innerFencePoints 内部围栏点位字符串（待判断是否在外的围栏），格式为 "lng1_lat1,lng2_lat2,..."
+ * @param outerFencePoints 外部围栏点位字符串（参考围栏），格式为 "lng1_lat1,lng2_lat2,..."
+ * @return 是否在内 true在内 false不在
+ */
+
+ public boolean isPolygonInPolygon(String innerFencePoints, String outerFencePoints) {
+ if (innerFencePoints == null || innerFencePoints.trim().isEmpty()
+ || outerFencePoints == null || outerFencePoints.trim().isEmpty()) {
+ return false;
+ }
+
+ // 解析内部围栏点位
+ String[] innerPoints = innerFencePoints.split(",");
+ if (innerPoints.length < 3) {
+ return false;
+ }
+
+ // 检查内部围栏的每一个顶点是否都在外部围栏内
+ for (String pointStr : innerPoints) {
+ String[] coords = pointStr.split("_");
+ if (coords.length != 2) {
+ continue;
+ }
+ try {
+ double lon = Double.parseDouble(coords[0]);
+ double lat = Double.parseDouble(coords[1]);
+
+ // 如果有一个顶点不在外部围栏内，则整个区域不在内部
+ if (!isPointInPolygon(lon, lat, outerFencePoints)) {
+ return false;
+ }
+ } catch (NumberFormatException e) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+
+
+ /**
+ * 根据围栏点位字符串计算中心点坐标
+ * @param fencePoints 围栏点位字符串，格式为 "lng1_lat1,lng2_lat2,..."
+ * @return double[0] 经度, double[1] 纬度
+ */
+ public double[] calculateCenterPoint(String fencePoints) {
+ if (fencePoints == null || fencePoints.trim().isEmpty()) {
+ return new double[]{0.0, 0.0};
+ }
+
+ String[] points = fencePoints.split(",");
+ if (points.length == 0) {
+ return new double[]{0.0, 0.0};
+ }
+
+ double sumLon = 0.0;
+ double sumLat = 0.0;
+ int count = 0;
+
+ for (String point : points) {
+ String[] coords = point.split("_");
+ if (coords.length == 2) {
+ try {
+ double lon = Double.parseDouble(coords[0]);
+ double lat = Double.parseDouble(coords[1]);
+ sumLon += lon;
+ sumLat += lat;
+ count++;
+ } catch (NumberFormatException e) {
+ // 忽略解析错误的点
+ }
+ }
+ }
+
+ if (count == 0) {
+ return new double[]{0.0, 0.0};
+ }
+
+ double centerLon = sumLon / count;
+ double centerLat = sumLat / count;
+
+ return new double[]{centerLon, centerLat};
+ }
+
+
+
+
}
\ No newline at end of file
--
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