From e9509391ffd3e90c64872836ad64d112a89a26a4 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期四, 29 二月 2024 17:01:33 +0800
Subject: [PATCH] 计算多边形面积
---
src/main/java/com/lf/server/service/sys/ReportService.java | 44 +++++++++++++++++++++++++++++---------------
1 files changed, 29 insertions(+), 15 deletions(-)
diff --git a/src/main/java/com/lf/server/service/sys/ReportService.java b/src/main/java/com/lf/server/service/sys/ReportService.java
index cf96ef6..bfa119e 100644
--- a/src/main/java/com/lf/server/service/sys/ReportService.java
+++ b/src/main/java/com/lf/server/service/sys/ReportService.java
@@ -13,7 +13,11 @@
import com.lf.server.mapper.sys.ReportMapper;
import com.lf.server.service.all.RedisService;
import com.lf.server.service.data.DownloadService;
+import com.lf.server.service.data.PublishService;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
import org.locationtech.jts.geom.Coordinate;
+import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
@@ -28,6 +32,9 @@
*/
@Service
public class ReportService implements ReportMapper {
+ @Value("${sys.turfServer}")
+ private String turfServer;
+
@Resource
ReportMapper reportMapper;
@@ -42,6 +49,8 @@
@Resource
RedisService redisService;
+
+ private final static Log log = LogFactory.getLog(ReportService.class);
@Override
public Integer selectCount(String name, String code) {
@@ -153,26 +162,31 @@
continue;
}
- List<CoordinateEntity> ces = selectExplorationPoints(ce.getM3());
- if (null == ces || ces.size() < 3) {
- continue;
- }
-
- StringBuilder sb = new StringBuilder();
- sb.append("[");
- for (CoordinateEntity e : ces) {
- sb.append(e.getX() + "," + e.getY() + ",");
- }
- sb.replace(sb.length() - 1, sb.length(), "]");
-
- // double area = JtsHelper.calcAreaByPoints(ces)
- double area = callJsFn(sb.toString());
+ double area = calcPolygonArea(ce.getM3());
ce.setArea(area);
}
}
/**
- * 璋冪敤JS鏂规硶
+ * 璁＄畻澶氳竟褰㈤潰绉�
+ */
+ private double calcPolygonArea(String code) {
+ try {
+ String url = turfServer + "/Call/CalcArea?code=" + code;
+ String str = RestHelper.get(url);
+ if (StringHelper.isEmpty(str)) {
+ return 0d;
+ }
+
+ return Double.parseDouble(str);
+ } catch (Exception ex) {
+ log.error(ex.getMessage(), ex);
+ return 0d;
+ }
+ }
+
+ /**
+ * 璋冪敤JS鏂规硶 *
*/
private double callJsFn(String str) {
String staticPath = PathHelper.getStaticPath();
--
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