From 042954e670e045c086e590c04cde88a746192b8c Mon Sep 17 00:00:00 2001
From: 少年 <1392120328@qq.com>
Date: 星期三, 06 三月 2024 10:54:56 +0800
Subject: [PATCH] youhua

---
 src/utils/tool.js |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/utils/tool.js b/src/utils/tool.js
index bb7973b..7ffd440 100644
--- a/src/utils/tool.js
+++ b/src/utils/tool.js
@@ -119,6 +119,9 @@
 //鍔犺浇鍘嗗彶褰卞儚
 export function addHistoryLayer(name) {
     const layerName = name;
+    if (_GLOBAL.historyLayer) {
+        window.mapapi.removeLayer(_GLOBAL.historyLayer)
+    }
     _GLOBAL.historyLayer = new ol.layer.Tile({
         source: new ol.source.XYZ({
             url: `https://skyzt.bda.gov.cn/yzAdapter/Vector/?request=1&year=${layerName}&type=Sate&level={z}&x={x}&y={y}`,
@@ -150,7 +153,7 @@
     // console.log(points, '鐐逛綅娴嬭瘯')
     // _marker = createGPSMarker(points, _rotate);
     // window.mapapi.addLayer(_marker)
-    
+
     if (navigator.geolocation) {
         navigator.geolocation.watchPosition((res) => {
             let lat = res.coords.latitude;

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