From 5945b8bcbc8c39b90cf5e1aef6cf057d5bda7337 Mon Sep 17 00:00:00 2001
From: "SmallChi(Koike)" <564952747@qq.com>
Date: Tue, 13 Apr 2021 18:24:20 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=9C=B0=E5=9B=BE=E6=89=B9?=
 =?UTF-8?q?=E9=87=8F=E6=89=93=E7=82=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/JTTools/Pages/Map.razor   | 59 +++++++++++++++++++++++++++--------
 src/JTTools/wwwroot/js/map.js | 19 +++++++++++
 2 files changed, 65 insertions(+), 13 deletions(-)

diff --git a/src/JTTools/Pages/Map.razor b/src/JTTools/Pages/Map.razor
index 3e8d5f4..aba89f0 100644
--- a/src/JTTools/Pages/Map.razor
+++ b/src/JTTools/Pages/Map.razor
@@ -76,36 +76,54 @@
             return;
         }
         string[] arr = LngLat.Split(new string[]{ ",", "，", "|", ":" }, StringSplitOptions.RemoveEmptyEntries);
-        if (arr.Length == 2)
+        List<double> wgs84s = new List<double>();
+        List<double> gcj02s = new List<double>();
+        List<double> bd09s = new List<double>();
+        for (var i=0;i< arr.Length; i=i+2)
         {
-            if(double.TryParse(arr[0], out double lng) && double.TryParse(arr[1], out double lat))
+            if (double.TryParse(arr[i], out double lng) && double.TryParse(arr[i+1], out double lat))
             {
-                if(e== "WGS84")
+                if (e == "WGS84")
                 {
-                    WGS84_LngLat = $"{lng},{lat}";
+                    wgs84s.Add(lng);
+                    wgs84s.Add(lat);
                     var gcj02 = Coordtransform.Wgs84togcj02(lng, lat);
-                    GCJ02_LngLat = $"{gcj02[0]},{gcj02[1]}";
+                    gcj02s.Add(gcj02[0]);
+                    gcj02s.Add(gcj02[1]);
                     var bd09 = Coordtransform.Wgs84tobd09(lng, lat);
-                    BD09_LngLat = $"{bd09[0]},{bd09[1]}";
+                    bd09s.Add(bd09[0]);
+                    bd09s.Add(bd09[1]);
                 }
                 else if (e == "GCJ02")
                 {
-                    GCJ02_LngLat = $"{lng},{lat}";
+                    gcj02s.Add(lng);
+                    gcj02s.Add(lat);
                     var wgs84 = Coordtransform.Gcj02towgs84(lng, lat);
-                    WGS84_LngLat = $"{wgs84[0]},{wgs84[1]}";
+                    wgs84s.Add(wgs84[0]);
+                    wgs84s.Add(wgs84[1]);
                     var bd09 = Coordtransform.Gcj02tobd09(lng, lat);
-                    BD09_LngLat = $"{bd09[0]},{bd09[1]}";
+                    bd09s.Add(bd09[0]);
+                    bd09s.Add(bd09[1]);
                 }
                 else if (e == "BD09")
                 {
-                    BD09_LngLat = $"{lng},{lat}";
+                    bd09s.Add(lng);
+                    bd09s.Add(lat);
+
                     var wgs84 = Coordtransform.Bd09towgs84(lng, lat);
-                    WGS84_LngLat = $"{wgs84[0]},{wgs84[1]}";
+                    wgs84s.Add(wgs84[0]);
+                    wgs84s.Add(wgs84[1]);
+
                     var gcj02 = Coordtransform.Bd09togcj02(lng, lat);
-                    GCJ02_LngLat = $"{gcj02[0]},{gcj02[1]}";
+                    gcj02s.Add(gcj02[0]);
+                    gcj02s.Add(gcj02[1]);
+
                 }
             }
         }
+        WGS84_LngLat = string.Join(',', wgs84s);
+        GCJ02_LngLat = string.Join(',', gcj02s);
+        BD09_LngLat = string.Join(',', bd09s);
     }
 
     [JSInvokable]
@@ -122,6 +140,21 @@
             return;
         }
         string[] arr = GCJ02_LngLat.Split(',', StringSplitOptions.RemoveEmptyEntries);
-        await JsRuntime.InvokeVoidAsync("createMarker", arr);
+        if (arr.Length == 2)
+        {
+            await JsRuntime.InvokeVoidAsync("createMarker", arr);
+        }
+        else if(arr.Length > 2)
+        {
+            List<List<string>> latlngs = new List<List<string>>();
+            for (var i = 0; i < arr.Length; i = i + 2)
+            {
+                List<string> latlng = new List<string>();
+                latlng.Add(arr[i]);
+                latlng.Add(arr[i+1]);
+                latlngs.Add(latlng);
+            }
+            await JsRuntime.InvokeVoidAsync("createMarkers", latlngs);
+        }
     }
 }
diff --git a/src/JTTools/wwwroot/js/map.js b/src/JTTools/wwwroot/js/map.js
index 7007d6c..831b629 100644
--- a/src/JTTools/wwwroot/js/map.js
+++ b/src/JTTools/wwwroot/js/map.js
@@ -20,3 +20,22 @@ function createMarker(gcj02_lng,gcj02_lat) {
     window.map.add(marker);
     window.map.setFitView(marker);
 }
+
+function createMarkers(arr) {
+    console.debug("Markers", arr);
+    var lastMarker = null;
+    for (var i = 0; i < arr.length; i++) {
+        var item = arr[i];
+        var marker = new AMap.Marker({
+            position: new AMap.LngLat(item[0], item[1]), // 经纬度对象，也可以是经纬度构成的一维数组[116.39, 39.9]
+            icon: new AMap.Icon({
+                imageSize: new AMap.Size(36, 36),
+            })
+        });
+        if ((arr.length - 1) == i) {
+            lastMarker = marker;
+        }
+        window.map.add(marker);
+    }
+    window.map.setFitView(lastMarker);
+}