From 4531e620ca0444dcafae0c2b2559d9bc17676d98 Mon Sep 17 00:00:00 2001
From: ClemensF <fischer.clemens@gmail.com>
Date: Tue, 11 Jun 2019 22:14:58 +0200
Subject: [PATCH] Version 4.12.2 Added TileQueue.

---
 MapControl/Shared/MapTileLayer.cs    |  4 ++--
 MapControl/Shared/TileImageLoader.cs | 10 +++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/MapControl/Shared/MapTileLayer.cs b/MapControl/Shared/MapTileLayer.cs
index 2c994856..574d8aa7 100644
--- a/MapControl/Shared/MapTileLayer.cs
+++ b/MapControl/Shared/MapTileLayer.cs
@@ -21,7 +21,7 @@ namespace MapControl
 {
     public interface ITileImageLoader
     {
-        void BeginLoadTiles(IEnumerable<Tile> tiles, TileSource tileSource, string sourceName);
+        void LoadTilesAsync(IEnumerable<Tile> tiles, TileSource tileSource, string sourceName);
     }
 
     /// <summary>
@@ -391,7 +391,7 @@ namespace MapControl
                 Children.Add(tile.Image);
             }
 
-            TileImageLoader.BeginLoadTiles(Tiles, TileSource, SourceName);
+            TileImageLoader.LoadTilesAsync(Tiles, TileSource, SourceName);
         }
     }
 }
diff --git a/MapControl/Shared/TileImageLoader.cs b/MapControl/Shared/TileImageLoader.cs
index 2bc29a2f..e26454d0 100644
--- a/MapControl/Shared/TileImageLoader.cs
+++ b/MapControl/Shared/TileImageLoader.cs
@@ -52,7 +52,7 @@ namespace MapControl
         /// If the UriFormat of the TileSource starts with "http" and the sourceName string is non-empty,
         /// tile images are cached in the TileImageLoader's Cache.
         /// </summary>
-        public void BeginLoadTiles(IEnumerable<Tile> tiles, TileSource tileSource, string sourceName)
+        public void LoadTilesAsync(IEnumerable<Tile> tiles, TileSource tileSource, string sourceName)
         {
             tileQueue.Clear();
 
@@ -82,13 +82,13 @@ namespace MapControl
 
                     while (--newTasks >= 0)
                     {
-                        Task.Run(() => LoadTilesAsync(loadTileFunc));
+                        Task.Run(() => LoadTilesFromQueueAsync(loadTileFunc));
                     }
                 }
             }
         }
 
-        private async Task LoadTilesAsync(Func<Tile, Task> loadFunc)
+        private async Task LoadTilesFromQueueAsync(Func<Tile, Task> loadTileFunc)
         {
             Tile tile;
 
@@ -96,11 +96,11 @@ namespace MapControl
             {
                 try
                 {
-                    await loadFunc(tile);
+                    await loadTileFunc(tile);
                 }
                 catch (Exception ex)
                 {
-                    Debug.WriteLine("TileImageLoader: {0}: {1}", tile, ex.Message);
+                    Debug.WriteLine("TileImageLoader: {0}/{1}/{2}: {3}", tile.ZoomLevel, tile.XIndex, tile.Y, ex.Message);
                 }
             }