ClemensFischer/XAML-Map-Control
1
0
Fork 0
mirror of https://github.com/ClemensFischer/XAML-Map-Control.git synced 2026-04-04 14:08:32 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

TileImageLoader

Browse source
This commit is contained in:
ClemensFischer 2025-01-21 19:28:49 +01:00
parent 115525cbfc
commit b3d147bf5e
4 changed files with 12 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

12
MapControl/UWP/TileImageLoader.UWP.cs
View file

@ -11,7 +11,7 @@ namespace MapControl
{
public partial class TileImageLoader
{
private static Task<object> LoadTileAsync(Tile tile, Func<Task<ImageSource>> loadImageFunc)
private static async Task LoadTileAsync(Tile tile, Func<Task<ImageSource>> loadImageFunc)
{
var tcs = new TaskCompletionSource<object>();
@ -20,9 +20,10 @@ namespace MapControl
try
{
var image = await loadImageFunc();
tcs.TrySetResult(null); // tcs.Task has completed when image is loaded
tile.SetImageSource(image);
tcs.TrySetResult(null);
}
catch (Exception ex)
{
@ -30,9 +31,12 @@ namespace MapControl
}
}
_ = tile.Image.Dispatcher.RunAsync(CoreDispatcherPriority.Low, LoadTileImage);
if (!await tile.Image.Dispatcher.TryRunAsync(CoreDispatcherPriority.Low, LoadTileImage))
{
tcs.TrySetCanceled();
}
return tcs.Task;
await tcs.Task;
}
}
}