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Update GroundOverlay.cs

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ClemensFischer 2025-09-03 23:42:38 +02:00
parent c503dc2a8b
commit 0f048e2073
1 changed files with 21 additions and 19 deletions
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40
MapControl/Shared/GroundOverlay.cs
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@ -37,9 +37,24 @@ namespace MapControl
ZIndex = zIndex;
}
public async Task Load()
{
if (Stream != null)
{
Stream.Seek(0, SeekOrigin.Begin);
ImageSource = await ImageLoader.LoadImageAsync(Stream);
}
}
public async Task Load(Uri docUri)
{
ImageSource = await ImageLoader.LoadImageAsync(new Uri(docUri, ImagePath));
}
public string ImagePath { get; }
public LatLonBox LatLonBox { get; }
public int ZIndex { get; }
public Stream Stream { get; set; }
public ImageSource ImageSource { get; set; }
}
@ -131,16 +146,15 @@ namespace MapControl
if (imageEntry != null)
{
using (var zipStream = imageEntry.Open())
using (var memoryStream = new MemoryStream((int)zipStream.Length))
{
await zipStream.CopyToAsync(memoryStream);
memoryStream.Seek(0, SeekOrigin.Begin);
imageOverlay.ImageSource = await ImageLoader.LoadImageAsync(memoryStream);
imageOverlay.Stream = new MemoryStream((int)zipStream.Length);
await zipStream.CopyToAsync(imageOverlay.Stream);
}
}
}
Parallel.ForEach(imageOverlays, async imageOverlay => await imageOverlay.Load());
return imageOverlays;
}
}
@ -158,20 +172,8 @@ namespace MapControl
var docUri = new Uri(docFilePath);
#if NETFRAMEWORK
Parallel.ForEach(imageOverlays, async imageOverlay =>
{
imageOverlay.ImageSource = await ImageLoader.LoadImageAsync(new Uri(docUri, imageOverlay.ImagePath));
});
#else
await Parallel.ForEachAsync(imageOverlays, async (imageOverlay, cancellationToken) =>
{
if (!cancellationToken.IsCancellationRequested)
{
imageOverlay.ImageSource = await ImageLoader.LoadImageAsync(new Uri(docUri, imageOverlay.ImagePath));
}
});
#endif
Parallel.ForEach(imageOverlays, async imageOverlay => await imageOverlay.Load(docUri));
return imageOverlays;
}