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ClemensFischer 2026-04-13 17:14:49 +02:00
parent c14377f976
commit 65aba44af6
152 changed files with 11962 additions and 12115 deletions
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93
MapControl/Shared/TileSource.cs
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@ -10,60 +10,59 @@ using Microsoft.UI.Xaml.Media;
using ImageSource = Avalonia.Media.IImage;
#endif
namespace MapControl
namespace MapControl;
/// <summary>
/// Provides the download Uri or ImageSource of map tiles. Used by TileImageLoader.
/// </summary>
#if UWP || WINUI
[Windows.Foundation.Metadata.CreateFromString(MethodName = "Parse")]
#else
[System.ComponentModel.TypeConverter(typeof(TileSourceConverter))]
#endif
public class TileSource
{
/// <summary>
/// Provides the download Uri or ImageSource of map tiles. Used by TileImageLoader.
/// Gets an image request Uri for the specified zoom level and tile indices.
/// May return null when the image shall be loaded by
/// the LoadImageAsync(zoomLevel, column, row) method.
/// </summary>
#if UWP || WINUI
[Windows.Foundation.Metadata.CreateFromString(MethodName = "Parse")]
#else
[System.ComponentModel.TypeConverter(typeof(TileSourceConverter))]
#endif
public class TileSource
public virtual Uri GetUri(int zoomLevel, int column, int row)
{
/// <summary>
/// Gets an image request Uri for the specified zoom level and tile indices.
/// May return null when the image shall be loaded by
/// the LoadImageAsync(zoomLevel, column, row) method.
/// </summary>
public virtual Uri GetUri(int zoomLevel, int column, int row)
{
return null;
}
return null;
}
/// <summary>
/// Loads a tile image without an Uri. Called when GetUri returns null.
/// </summary>
public virtual Task<ImageSource> LoadImageAsync(int zoomLevel, int column, int row)
{
return null;
}
/// <summary>
/// Loads a tile image without an Uri. Called when GetUri returns null.
/// </summary>
public virtual Task<ImageSource> LoadImageAsync(int zoomLevel, int column, int row)
{
return null;
}
/// <summary>
/// Loads a tile image from an Uri. Called when the Uri scheme is neither
/// http nor https or when the TileImageLoader is not using an image cache.
/// </summary>
public virtual Task<ImageSource> LoadImageAsync(Uri uri)
{
return ImageLoader.LoadImageAsync(uri);
}
/// <summary>
/// Loads a tile image from an Uri. Called when the Uri scheme is neither
/// http nor https or when the TileImageLoader is not using an image cache.
/// </summary>
public virtual Task<ImageSource> LoadImageAsync(Uri uri)
{
return ImageLoader.LoadImageAsync(uri);
}
/// <summary>
/// Loads a tile image from an encoded image buffer. Called when the
/// TileImageLoader caches image buffers from http or https requests.
/// </summary>
public virtual Task<ImageSource> LoadImageAsync(byte[] buffer)
{
return ImageLoader.LoadImageAsync(buffer);
}
/// <summary>
/// Loads a tile image from an encoded image buffer. Called when the
/// TileImageLoader caches image buffers from http or https requests.
/// </summary>
public virtual Task<ImageSource> LoadImageAsync(byte[] buffer)
{
return ImageLoader.LoadImageAsync(buffer);
}
/// <summary>
/// Creates a TileSource instance from an Uri template string.
/// </summary>
public static TileSource Parse(string uriTemplate)
{
return new UriTileSource { UriTemplate = uriTemplate };
}
/// <summary>
/// Creates a TileSource instance from an Uri template string.
/// </summary>
public static TileSource Parse(string uriTemplate)
{
return new UriTileSource { UriTemplate = uriTemplate };
}
}