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Updated MapsforgeTiles

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ClemensFischer 2026-02-12 18:57:19 +01:00
parent 215ea1428f
commit 08bb0fe8de
15 changed files with 224 additions and 241 deletions
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30
MapsforgeTiles/WinUI/MapsforgeTileSource.WinUI.cs
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@ -1,30 +0,0 @@
using System;
using System.IO;
using System.Runtime.InteropServices.WindowsRuntime;
#if UWP
using Windows.UI.Xaml.Media.Imaging;
#elif WINUI
using Microsoft.UI.Xaml.Media.Imaging;
#endif
namespace MapControl.MapsforgeTiles
{
public partial class MapsforgeTileSource
{
private static WriteableBitmap CreateImage(int[] pixels)
{
var size = (int)Math.Sqrt(pixels.Length);
var bitmap = new WriteableBitmap(size, size);
using var stream = bitmap.PixelBuffer.AsStream();
using var writer = new BinaryWriter(stream);
foreach (var pixel in pixels)
{
writer.Write(pixel);
}
return bitmap;
}
}
}

49
MapsforgeTiles/WinUI/MapsforgeTileSource.cs Normal file
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@ -0,0 +1,49 @@
using System;
using System.IO;
using System.Runtime.InteropServices.WindowsRuntime;
using System.Threading.Tasks;
using MapsforgeWrapper;
#if UWP
using Windows.UI.Xaml.Media;
using Windows.UI.Xaml.Media.Imaging;
#elif WINUI
using Microsoft.UI.Xaml.Media;
using Microsoft.UI.Xaml.Media.Imaging;
#endif
namespace MapControl.MapsforgeTiles
{
public class MapsforgeTileSource(string theme, int cacheCapacity = 200) : TileSource
{
private readonly TileRenderer renderer = new(theme, cacheCapacity);
public static void Initialize(string mapFilePath, float dpiScale)
{
TileRenderer.Initialize(mapFilePath, dpiScale);
}
public override Task<ImageSource> LoadImageAsync(int zoomLevel, int column, int row)
{
var pixels = renderer.RenderTile(zoomLevel, column, row);
ImageSource image = pixels != null ? CreateImage(pixels) : null;
return Task.FromResult(image);
}
private static WriteableBitmap CreateImage(int[] pixels)
{
var size = (int)Math.Sqrt(pixels.Length);
var bitmap = new WriteableBitmap(size, size);
using var stream = bitmap.PixelBuffer.AsStream();
using var writer = new BinaryWriter(stream);
foreach (var pixel in pixels)
{
writer.Write(pixel);
}
return bitmap;
}
}
}

17
MapsforgeTiles/WinUI/MapsforgeTiles.WinUI.csproj
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@ -7,23 +7,8 @@
<AssemblyTitle>XAML Map Control Mapsforge Library for WinUI</AssemblyTitle>
</PropertyGroup>
<ItemGroup>
<Compile Include="..\Shared\*.cs" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\MapControl\WinUI\MapControl.WinUI.csproj" />
<ProjectReference Include="..\MapsforgeWrapper\MapsforgeWrapper.csproj" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="IKVM" Version="8.15.0" />
</ItemGroup>
<ItemGroup>
<IkvmReference Include="..\target\mapsforge-tilerenderer-0.1.0-jar-with-dependencies.jar" />
</ItemGroup>
<Target Name="PreBuild" BeforeTargets="PreBuildEvent">
<Exec Command="cd ..&#xD;&#xA;mvn package" />
</Target>
</Project>