ClemensFischer/XAML-Map-Control
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Update MapsforgeTileSource.cs

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ClemensFischer 2026-03-25 11:20:30 +01:00
parent 4980abdd04
commit f367faa209
1 changed files with 44 additions and 26 deletions
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70
MapsforgeTiles/Shared/MapsforgeTileSource.cs
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@ -1,4 +1,6 @@
using Microsoft.Extensions.Logging;
using java.io;
using java.util.zip;
using Microsoft.Extensions.Logging;
using org.mapsforge.map.awt.graphics;
using org.mapsforge.map.datastore;
using org.mapsforge.map.layer.cache;
@ -8,6 +10,7 @@ using org.mapsforge.map.reader;
using org.mapsforge.map.rendertheme;
using org.mapsforge.map.rendertheme.@internal;
using org.mapsforge.map.rendertheme.rule;
using System;
using System.Collections.Generic;
using System.IO;
@ -19,10 +22,10 @@ namespace MapControl.MapsforgeTiles
private static MapDataStore mapDataStore;
private readonly DisplayModel displayModel;
private readonly InMemoryTileCache tileCache;
private readonly DatabaseRenderer renderer;
private readonly RenderThemeFuture renderThemeFuture;
private readonly DisplayModel displayModel = new();
private InMemoryTileCache tileCache;
private DatabaseRenderer renderer;
private RenderThemeFuture renderThemeFuture;
public static void LoadMaps(string mapFileOrDirectory)
{
@ -62,24 +65,9 @@ namespace MapControl.MapsforgeTiles
}
}
public MapsforgeTileSource(string theme, int cacheCapacity = 200)
{
XmlRenderTheme renderTheme;
public string Theme { get; set; } = "Default";
if (theme.EndsWith(".xml"))
{
renderTheme = new ExternalRenderTheme(theme);
}
else
{
renderTheme = MapsforgeThemes.valueOf(theme.ToUpper());
}
displayModel = new DisplayModel();
tileCache = new InMemoryTileCache(cacheCapacity);
renderer = new DatabaseRenderer(mapDataStore, AwtGraphicFactory.INSTANCE, tileCache, null, true, false, null);
renderThemeFuture = new RenderThemeFuture(AwtGraphicFactory.INSTANCE, renderTheme, displayModel);
}
public int CacheCapacity { get; set; } = 200;
public float TextScale { get; set; } = 1f;
@ -93,14 +81,44 @@ namespace MapControl.MapsforgeTiles
public int[] RenderTile(int zoomLevel, int column, int row)
{
if (!renderThemeFuture.isDone())
if (renderThemeFuture == null)
{
lock (renderThemeFuture)
lock (displayModel)
{
if (!renderThemeFuture.isDone())
if (renderThemeFuture == null)
{
Logger?.LogInformation("Loading render theme...");
if (mapDataStore == null)
{
throw new InvalidOperationException("No map files loaded.");
}
Logger?.LogInformation("Loading render theme \"{theme}\".", Theme);
ZipInputStream zipInputStream = null;
XmlRenderTheme renderTheme;
if (Theme.EndsWith(".zip"))
{
zipInputStream = new ZipInputStream(new FileInputStream(Theme));
renderTheme = new ZipRenderTheme(
Path.GetFileName(Theme).Replace(".zip", ".xml"),
new ZipXmlThemeResourceProvider(zipInputStream));
}
else if (Theme.EndsWith(".xml"))
{
renderTheme = new ExternalRenderTheme(Theme);
}
else
{
renderTheme = MapsforgeThemes.valueOf(Theme.ToUpper());
}
tileCache = new InMemoryTileCache(CacheCapacity);
renderer = new DatabaseRenderer(mapDataStore, AwtGraphicFactory.INSTANCE, tileCache, null, true, false, null);
renderThemeFuture = new RenderThemeFuture(AwtGraphicFactory.INSTANCE, renderTheme, displayModel);
renderThemeFuture.run();
zipInputStream?.close();
Logger?.LogInformation("Loading render theme done.");
}
}