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-rw-r--r--Tools/QtBiomeVisualiser/ChunkSource.h34
1 files changed, 32 insertions, 2 deletions
diff --git a/Tools/QtBiomeVisualiser/ChunkSource.h b/Tools/QtBiomeVisualiser/ChunkSource.h
index 868e4a144..a5612da01 100644
--- a/Tools/QtBiomeVisualiser/ChunkSource.h
+++ b/Tools/QtBiomeVisualiser/ChunkSource.h
@@ -1,4 +1,5 @@
#pragma once
+#include "Globals.h"
#include <QString>
#include <QMutex>
#include "Chunk.h"
@@ -64,11 +65,40 @@ class AnvilSource :
public ChunkSource
{
public:
- // TODO
+ /** Constructs a new AnvilSource based on the world path. */
+ AnvilSource(QString a_WorldRegionFolder);
// ChunkSource overrides:
virtual void getChunkBiomes(int a_ChunkX, int a_ChunkZ, ChunkPtr a_DestChunk) override;
- virtual void reload() override {}
+ virtual void reload() override;
+
+protected:
+ class AnvilFile;
+ typedef std::shared_ptr<AnvilFile> AnvilFilePtr;
+
+
+ /** Folder where the individual Anvil Region files are located. */
+ QString m_WorldRegionFolder;
+
+ /** List of currently loaded files. Acts as a cache so that a file is not opened and closed over and over again.
+ Protected against multithreaded access by m_Mtx. */
+ std::list<AnvilFilePtr> m_Files;
+
+ /** Guards m_Files agains multithreaded access. */
+ QMutex m_Mtx;
+
+
+ /** Converts chunk coords to region coords. */
+ void chunkToRegion(int a_ChunkX, int a_ChunkZ, int & a_RegionX, int & a_RegionZ);
+
+ /** Returns the compressed data of the specified chunk.
+ Returns an empty string if the chunk is not available. */
+ AString getCompressedChunkData(int a_ChunkX, int a_ChunkZ);
+
+ /** Returns the file object that contains the specified chunk.
+ The file is taken from the cache if available there, otherwise it is created anew. */
+ AnvilFilePtr getAnvilFile(int a_ChunkX, int a_ChunkZ);
+
};