1 files changed, 38 insertions, 6 deletions

diff --git a/Tools/QtBiomeVisualiser/ChunkSource.h b/Tools/QtBiomeVisualiser/ChunkSource.h
index a485e473a..7bd1865ff 100644
--- a/Tools/QtBiomeVisualiser/ChunkSource.h
+++ b/Tools/QtBiomeVisualiser/ChunkSource.h
@@ -1,6 +1,8 @@
 #pragma once
+#include "Globals.h"
 #include <QString>
-#include "Chunk.h"
+#include <QMutex>
+#include "QtChunk.h"
 
 
 
@@ -10,6 +12,7 @@
 class cBiomeGen;
 typedef std::shared_ptr<cBiomeGen> cBiomeGenPtr;
 class cIniFile;
+typedef std::shared_ptr<cIniFile> cIniFilePtr;
 
 
 
@@ -39,15 +42,15 @@ class BioGenSource :
 {
 public:
 	/** Constructs a new BioGenSource based on the biome generator that is defined in the specified world.ini file. */
-	BioGenSource(QString a_WorldIniPath);
+	BioGenSource(cIniFilePtr a_IniFile);
 
 	// ChunkSource overrides:
 	virtual void getChunkBiomes(int a_ChunkX, int a_ChunkZ, ChunkPtr a_DestChunk) override;
 	virtual void reload(void) override;
 
 protected:
-	/** Path to the world.ini file from which the m_WorldIni is regenerated on reload requests. */
-	QString m_WorldIniPath;
+	/** The world.ini contents from which the generator is created and re-created on reload(). */
+	cIniFilePtr m_IniFile;
 
 	/** The generator used for generating biomes. */
 	std::unique_ptr<cBiomeGen> m_BiomeGen;
@@ -63,11 +66,40 @@ 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);
+
 };