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// ForEachChunkProvider.h
// Declares the cForEachChunkProvider class which acts as an interface for classes that provide a ForEachChunkInRect()
// function Primarily serves as a decoupling between cBlockArea and cWorld
#pragma once
// fwd:
class cChunkDataCallback;
class cBlockArea;
class cForEachChunkProvider
{
public:
virtual ~cForEachChunkProvider() {}
/** Calls the callback for each chunk in the specified range. */
virtual bool ForEachChunkInRect(
int a_MinChunkX,
int a_MaxChunkX,
int a_MinChunkZ,
int a_MaxChunkZ,
cChunkDataCallback & a_Callback
) = 0;
/** Writes the block area into the specified coords.
Returns true if all chunks have been processed.
a_DataTypes is a bitmask of cBlockArea::baXXX constants ORed together.
*/
virtual bool WriteBlockArea(
cBlockArea & a_Area,
int a_MinBlockX,
int a_MinBlockY,
int a_MinBlockZ,
int a_DataTypes
) = 0;
};
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