PalettedBlockArea.h

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#pragma once





#include <utility>

#include "BlockTypePalette.h"
#include "Cuboid.h"





class PalettedBlockArea
{
public:

    static PalettedBlockArea createFilled(Vector3i aSize, const AString & aBlockTypeName, const BlockState & aBlockState);

    const Vector3i & size() const { return mSize; }

    cCuboid whole() const;

    void setBlock(Vector3i aPos, const AString & aBlockTypeName, const BlockState & aBlockState);

    void setBlock(Vector3i aPos, UInt32 aPaletteIndex);

    UInt32 paletteIndex(const AString & aBlockTypeName, const BlockState & aBlockState);

    std::pair<UInt32, bool> maybePaletteIndex(const AString & aBlockTypeName, const BlockState & aBlockState) const;

    UInt32 blockPaletteIndex(Vector3i aPos) const;

    const std::pair<AString, BlockState> & block(Vector3i aPos) const;

    const std::pair<AString, BlockState> & paletteEntry(UInt32 aPaletteIndex) const;

    bool isPositionValid(Vector3i aPos) const;

    void fill(const AString & aBlockTypeName, const BlockState & aBlockState);

    void paste(const PalettedBlockArea & aSrc, const cCuboid & aSrcCuboid, Vector3i aDstOrigin = Vector3i());

    inline void paste(const PalettedBlockArea & aSrc, Vector3i aDstOrigin = Vector3i())
    {
        paste(aSrc, aSrc.whole(), aDstOrigin);
    }

    void crop(const cCuboid & aArea);

    const BlockTypePalette & palette() { return mPalette; }


protected:

    BlockTypePalette mPalette;

    std::vector<UInt32> mBlocks;

    Vector3i mSize;


    PalettedBlockArea();

    UInt32 positionToIndex(Vector3i aPos) const;
};