/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

#ifndef __MIFCONVMBMGENERATORPBMCOMP_H__

#define __MIFCONVMBMGENERATORPBMCOMP_H__

#include "mifconv_mbmgenerator.h"

#include "mifconv_util.h"

class BitmapCompiler

/**

Historical note - Pbm is an abbreviation for "Symbian Bitmap"

*/

    {

public:

    BitmapCompiler(MifConvSourceFileList aSourcefilenames);

    ~BitmapCompiler();

    int Compile(const MifConvString& aDestfilename, const MifConvString& aPaletteFilename);

private:

    int AllocatePbmSourcesArray();

    int LoadSourcefiles();

    int FileImage();

    int WriteFileheader();

    int WriteFilebitmap(SEpocBitmapHeader* aPbm);

    int WriteHeadStream();

    int LoadPalette(const char* aPaletteFilename);

    void CalculateInversePalette();

    int CompressBitmap(SEpocBitmapHeader*& aPbm);

    int CompressByteData(char*& aDest,char* aSrce,int aSize);

    int WriteCompressedByteData(char*& aDest,char* aData,int aLength, const char* aDestEnd);

    int WriteCompressedByteValues(char*& aDest,char aValue,int aLength, const char* aDestEnd);

    int CompressTwelveBitData(char*& aDest,char* aSrce,int aSizeInBytes);

    int WriteCompressedTwelveBitData(unsigned short*& aDest,unsigned short aData,int aLength);

    int CompressSixteenBitData(char*& aDest,char* aSrce,int aSize);

    int WriteCompressedSixteenBitData(char*& aDest,unsigned short* aData,int aLength, const char* aDestEnd);

    int WriteCompressedSixteenBitValues(char*& aDest,unsigned short aValue,int aLength, const char* aDestEnd);

    int CompressTwentyFourBitData(char*& aDest,char* aSrce,int aSizeInBytes);

    int WriteCompressedTwentyFourBitData(char*& aDest,char* aData,int aLength, const char* aDestEnd);

    int WriteCompressedTwentyFourBitValues(char*& aDest,char aComponent1,char aComponent2,char aComponent3,int aLength, const char* aDestEnd);

    int CompressThirtyTwoUBitData(char*& aDest,char* aSrce,int aSizeInBytes);

    int WriteCompressedThirtyTwoUBitData(char*& aDest,char* aData, int aLength, const char* aDestEnd);

    int WriteCompressedThirtyTwoUBitValues(char*& aDest,char aComponent1, char aComponent2,char aComponent3, int aLength, const char* aDestEnd);

    int TrueColorPointerCompare(char* aColorPointer,char aComponent1,char aComponent2,char aComponent3);

    int CompressThirtyTwoABitData(char*& aDest,char* aSrce,int aSizeInBytes);

    int WriteCompressedThirtyTwoABitData(char*& aDest,char* aData,int aLength,const char* aDestEnd);

    int WriteCompressedThirtyTwoABitValues(char*& aDest,char aComponent1,char aComponent2,char aComponent3,char aComponent4,int aLength,const char* aDestEnd);

    int ColorAlphaPointerCompare(char* aColorPointer,char aComponent1,char aComponent2,char aComponent3,char aComponent4);

    int ReadHexString(char aHexBuf[10],char*& aDataPtr,char* aDataPtrLimit);

    int HexToInt(char aHighNibble,char aLowNibble);

    int HexToInt(char aNibble);

private:

    fstream iDestFile;

    MifConvSourceFileList iSourcefilenames;

    SEpocBitmapHeader** iPbmSources;

    int iNumSources;

    int iDefaultPalette;

    TRgb iPalette[256];

    char iInversePalette[4096];

    };

#endif