1 /*

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

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  

    15 *

    16 */

    17 

    18 

    19 #ifndef __MIFCONVMBMGENERATORPBMCOMP_H__

    20 #define __MIFCONVMBMGENERATORPBMCOMP_H__

    21 

    22 #include "mifconv_mbmgenerator.h"

    23 #include "mifconv_util.h"

    24 

    25 class BitmapCompiler

    26 /**

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

    28 */

    29     {

    30 public:

    31     BitmapCompiler(MifConvSourceFileList aSourcefilenames);

    32     ~BitmapCompiler();

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

    34 private:

    35     int AllocatePbmSourcesArray();

    36     int LoadSourcefiles();

    37     int FileImage();

    38     int WriteFileheader();

    39     int WriteFilebitmap(SEpocBitmapHeader* aPbm);

    40     int WriteHeadStream();

    41     int LoadPalette(const char* aPaletteFilename);

    42     void CalculateInversePalette();

    43     int CompressBitmap(SEpocBitmapHeader*& aPbm);

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    64     int HexToInt(char aHighNibble,char aLowNibble);

    65     int HexToInt(char aNibble);

    66 private:

    67     fstream iDestFile;

    68     MifConvSourceFileList iSourcefilenames;

    69     SEpocBitmapHeader** iPbmSources;

    70     int iNumSources;

    71     int iDefaultPalette;

    72     TRgb iPalette[256];

    73     char iInversePalette[4096];

    74     };

    75 

    76 #endif