binfilter/inc/bf_svtools/xpmread.hxx

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  30
  31 #ifndef _XPMREAD_HXX
  32 #define _XPMREAD_HXX
  33
  34 #ifndef _BITMAP_HXX
  35 #include <vcl/bitmap.hxx>
  36 #endif
  37
  38 class BitmapWriteAccess;
  39 class Graphic;
  40
  41 namespace binfilter
  42 {
  43
  44 #ifdef _XPMPRIVATE
  45
  46 #define XPMTEMPBUFSIZE          0x00008000
  47 #define XPMSTRINGBUF            0x00008000
  48
  49 #define XPMIDENTIFIER           0x00000001                      // mnIdentifier includes on of the six phases
  50 #define XPMDEFINITION           0x00000002                      // the XPM format consists of
  51 #define XPMVALUES                       0x00000003
  52 #define XPMCOLORS                       0x00000004
  53 #define XPMPIXELS                       0x00000005
  54 #define XPMEXTENSIONS           0x00000006
  55 #define XPMENDEXT                       0x00000007
  56
  57
  58 #define XPMREMARK                       0x00000001                      // defines used by mnStatus
  59 #define XPMDOUBLE                       0x00000002
  60 #define XPMSTRING                       0x00000004
  61 #define XPMFINISHED                     0x00000008
  62
  63 #define XPMCASESENSITIVE        0x00000001
  64 #define XPMCASENONSENSITIVE 0x00000002
  65
  66 // ---------
  67 // - Enums -
  68 // ---------
  69
  70 enum ReadState
  71 {
  72     XPMREAD_OK,
  73     XPMREAD_ERROR,
  74     XPMREAD_NEED_MORE
  75 };
  76
  77 // -------------
  78 // - XPMReader -
  79 // -------------
  80
  81 class XPMReader : public GraphicReader
  82 {
  83 private:
  84
  85     SvStream&                   mrIStm;
  86     Bitmap                              maBmp;
  87     BitmapWriteAccess*  mpAcc;
  88     Bitmap                              maMaskBmp;
  89     BitmapWriteAccess*  mpMaskAcc;
  90     long                                mnLastPos;
  91
  92     ULONG                               mnWidth;
  93     ULONG                               mnHeight;
  94     ULONG                               mnColors;
  95     ULONG                               mnCpp;                                                          // characters per pix
  96     BOOL                                mbTransparent;
  97     BOOL                                mbStatus;
  98     ULONG                               mnStatus;
  99     ULONG                               mnIdentifier;
 100     BYTE                                mcThisByte;
 101     BYTE                                mcLastByte;
 102     ULONG                               mnTempAvail;
 103     BYTE*                               mpTempBuf;
 104     BYTE*                               mpTempPtr;
 105     BYTE*                               mpFastColorTable;
 106     BYTE*                               mpColMap;
 107     ULONG                               mnStringSize;
 108     BYTE*                               mpStringBuf;
 109     ULONG                               mnParaSize;
 110     BYTE*                               mpPara;
 111
 112     BOOL                                ImplGetString( void );
 113     BOOL                                ImplGetColor( ULONG );
 114     BOOL                                ImplGetScanLine( ULONG );
 115     BOOL                                ImplGetColSub( BYTE* );
 116     BOOL                                ImplGetColKey( BYTE );
 117     void                                ImplGetRGBHex( BYTE*, ULONG );
 118     BOOL                                ImplGetPara( ULONG numb );
 119     BOOL                                ImplCompare( BYTE*, BYTE*, ULONG, ULONG nmode = XPMCASENONSENSITIVE );
 120     ULONG                               ImplGetULONG( ULONG nPara );
 121
 122 public:
 123                         XPMReader( SvStream& rStm );
 124     virtual                             ~XPMReader();
 125
 126     ReadState                   ReadXPM( Graphic& rGraphic );
 127 };
 128
 129 #endif // _XPMPRIVATE
 130
 131 // -------------
 132 // - ImportXPM -
 133 // -------------
 134
 135 BOOL ImportXPM( SvStream& rStream, Graphic& rGraphic );
 136
 137 }
 138
 139 #endif // _XPMREAD_HXX