gdipluspixelformats.h 4.14 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
/*
 * Copyright (C) 2007 Google (Evan Stade)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#ifndef _GDIPLUSPIXELFORMATS_H
#define _GDIPLUSPIXELFORMATS_H

typedef DWORD ARGB;
23
typedef INT PixelFormat;
24

25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
#define    PixelFormatIndexed   0x00010000
#define    PixelFormatGDI       0x00020000
#define    PixelFormatAlpha     0x00040000
#define    PixelFormatPAlpha    0x00080000
#define    PixelFormatExtended  0x00100000
#define    PixelFormatCanonical 0x00200000

#define    PixelFormatUndefined 0
#define    PixelFormatDontCare  0

#define    PixelFormat1bppIndexed       (1 | ( 1 << 8) | PixelFormatIndexed | PixelFormatGDI)
#define    PixelFormat4bppIndexed       (2 | ( 4 << 8) | PixelFormatIndexed | PixelFormatGDI)
#define    PixelFormat8bppIndexed       (3 | ( 8 << 8) | PixelFormatIndexed | PixelFormatGDI)
#define    PixelFormat16bppGrayScale    (4 | (16 << 8) | PixelFormatExtended)
#define    PixelFormat16bppRGB555       (5 | (16 << 8) | PixelFormatGDI)
#define    PixelFormat16bppRGB565       (6 | (16 << 8) | PixelFormatGDI)
#define    PixelFormat16bppARGB1555     (7 | (16 << 8) | PixelFormatAlpha | PixelFormatGDI)
#define    PixelFormat24bppRGB          (8 | (24 << 8) | PixelFormatGDI)
#define    PixelFormat32bppRGB          (9 | (32 << 8) | PixelFormatGDI)
#define    PixelFormat32bppARGB         (10 | (32 << 8) | PixelFormatAlpha | PixelFormatGDI | PixelFormatCanonical)
#define    PixelFormat32bppPARGB        (11 | (32 << 8) | PixelFormatAlpha | PixelFormatPAlpha | PixelFormatGDI)
#define    PixelFormat48bppRGB          (12 | (48 << 8) | PixelFormatExtended)
#define    PixelFormat64bppARGB         (13 | (64 << 8) | PixelFormatAlpha  | PixelFormatCanonical | PixelFormatExtended)
#define    PixelFormat64bppPARGB        (14 | (64 << 8) | PixelFormatAlpha  | PixelFormatPAlpha | PixelFormatExtended)
49 50
#define    PixelFormat32bppCMYK         (15 | (32 << 8))
#define    PixelFormatMax               16
51

52 53
static inline BOOL IsIndexedPixelFormat(PixelFormat format)
{
54
    return (format & PixelFormatIndexed) != 0;
55 56 57 58
}

static inline BOOL IsAlphaPixelFormat(PixelFormat format)
{
59
    return (format & PixelFormatAlpha) != 0;
60 61 62 63
}

static inline BOOL IsCanonicalPixelFormat(PixelFormat format)
{
64
    return (format & PixelFormatCanonical) != 0;
65 66 67 68
}

static inline BOOL IsExtendedPixelFormat(PixelFormat format)
{
69
    return (format & PixelFormatExtended) != 0;
70 71 72 73 74 75 76
}

static inline UINT GetPixelFormatSize(PixelFormat format)
{
    return (format >> 8) & 0xff;
}

77 78 79 80 81 82 83
enum PaletteFlags
{
    PaletteFlagsHasAlpha        = 1,
    PaletteFlagsGrayScale       = 2,
    PaletteFlagsHalftone        = 4
};

84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104
#ifdef __cplusplus

struct ColorPalette
{
public:
    UINT Flags;
    UINT Count;
    ARGB Entries[1];
};

#else /* end of c++ typedefs */

typedef struct ColorPalette
{
    UINT Flags;
    UINT Count;
    ARGB Entries[1];
} ColorPalette;

#endif  /* end of c typedefs */

105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133
typedef enum DitherType
{
    DitherTypeNone,
    DitherTypeSolid,
    DitherTypeOrdered4x4,
    DitherTypeOrdered8x8,
    DitherTypeOrdered16x16,
    DitherTypeSpiral4x4,
    DitherTypeSpiral8x8,
    DitherTypeDualSpiral4x4,
    DitherTypeDualSpiral8x8,
    DitherTypeErrorDiffusion,
    DitherTypeMax
} DitherType;

typedef enum PaletteType
{
    PaletteTypeCustom,
    PaletteTypeOptimal,
    PaletteTypeFixedBW,
    PaletteTypeFixedHalftone8,
    PaletteTypeFixedHalftone27,
    PaletteTypeFixedHalftone64,
    PaletteTypeFixedHalftone125,
    PaletteTypeFixedHalftone216,
    PaletteTypeFixedHalftone252,
    PaletteTypeFixedHalftone256
} PaletteType;

134
#endif