1 /* 2 * Copyright 2008-2012 Haiku, Inc. All rights reserved. 3 * Distributed under the terms of the MIT License. 4 */ 5 #ifndef _GRAPHICS_DEFS_H 6 #define _GRAPHICS_DEFS_H 7 8 9 #include <SupportDefs.h> 10 11 12 // Pattern 13 typedef struct pattern { 14 uint8 data[8]; 15 } pattern; 16 17 18 #ifdef __cplusplus 19 inline bool 20 operator==(const pattern& a, const pattern& b) 21 { 22 return (*(uint64*)a.data == *(uint64*)b.data); 23 } 24 25 26 inline bool 27 operator!=(const pattern& a, const pattern& b) 28 { 29 return !(a == b); 30 } 31 #endif // __cplusplus 32 33 34 extern const pattern B_SOLID_HIGH; 35 extern const pattern B_MIXED_COLORS; 36 extern const pattern B_SOLID_LOW; 37 38 39 // rgb_color 40 typedef struct rgb_color { 41 uint8 red; 42 uint8 green; 43 uint8 blue; 44 uint8 alpha; 45 46 #if defined(__cplusplus) 47 // some convenient additions 48 inline rgb_color& 49 set_to(uint8 r, uint8 g, uint8 b, uint8 a = 255) 50 { 51 red = r; 52 green = g; 53 blue = b; 54 alpha = a; 55 return *this; 56 } 57 58 inline bool 59 operator==(const rgb_color& other) const 60 { 61 return *(const uint32 *)this == *(const uint32 *)&other; 62 } 63 64 inline bool 65 operator!=(const rgb_color& other) const 66 { 67 return *(const uint32 *)this != *(const uint32 *)&other; 68 } 69 70 inline rgb_color& 71 operator=(const rgb_color& other) 72 { 73 return set_to(other.red, other.green, other.blue, other.alpha); 74 } 75 #endif 76 } rgb_color; 77 78 79 #if defined(__cplusplus) 80 inline rgb_color 81 make_color(uint8 red, uint8 green, uint8 blue, uint8 alpha = 255) 82 { 83 rgb_color color = {red, green, blue, alpha}; 84 return color; 85 } 86 #endif 87 88 89 extern const rgb_color B_TRANSPARENT_COLOR; 90 extern const uint8 B_TRANSPARENT_MAGIC_CMAP8; 91 extern const uint16 B_TRANSPARENT_MAGIC_RGBA15; 92 extern const uint16 B_TRANSPARENT_MAGIC_RGBA15_BIG; 93 extern const uint32 B_TRANSPARENT_MAGIC_RGBA32; 94 extern const uint32 B_TRANSPARENT_MAGIC_RGBA32_BIG; 95 extern const uint8 B_TRANSPARENT_8_BIT; 96 extern const rgb_color B_TRANSPARENT_32_BIT; 97 98 99 // color map 100 typedef struct color_map { 101 int32 id; 102 rgb_color color_list[256]; 103 uint8 inversion_map[256]; 104 uint8 index_map[32768]; 105 } color_map; 106 107 108 // overlay 109 typedef struct overlay_rect_limits { 110 uint16 horizontal_alignment; 111 uint16 vertical_alignment; 112 uint16 width_alignment; 113 uint16 height_alignment; 114 uint16 min_width; 115 uint16 max_width; 116 uint16 min_height; 117 uint16 max_height; 118 uint32 reserved[8]; 119 } overlay_rect_limits; 120 121 122 typedef struct overlay_restrictions { 123 overlay_rect_limits source; 124 overlay_rect_limits destination; 125 float min_width_scale; 126 float max_width_scale; 127 float min_height_scale; 128 float max_height_scale; 129 uint32 reserved[8]; 130 } overlay_restrictions; 131 132 133 // Screen ID 134 struct screen_id { int32 id; }; 135 extern const struct screen_id B_MAIN_SCREEN_ID; 136 137 138 // Color spaces 139 typedef enum { 140 B_NO_COLOR_SPACE = 0x0000, 141 142 // linear color space (little endian) 143 B_RGB32 = 0x0008, // BGR- -RGB 8:8:8:8 144 B_RGBA32 = 0x2008, // BGRA ARGB 8:8:8:8 145 B_RGB24 = 0x0003, // BGR RGB 8:8:8 146 B_RGB16 = 0x0005, // BGR RGB 5:6:5 147 B_RGB15 = 0x0010, // BGR- -RGB 1:5:5:5 148 B_RGBA15 = 0x2010, // BGRA ARGB 1:5:5:5 149 B_CMAP8 = 0x0004, // 256 color index table 150 B_GRAY8 = 0x0002, // 256 greyscale table 151 B_GRAY1 = 0x0001, // Each bit represents a single pixel 152 153 // linear color space (big endian) 154 B_RGB32_BIG = 0x1008, // -RGB BGR- 8:8:8:8 155 B_RGBA32_BIG = 0x3008, // ARGB BGRA 8:8:8:8 156 B_RGB24_BIG = 0x1003, // RGB BGR 8:8:8 157 B_RGB16_BIG = 0x1005, // RGB BGR 5:6:5 158 B_RGB15_BIG = 0x1010, // -RGB BGR- 5:5:5:1 159 B_RGBA15_BIG = 0x3010, // ARGB BGRA 5:5:5:1 160 161 // linear color space (little endian, for completeness) 162 B_RGB32_LITTLE = B_RGB32, 163 B_RGBA32_LITTLE = B_RGBA32, 164 B_RGB24_LITTLE = B_RGB24, 165 B_RGB16_LITTLE = B_RGB16, 166 B_RGB15_LITTLE = B_RGB15, 167 B_RGBA15_LITTLE = B_RGBA15, 168 169 // non linear color space -- incidently, all with 8 bits per value 170 // Note, BBitmap and BView do not support all of these! 171 172 // Loss / saturation points: 173 // Y 16 - 235 (absolute) 174 // Cb/Cr 16 - 240 (center 128) 175 176 B_YCbCr422 = 0x4000, // Y0 Cb0 Y1 Cr0 177 // Y2 Cb2 Y3 Cr4 178 B_YCbCr411 = 0x4001, // Cb0 Y0 Cr0 Y1 179 // Cb4 Y2 Cr4 Y3 180 // Y4 Y5 Y6 Y7 181 B_YCbCr444 = 0x4003, // Y Cb Cr 182 B_YCbCr420 = 0x4004, // Non-interlaced only 183 // on even scan lines: Cb0 Y0 Y1 Cb2 Y2 Y3 184 // on odd scan lines: Cr0 Y0 Y1 Cr2 Y2 Y3 185 186 // Extrema points are: 187 // Y 0 - 207 (absolute) 188 // U -91 - 91 (offset 128) 189 // V -127 - 127 (offset 128) 190 191 // Note that YUV byte order is different from YCbCr; use YCbCr, not YUV, 192 // when that's what you mean! 193 B_YUV422 = 0x4020, // U0 Y0 V0 Y1 194 // U2 Y2 V2 Y3 195 B_YUV411 = 0x4021, // U0 Y0 Y1 V0 Y2 Y3 196 // U4 Y4 Y5 V4 Y6 Y7 197 B_YUV444 = 0x4023, // U0 Y0 V0 U1 Y1 V1 198 B_YUV420 = 0x4024, // Non-interlaced only 199 // on even scan lines: U0 Y0 Y1 U2 Y2 Y3 200 // on odd scan lines: V0 Y0 Y1 V2 Y2 Y3 201 B_YUV9 = 0x402C, 202 B_YUV12 = 0x402D, 203 204 B_UVL24 = 0x4030, // UVL 205 B_UVL32 = 0x4031, // UVL- 206 B_UVLA32 = 0x6031, // UVLA 207 208 // L lightness, a/b color-opponent dimensions 209 B_LAB24 = 0x4032, // Lab 210 B_LAB32 = 0x4033, // Lab- 211 B_LABA32 = 0x6033, // LabA 212 213 // Red is at hue 0 214 B_HSI24 = 0x4040, // HSI 215 B_HSI32 = 0x4041, // HSI- 216 B_HSIA32 = 0x6041, // HSIA 217 218 B_HSV24 = 0x4042, // HSV 219 B_HSV32 = 0x4043, // HSV- 220 B_HSVA32 = 0x6043, // HSVA 221 222 B_HLS24 = 0x4044, // HLS 223 B_HLS32 = 0x4045, // HLS- 224 B_HLSA32 = 0x6045, // HLSA 225 226 B_CMY24 = 0xC001, // CMY 227 B_CMY32 = 0xC002, // CMY- 228 B_CMYA32 = 0xE002, // CMYA 229 B_CMYK32 = 0xC003, // CMYK 230 231 // Compatibility declarations 232 B_MONOCHROME_1_BIT = B_GRAY1, 233 B_GRAYSCALE_8_BIT = B_GRAY8, 234 B_COLOR_8_BIT = B_CMAP8, 235 B_RGB_32_BIT = B_RGB32, 236 B_RGB_16_BIT = B_RGB15, 237 B_BIG_RGB_32_BIT = B_RGB32_BIG, 238 B_BIG_RGB_16_BIT = B_RGB15_BIG 239 } color_space; 240 241 242 // Bitmap Support Flags 243 enum { 244 B_VIEWS_SUPPORT_DRAW_BITMAP = 0x1, 245 B_BITMAPS_SUPPORT_ATTACHED_VIEWS = 0x2, 246 B_BITMAPS_SUPPORT_OVERLAY = 0x4 247 }; 248 249 250 bool bitmaps_support_space(color_space space, uint32* _supportFlags); 251 252 253 status_t get_pixel_size_for(color_space space, size_t* _pixelChunk, 254 size_t* _rowAlignment, size_t* _pixelsPerChunk); 255 256 257 enum buffer_orientation { 258 B_BUFFER_TOP_TO_BOTTOM, 259 B_BUFFER_BOTTOM_TO_TOP 260 }; 261 262 263 enum buffer_layout { 264 B_BUFFER_NONINTERLEAVED = 1 265 }; 266 267 268 // Drawing Modes 269 enum drawing_mode { 270 B_OP_COPY, 271 B_OP_OVER, 272 B_OP_ERASE, 273 B_OP_INVERT, 274 B_OP_ADD, 275 B_OP_SUBTRACT, 276 B_OP_BLEND, 277 B_OP_MIN, 278 B_OP_MAX, 279 B_OP_SELECT, 280 B_OP_ALPHA 281 }; 282 283 284 enum source_alpha { 285 B_PIXEL_ALPHA = 0, 286 B_CONSTANT_ALPHA 287 }; 288 289 290 enum alpha_function { 291 B_ALPHA_OVERLAY = 0, 292 B_ALPHA_COMPOSITE 293 }; 294 295 296 // Fixed Screen Modes 297 enum { 298 B_8_BIT_640x480 = 0x00000001, 299 B_8_BIT_800x600 = 0x00000002, 300 B_8_BIT_1024x768 = 0x00000004, 301 B_8_BIT_1280x1024 = 0x00000008, 302 B_8_BIT_1600x1200 = 0x00000010, 303 B_16_BIT_640x480 = 0x00000020, 304 B_16_BIT_800x600 = 0x00000040, 305 B_16_BIT_1024x768 = 0x00000080, 306 B_16_BIT_1280x1024 = 0x00000100, 307 B_16_BIT_1600x1200 = 0x00000200, 308 B_32_BIT_640x480 = 0x00000400, 309 B_32_BIT_800x600 = 0x00000800, 310 B_32_BIT_1024x768 = 0x00001000, 311 B_32_BIT_1280x1024 = 0x00002000, 312 B_32_BIT_1600x1200 = 0x00004000, 313 B_8_BIT_1152x900 = 0x00008000, 314 B_16_BIT_1152x900 = 0x00010000, 315 B_32_BIT_1152x900 = 0x00020000, 316 B_15_BIT_640x480 = 0x00040000, 317 B_15_BIT_800x600 = 0x00080000, 318 B_15_BIT_1024x768 = 0x00100000, 319 B_15_BIT_1280x1024 = 0x00200000, 320 B_15_BIT_1600x1200 = 0x00400000, 321 B_15_BIT_1152x900 = 0x00800000, 322 B_8_BIT_640x400 = 0x80000000 323 }; 324 325 326 #endif // _GRAPHICS_DEFS_H 327