344 lines
11 KiB
C
344 lines
11 KiB
C
//------------------------------------------------------------------------------
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// Copyright (c) 2001-2002, OpenBeOS
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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// File Name: GraphicsDefs.h
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// Author: Frans van Nispen
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// Description: BMessageFilter class creates objects that filter
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// in-coming BMessages.
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//------------------------------------------------------------------------------
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#ifndef _GRAPHICS_DEFS_H
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#define _GRAPHICS_DEFS_H
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// Standard Includes -----------------------------------------------------------
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// System Includes -------------------------------------------------------------
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#include <BeBuild.h>
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#include <SupportDefs.h>
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// Project Includes ------------------------------------------------------------
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// Local Includes --------------------------------------------------------------
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// Local Defines ---------------------------------------------------------------
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// Globals ---------------------------------------------------------------------
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//------------------------------------------------------------------------------
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typedef struct pattern {
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uint8 data[8];
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} pattern;
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#ifdef __cplusplus
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inline bool
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operator==(const pattern& a, const pattern& b)
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{
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return (*(uint64*)a.data == *(uint64*)b.data);
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}
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inline bool
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operator!=(const pattern& a, const pattern& b)
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{
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return !(a == b);
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}
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#endif // __cplusplus
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extern _IMPEXP_BE const pattern B_SOLID_HIGH;
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extern _IMPEXP_BE const pattern B_MIXED_COLORS;
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extern _IMPEXP_BE const pattern B_SOLID_LOW;
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//------------------------------------------------------------------------------
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typedef struct rgb_color {
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uint8 red;
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uint8 green;
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uint8 blue;
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uint8 alpha;
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#if defined(__cplusplus)
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// some convenient additions
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inline bool
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operator==(const rgb_color& other) const
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{
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return *(const uint32 *)this == *(const uint32 *)&other;
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}
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inline bool
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operator!=(const rgb_color& other) const
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{
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return *(const uint32 *)this != *(const uint32 *)&other;
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}
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#endif
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} rgb_color;
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//------------------------------------------------------------------------------
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extern _IMPEXP_BE const rgb_color B_TRANSPARENT_COLOR;
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extern _IMPEXP_BE const uint8 B_TRANSPARENT_MAGIC_CMAP8;
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extern _IMPEXP_BE const uint16 B_TRANSPARENT_MAGIC_RGBA15;
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extern _IMPEXP_BE const uint16 B_TRANSPARENT_MAGIC_RGBA15_BIG;
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extern _IMPEXP_BE const uint32 B_TRANSPARENT_MAGIC_RGBA32;
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extern _IMPEXP_BE const uint32 B_TRANSPARENT_MAGIC_RGBA32_BIG;
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extern _IMPEXP_BE const uint8 B_TRANSPARENT_8_BIT;
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extern _IMPEXP_BE const rgb_color B_TRANSPARENT_32_BIT;
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//------------------------------------------------------------------------------
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typedef struct color_map {
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int32 id;
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rgb_color color_list[256];
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uint8 inversion_map[256];
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uint8 index_map[32768];
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} color_map;
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typedef struct overlay_rect_limits {
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uint16 horizontal_alignment;
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uint16 vertical_alignment;
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uint16 width_alignment;
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uint16 height_alignment;
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uint16 min_width;
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uint16 max_width;
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uint16 min_height;
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uint16 max_height;
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uint32 reserved[8];
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} overlay_rect_limits;
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typedef struct overlay_restrictions {
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overlay_rect_limits source;
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overlay_rect_limits destination;
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float min_width_scale;
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float max_width_scale;
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float min_height_scale;
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float max_height_scale;
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uint32 reserved[8];
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} overlay_restrictions;
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//------------------------------------------------------------------------------
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struct screen_id { int32 id; };
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extern _IMPEXP_BE const struct screen_id B_MAIN_SCREEN_ID;
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//------------------------------------------------------------------------------
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typedef enum
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{
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B_NO_COLOR_SPACE = 0x0000, //* byte in memory order, high bit first
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// linear color space (little endian is the default)
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B_RGB32 = 0x0008, //* B[7:0] G[7:0] R[7:0] -[7:0]
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B_RGBA32 = 0x2008, // B[7:0] G[7:0] R[7:0] A[7:0]
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B_RGB24 = 0x0003, // B[7:0] G[7:0] R[7:0]
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B_RGB16 = 0x0005, // G[2:0],B[4:0] R[4:0],G[5:3]
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B_RGB15 = 0x0010, // G[2:0],B[4:0] -[0],R[4:0],G[4:3]
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B_RGBA15 = 0x2010, // G[2:0],B[4:0] A[0],R[4:0],G[4:3]
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B_CMAP8 = 0x0004, // D[7:0]
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B_GRAY8 = 0x0002, // Y[7:0]
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B_GRAY1 = 0x0001, // Y0[0],Y1[0],Y2[0],Y3[0],Y4[0],Y5[0],Y6[0],Y7[0]
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// big endian version, when the encoding is not endianess independant
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B_RGB32_BIG = 0x1008, // -[7:0] R[7:0] G[7:0] B[7:0]
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B_RGBA32_BIG = 0x3008, // A[7:0] R[7:0] G[7:0] B[7:0]
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B_RGB24_BIG = 0x1003, // R[7:0] G[7:0] B[7:0]
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B_RGB16_BIG = 0x1005, // R[4:0],G[5:3] G[2:0],B[4:0]
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B_RGB15_BIG = 0x1010, // -[0],R[4:0],G[4:3] G[2:0],B[4:0]
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B_RGBA15_BIG = 0x3010, // A[0],R[4:0],G[4:3] G[2:0],B[4:0]
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// little-endian declarations, for completness
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B_RGB32_LITTLE = B_RGB32,
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B_RGBA32_LITTLE = B_RGBA32,
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B_RGB24_LITTLE = B_RGB24,
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B_RGB16_LITTLE = B_RGB16,
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B_RGB15_LITTLE = B_RGB15,
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B_RGBA15_LITTLE = B_RGBA15,
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// non linear color space -- note that these are here for exchange purposes;
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// a BBitmap or BView may not necessarily support all these color spaces.
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// Loss/Saturation points are Y 16-235 (absoulte); Cb/Cr 16-240 (center 128)
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B_YCbCr422 = 0x4000, // Y0[7:0] Cb0[7:0] Y1[7:0] Cr0[7:0] Y2[7:0]...
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// Cb2[7:0] Y3[7:0] Cr2[7:0]
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B_YCbCr411 = 0x4001, // Cb0[7:0] Y0[7:0] Cr0[7:0] Y1[7:0] Cb4[7:0]...
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// Y2[7:0] Cr4[7:0] Y3[7:0] Y4[7:0] Y5[7:0]...
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// Y6[7:0] Y7[7:0]
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B_YCbCr444 = 0x4003, // Y0[7:0] Cb0[7:0] Cr0[7:0]
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B_YCbCr420 = 0x4004, // Non-interlaced only, Cb0 Y0 Y1 Cb2 Y2 Y3
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// on even scan lines, Cr0 Y0 Y1 Cr2 Y2 Y3
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// on odd scan lines
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// Extrema points are
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// Y 0 - 207 (absolute)
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// U -91 - 91 (offset 128)
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// V -127 - 127 (offset 128)
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// note that YUV byte order is different from YCbCr
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// USE YCbCr, not YUV, when that's what you mean!
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B_YUV422 = 0x4020, // U0[7:0] Y0[7:0] V0[7:0] Y1[7:0] ...
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// U2[7:0] Y2[7:0] V2[7:0] Y3[7:0]
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B_YUV411 = 0x4021, // U0[7:0] Y0[7:0] Y1[7:0] V0[7:0] Y2[7:0] Y3[7:0]
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// U4[7:0] Y4[7:0] Y5[7:0] V4[7:0] Y6[7:0] Y7[7:0]
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B_YUV444 = 0x4023, // U0[7:0] Y0[7:0] V0[7:0] U1[7:0] Y1[7:0] V1[7:0]
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B_YUV420 = 0x4024, // Non-interlaced only, U0 Y0 Y1 U2 Y2 Y3
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// on even scan lines, V0 Y0 Y1 V2 Y2 Y3
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// on odd scan lines
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B_YUV9 = 0x402C, // planar? 410?
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B_YUV12 = 0x402D, // planar? 420?
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B_UVL24 = 0x4030, // U0[7:0] V0[7:0] L0[7:0] ...
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B_UVL32 = 0x4031, // U0[7:0] V0[7:0] L0[7:0] X0[7:0]...
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B_UVLA32 = 0x6031, // U0[7:0] V0[7:0] L0[7:0] A0[7:0]...
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B_LAB24 = 0x4032, // L0[7:0] a0[7:0] b0[7:0] ... (a is not alpha!)
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B_LAB32 = 0x4033, // L0[7:0] a0[7:0] b0[7:0] X0[7:0] ... (b is not alpha!)
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B_LABA32 = 0x6033, // L0[7:0] a0[7:0] b0[7:0] A0[7:0] ... (A is alpha)
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// red is at hue = 0
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B_HSI24 = 0x4040, // H[7:0] S[7:0] I[7:0]
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B_HSI32 = 0x4041, // H[7:0] S[7:0] I[7:0] X[7:0]
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B_HSIA32 = 0x6041, // H[7:0] S[7:0] I[7:0] A[7:0]
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B_HSV24 = 0x4042, // H[7:0] S[7:0] V[7:0]
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B_HSV32 = 0x4043, // H[7:0] S[7:0] V[7:0] X[7:0]
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B_HSVA32 = 0x6043, // H[7:0] S[7:0] V[7:0] A[7:0]
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B_HLS24 = 0x4044, // H[7:0] L[7:0] S[7:0]
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B_HLS32 = 0x4045, // H[7:0] L[7:0] S[7:0] X[7:0]
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B_HLSA32 = 0x6045, // H[7:0] L[7:0] S[7:0] A[7:0]
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B_CMY24 = 0xC001, // C[7:0] M[7:0] Y[7:0] No gray removal done
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B_CMY32 = 0xC002, // C[7:0] M[7:0] Y[7:0] X[7:0] No gray removal done
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B_CMYA32 = 0xE002, // C[7:0] M[7:0] Y[7:0] A[7:0] No gray removal done
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B_CMYK32 = 0xC003, // C[7:0] M[7:0] Y[7:0] K[7:0]
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// compatibility declarations
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B_MONOCHROME_1_BIT = B_GRAY1,
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B_GRAYSCALE_8_BIT = B_GRAY8,
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B_COLOR_8_BIT = B_CMAP8,
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B_RGB_32_BIT = B_RGB32,
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B_RGB_16_BIT = B_RGB15,
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B_BIG_RGB_32_BIT = B_RGB32_BIG,
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B_BIG_RGB_16_BIT = B_RGB15_BIG
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} color_space;
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// Find out whether a specific color space is supported by BBitmaps.
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// Support_flags will be set to what kinds of support are available.
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// If support_flags is set to 0, false will be returned.
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enum {
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B_VIEWS_SUPPORT_DRAW_BITMAP = 0x1,
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B_BITMAPS_SUPPORT_ATTACHED_VIEWS = 0x2
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};
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_IMPEXP_BE bool bitmaps_support_space(color_space space, uint32 * support_flags);
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//------------------------------------------------------------------------------
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// "pixel_chunk" is the native increment from one pixel starting on an integral byte
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// to the next. "row_alignment" is the native alignment for pixel scanline starts.
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// "pixels_per_chunk" is the number of pixels in a pixel_chunk. For instance, B_GRAY1
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// sets pixel_chunk to 1, row_alignment to 4 and pixels_per_chunk to 8, whereas
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// B_RGB24 sets pixel_chunk to 3, row_alignment to 4 and pixels_per_chunk to 1.
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//------------------------------------------------------------------------------
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_IMPEXP_BE status_t get_pixel_size_for(color_space space, size_t * pixel_chunk,
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size_t * row_alignment, size_t * pixels_per_chunk);
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enum buffer_orientation {
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B_BUFFER_TOP_TO_BOTTOM,
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B_BUFFER_BOTTOM_TO_TOP
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};
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enum buffer_layout {
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B_BUFFER_NONINTERLEAVED = 1
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};
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//------------------------------------------------------------------------------
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enum drawing_mode {
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B_OP_COPY,
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B_OP_OVER,
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B_OP_ERASE,
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B_OP_INVERT,
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B_OP_ADD,
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B_OP_SUBTRACT,
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B_OP_BLEND,
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B_OP_MIN,
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B_OP_MAX,
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B_OP_SELECT,
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B_OP_ALPHA
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};
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enum source_alpha {
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B_PIXEL_ALPHA=0,
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B_CONSTANT_ALPHA
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};
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enum alpha_function {
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B_ALPHA_OVERLAY=0,
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B_ALPHA_COMPOSITE
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};
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enum {
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B_8_BIT_640x480 = 0x00000001,
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B_8_BIT_800x600 = 0x00000002,
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B_8_BIT_1024x768 = 0x00000004,
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B_8_BIT_1280x1024 = 0x00000008,
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B_8_BIT_1600x1200 = 0x00000010,
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B_16_BIT_640x480 = 0x00000020,
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B_16_BIT_800x600 = 0x00000040,
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B_16_BIT_1024x768 = 0x00000080,
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B_16_BIT_1280x1024 = 0x00000100,
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B_16_BIT_1600x1200 = 0x00000200,
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B_32_BIT_640x480 = 0x00000400,
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B_32_BIT_800x600 = 0x00000800,
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B_32_BIT_1024x768 = 0x00001000,
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B_32_BIT_1280x1024 = 0x00002000,
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B_32_BIT_1600x1200 = 0x00004000,
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B_8_BIT_1152x900 = 0x00008000,
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B_16_BIT_1152x900 = 0x00010000,
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B_32_BIT_1152x900 = 0x00020000,
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B_15_BIT_640x480 = 0x00040000,
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B_15_BIT_800x600 = 0x00080000,
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B_15_BIT_1024x768 = 0x00100000,
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B_15_BIT_1280x1024 = 0x00200000,
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B_15_BIT_1600x1200 = 0x00400000,
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B_15_BIT_1152x900 = 0x00800000,
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// do not use B_FAKE_DEVICE--it will go away!
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B_FAKE_DEVICE = 0x40000000,
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B_8_BIT_640x400 = (int)0x80000000
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};
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#endif // _GRAPHICSDEFS_H
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/*
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* $Log $
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*
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* $Id $
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*
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*/
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