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| 1 /* | |
| 2 * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) | |
| 3 * Copyright (C) 2007 Red Hat, Inc. | |
| 4 * | |
| 5 * This is part of HarfBuzz, an OpenType Layout engine library. | |
| 6 * | |
| 7 * Permission is hereby granted, without written agreement and without | |
| 8 * license or royalty fees, to use, copy, modify, and distribute this | |
| 9 * software and its documentation for any purpose, provided that the | |
| 10 * above copyright notice and the following two paragraphs appear in | |
| 11 * all copies of this software. | |
| 12 * | |
| 13 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR | |
| 14 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES | |
| 15 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN | |
| 16 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH | |
| 17 * DAMAGE. | |
| 18 * | |
| 19 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, | |
| 20 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | |
| 21 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS | |
| 22 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO | |
| 23 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. | |
| 24 * | |
| 25 * Red Hat Author(s): Behdad Esfahbod | |
| 26 */ | |
| 27 | |
| 28 #ifndef HARFBUZZ_GLOBAL_H | |
| 29 #define HARFBUZZ_GLOBAL_H | |
| 30 | |
| 31 #include <stdlib.h> | |
| 32 #include <string.h> | |
| 33 | |
| 34 #ifdef __cplusplus | |
| 35 #define HB_BEGIN_HEADER extern "C" { | |
| 36 #define HB_END_HEADER } | |
| 37 #else | |
| 38 #define HB_BEGIN_HEADER /* nothing */ | |
| 39 #define HB_END_HEADER /* nothing */ | |
| 40 #endif | |
| 41 | |
| 42 HB_BEGIN_HEADER | |
| 43 | |
| 44 #ifndef FALSE | |
| 45 #define FALSE 0 | |
| 46 #endif | |
| 47 | |
| 48 #ifndef TRUE | |
| 49 #define TRUE (!FALSE) | |
| 50 #endif | |
| 51 | |
| 52 #define HB_MAKE_TAG( _x1, _x2, _x3, _x4 ) \ | |
| 53 ( ( (HB_UInt)_x1 << 24 ) | \ | |
| 54 ( (HB_UInt)_x2 << 16 ) | \ | |
| 55 ( (HB_UInt)_x3 << 8 ) | \ | |
| 56 (HB_UInt)_x4 ) | |
| 57 | |
| 58 typedef char hb_int8; | |
| 59 typedef unsigned char hb_uint8; | |
| 60 typedef short hb_int16; | |
| 61 typedef unsigned short hb_uint16; | |
| 62 typedef int hb_int32; | |
| 63 typedef unsigned int hb_uint32; | |
| 64 | |
| 65 typedef hb_uint8 HB_Bool; | |
| 66 | |
| 67 typedef hb_uint8 HB_Byte; | |
| 68 typedef hb_uint16 HB_UShort; | |
| 69 typedef hb_uint32 HB_UInt; | |
| 70 typedef hb_int8 HB_Char; | |
| 71 typedef hb_int16 HB_Short; | |
| 72 typedef hb_int32 HB_Int; | |
| 73 | |
| 74 typedef hb_uint16 HB_UChar16; | |
| 75 typedef hb_uint32 HB_UChar32; | |
| 76 typedef hb_uint32 HB_Glyph; | |
| 77 typedef hb_int32 HB_Fixed; /* 26.6 */ | |
| 78 | |
| 79 #define HB_FIXED_CONSTANT(v) ((v) * 64) | |
| 80 #define HB_FIXED_ROUND(v) (((v)+32) & -64) | |
| 81 | |
| 82 typedef hb_int32 HB_16Dot16; /* 16.16 */ | |
| 83 | |
| 84 typedef void * HB_Pointer; | |
| 85 typedef hb_uint32 HB_Tag; | |
| 86 | |
| 87 typedef enum { | |
| 88 /* no error */ | |
| 89 HB_Err_Ok = 0x0000, | |
| 90 HB_Err_Not_Covered = 0xFFFF, | |
| 91 | |
| 92 /* _hb_err() is called whenever returning the following errors, | |
| 93 * and in a couple places for HB_Err_Not_Covered too. */ | |
| 94 | |
| 95 /* programmer error */ | |
| 96 HB_Err_Invalid_Argument = 0x1A66, | |
| 97 | |
| 98 /* font error */ | |
| 99 HB_Err_Invalid_SubTable_Format = 0x157F, | |
| 100 HB_Err_Invalid_SubTable = 0x1570, | |
| 101 HB_Err_Read_Error = 0x6EAD, | |
| 102 | |
| 103 /* system error */ | |
| 104 HB_Err_Out_Of_Memory = 0xDEAD | |
| 105 } HB_Error; | |
| 106 | |
| 107 typedef struct { | |
| 108 HB_Fixed x; | |
| 109 HB_Fixed y; | |
| 110 } HB_FixedPoint; | |
| 111 | |
| 112 typedef struct HB_Font_ *HB_Font; | |
| 113 typedef struct HB_StreamRec_ *HB_Stream; | |
| 114 typedef struct HB_FaceRec_ *HB_Face; | |
| 115 | |
| 116 HB_END_HEADER | |
| 117 | |
| 118 #endif | |
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