79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
/*
|
|
* Implementation of Uniscribe Script Processor (usp10.dll)
|
|
*
|
|
* Copyright 2010 CodeWeavers, Aric Stewart
|
|
*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
#define Script_Latin 1
|
|
#define Script_CR 2
|
|
#define Script_Numeric 3
|
|
#define Script_Control 4
|
|
#define Script_Punctuation 5
|
|
#define Script_Arabic 6
|
|
#define Script_Arabic_Numeric 7
|
|
#define Script_Hebrew 8
|
|
#define Script_Syriac 9
|
|
#define Script_Persian 10
|
|
#define Script_Thaana 11
|
|
#define Script_Greek 12
|
|
#define Script_Cyrillic 13
|
|
#define Script_Armenian 14
|
|
#define Script_Georgian 15
|
|
/* Unicode Chapter 10 */
|
|
#define Script_Sinhala 16
|
|
#define Script_Tibetan 17
|
|
#define Script_Tibetan_Numeric 18
|
|
#define Script_Phags_pa 19
|
|
/* Unicode Chapter 11 */
|
|
#define Script_Thai 20
|
|
#define Script_Thai_Numeric 21
|
|
#define Script_Lao 22
|
|
#define Script_Lao_Numeric 23
|
|
|
|
#define GLYPH_BLOCK_SHIFT 8
|
|
#define GLYPH_BLOCK_SIZE (1UL << GLYPH_BLOCK_SHIFT)
|
|
#define GLYPH_BLOCK_MASK (GLYPH_BLOCK_SIZE - 1)
|
|
#define GLYPH_MAX 65536
|
|
|
|
typedef struct {
|
|
char tag[4];
|
|
LPCVOID feature;
|
|
} LoadedFeature;
|
|
|
|
typedef struct {
|
|
LOGFONTW lf;
|
|
TEXTMETRICW tm;
|
|
WORD *glyphs[GLYPH_MAX / GLYPH_BLOCK_SIZE];
|
|
ABC *widths[GLYPH_MAX / GLYPH_BLOCK_SIZE];
|
|
LPVOID GSUB_Table;
|
|
INT feature_count;
|
|
LoadedFeature *features;
|
|
} ScriptCache;
|
|
|
|
#define odd(x) ((x) & 1)
|
|
|
|
BOOL BIDI_DetermineLevels( LPCWSTR lpString, INT uCount, const SCRIPT_STATE *s,
|
|
const SCRIPT_CONTROL *c, WORD *lpOutLevels );
|
|
BOOL BIDI_GetStrengths(LPCWSTR lpString, INT uCount, const SCRIPT_CONTROL *c,
|
|
WORD* lpStrength);
|
|
INT BIDI_ReorderV2lLevel(int level, int *pIndexs, const BYTE* plevel, int cch, BOOL fReverse);
|
|
INT BIDI_ReorderL2vLevel(int level, int *pIndexs, const BYTE* plevel, int cch, BOOL fReverse);
|
|
void SHAPE_ContextualShaping(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, WCHAR* pwcChars, INT cChars, WORD* pwOutGlyphs, INT* pcGlyphs, INT cMaxGlyphs, WORD *pwLogClust);
|
|
void SHAPE_ApplyDefaultOpentypeFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, WORD* pwOutGlyphs, INT* pcGlyphs, INT cMaxGlyphs, INT cChars, WORD *pwLogClust);
|
|
HRESULT SHAPE_CheckFontForRequiredFeatures(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa);
|