From 27a4f9c4ac45ff65f941964f7351b64b1e6a9f35 Mon Sep 17 00:00:00 2001 From: scuri Date: Tue, 20 Oct 2009 17:20:18 +0000 Subject: *** empty log message *** --- src/freetype2/autofit/afcjk.c | 96 +++++++++++++------------ src/freetype2/autofit/afcjk.h | 22 +++++- src/freetype2/autofit/afdummy.c | 6 +- src/freetype2/autofit/afdummy.h | 3 +- src/freetype2/autofit/afglobal.c | 67 ++++++++++++----- src/freetype2/autofit/afglobal.h | 8 ++- src/freetype2/autofit/afhints.c | 19 ++--- src/freetype2/autofit/afhints.h | 10 +-- src/freetype2/autofit/afindic.c | 26 +++---- src/freetype2/autofit/afindic.h | 3 +- src/freetype2/autofit/aflatin.c | 133 ++++++++++++++++++++++++---------- src/freetype2/autofit/aflatin.h | 9 ++- src/freetype2/autofit/aflatin2.c | 150 +++++++++++++++++++++++++++------------ src/freetype2/autofit/aflatin2.h | 3 +- src/freetype2/autofit/afloader.c | 55 ++++++++------ src/freetype2/autofit/afmodule.c | 15 ++-- src/freetype2/autofit/afmodule.h | 4 +- src/freetype2/autofit/afpic.c | 92 ++++++++++++++++++++++++ src/freetype2/autofit/afpic.h | 64 +++++++++++++++++ src/freetype2/autofit/aftypes.h | 66 +++++++++++++++-- src/freetype2/autofit/autofit.c | 1 + 21 files changed, 620 insertions(+), 232 deletions(-) create mode 100644 src/freetype2/autofit/afpic.c create mode 100644 src/freetype2/autofit/afpic.h (limited to 'src/freetype2/autofit') diff --git a/src/freetype2/autofit/afcjk.c b/src/freetype2/autofit/afcjk.c index c7ca266..bab0c42 100644 --- a/src/freetype2/autofit/afcjk.c +++ b/src/freetype2/autofit/afcjk.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines for CJK script (body). */ /* */ -/* Copyright 2006, 2007 by */ +/* Copyright 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -45,7 +45,7 @@ /*************************************************************************/ /*************************************************************************/ - static FT_Error + FT_LOCAL_DEF( FT_Error ) af_cjk_metrics_init( AF_LatinMetrics metrics, FT_Face face ) { @@ -58,9 +58,12 @@ if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) ) face->charmap = NULL; - - /* latin's version would suffice */ - af_latin_metrics_init_widths( metrics, face, 0x7530 ); + else + { + /* latin's version would suffice */ + af_latin_metrics_init_widths( metrics, face, 0x7530 ); + af_latin_metrics_check_digits( metrics, face ); + } FT_Set_Charmap( face, oldmap ); @@ -91,7 +94,7 @@ } - static void + FT_LOCAL_DEF( void ) af_cjk_metrics_scale( AF_LatinMetrics metrics, AF_Scaler scaler ) { @@ -427,7 +430,9 @@ /* insert a new edge in the list and */ /* sort according to the position */ - error = af_axis_hints_new_edge( axis, seg->pos, seg->dir, memory, &edge ); + error = af_axis_hints_new_edge( axis, seg->pos, + (AF_Direction)seg->dir, + memory, &edge ); if ( error ) goto Exit; @@ -596,7 +601,7 @@ } - static FT_Error + FT_LOCAL_DEF( FT_Error ) af_cjk_hints_init( AF_GlyphHints hints, AF_LatinMetrics metrics ) { @@ -1015,7 +1020,7 @@ AF_AxisHints axis = &hints->axis[dim]; AF_Edge edges = axis->edges; AF_Edge edge_limit = edges + axis->num_edges; - FT_Int n_edges; + FT_PtrDist n_edges; AF_Edge edge; AF_Edge anchor = 0; FT_Pos delta = 0; @@ -1251,10 +1256,15 @@ else if ( after >= edge_limit ) af_cjk_align_serif_edge( hints, before, edge ); else - edge->pos = before->pos + - FT_MulDiv( edge->fpos - before->fpos, - after->pos - before->pos, - after->fpos - before->fpos ); + { + if ( after->fpos == before->fpos ) + edge->pos = before->pos; + else + edge->pos = before->pos + + FT_MulDiv( edge->fpos - before->fpos, + after->pos - before->pos, + after->fpos - before->fpos ); + } } } } @@ -1350,7 +1360,7 @@ } - static FT_Error + FT_LOCAL_DEF( FT_Error ) af_cjk_hints_apply( AF_GlyphHints hints, FT_Outline* outline, AF_LatinMetrics metrics ) @@ -1434,35 +1444,33 @@ static const AF_Script_UniRangeRec af_cjk_uniranges[] = { #if 0 - { 0x0100, 0xFFFF }, /* why this? */ + AF_UNIRANGE_REC( 0x0100UL, 0xFFFFUL ), /* why this? */ #endif - { 0x2E80, 0x2EFF }, /* CJK Radicals Supplement */ - { 0x2F00, 0x2FDF }, /* Kangxi Radicals */ - { 0x3000, 0x303F }, /* CJK Symbols and Punctuation */ - { 0x3040, 0x309F }, /* Hiragana */ - { 0x30A0, 0x30FF }, /* Katakana */ - { 0x3100, 0x312F }, /* Bopomofo */ - { 0x3130, 0x318F }, /* Hangul Compatibility Jamo */ - { 0x31A0, 0x31BF }, /* Bopomofo Extended */ - { 0x31C0, 0x31EF }, /* CJK Strokes */ - { 0x31F0, 0x31FF }, /* Katakana Phonetic Extensions */ - { 0x3200, 0x32FF }, /* Enclosed CJK Letters and Months */ - { 0x3300, 0x33FF }, /* CJK Compatibility */ - { 0x3400, 0x4DBF }, /* CJK Unified Ideographs Extension A */ - { 0x4DC0, 0x4DFF }, /* Yijing Hexagram Symbols */ - { 0x4E00, 0x9FFF }, /* CJK Unified Ideographs */ - { 0xF900, 0xFAFF }, /* CJK Compatibility Ideographs */ - { 0xFE30, 0xFE4F }, /* CJK Compatibility Forms */ - { 0xFF00, 0xFFEF }, /* Halfwidth and Fullwidth Forms */ - { 0x20000, 0x2A6DF }, /* CJK Unified Ideographs Extension B */ - { 0x2F800, 0x2FA1F }, /* CJK Compatibility Ideographs Supplement */ - { 0, 0 } + AF_UNIRANGE_REC( 0x2E80UL, 0x2EFFUL ), /* CJK Radicals Supplement */ + AF_UNIRANGE_REC( 0x2F00UL, 0x2FDFUL ), /* Kangxi Radicals */ + AF_UNIRANGE_REC( 0x3000UL, 0x303FUL ), /* CJK Symbols and Punctuation */ + AF_UNIRANGE_REC( 0x3040UL, 0x309FUL ), /* Hiragana */ + AF_UNIRANGE_REC( 0x30A0UL, 0x30FFUL ), /* Katakana */ + AF_UNIRANGE_REC( 0x3100UL, 0x312FUL ), /* Bopomofo */ + AF_UNIRANGE_REC( 0x3130UL, 0x318FUL ), /* Hangul Compatibility Jamo */ + AF_UNIRANGE_REC( 0x31A0UL, 0x31BFUL ), /* Bopomofo Extended */ + AF_UNIRANGE_REC( 0x31C0UL, 0x31EFUL ), /* CJK Strokes */ + AF_UNIRANGE_REC( 0x31F0UL, 0x31FFUL ), /* Katakana Phonetic Extensions */ + AF_UNIRANGE_REC( 0x3200UL, 0x32FFUL ), /* Enclosed CJK Letters and Months */ + AF_UNIRANGE_REC( 0x3300UL, 0x33FFUL ), /* CJK Compatibility */ + AF_UNIRANGE_REC( 0x3400UL, 0x4DBFUL ), /* CJK Unified Ideographs Extension A */ + AF_UNIRANGE_REC( 0x4DC0UL, 0x4DFFUL ), /* Yijing Hexagram Symbols */ + AF_UNIRANGE_REC( 0x4E00UL, 0x9FFFUL ), /* CJK Unified Ideographs */ + AF_UNIRANGE_REC( 0xF900UL, 0xFAFFUL ), /* CJK Compatibility Ideographs */ + AF_UNIRANGE_REC( 0xFE30UL, 0xFE4FUL ), /* CJK Compatibility Forms */ + AF_UNIRANGE_REC( 0xFF00UL, 0xFFEFUL ), /* Halfwidth and Fullwidth Forms */ + AF_UNIRANGE_REC( 0x20000UL, 0x2A6DFUL ), /* CJK Unified Ideographs Extension B */ + AF_UNIRANGE_REC( 0x2F800UL, 0x2FA1FUL ), /* CJK Compatibility Ideographs Supplement */ + AF_UNIRANGE_REC( 0UL, 0UL ) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_cjk_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_cjk_script_class, AF_SCRIPT_CJK, af_cjk_uniranges, @@ -1474,19 +1482,17 @@ (AF_Script_InitHintsFunc) af_cjk_hints_init, (AF_Script_ApplyHintsFunc) af_cjk_hints_apply - }; + ) #else /* !AF_CONFIG_OPTION_CJK */ static const AF_Script_UniRangeRec af_cjk_uniranges[] = { - { 0, 0 } + AF_UNIRANGE_REC( 0UL, 0UL ) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_cjk_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_cjk_script_class, AF_SCRIPT_CJK, af_cjk_uniranges, @@ -1498,7 +1504,7 @@ (AF_Script_InitHintsFunc) NULL, (AF_Script_ApplyHintsFunc) NULL - }; + ) #endif /* !AF_CONFIG_OPTION_CJK */ diff --git a/src/freetype2/autofit/afcjk.h b/src/freetype2/autofit/afcjk.h index 0de4a5a..0b20d4a 100644 --- a/src/freetype2/autofit/afcjk.h +++ b/src/freetype2/autofit/afcjk.h @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines for CJK script (specification). */ /* */ -/* Copyright 2006 by */ +/* Copyright 2006, 2007 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -27,10 +27,26 @@ FT_BEGIN_HEADER /* the CJK-specific script class */ - FT_CALLBACK_TABLE const AF_ScriptClassRec - af_cjk_script_class; + AF_DECLARE_SCRIPT_CLASS(af_cjk_script_class) + FT_LOCAL( FT_Error ) + af_cjk_metrics_init( AF_LatinMetrics metrics, + FT_Face face ); + + FT_LOCAL( void ) + af_cjk_metrics_scale( AF_LatinMetrics metrics, + AF_Scaler scaler ); + + FT_LOCAL( FT_Error ) + af_cjk_hints_init( AF_GlyphHints hints, + AF_LatinMetrics metrics ); + + FT_LOCAL( FT_Error ) + af_cjk_hints_apply( AF_GlyphHints hints, + FT_Outline* outline, + AF_LatinMetrics metrics ); + /* */ FT_END_HEADER diff --git a/src/freetype2/autofit/afdummy.c b/src/freetype2/autofit/afdummy.c index ed96e96..42b2fcb 100644 --- a/src/freetype2/autofit/afdummy.c +++ b/src/freetype2/autofit/afdummy.c @@ -42,9 +42,7 @@ } - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_dummy_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_dummy_script_class, AF_SCRIPT_NONE, NULL, @@ -56,7 +54,7 @@ (AF_Script_InitHintsFunc) af_dummy_hints_init, (AF_Script_ApplyHintsFunc) af_dummy_hints_apply - }; + ) /* END */ diff --git a/src/freetype2/autofit/afdummy.h b/src/freetype2/autofit/afdummy.h index 2a5faf8..b69ef43 100644 --- a/src/freetype2/autofit/afdummy.h +++ b/src/freetype2/autofit/afdummy.h @@ -29,8 +29,7 @@ FT_BEGIN_HEADER * be performed. This is the default for non-latin glyphs! */ - FT_CALLBACK_TABLE const AF_ScriptClassRec - af_dummy_script_class; + AF_DECLARE_SCRIPT_CLASS(af_dummy_script_class) /* */ diff --git a/src/freetype2/autofit/afglobal.c b/src/freetype2/autofit/afglobal.c index ad3baa1..ac29361 100644 --- a/src/freetype2/autofit/afglobal.c +++ b/src/freetype2/autofit/afglobal.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter routines to compute global hinting values (body). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -21,6 +21,7 @@ #include "aflatin.h" #include "afcjk.h" #include "afindic.h" +#include "afpic.h" #include "aferrors.h" @@ -28,6 +29,11 @@ #include "aflatin2.h" #endif +#ifndef FT_CONFIG_OPTION_PIC + +/* when updating this table, don't forget to update + AF_SCRIPT_CLASSES_COUNT and autofit_module_class_pic_init */ + /* populate this list when you add new scripts */ static AF_ScriptClass const af_script_classes[] = { @@ -41,10 +47,14 @@ NULL /* do not remove */ }; +#endif /* FT_CONFIG_OPTION_PIC */ + /* index of default script in `af_script_classes' */ #define AF_SCRIPT_LIST_DEFAULT 2 - /* indicates an uncovered glyph */ -#define AF_SCRIPT_LIST_NONE 255 + /* a bit mask indicating an uncovered glyph */ +#define AF_SCRIPT_LIST_NONE 0x7F + /* if this flag is set, we have an ASCII digit */ +#define AF_DIGIT 0x80 /* @@ -55,7 +65,7 @@ typedef struct AF_FaceGlobalsRec_ { FT_Face face; - FT_UInt glyph_count; /* same as face->num_glyphs */ + FT_Long glyph_count; /* same as face->num_glyphs */ FT_Byte* glyph_scripts; AF_ScriptMetrics metrics[AF_SCRIPT_MAX]; @@ -72,7 +82,7 @@ FT_Face face = globals->face; FT_CharMap old_charmap = face->charmap; FT_Byte* gscripts = globals->glyph_scripts; - FT_UInt ss; + FT_UInt ss, i; /* the value 255 means `uncovered glyph' */ @@ -84,17 +94,17 @@ if ( error ) { /* - * Ignore this error; we simply use Latin as the standard - * script. XXX: Shouldn't we rather disable hinting? + * Ignore this error; we simply use the default script. + * XXX: Shouldn't we rather disable hinting? */ error = AF_Err_Ok; goto Exit; } /* scan each script in a Unicode charmap */ - for ( ss = 0; af_script_classes[ss]; ss++ ) + for ( ss = 0; AF_SCRIPT_CLASSES_GET[ss]; ss++ ) { - AF_ScriptClass clazz = af_script_classes[ss]; + AF_ScriptClass clazz = AF_SCRIPT_CLASSES_GET[ss]; AF_Script_UniRange range; @@ -114,7 +124,7 @@ gindex = FT_Get_Char_Index( face, charcode ); if ( gindex != 0 && - gindex < globals->glyph_count && + gindex < (FT_ULong)globals->glyph_count && gscripts[gindex] == AF_SCRIPT_LIST_NONE ) { gscripts[gindex] = (FT_Byte)ss; @@ -127,7 +137,7 @@ if ( gindex == 0 || charcode > range->last ) break; - if ( gindex < globals->glyph_count && + if ( gindex < (FT_ULong)globals->glyph_count && gscripts[gindex] == AF_SCRIPT_LIST_NONE ) { gscripts[gindex] = (FT_Byte)ss; @@ -136,13 +146,23 @@ } } + /* mark ASCII digits */ + for ( i = 0x30; i <= 0x39; i++ ) + { + FT_UInt gindex = FT_Get_Char_Index( face, i ); + + + if ( gindex != 0 && gindex < (FT_ULong)globals->glyph_count ) + gscripts[gindex] |= AF_DIGIT; + } + Exit: /* * By default, all uncovered glyphs are set to the latin script. * XXX: Shouldn't we disable hinting or do something similar? */ { - FT_UInt nn; + FT_Long nn; for ( nn = 0; nn < globals->glyph_count; nn++ ) @@ -201,7 +221,7 @@ { if ( globals->metrics[nn] ) { - AF_ScriptClass clazz = af_script_classes[nn]; + AF_ScriptClass clazz = AF_SCRIPT_CLASSES_GET[nn]; FT_ASSERT( globals->metrics[nn]->clazz == clazz ); @@ -232,12 +252,12 @@ FT_UInt gidx; AF_ScriptClass clazz; FT_UInt script = options & 15; - const FT_UInt script_max = sizeof ( af_script_classes ) / - sizeof ( af_script_classes[0] ); + const FT_Offset script_max = sizeof ( AF_SCRIPT_CLASSES_GET ) / + sizeof ( AF_SCRIPT_CLASSES_GET[0] ); FT_Error error = AF_Err_Ok; - if ( gindex >= globals->glyph_count ) + if ( gindex >= (FT_ULong)globals->glyph_count ) { error = AF_Err_Invalid_Argument; goto Exit; @@ -245,9 +265,9 @@ gidx = script; if ( gidx == 0 || gidx + 1 >= script_max ) - gidx = globals->glyph_scripts[gindex]; + gidx = globals->glyph_scripts[gindex] & AF_SCRIPT_LIST_NONE; - clazz = af_script_classes[gidx]; + clazz = AF_SCRIPT_CLASSES_GET[gidx]; if ( script == 0 ) script = clazz->script; @@ -286,4 +306,15 @@ } + FT_LOCAL_DEF( FT_Bool ) + af_face_globals_is_digit( AF_FaceGlobals globals, + FT_UInt gindex ) + { + if ( gindex < (FT_ULong)globals->glyph_count ) + return (FT_Bool)( globals->glyph_scripts[gindex] & AF_DIGIT ); + + return (FT_Bool)0; + } + + /* END */ diff --git a/src/freetype2/autofit/afglobal.h b/src/freetype2/autofit/afglobal.h index cf52c08..2a68e19 100644 --- a/src/freetype2/autofit/afglobal.h +++ b/src/freetype2/autofit/afglobal.h @@ -5,7 +5,7 @@ /* Auto-fitter routines to compute global hinting values */ /* (specification). */ /* */ -/* Copyright 2003, 2004, 2005, 2007 by */ +/* Copyright 2003, 2004, 2005, 2007, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -56,7 +56,11 @@ FT_BEGIN_HEADER FT_LOCAL( void ) af_face_globals_free( AF_FaceGlobals globals ); - /* */ + FT_LOCAL_DEF( FT_Bool ) + af_face_globals_is_digit( AF_FaceGlobals globals, + FT_UInt gindex ); + + /* */ FT_END_HEADER diff --git a/src/freetype2/autofit/afhints.c b/src/freetype2/autofit/afhints.c index 4828706..fe38fba 100644 --- a/src/freetype2/autofit/afhints.c +++ b/src/freetype2/autofit/afhints.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines (body). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -34,7 +34,7 @@ { FT_Int old_max = axis->max_segments; FT_Int new_max = old_max; - FT_Int big_max = FT_INT_MAX / sizeof ( *segment ); + FT_Int big_max = (FT_Int)( FT_INT_MAX / sizeof ( *segment ) ); if ( old_max >= big_max ) @@ -77,7 +77,7 @@ { FT_Int old_max = axis->max_edges; FT_Int new_max = old_max; - FT_Int big_max = FT_INT_MAX / sizeof ( *edge ); + FT_Int big_max = (FT_Int)( FT_INT_MAX / sizeof ( *edge ) ); if ( old_max >= big_max ) @@ -127,7 +127,7 @@ #ifdef AF_DEBUG -#include +#include FT_CONFIG_STANDARD_LIBRARY_H static const char* af_dir_str( AF_Direction dir ) @@ -203,14 +203,14 @@ if ( flags & AF_EDGE_ROUND ) { - memcpy( temp + pos, "round", 5 ); + ft_memcpy( temp + pos, "round", 5 ); pos += 5; } if ( flags & AF_EDGE_SERIF ) { if ( pos > 0 ) temp[pos++] = ' '; - memcpy( temp + pos, "serif", 5 ); + ft_memcpy( temp + pos, "serif", 5 ); pos += 5; } if ( pos == 0 ) @@ -645,6 +645,7 @@ FT_Int contour_index = 0; + FT_UNUSED( first ); for ( point = points; point < point_limit; point++, vec++, tag++ ) { point->fx = (FT_Short)vec->x; @@ -940,8 +941,8 @@ } { - FT_UInt min, max, mid; - FT_Pos fpos; + FT_PtrDist min, max, mid; + FT_Pos fpos; /* find enclosing edges */ @@ -952,7 +953,7 @@ /* for small edge counts, a linear search is better */ if ( max <= 8 ) { - FT_UInt nn; + FT_PtrDist nn; for ( nn = 0; nn < max; nn++ ) if ( edges[nn].fpos >= u ) diff --git a/src/freetype2/autofit/afhints.h b/src/freetype2/autofit/afhints.h index 1308d5c..6758268 100644 --- a/src/freetype2/autofit/afhints.h +++ b/src/freetype2/autofit/afhints.h @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines (specification). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2008 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -30,7 +30,7 @@ FT_BEGIN_HEADER * script analysis routines (until now). */ - typedef enum + typedef enum AF_Dimension_ { AF_DIMENSION_HORZ = 0, /* x coordinates, */ /* i.e., vertical segments & edges */ @@ -44,7 +44,7 @@ FT_BEGIN_HEADER /* hint directions -- the values are computed so that two vectors are */ /* in opposite directions iff `dir1 + dir2 == 0' */ - typedef enum + typedef enum AF_Direction_ { AF_DIR_NONE = 4, AF_DIR_RIGHT = 1, @@ -56,7 +56,7 @@ FT_BEGIN_HEADER /* point hint flags */ - typedef enum + typedef enum AF_Flags_ { AF_FLAG_NONE = 0, @@ -87,7 +87,7 @@ FT_BEGIN_HEADER /* edge hint flags */ - typedef enum + typedef enum AF_Edge_Flags_ { AF_EDGE_NORMAL = 0, AF_EDGE_ROUND = 1 << 0, diff --git a/src/freetype2/autofit/afindic.c b/src/freetype2/autofit/afindic.c index c6e7522..1d9e9ea 100644 --- a/src/freetype2/autofit/afindic.c +++ b/src/freetype2/autofit/afindic.c @@ -43,7 +43,7 @@ static void af_indic_metrics_scale( AF_LatinMetrics metrics, - AF_Scaler scaler ) + AF_Scaler scaler ) { /* use CJK routines */ af_cjk_metrics_scale( metrics, scaler ); @@ -52,7 +52,7 @@ static FT_Error af_indic_hints_init( AF_GlyphHints hints, - AF_LatinMetrics metrics ) + AF_LatinMetrics metrics ) { /* use CJK routines */ return af_cjk_hints_init( hints, metrics ); @@ -61,8 +61,8 @@ static FT_Error af_indic_hints_apply( AF_GlyphHints hints, - FT_Outline* outline, - AF_LatinMetrics metrics) + FT_Outline* outline, + AF_LatinMetrics metrics) { /* use CJK routines */ return af_cjk_hints_apply( hints, outline, metrics ); @@ -81,16 +81,14 @@ static const AF_Script_UniRangeRec af_indic_uniranges[] = { #if 0 - { 0x0100, 0xFFFF }, /* why this? */ + AF_UNIRANGE_REC( 0x0100UL, 0xFFFFUL ), /* why this? */ #endif - { 0x0900, 0x0DFF}, /* Indic Range */ - { 0, 0 } + AF_UNIRANGE_REC( 0x0900UL, 0x0DFFUL), /* Indic Range */ + AF_UNIRANGE_REC( 0UL, 0UL) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_indic_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_indic_script_class, AF_SCRIPT_INDIC, af_indic_uniranges, @@ -102,7 +100,7 @@ (AF_Script_InitHintsFunc) af_indic_hints_init, (AF_Script_ApplyHintsFunc) af_indic_hints_apply - }; + ) #else /* !AF_CONFIG_OPTION_INDIC */ @@ -112,9 +110,7 @@ }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_indic_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_indic_script_class, AF_SCRIPT_INDIC, af_indic_uniranges, @@ -126,7 +122,7 @@ (AF_Script_InitHintsFunc) NULL, (AF_Script_ApplyHintsFunc) NULL - }; + ) #endif /* !AF_CONFIG_OPTION_INDIC */ diff --git a/src/freetype2/autofit/afindic.h b/src/freetype2/autofit/afindic.h index b242b26..662a982 100644 --- a/src/freetype2/autofit/afindic.h +++ b/src/freetype2/autofit/afindic.h @@ -27,8 +27,7 @@ FT_BEGIN_HEADER /* the Indic-specific script class */ - FT_CALLBACK_TABLE const AF_ScriptClassRec - af_indic_script_class; + AF_DECLARE_SCRIPT_CLASS(af_indic_script_class) /* */ diff --git a/src/freetype2/autofit/aflatin.c b/src/freetype2/autofit/aflatin.c index 2ae9ec5..394fb97 100644 --- a/src/freetype2/autofit/aflatin.c +++ b/src/freetype2/autofit/aflatin.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines for latin script (body). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -16,6 +16,9 @@ /***************************************************************************/ +#include +#include FT_ADVANCES_H + #include "aflatin.h" #include "aferrors.h" @@ -146,7 +149,8 @@ #define AF_LATIN_MAX_TEST_CHARACTERS 12 - static const char* const af_latin_blue_chars[AF_LATIN_MAX_BLUES] = + static const char af_latin_blue_chars[AF_LATIN_MAX_BLUES] + [AF_LATIN_MAX_TEST_CHARACTERS + 1] = { "THEZOCQS", "HEZLOCUS", @@ -195,9 +199,10 @@ for ( ; p < limit && *p; p++ ) { FT_UInt glyph_index; - FT_Int best_point, best_y, best_first, best_last; + FT_Pos best_y; /* same as points.y */ + FT_Int best_point, best_first, best_last; FT_Vector* points; - FT_Bool round; + FT_Bool round = 0; AF_LOG(( "'%c'", *p )); @@ -328,7 +333,7 @@ * we couldn't find a single glyph to compute this blue zone, * we will simply ignore it then */ - AF_LOG(( "empty!\n" )); + AF_LOG(( "empty\n" )); continue; } @@ -379,7 +384,7 @@ blue->flags |= AF_LATIN_BLUE_TOP; /* - * The following flags is used later to adjust the y and x scales + * The following flag is used later to adjust the y and x scales * in order to optimize the pixel grid alignment of the top of small * letters. */ @@ -393,6 +398,52 @@ } + FT_LOCAL_DEF( void ) + af_latin_metrics_check_digits( AF_LatinMetrics metrics, + FT_Face face ) + { + FT_UInt i; + FT_Bool started = 0, same_width = 1; + + + /* check whether all ASCII digits have the same advance width; */ + /* digit `0' is 0x30 in all supported charmaps */ + for ( i = 0x30; i <= 0x39; i++ ) + { + FT_UInt glyph_index; + FT_Fixed advance, old_advance = 0; + + + glyph_index = FT_Get_Char_Index( face, i ); + if ( glyph_index == 0 ) + continue; + + if ( FT_Get_Advance( face, glyph_index, + FT_LOAD_NO_SCALE | + FT_LOAD_NO_HINTING | + FT_LOAD_IGNORE_TRANSFORM, + &advance ) ) + continue; + + if ( started ) + { + if ( advance != old_advance ) + { + same_width = 0; + break; + } + } + else + { + old_advance = advance; + started = 1; + } + } + + metrics->root.digits_have_same_width = same_width; + } + + FT_LOCAL_DEF( FT_Error ) af_latin_metrics_init( AF_LatinMetrics metrics, FT_Face face ) @@ -426,6 +477,7 @@ /* For now, compute the standard width and height from the `o'. */ af_latin_metrics_init_widths( metrics, face, 'o' ); af_latin_metrics_init_blues( metrics, face ); + af_latin_metrics_check_digits( metrics, face ); } FT_Set_Charmap( face, oldmap ); @@ -1004,12 +1056,14 @@ if ( !found ) { - AF_Edge edge; + AF_Edge edge; /* insert a new edge in the list and */ /* sort according to the position */ - error = af_axis_hints_new_edge( axis, seg->pos, seg->dir, memory, &edge ); + error = af_axis_hints_new_edge( axis, seg->pos, + (AF_Direction)seg->dir, + memory, &edge ); if ( error ) goto Exit; @@ -1565,7 +1619,7 @@ /* not hinted, appear a lot bolder or thinner than the */ /* vertical stems. */ - FT_Int delta; + FT_Pos delta; dist = ( dist + 22 ) & ~63; @@ -1649,7 +1703,7 @@ AF_AxisHints axis = &hints->axis[dim]; AF_Edge edges = axis->edges; AF_Edge edge_limit = edges + axis->num_edges; - FT_Int n_edges; + FT_PtrDist n_edges; AF_Edge edge; AF_Edge anchor = 0; FT_Int has_serifs = 0; @@ -2006,7 +2060,10 @@ if ( before >= edges && before < edge && after < edge_limit && after > edge ) { - edge->pos = before->pos + + if ( after->opos == before->opos ) + edge->pos = before->pos; + else + edge->pos = before->pos + FT_MulDiv( edge->opos - before->opos, after->pos - before->pos, after->opos - before->opos ); @@ -2122,33 +2179,37 @@ static const AF_Script_UniRangeRec af_latin_uniranges[] = { - { 0x0020, 0x007F }, /* Basic Latin (no control characters) */ - { 0x00A0, 0x00FF }, /* Latin-1 Supplement (no control characters) */ - { 0x0100, 0x017F }, /* Latin Extended-A */ - { 0x0180, 0x024F }, /* Latin Extended-B */ - { 0x0250, 0x02AF }, /* IPA Extensions */ - { 0x02B0, 0x02FF }, /* Spacing Modifier Letters */ - { 0x0300, 0x036F }, /* Combining Diacritical Marks */ - { 0x0370, 0x03FF }, /* Greek and Coptic */ - { 0x0400, 0x04FF }, /* Cyrillic */ - { 0x0500, 0x052F }, /* Cyrillic Supplement */ - { 0x1D00, 0x1D7F }, /* Phonetic Extensions */ - { 0x1D80, 0x1DBF }, /* Phonetic Extensions Supplement */ - { 0x1DC0, 0x1DFF }, /* Combining Diacritical Marks Supplement */ - { 0x1E00, 0x1EFF }, /* Latin Extended Additional */ - { 0x1F00, 0x1FFF }, /* Greek Extended */ - { 0x2000, 0x206F }, /* General Punctuation */ - { 0x2070, 0x209F }, /* Superscripts and Subscripts */ - { 0x20A0, 0x20CF }, /* Currency Symbols */ - { 0x2150, 0x218F }, /* Number Forms */ - { 0x2460, 0x24FF }, /* Enclosed Alphanumerics */ - { 0 , 0 } + AF_UNIRANGE_REC( 0x0020UL, 0x007FUL ), /* Basic Latin (no control chars) */ + AF_UNIRANGE_REC( 0x00A0UL, 0x00FFUL ), /* Latin-1 Supplement (no control chars) */ + AF_UNIRANGE_REC( 0x0100UL, 0x017FUL ), /* Latin Extended-A */ + AF_UNIRANGE_REC( 0x0180UL, 0x024FUL ), /* Latin Extended-B */ + AF_UNIRANGE_REC( 0x0250UL, 0x02AFUL ), /* IPA Extensions */ + AF_UNIRANGE_REC( 0x02B0UL, 0x02FFUL ), /* Spacing Modifier Letters */ + AF_UNIRANGE_REC( 0x0300UL, 0x036FUL ), /* Combining Diacritical Marks */ + AF_UNIRANGE_REC( 0x0370UL, 0x03FFUL ), /* Greek and Coptic */ + AF_UNIRANGE_REC( 0x0400UL, 0x04FFUL ), /* Cyrillic */ + AF_UNIRANGE_REC( 0x0500UL, 0x052FUL ), /* Cyrillic Supplement */ + AF_UNIRANGE_REC( 0x1D00UL, 0x1D7FUL ), /* Phonetic Extensions */ + AF_UNIRANGE_REC( 0x1D80UL, 0x1DBFUL ), /* Phonetic Extensions Supplement */ + AF_UNIRANGE_REC( 0x1DC0UL, 0x1DFFUL ), /* Combining Diacritical Marks Supplement */ + AF_UNIRANGE_REC( 0x1E00UL, 0x1EFFUL ), /* Latin Extended Additional */ + AF_UNIRANGE_REC( 0x1F00UL, 0x1FFFUL ), /* Greek Extended */ + AF_UNIRANGE_REC( 0x2000UL, 0x206FUL ), /* General Punctuation */ + AF_UNIRANGE_REC( 0x2070UL, 0x209FUL ), /* Superscripts and Subscripts */ + AF_UNIRANGE_REC( 0x20A0UL, 0x20CFUL ), /* Currency Symbols */ + AF_UNIRANGE_REC( 0x2150UL, 0x218FUL ), /* Number Forms */ + AF_UNIRANGE_REC( 0x2460UL, 0x24FFUL ), /* Enclosed Alphanumerics */ + AF_UNIRANGE_REC( 0x2C60UL, 0x2C7FUL ), /* Latin Extended-C */ + AF_UNIRANGE_REC( 0x2DE0UL, 0x2DFFUL ), /* Cyrillic Extended-A */ + AF_UNIRANGE_REC( 0xA640UL, 0xA69FUL ), /* Cyrillic Extended-B */ + AF_UNIRANGE_REC( 0xA720UL, 0xA7FFUL ), /* Latin Extended-D */ + AF_UNIRANGE_REC( 0xFB00UL, 0xFB06UL ), /* Alphab. Present. Forms (Latin Ligs) */ + AF_UNIRANGE_REC( 0x1D400UL, 0x1D7FFUL ), /* Mathematical Alphanumeric Symbols */ + AF_UNIRANGE_REC( 0UL, 0UL ) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_latin_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_latin_script_class, AF_SCRIPT_LATIN, af_latin_uniranges, @@ -2160,7 +2221,7 @@ (AF_Script_InitHintsFunc) af_latin_hints_init, (AF_Script_ApplyHintsFunc) af_latin_hints_apply - }; + ) /* END */ diff --git a/src/freetype2/autofit/aflatin.h b/src/freetype2/autofit/aflatin.h index 3251d37..660b10c 100644 --- a/src/freetype2/autofit/aflatin.h +++ b/src/freetype2/autofit/aflatin.h @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines for latin script (specification). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -27,8 +27,7 @@ FT_BEGIN_HEADER /* the latin-specific script class */ - FT_CALLBACK_TABLE const AF_ScriptClassRec - af_latin_script_class; + AF_DECLARE_SCRIPT_CLASS(af_latin_script_class) /* constants are given with units_per_em == 2048 in mind */ @@ -138,6 +137,10 @@ FT_BEGIN_HEADER FT_Face face, FT_ULong charcode ); + FT_LOCAL( void ) + af_latin_metrics_check_digits( AF_LatinMetrics metrics, + FT_Face face ); + /*************************************************************************/ /*************************************************************************/ diff --git a/src/freetype2/autofit/aflatin2.c b/src/freetype2/autofit/aflatin2.c index 0b41774..5e2ad48 100644 --- a/src/freetype2/autofit/aflatin2.c +++ b/src/freetype2/autofit/aflatin2.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter hinting routines for latin script (body). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -16,6 +16,8 @@ /***************************************************************************/ +#include FT_ADVANCES_H + #include "aflatin.h" #include "aflatin2.h" #include "aferrors.h" @@ -154,7 +156,7 @@ #define AF_LATIN_MAX_TEST_CHARACTERS 12 - static const char* const af_latin2_blue_chars[AF_LATIN_MAX_BLUES] = + static const char af_latin2_blue_chars[AF_LATIN_MAX_BLUES][AF_LATIN_MAX_TEST_CHARACTERS+1] = { "THEZOCQS", "HEZLOCUS", @@ -336,7 +338,7 @@ * we couldn't find a single glyph to compute this blue zone, * we will simply ignore it then */ - AF_LOG(( "empty!\n" )); + AF_LOG(( "empty\n" )); continue; } @@ -401,6 +403,52 @@ } + FT_LOCAL_DEF( void ) + af_latin2_metrics_check_digits( AF_LatinMetrics metrics, + FT_Face face ) + { + FT_UInt i; + FT_Bool started = 0, same_width = 1; + + + /* check whether all ASCII digits have the same advance width; */ + /* digit `0' is 0x30 in all supported charmaps */ + for ( i = 0x30; i <= 0x39; i++ ) + { + FT_UInt glyph_index; + FT_Fixed advance, old_advance; + + + glyph_index = FT_Get_Char_Index( face, i ); + if ( glyph_index == 0 ) + continue; + + if ( FT_Get_Advance( face, glyph_index, + FT_LOAD_NO_SCALE | + FT_LOAD_NO_HINTING | + FT_LOAD_IGNORE_TRANSFORM, + &advance ) ) + continue; + + if ( started ) + { + if ( advance != old_advance ) + { + same_width = 0; + break; + } + } + else + { + old_advance = advance; + started = 1; + } + } + + metrics->root.digits_have_same_width = same_width; + } + + FT_LOCAL_DEF( FT_Error ) af_latin2_metrics_init( AF_LatinMetrics metrics, FT_Face face ) @@ -434,6 +482,7 @@ /* For now, compute the standard width and height from the `o'. */ af_latin2_metrics_init_widths( metrics, face, 'o' ); af_latin2_metrics_init_blues( metrics, face ); + af_latin2_metrics_check_digits( metrics, face ); } FT_Set_Charmap( face, oldmap ); @@ -944,6 +993,9 @@ } } } +#if 0 + } +#endif /* now, compute the `serif' segments */ for ( seg1 = segments; seg1 < segment_limit; seg1++ ) @@ -1736,7 +1788,6 @@ AF_AxisHints axis = &hints->axis[dim]; AF_Edge edges = axis->edges; AF_Edge edge_limit = edges + axis->num_edges; - FT_Int n_edges; AF_Edge edge; AF_Edge anchor = 0; FT_Int has_serifs = 0; @@ -2047,54 +2098,60 @@ /* We don't handle horizontal edges since we can't easily assure that */ /* the third (lowest) stem aligns with the base line; it might end up */ /* one pixel higher or lower. */ + #if 0 - n_edges = edge_limit - edges; - if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) ) { - AF_Edge edge1, edge2, edge3; - FT_Pos dist1, dist2, span, delta; + FT_Int n_edges = edge_limit - edges; - if ( n_edges == 6 ) + if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) ) { - edge1 = edges; - edge2 = edges + 2; - edge3 = edges + 4; - } - else - { - edge1 = edges + 1; - edge2 = edges + 5; - edge3 = edges + 9; - } + AF_Edge edge1, edge2, edge3; + FT_Pos dist1, dist2, span, delta; - dist1 = edge2->opos - edge1->opos; - dist2 = edge3->opos - edge2->opos; - span = dist1 - dist2; - if ( span < 0 ) - span = -span; + if ( n_edges == 6 ) + { + edge1 = edges; + edge2 = edges + 2; + edge3 = edges + 4; + } + else + { + edge1 = edges + 1; + edge2 = edges + 5; + edge3 = edges + 9; + } - if ( span < 8 ) - { - delta = edge3->pos - ( 2 * edge2->pos - edge1->pos ); - edge3->pos -= delta; - if ( edge3->link ) - edge3->link->pos -= delta; + dist1 = edge2->opos - edge1->opos; + dist2 = edge3->opos - edge2->opos; + + span = dist1 - dist2; + if ( span < 0 ) + span = -span; - /* move the serifs along with the stem */ - if ( n_edges == 12 ) + if ( span < 8 ) { - ( edges + 8 )->pos -= delta; - ( edges + 11 )->pos -= delta; - } + delta = edge3->pos - ( 2 * edge2->pos - edge1->pos ); + edge3->pos -= delta; + if ( edge3->link ) + edge3->link->pos -= delta; + + /* move the serifs along with the stem */ + if ( n_edges == 12 ) + { + ( edges + 8 )->pos -= delta; + ( edges + 11 )->pos -= delta; + } - edge3->flags |= AF_EDGE_DONE; - if ( edge3->link ) - edge3->link->flags |= AF_EDGE_DONE; + edge3->flags |= AF_EDGE_DONE; + if ( edge3->link ) + edge3->link->flags |= AF_EDGE_DONE; + } } } #endif + if ( has_serifs || !anchor ) { /* @@ -2150,7 +2207,10 @@ if ( before >= edges && before < edge && after < edge_limit && after > edge ) { - edge->pos = before->pos + + if ( after->opos == before->opos ) + edge->pos = before->pos; + else + edge->pos = before->pos + FT_MulDiv( edge->opos - before->opos, after->pos - before->pos, after->opos - before->opos ); @@ -2260,15 +2320,13 @@ static const AF_Script_UniRangeRec af_latin2_uniranges[] = { - { 32, 127 }, /* XXX: TODO: Add new Unicode ranges here! */ - { 160, 255 }, - { 0, 0 } + AF_UNIRANGE_REC( 32UL, 127UL ), /* XXX: TODO: Add new Unicode ranges here! */ + AF_UNIRANGE_REC( 160UL, 255UL ), + AF_UNIRANGE_REC( 0UL, 0UL ) }; - FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec - af_latin2_script_class = - { + AF_DEFINE_SCRIPT_CLASS(af_latin2_script_class, AF_SCRIPT_LATIN2, af_latin2_uniranges, @@ -2280,7 +2338,7 @@ (AF_Script_InitHintsFunc) af_latin2_hints_init, (AF_Script_ApplyHintsFunc) af_latin2_hints_apply - }; + ) /* END */ diff --git a/src/freetype2/autofit/aflatin2.h b/src/freetype2/autofit/aflatin2.h index 34eda05..925c621 100644 --- a/src/freetype2/autofit/aflatin2.h +++ b/src/freetype2/autofit/aflatin2.h @@ -27,8 +27,7 @@ FT_BEGIN_HEADER /* the latin-specific script class */ - FT_CALLBACK_TABLE const AF_ScriptClassRec - af_latin2_script_class; + AF_DECLARE_SCRIPT_CLASS(af_latin2_script_class) /* */ diff --git a/src/freetype2/autofit/afloader.c b/src/freetype2/autofit/afloader.c index 4e4373a..6dd9f2a 100644 --- a/src/freetype2/autofit/afloader.c +++ b/src/freetype2/autofit/afloader.c @@ -4,7 +4,7 @@ /* */ /* Auto-fitter glyph loading routines (body). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -19,7 +19,6 @@ #include "afloader.h" #include "afhints.h" #include "afglobal.h" -#include "aflatin.h" #include "aferrors.h" @@ -165,9 +164,10 @@ /* now load the slot image into the auto-outline and run the */ /* automatic hinting process */ - metrics->clazz->script_hints_apply( hints, - &gloader->current.outline, - metrics ); + if ( metrics->clazz->script_hints_apply ) + metrics->clazz->script_hints_apply( hints, + &gloader->current.outline, + metrics ); /* we now need to hint the metrics according to the change in */ /* width/positioning that occurred during the hinting process */ @@ -183,9 +183,9 @@ if ( axis->num_edges > 1 && AF_HINTS_DO_ADVANCE( hints ) ) { - old_rsb = loader->pp2.x - edge2->opos; - old_lsb = edge1->opos; - new_lsb = edge1->pos; + old_rsb = loader->pp2.x - edge2->opos; + old_lsb = edge1->opos; + new_lsb = edge1->pos; /* remember unhinted values to later account */ /* for rounding errors */ @@ -216,8 +216,9 @@ } else { - FT_Pos pp1x = loader->pp1.x; - FT_Pos pp2x = loader->pp2.x; + FT_Pos pp1x = loader->pp1.x; + FT_Pos pp2x = loader->pp2.x; + loader->pp1.x = FT_PIX_ROUND( pp1x ); loader->pp2.x = FT_PIX_ROUND( pp2x ); @@ -228,8 +229,9 @@ } else { - FT_Pos pp1x = loader->pp1.x; - FT_Pos pp2x = loader->pp2.x; + FT_Pos pp1x = loader->pp1.x; + FT_Pos pp2x = loader->pp2.x; + loader->pp1.x = FT_PIX_ROUND( pp1x + hints->xmin_delta ); loader->pp2.x = FT_PIX_ROUND( pp2x + hints->xmax_delta ); @@ -412,7 +414,8 @@ slot->metrics.vertBearingY = FT_PIX_FLOOR( bbox.yMax + vvector.y ); /* for mono-width fonts (like Andale, Courier, etc.) we need */ - /* to keep the original rounded advance width */ + /* to keep the original rounded advance width; ditto for */ + /* digits if all have the same advance width */ #if 0 if ( !FT_IS_FIXED_WIDTH( slot->face ) ) slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x; @@ -420,13 +423,9 @@ slot->metrics.horiAdvance = FT_MulFix( slot->metrics.horiAdvance, x_scale ); #else - if ( !FT_IS_FIXED_WIDTH( slot->face ) ) - { - /* non-spacing glyphs must stay as-is */ - if ( slot->metrics.horiAdvance ) - slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x; - } - else + if ( FT_IS_FIXED_WIDTH( slot->face ) || + ( af_face_globals_is_digit( loader->globals, glyph_index ) && + metrics->digits_have_same_width ) ) { slot->metrics.horiAdvance = FT_MulFix( slot->metrics.horiAdvance, metrics->scaler.x_scale ); @@ -436,6 +435,12 @@ slot->lsb_delta = 0; slot->rsb_delta = 0; } + else + { + /* non-spacing glyphs must stay as-is */ + if ( slot->metrics.horiAdvance ) + slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x; + } #endif slot->metrics.vertAdvance = FT_MulFix( slot->metrics.vertAdvance, @@ -515,9 +520,13 @@ load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_IGNORE_TRANSFORM; load_flags &= ~FT_LOAD_RENDER; - error = metrics->clazz->script_hints_init( &loader->hints, metrics ); - if ( error ) - goto Exit; + if ( metrics->clazz->script_hints_init ) + { + error = metrics->clazz->script_hints_init( &loader->hints, + metrics ); + if ( error ) + goto Exit; + } error = af_loader_load_g( loader, &scaler, gindex, load_flags, 0 ); } diff --git a/src/freetype2/autofit/afmodule.c b/src/freetype2/autofit/afmodule.c index cd5e1cc..ec2d707 100644 --- a/src/freetype2/autofit/afmodule.c +++ b/src/freetype2/autofit/afmodule.c @@ -18,6 +18,7 @@ #include "afmodule.h" #include "afloader.h" +#include "afpic.h" #ifdef AF_DEBUG int _af_debug; @@ -66,19 +67,15 @@ } - FT_CALLBACK_TABLE_DEF - const FT_AutoHinter_ServiceRec af_autofitter_service = - { + FT_DEFINE_AUTOHINTER_SERVICE(af_autofitter_service, NULL, NULL, NULL, (FT_AutoHinter_GlyphLoadFunc)af_autofitter_load_glyph - }; + ) + FT_DEFINE_MODULE(autofit_module_class, - FT_CALLBACK_TABLE_DEF - const FT_Module_Class autofit_module_class = - { FT_MODULE_HINTER, sizeof ( FT_AutofitterRec ), @@ -86,12 +83,12 @@ 0x10000L, /* version 1.0 of the autofitter */ 0x20000L, /* requires FreeType 2.0 or above */ - (const void*)&af_autofitter_service, + (const void*)&AF_AF_AUTOFITTER_SERVICE_GET, (FT_Module_Constructor)af_autofitter_init, (FT_Module_Destructor) af_autofitter_done, (FT_Module_Requester) NULL - }; + ) /* END */ diff --git a/src/freetype2/autofit/afmodule.h b/src/freetype2/autofit/afmodule.h index 36268a0..d979239 100644 --- a/src/freetype2/autofit/afmodule.h +++ b/src/freetype2/autofit/afmodule.h @@ -20,13 +20,13 @@ #define __AFMODULE_H__ #include +#include FT_INTERNAL_OBJECTS_H #include FT_MODULE_H FT_BEGIN_HEADER - FT_CALLBACK_TABLE - const FT_Module_Class autofit_module_class; +FT_DECLARE_MODULE(autofit_module_class) FT_END_HEADER diff --git a/src/freetype2/autofit/afpic.c b/src/freetype2/autofit/afpic.c new file mode 100644 index 0000000..76822c3 --- /dev/null +++ b/src/freetype2/autofit/afpic.c @@ -0,0 +1,92 @@ +/***************************************************************************/ +/* */ +/* afpic.c */ +/* */ +/* The FreeType position independent code services for autofit module. */ +/* */ +/* Copyright 2009 by */ +/* Oran Agra and Mickey Gabel. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + + +#include +#include FT_FREETYPE_H +#include FT_INTERNAL_OBJECTS_H +#include "afpic.h" + +#ifdef FT_CONFIG_OPTION_PIC + + /* forward declaration of PIC init functions from afmodule.c */ + void FT_Init_Class_af_autofitter_service( FT_Library, FT_AutoHinter_ServiceRec*); + + /* forward declaration of PIC init functions from script classes */ +#include "aflatin.h" +#include "aflatin2.h" +#include "afcjk.h" +#include "afdummy.h" +#include "afindic.h" + + void + autofit_module_class_pic_free( FT_Library library ) + { + FT_PIC_Container* pic_container = &library->pic_container; + FT_Memory memory = library->memory; + if ( pic_container->autofit ) + { + FT_FREE( pic_container->autofit ); + pic_container->autofit = NULL; + } + } + + FT_Error + autofit_module_class_pic_init( FT_Library library ) + { + FT_PIC_Container* pic_container = &library->pic_container; + FT_UInt ss; + FT_Error error = FT_Err_Ok; + AFModulePIC* container; + FT_Memory memory = library->memory; + + /* allocate pointer, clear and set global container pointer */ + if ( FT_ALLOC ( container, sizeof ( *container ) ) ) + return error; + FT_MEM_SET( container, 0, sizeof(*container) ); + pic_container->autofit = container; + + /* initialize pointer table - this is how the module usually expects this data */ + for ( ss = 0 ; ss < AF_SCRIPT_CLASSES_REC_COUNT ; ss++ ) + { + container->af_script_classes[ss] = &container->af_script_classes_rec[ss]; + } + container->af_script_classes[AF_SCRIPT_CLASSES_COUNT-1] = NULL; + + /* add call to initialization function when you add new scripts */ + ss = 0; + FT_Init_Class_af_dummy_script_class(&container->af_script_classes_rec[ss++]); +#ifdef FT_OPTION_AUTOFIT2 + FT_Init_Class_af_latin2_script_class(&container->af_script_classes_rec[ss++]); +#endif + FT_Init_Class_af_latin_script_class(&container->af_script_classes_rec[ss++]); + FT_Init_Class_af_cjk_script_class(&container->af_script_classes_rec[ss++]); + FT_Init_Class_af_indic_script_class(&container->af_script_classes_rec[ss++]); + + FT_Init_Class_af_autofitter_service(library, &container->af_autofitter_service); + +/*Exit:*/ + if(error) + autofit_module_class_pic_free(library); + return error; + } + + +#endif /* FT_CONFIG_OPTION_PIC */ + + +/* END */ diff --git a/src/freetype2/autofit/afpic.h b/src/freetype2/autofit/afpic.h new file mode 100644 index 0000000..80e62d3 --- /dev/null +++ b/src/freetype2/autofit/afpic.h @@ -0,0 +1,64 @@ +/***************************************************************************/ +/* */ +/* afpic.h */ +/* */ +/* The FreeType position independent code services for autofit module. */ +/* */ +/* Copyright 2009 by */ +/* Oran Agra and Mickey Gabel. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + + +#ifndef __AFPIC_H__ +#define __AFPIC_H__ + + +FT_BEGIN_HEADER + +#include FT_INTERNAL_PIC_H + +#ifndef FT_CONFIG_OPTION_PIC + +#define AF_SCRIPT_CLASSES_GET af_script_classes +#define AF_AF_AUTOFITTER_SERVICE_GET af_autofitter_service + +#else /* FT_CONFIG_OPTION_PIC */ + +#include "aftypes.h" + +/* increase these when you add new scripts, and update autofit_module_class_pic_init */ +#ifdef FT_OPTION_AUTOFIT2 + #define AF_SCRIPT_CLASSES_COUNT 6 +#else + #define AF_SCRIPT_CLASSES_COUNT 5 +#endif +#define AF_SCRIPT_CLASSES_REC_COUNT (AF_SCRIPT_CLASSES_COUNT-1) + + typedef struct AFModulePIC_ + { + AF_ScriptClass af_script_classes[AF_SCRIPT_CLASSES_COUNT]; + AF_ScriptClassRec af_script_classes_rec[AF_SCRIPT_CLASSES_REC_COUNT]; + FT_AutoHinter_ServiceRec af_autofitter_service; + } AFModulePIC; + +#define GET_PIC(lib) ((AFModulePIC*)((lib)->pic_container.autofit)) +#define AF_SCRIPT_CLASSES_GET (GET_PIC(FT_FACE_LIBRARY(globals->face))->af_script_classes) +#define AF_AF_AUTOFITTER_SERVICE_GET (GET_PIC(library)->af_autofitter_service) + +#endif /* FT_CONFIG_OPTION_PIC */ + + /* */ + +FT_END_HEADER + +#endif /* __AFPIC_H__ */ + + +/* END */ diff --git a/src/freetype2/autofit/aftypes.h b/src/freetype2/autofit/aftypes.h index bd3fa88..5574f0c 100644 --- a/src/freetype2/autofit/aftypes.h +++ b/src/freetype2/autofit/aftypes.h @@ -4,7 +4,7 @@ /* */ /* Auto-fitter types (specification only). */ /* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -58,7 +58,8 @@ FT_BEGIN_HEADER #ifdef AF_DEBUG -#include +#include FT_CONFIG_STANDARD_LIBRARY_H + #define AF_LOG( x ) do { if ( _af_debug ) printf x; } while ( 0 ) extern int _af_debug; @@ -69,7 +70,7 @@ extern void* _af_debug_hints; #else /* !AF_DEBUG */ -#define AF_LOG( x ) do ; while ( 0 ) /* nothing */ +#define AF_LOG( x ) do { } while ( 0 ) /* nothing */ #endif /* !AF_DEBUG */ @@ -202,7 +203,7 @@ extern void* _af_debug_hints; * auto-hinted glyph image. */ - typedef enum + typedef enum AF_ScalerFlags_ { AF_SCALER_FLAG_NO_HORIZONTAL = 1, /* disable horizontal hinting */ AF_SCALER_FLAG_NO_VERTICAL = 2, /* disable vertical hinting */ @@ -260,7 +261,7 @@ extern void* _af_debug_hints; * used by more than one script. */ - typedef enum + typedef enum AF_Script_ { AF_SCRIPT_NONE = 0, AF_SCRIPT_LATIN = 1, @@ -284,6 +285,7 @@ extern void* _af_debug_hints; { AF_ScriptClass clazz; AF_ScalerRec scaler; + FT_Bool digits_have_same_width; } AF_ScriptMetricsRec, *AF_ScriptMetrics; @@ -320,6 +322,8 @@ extern void* _af_debug_hints; } AF_Script_UniRangeRec; +#define AF_UNIRANGE_REC( a, b ) { (FT_UInt32)(a), (FT_UInt32)(b) } + typedef const AF_Script_UniRangeRec *AF_Script_UniRange; @@ -328,7 +332,7 @@ extern void* _af_debug_hints; AF_Script script; AF_Script_UniRange script_uni_ranges; /* last must be { 0, 0 } */ - FT_UInt script_metrics_size; + FT_Offset script_metrics_size; AF_Script_InitMetricsFunc script_metrics_init; AF_Script_ScaleMetricsFunc script_metrics_scale; AF_Script_DoneMetricsFunc script_metrics_done; @@ -338,6 +342,56 @@ extern void* _af_debug_hints; } AF_ScriptClassRec; +/* Declare and define vtables for classes */ +#ifndef FT_CONFIG_OPTION_PIC + +#define AF_DECLARE_SCRIPT_CLASS(script_class) \ + FT_CALLBACK_TABLE const AF_ScriptClassRec \ + script_class; + +#define AF_DEFINE_SCRIPT_CLASS(script_class, script_, ranges, m_size, \ + m_init, m_scale, m_done, h_init, h_apply) \ + FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec \ + script_class = \ + { \ + script_, \ + ranges, \ + \ + m_size, \ + \ + m_init, \ + m_scale, \ + m_done, \ + \ + h_init, \ + h_apply \ + }; + +#else + +#define AF_DECLARE_SCRIPT_CLASS(script_class) \ + FT_LOCAL(void) \ + FT_Init_Class_##script_class(AF_ScriptClassRec* ac); + +#define AF_DEFINE_SCRIPT_CLASS(script_class, script_, ranges, m_size, \ + m_init, m_scale, m_done, h_init, h_apply) \ + FT_LOCAL_DEF(void) \ + FT_Init_Class_##script_class(AF_ScriptClassRec* ac) \ + { \ + ac->script = script_; \ + ac->script_uni_ranges = ranges; \ + \ + ac->script_metrics_size = m_size; \ + \ + ac->script_metrics_init = m_init; \ + ac->script_metrics_scale = m_scale; \ + ac->script_metrics_done = m_done; \ + \ + ac->script_hints_init = h_init; \ + ac->script_hints_apply = h_apply; \ + } +#endif + /* */ diff --git a/src/freetype2/autofit/autofit.c b/src/freetype2/autofit/autofit.c index 2fe66a9..83b613e 100644 --- a/src/freetype2/autofit/autofit.c +++ b/src/freetype2/autofit/autofit.c @@ -18,6 +18,7 @@ #define FT_MAKE_OPTION_SINGLE_OBJECT #include +#include "afpic.c" #include "afangles.c" #include "afglobal.c" #include "afhints.c" -- cgit v1.2.3