diff options
Diffstat (limited to 'src/3rdparty/freetype/src/autofit/afglobal.c')
| -rw-r--r-- | src/3rdparty/freetype/src/autofit/afglobal.c | 80 |
1 files changed, 42 insertions, 38 deletions
diff --git a/src/3rdparty/freetype/src/autofit/afglobal.c b/src/3rdparty/freetype/src/autofit/afglobal.c index d5129423d5..b1957570f0 100644 --- a/src/3rdparty/freetype/src/autofit/afglobal.c +++ b/src/3rdparty/freetype/src/autofit/afglobal.c @@ -4,7 +4,7 @@ * * Auto-fitter routines to compute global hinting values (body). * - * Copyright (C) 2003-2020 by + * Copyright (C) 2003-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -19,6 +19,7 @@ #include "afglobal.h" #include "afranges.h" #include "afshaper.h" +#include "afws-decl.h" #include <freetype/internal/ftdebug.h> @@ -32,11 +33,6 @@ #define FT_COMPONENT afglobal - /* get writing system specific header files */ -#undef WRITING_SYSTEM -#define WRITING_SYSTEM( ws, WS ) /* empty */ -#include "afwrtsys.h" - #include "aferrors.h" @@ -74,7 +70,7 @@ af_writing_system_classes[] = { -#include "afwrtsys.h" +#include "afws-iter.h" NULL /* do not remove */ }; @@ -133,13 +129,13 @@ FT_Face face = globals->face; FT_CharMap old_charmap = face->charmap; FT_UShort* gstyles = globals->glyph_styles; - FT_UInt ss; + FT_UShort ss; + FT_UShort dflt = 0xFFFFU; /* a non-valid value */ FT_UInt i; - FT_UInt dflt = ~0U; /* a non-valid value */ /* the value AF_STYLE_UNASSIGNED means `uncovered glyph' */ - for ( i = 0; i < (FT_UInt)globals->glyph_count; i++ ) + for ( i = 0; i < globals->glyph_count; i++ ) gstyles[i] = AF_STYLE_UNASSIGNED; error = FT_Select_Charmap( face, FT_ENCODING_UNICODE ); @@ -172,8 +168,7 @@ */ if ( style_class->coverage == AF_COVERAGE_DEFAULT ) { - if ( (FT_UInt)style_class->script == - globals->module->default_script ) + if ( style_class->script == globals->module->default_script ) dflt = ss; for ( range = script_class->script_uni_ranges; @@ -187,9 +182,9 @@ gindex = FT_Get_Char_Index( face, charcode ); if ( gindex != 0 && - gindex < (FT_ULong)globals->glyph_count && + gindex < globals->glyph_count && ( gstyles[gindex] & AF_STYLE_MASK ) == AF_STYLE_UNASSIGNED ) - gstyles[gindex] = (FT_UShort)ss; + gstyles[gindex] = ss; for (;;) { @@ -198,9 +193,9 @@ if ( gindex == 0 || charcode > range->last ) break; - if ( gindex < (FT_ULong)globals->glyph_count && + if ( gindex < globals->glyph_count && ( gstyles[gindex] & AF_STYLE_MASK ) == AF_STYLE_UNASSIGNED ) - gstyles[gindex] = (FT_UShort)ss; + gstyles[gindex] = ss; } } @@ -215,9 +210,9 @@ gindex = FT_Get_Char_Index( face, charcode ); - if ( gindex != 0 && - gindex < (FT_ULong)globals->glyph_count && - ( gstyles[gindex] & AF_STYLE_MASK ) == (FT_UShort)ss ) + if ( gindex != 0 && + gindex < globals->glyph_count && + ( gstyles[gindex] & AF_STYLE_MASK ) == ss ) gstyles[gindex] |= AF_NONBASE; for (;;) @@ -227,8 +222,8 @@ if ( gindex == 0 || charcode > range->last ) break; - if ( gindex < (FT_ULong)globals->glyph_count && - ( gstyles[gindex] & AF_STYLE_MASK ) == (FT_UShort)ss ) + if ( gindex < globals->glyph_count && + ( gstyles[gindex] & AF_STYLE_MASK ) == ss ) gstyles[gindex] |= AF_NONBASE; } } @@ -259,7 +254,7 @@ FT_UInt gindex = FT_Get_Char_Index( face, i ); - if ( gindex != 0 && gindex < (FT_ULong)globals->glyph_count ) + if ( gindex != 0 && gindex < globals->glyph_count ) gstyles[gindex] |= AF_DIGIT; } @@ -270,7 +265,7 @@ */ if ( globals->module->fallback_style != AF_STYLE_UNASSIGNED ) { - FT_Long nn; + FT_UInt nn; for ( nn = 0; nn < globals->glyph_count; nn++ ) @@ -285,16 +280,16 @@ #ifdef FT_DEBUG_LEVEL_TRACE - FT_TRACE4(( "\n" - "style coverage\n" - "==============\n" - "\n" )); + FT_TRACE4(( "\n" )); + FT_TRACE4(( "style coverage\n" )); + FT_TRACE4(( "==============\n" )); + FT_TRACE4(( "\n" )); for ( ss = 0; af_style_classes[ss]; ss++ ) { AF_StyleClass style_class = af_style_classes[ss]; FT_UInt count = 0; - FT_Long idx; + FT_UInt idx; FT_TRACE4(( "%s:\n", af_style_names[style_class->style] )); @@ -306,7 +301,7 @@ if ( !( count % 10 ) ) FT_TRACE4(( " " )); - FT_TRACE4(( " %ld", idx )); + FT_TRACE4(( " %d", idx )); count++; if ( !( count % 10 ) ) @@ -322,7 +317,7 @@ #endif /* FT_DEBUG_LEVEL_TRACE */ - FT_Set_Charmap( face, old_charmap ); + face->charmap = old_charmap; return error; } @@ -341,13 +336,15 @@ /* we allocate an AF_FaceGlobals structure together */ /* with the glyph_styles array */ - if ( FT_ALLOC( globals, - sizeof ( *globals ) + - (FT_ULong)face->num_glyphs * sizeof ( FT_UShort ) ) ) + if ( FT_QALLOC( globals, + sizeof ( *globals ) + + (FT_ULong)face->num_glyphs * sizeof ( FT_UShort ) ) ) goto Exit; + FT_ZERO( &globals->metrics ); + globals->face = face; - globals->glyph_count = face->num_glyphs; + globals->glyph_count = (FT_UInt)face->num_glyphs; /* right after the globals structure come the glyph styles */ globals->glyph_styles = (FT_UShort*)( globals + 1 ); globals->module = module; @@ -359,7 +356,7 @@ globals->scale_down_factor = 0; #ifdef FT_CONFIG_OPTION_USE_HARFBUZZ - globals->hb_font = hb_ft_font_create( face, NULL ); + globals->hb_font = hb_ft_font_create_( face, NULL ); globals->hb_buf = hb_buffer_create(); #endif @@ -379,8 +376,11 @@ FT_LOCAL_DEF( void ) - af_face_globals_free( AF_FaceGlobals globals ) + af_face_globals_free( void* globals_ ) { + AF_FaceGlobals globals = (AF_FaceGlobals)globals_; + + if ( globals ) { FT_Memory memory = globals->face->memory; @@ -431,7 +431,7 @@ FT_Error error = FT_Err_Ok; - if ( gindex >= (FT_ULong)globals->glyph_count ) + if ( gindex >= globals->glyph_count ) { error = FT_THROW( Invalid_Argument ); goto Exit; @@ -478,6 +478,10 @@ { style = (AF_Style)( globals->glyph_styles[gindex] & AF_STYLE_UNASSIGNED ); + /* IMPORTANT: Clear the error code, see + * https://gitlab.freedesktop.org/freetype/freetype/-/issues/1063 + */ + error = FT_Err_Ok; goto Again; } @@ -499,7 +503,7 @@ af_face_globals_is_digit( AF_FaceGlobals globals, FT_UInt gindex ) { - if ( gindex < (FT_ULong)globals->glyph_count ) + if ( gindex < globals->glyph_count ) return FT_BOOL( globals->glyph_styles[gindex] & AF_DIGIT ); return FT_BOOL( 0 ); |