diff options
Diffstat (limited to 'src/3rdparty/freetype/src/cff/cffobjs.c')
-rw-r--r-- | src/3rdparty/freetype/src/cff/cffobjs.c | 276 |
1 files changed, 137 insertions, 139 deletions
diff --git a/src/3rdparty/freetype/src/cff/cffobjs.c b/src/3rdparty/freetype/src/cff/cffobjs.c index a2d7aec65e..6d08620c48 100644 --- a/src/3rdparty/freetype/src/cff/cffobjs.c +++ b/src/3rdparty/freetype/src/cff/cffobjs.c @@ -1,65 +1,63 @@ -/***************************************************************************/ -/* */ -/* cffobjs.c */ -/* */ -/* OpenType objects manager (body). */ -/* */ -/* Copyright 1996-2018 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* 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 <ft2build.h> - -#include FT_INTERNAL_DEBUG_H -#include FT_INTERNAL_CALC_H -#include FT_INTERNAL_STREAM_H -#include FT_ERRORS_H -#include FT_TRUETYPE_IDS_H -#include FT_TRUETYPE_TAGS_H -#include FT_INTERNAL_SFNT_H -#include FT_DRIVER_H +/**************************************************************************** + * + * cffobjs.c + * + * OpenType objects manager (body). + * + * Copyright (C) 1996-2023 by + * David Turner, Robert Wilhelm, and Werner Lemberg. + * + * 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 <freetype/internal/ftdebug.h> +#include <freetype/internal/ftcalc.h> +#include <freetype/internal/ftstream.h> +#include <freetype/fterrors.h> +#include <freetype/ttnameid.h> +#include <freetype/tttags.h> +#include <freetype/internal/sfnt.h> +#include <freetype/ftdriver.h> #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT -#include FT_MULTIPLE_MASTERS_H -#include FT_SERVICE_MULTIPLE_MASTERS_H -#include FT_SERVICE_METRICS_VARIATIONS_H +#include <freetype/ftmm.h> +#include <freetype/internal/services/svmm.h> +#include <freetype/internal/services/svmetric.h> #endif -#include FT_INTERNAL_CFF_OBJECTS_TYPES_H +#include <freetype/internal/cffotypes.h> #include "cffobjs.h" #include "cffload.h" #include "cffcmap.h" -#include "cffpic.h" #include "cfferrs.h" -#include FT_INTERNAL_POSTSCRIPT_AUX_H -#include FT_SERVICE_CFF_TABLE_LOAD_H +#include <freetype/internal/psaux.h> +#include <freetype/internal/services/svcfftl.h> - /*************************************************************************/ - /* */ - /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ - /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ - /* messages during execution. */ - /* */ + /************************************************************************** + * + * The macro FT_COMPONENT is used in trace mode. It is an implicit + * parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log + * messages during execution. + */ #undef FT_COMPONENT -#define FT_COMPONENT trace_cffobjs +#define FT_COMPONENT cffobjs - /*************************************************************************/ - /* */ - /* SIZE FUNCTIONS */ - /* */ - /*************************************************************************/ + /************************************************************************** + * + * SIZE FUNCTIONS + * + */ static PSH_Globals_Funcs @@ -71,8 +69,8 @@ FT_Module module; - module = FT_Get_Module( size->root.face->driver->root.library, - "pshinter" ); + module = FT_Get_Module( font->library, "pshinter" ); + return ( module && pshinter && pshinter->get_globals_funcs ) ? pshinter->get_globals_funcs( module ) : 0; @@ -168,46 +166,54 @@ FT_Error error = FT_Err_Ok; PSH_Globals_Funcs funcs = cff_size_get_globals_funcs( size ); + FT_Memory memory = cffsize->face->memory; + CFF_Internal internal = NULL; + CFF_Face face = (CFF_Face)cffsize->face; + CFF_Font font = (CFF_Font)face->extra.data; - if ( funcs ) - { - CFF_Face face = (CFF_Face)cffsize->face; - CFF_Font font = (CFF_Font)face->extra.data; - CFF_Internal internal = NULL; + PS_PrivateRec priv; - PS_PrivateRec priv; - FT_Memory memory = cffsize->face->memory; + FT_UInt i; - FT_UInt i; + if ( !funcs ) + goto Exit; + if ( FT_NEW( internal ) ) + goto Exit; - if ( FT_NEW( internal ) ) - goto Exit; + cff_make_private_dict( &font->top_font, &priv ); + error = funcs->create( memory, &priv, &internal->topfont ); + if ( error ) + goto Exit; + + for ( i = font->num_subfonts; i > 0; i-- ) + { + CFF_SubFont sub = font->subfonts[i - 1]; - cff_make_private_dict( &font->top_font, &priv ); - error = funcs->create( cffsize->face->memory, &priv, - &internal->topfont ); + + cff_make_private_dict( sub, &priv ); + error = funcs->create( memory, &priv, &internal->subfonts[i - 1] ); if ( error ) goto Exit; + } - for ( i = font->num_subfonts; i > 0; i-- ) - { - CFF_SubFont sub = font->subfonts[i - 1]; + cffsize->internal->module_data = internal; + size->strike_index = 0xFFFFFFFFUL; - cff_make_private_dict( sub, &priv ); - error = funcs->create( cffsize->face->memory, &priv, - &internal->subfonts[i - 1] ); - if ( error ) - goto Exit; + Exit: + if ( error ) + { + if ( internal ) + { + for ( i = font->num_subfonts; i > 0; i-- ) + FT_FREE( internal->subfonts[i - 1] ); + FT_FREE( internal->topfont ); } - cffsize->internal->module_data = internal; + FT_FREE( internal ); } - size->strike_index = 0xFFFFFFFFUL; - - Exit: return error; } @@ -275,6 +281,8 @@ cff_size_request( FT_Size size, FT_Size_Request req ) { + FT_Error error; + CFF_Size cffsize = (CFF_Size)size; PSH_Globals_Funcs funcs; @@ -296,7 +304,9 @@ #endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */ - FT_Request_Metrics( size->face, req ); + error = FT_Request_Metrics( size->face, req ); + if ( error ) + goto Exit; funcs = cff_size_get_globals_funcs( cffsize ); @@ -337,20 +347,22 @@ } } - return FT_Err_Ok; + Exit: + return error; } - /*************************************************************************/ - /* */ - /* SLOT FUNCTIONS */ - /* */ - /*************************************************************************/ + /************************************************************************** + * + * SLOT FUNCTIONS + * + */ FT_LOCAL_DEF( void ) cff_slot_done( FT_GlyphSlot slot ) { - slot->internal->glyph_hints = NULL; + if ( slot->internal ) + slot->internal->glyph_hints = NULL; } @@ -367,8 +379,7 @@ FT_Module module; - module = FT_Get_Module( slot->face->driver->root.library, - "pshinter" ); + module = FT_Get_Module( slot->library, "pshinter" ); if ( module ) { T2_Hints_Funcs funcs; @@ -383,11 +394,11 @@ } - /*************************************************************************/ - /* */ - /* FACE FUNCTIONS */ - /* */ - /*************************************************************************/ + /************************************************************************** + * + * FACE FUNCTIONS + * + */ static FT_String* cff_strcpy( FT_Memory memory, @@ -397,9 +408,7 @@ FT_String* result; - (void)FT_STRDUP( result, source ); - - FT_UNUSED( error ); + FT_MEM_STRDUP( result, source ); return result; } @@ -645,14 +654,14 @@ dict = &cff->top_font.font_dict; - /* we need the `PSNames' module for CFF and CEF formats */ + /* we need the `psnames' module for CFF and CEF formats */ /* which aren't CID-keyed */ if ( dict->cid_registry == 0xFFFFU && !psnames ) { FT_ERROR(( "cff_face_init:" - " cannot open CFF & CEF fonts\n" - " " - " without the `PSNames' module\n" )); + " cannot open CFF & CEF fonts\n" )); + FT_ERROR(( " " + " without the `psnames' module\n" )); error = FT_THROW( Missing_Module ); goto Exit; } @@ -675,13 +684,13 @@ /* In Multiple Master CFFs, two SIDs hold the Normalize Design */ /* Vector (NDV) and Convert Design Vector (CDV) charstrings, */ - /* which may contain NULL bytes in the middle of the data, too. */ + /* which may contain null bytes in the middle of the data, too. */ /* We thus access `cff->strings' directly. */ for ( idx = 1; idx < cff->num_strings; idx++ ) { FT_Byte* s1 = cff->strings[idx - 1]; FT_Byte* s2 = cff->strings[idx]; - FT_PtrDist s1len = s2 - s1 - 1; /* without the final NULL byte */ + FT_PtrDist s1len = s2 - s1 - 1; /* without the final null byte */ FT_PtrDist l; @@ -710,22 +719,15 @@ #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT { - FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm; - FT_Service_MetricsVariations var = (FT_Service_MetricsVariations)face->var; - FT_UInt instance_index = (FT_UInt)face_index >> 16; if ( FT_HAS_MULTIPLE_MASTERS( cffface ) && - mm && instance_index > 0 ) { - error = mm->set_instance( cffface, instance_index ); + error = FT_Set_Named_Instance( cffface, instance_index ); if ( error ) goto Exit; - - if ( var ) - var->metrics_adjust( cffface ); } } #endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */ @@ -941,7 +943,8 @@ style_name = cff_strcpy( memory, fullp ); /* remove the style part from the family name (if present) */ - remove_style( cffface->family_name, style_name ); + if ( style_name ) + remove_style( cffface->family_name, style_name ); } break; } @@ -963,12 +966,12 @@ cffface->style_name = style_name; else /* assume "Regular" style if we don't know better */ - cffface->style_name = cff_strcpy( memory, (char *)"Regular" ); + cffface->style_name = cff_strcpy( memory, "Regular" ); - /*******************************************************************/ - /* */ - /* Compute face flags. */ - /* */ + /******************************************************************** + * + * Compute face flags. + */ flags = FT_FACE_FLAG_SCALABLE | /* scalable outlines */ FT_FACE_FLAG_HORIZONTAL | /* horizontal data */ FT_FACE_FLAG_HINTER; /* has native hinter */ @@ -989,10 +992,10 @@ cffface->face_flags |= flags; - /*******************************************************************/ - /* */ - /* Compute style flags. */ - /* */ + /******************************************************************** + * + * Compute style flags. + */ flags = 0; if ( dict->italic_angle ) @@ -1018,20 +1021,18 @@ cffface->style_flags = flags; } -#ifndef FT_CONFIG_OPTION_NO_GLYPH_NAMES - /* CID-keyed CFF fonts don't have glyph names -- the SFNT loader */ - /* has unset this flag because of the 3.0 `post' table. */ - if ( dict->cid_registry == 0xFFFFU ) + /* CID-keyed CFF or CFF2 fonts don't have glyph names -- the SFNT */ + /* loader has unset this flag because of the 3.0 `post' table. */ + if ( dict->cid_registry == 0xFFFFU && !cff2 ) cffface->face_flags |= FT_FACE_FLAG_GLYPH_NAMES; -#endif if ( dict->cid_registry != 0xFFFFU && pure_cff ) cffface->face_flags |= FT_FACE_FLAG_CID_KEYED; - /*******************************************************************/ - /* */ - /* Compute char maps. */ - /* */ + /******************************************************************** + * + * Compute char maps. + */ /* Try to synthesize a Unicode charmap if there is none available */ /* already. If an OpenType font contains a Unicode "cmap", we */ @@ -1039,11 +1040,11 @@ { FT_CharMapRec cmaprec; FT_CharMap cmap; - FT_UInt nn; + FT_Int nn; CFF_Encoding encoding = &cff->encoding; - for ( nn = 0; nn < (FT_UInt)cffface->num_charmaps; nn++ ) + for ( nn = 0; nn < cffface->num_charmaps; nn++ ) { cmap = cffface->charmaps[nn]; @@ -1068,17 +1069,18 @@ cmaprec.encoding_id = TT_MS_ID_UNICODE_CS; cmaprec.encoding = FT_ENCODING_UNICODE; - nn = (FT_UInt)cffface->num_charmaps; + nn = cffface->num_charmaps; - error = FT_CMap_New( &CFF_CMAP_UNICODE_CLASS_REC_GET, NULL, + error = FT_CMap_New( &cff_cmap_unicode_class_rec, NULL, &cmaprec, NULL ); if ( error && - FT_ERR_NEQ( error, No_Unicode_Glyph_Name ) ) + FT_ERR_NEQ( error, No_Unicode_Glyph_Name ) && + FT_ERR_NEQ( error, Unimplemented_Feature ) ) goto Exit; error = FT_Err_Ok; /* if no Unicode charmap was previously selected, select this one */ - if ( !cffface->charmap && nn != (FT_UInt)cffface->num_charmaps ) + if ( !cffface->charmap && nn != cffface->num_charmaps ) cffface->charmap = cffface->charmaps[nn]; Skip_Unicode: @@ -1094,19 +1096,19 @@ { cmaprec.encoding_id = TT_ADOBE_ID_STANDARD; cmaprec.encoding = FT_ENCODING_ADOBE_STANDARD; - clazz = &CFF_CMAP_ENCODING_CLASS_REC_GET; + clazz = &cff_cmap_encoding_class_rec; } else if ( encoding->offset == 1 ) { cmaprec.encoding_id = TT_ADOBE_ID_EXPERT; cmaprec.encoding = FT_ENCODING_ADOBE_EXPERT; - clazz = &CFF_CMAP_ENCODING_CLASS_REC_GET; + clazz = &cff_cmap_encoding_class_rec; } else { cmaprec.encoding_id = TT_ADOBE_ID_CUSTOM; cmaprec.encoding = FT_ENCODING_ADOBE_CUSTOM; - clazz = &CFF_CMAP_ENCODING_CLASS_REC_GET; + clazz = &cff_cmap_encoding_class_rec; } error = FT_CMap_New( clazz, NULL, &cmaprec, NULL ); @@ -1148,7 +1150,7 @@ } #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT - cff_done_blend( face ); + cff_done_blend( cffface ); face->blend = NULL; #endif } @@ -1163,11 +1165,7 @@ /* set default property values, cf. `ftcffdrv.h' */ -#ifdef CFF_CONFIG_OPTION_OLD_ENGINE - driver->hinting_engine = FT_HINTING_FREETYPE; -#else driver->hinting_engine = FT_HINTING_ADOBE; -#endif driver->no_stem_darkening = TRUE; |