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Diffstat (limited to 'modules/freetype2/src/cff/cffobjs.c')
-rw-r--r--modules/freetype2/src/cff/cffobjs.c173
1 files changed, 91 insertions, 82 deletions
diff --git a/modules/freetype2/src/cff/cffobjs.c b/modules/freetype2/src/cff/cffobjs.c
index 926effc52..a2d7aec65 100644
--- a/modules/freetype2/src/cff/cffobjs.c
+++ b/modules/freetype2/src/cff/cffobjs.c
@@ -4,7 +4,7 @@
/* */
/* OpenType objects manager (body). */
/* */
-/* Copyright 1996-2016 by */
+/* Copyright 1996-2018 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -25,8 +25,15 @@
#include FT_TRUETYPE_IDS_H
#include FT_TRUETYPE_TAGS_H
#include FT_INTERNAL_SFNT_H
-#include FT_CFF_DRIVER_H
+#include FT_DRIVER_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
+#endif
+
+#include FT_INTERNAL_CFF_OBJECTS_TYPES_H
#include "cffobjs.h"
#include "cffload.h"
#include "cffcmap.h"
@@ -34,6 +41,9 @@
#include "cfferrs.h"
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+#include FT_SERVICE_CFF_TABLE_LOAD_H
+
/*************************************************************************/
/* */
@@ -49,9 +59,6 @@
/* */
/* SIZE FUNCTIONS */
/* */
- /* Note that we store the global hints in the size's `internal' root */
- /* field. */
- /* */
/*************************************************************************/
@@ -75,10 +82,11 @@
FT_LOCAL_DEF( void )
cff_size_done( FT_Size cffsize ) /* CFF_Size */
{
+ FT_Memory memory = cffsize->face->memory;
CFF_Size size = (CFF_Size)cffsize;
CFF_Face face = (CFF_Face)size->root.face;
CFF_Font font = (CFF_Font)face->extra.data;
- CFF_Internal internal = (CFF_Internal)cffsize->internal;
+ CFF_Internal internal = (CFF_Internal)cffsize->internal->module_data;
if ( internal )
@@ -98,7 +106,7 @@
funcs->destroy( internal->subfonts[i - 1] );
}
- /* `internal' is freed by destroy_size (in ftobjs.c) */
+ FT_FREE( internal );
}
}
@@ -194,7 +202,7 @@
goto Exit;
}
- cffsize->internal = (FT_Size_Internal)(void*)internal;
+ cffsize->internal->module_data = internal;
}
size->strike_index = 0xFFFFFFFFUL;
@@ -224,7 +232,7 @@
{
CFF_Face face = (CFF_Face)size->face;
CFF_Font font = (CFF_Font)face->extra.data;
- CFF_Internal internal = (CFF_Internal)size->internal;
+ CFF_Internal internal = (CFF_Internal)size->internal->module_data;
FT_Long top_upm = (FT_Long)font->top_font.font_dict.units_per_em;
FT_UInt i;
@@ -296,7 +304,7 @@
{
CFF_Face cffface = (CFF_Face)size->face;
CFF_Font font = (CFF_Font)cffface->extra.data;
- CFF_Internal internal = (CFF_Internal)size->internal;
+ CFF_Internal internal = (CFF_Internal)size->internal->module_data;
FT_Long top_upm = (FT_Long)font->top_font.font_dict.units_per_em;
FT_UInt i;
@@ -405,7 +413,7 @@
remove_subset_prefix( FT_String* name )
{
FT_Int32 idx = 0;
- FT_Int32 length = (FT_Int32)strlen( name ) + 1;
+ FT_Int32 length = (FT_Int32)ft_strlen( name ) + 1;
FT_Bool continue_search = 1;
@@ -442,8 +450,8 @@
FT_Int32 family_name_length, style_name_length;
- family_name_length = (FT_Int32)strlen( family_name );
- style_name_length = (FT_Int32)strlen( style_name );
+ family_name_length = (FT_Int32)ft_strlen( family_name );
+ style_name_length = (FT_Int32)ft_strlen( style_name );
if ( family_name_length > style_name_length )
{
@@ -490,14 +498,16 @@
SFNT_Service sfnt;
FT_Service_PsCMaps psnames;
PSHinter_Service pshinter;
+ PSAux_Service psaux;
+ FT_Service_CFFLoad cffload;
FT_Bool pure_cff = 1;
FT_Bool cff2 = 0;
FT_Bool sfnt_format = 0;
FT_Library library = cffface->driver->root.library;
- sfnt = (SFNT_Service)FT_Get_Module_Interface(
- library, "sfnt" );
+ sfnt = (SFNT_Service)FT_Get_Module_Interface( library,
+ "sfnt" );
if ( !sfnt )
{
FT_ERROR(( "cff_face_init: cannot access `sfnt' module\n" ));
@@ -507,8 +517,20 @@
FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
- pshinter = (PSHinter_Service)FT_Get_Module_Interface(
- library, "pshinter" );
+ pshinter = (PSHinter_Service)FT_Get_Module_Interface( library,
+ "pshinter" );
+
+ psaux = (PSAux_Service)FT_Get_Module_Interface( library,
+ "psaux" );
+ if ( !psaux )
+ {
+ FT_ERROR(( "cff_face_init: cannot access `psaux' module\n" ));
+ error = FT_THROW( Missing_Module );
+ goto Exit;
+ }
+ face->psaux = psaux;
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, cffload, CFF_LOAD );
FT_TRACE2(( "CFF driver\n" ));
@@ -517,6 +539,7 @@
goto Exit;
/* check whether we have a valid OpenType file */
+ FT_TRACE2(( " " ));
error = sfnt->init_face( stream, face, face_index, num_params, params );
if ( !error )
{
@@ -559,8 +582,8 @@
error = face->goto_table( face, TTAG_CFF2, stream, 0 );
if ( !error )
{
- cff2 = 1;
- face->isCFF2 = cff2;
+ cff2 = 1;
+ face->is_cff2 = cff2;
}
if ( FT_ERR_EQ( error, Table_Missing ) )
@@ -594,6 +617,7 @@
stream,
face_index,
cff,
+ face,
pure_cff,
cff2 );
if ( error )
@@ -609,6 +633,7 @@
cff->pshinter = pshinter;
cff->psnames = psnames;
+ cff->cffload = cffload;
cffface->face_index = face_index & 0xFFFF;
@@ -683,62 +708,28 @@
}
#endif /* FT_DEBUG_LEVEL_TRACE */
-
-
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
-
- {
- FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
-
- FT_Int instance_index = face_index >> 16;
-
-
- if ( FT_HAS_MULTIPLE_MASTERS( cffface ) &&
- mm &&
- instance_index > 0 )
{
- FT_MM_Var* mm_var;
+ 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;
- error = mm->get_mm_var( cffface, NULL );
- if ( error )
- goto Exit;
-
- mm->get_var_blend( cffface, NULL, NULL, &mm_var );
- if ( mm_var->namedstyle )
+ if ( FT_HAS_MULTIPLE_MASTERS( cffface ) &&
+ mm &&
+ instance_index > 0 )
{
- FT_Var_Named_Style* named_style;
- FT_String* style_name;
-
-
- /* in `face_index', the instance index starts with value 1 */
- named_style = mm_var->namedstyle + instance_index - 1;
- error = sfnt->get_name( face,
- (FT_UShort)named_style->strid,
- &style_name );
+ error = mm->set_instance( cffface, instance_index );
if ( error )
goto Exit;
- /* set style name; if already set, replace it */
- if ( face->root.style_name )
- FT_FREE( face->root.style_name );
- face->root.style_name = style_name;
-
- /* finally, select the named instance */
- error = mm->set_var_design( cffface,
- mm_var->num_axis,
- named_style->coords );
- if ( error )
- goto Exit;
+ if ( var )
+ var->metrics_adjust( cffface );
}
}
- }
-
#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
-
-
if ( !dict->has_font_matrix )
dict->units_per_em = pure_cff ? 1000 : face->root.units_per_EM;
@@ -877,7 +868,8 @@
cffface->height = (FT_Short)( ( cffface->units_per_EM * 12 ) / 10 );
if ( cffface->height < cffface->ascender - cffface->descender )
- cffface->height = (FT_Short)( cffface->ascender - cffface->descender );
+ cffface->height = (FT_Short)( cffface->ascender -
+ cffface->descender );
cffface->underline_position =
(FT_Short)( dict->underline_position >> 16 );
@@ -885,28 +877,33 @@
(FT_Short)( dict->underline_thickness >> 16 );
/* retrieve font family & style name */
- cffface->family_name = cff_index_get_name(
- cff,
- (FT_UInt)( face_index & 0xFFFF ) );
+ if ( dict->family_name )
+ {
+ char* family_name;
+
+
+ family_name = cff_index_get_sid_string( cff, dict->family_name );
+ if ( family_name )
+ cffface->family_name = cff_strcpy( memory, family_name );
+ }
+
+ if ( !cffface->family_name )
+ {
+ cffface->family_name = cff_index_get_name(
+ cff,
+ (FT_UInt)( face_index & 0xFFFF ) );
+ if ( cffface->family_name )
+ remove_subset_prefix( cffface->family_name );
+ }
+
if ( cffface->family_name )
{
char* full = cff_index_get_sid_string( cff,
dict->full_name );
char* fullp = full;
char* family = cffface->family_name;
- char* family_name = NULL;
- remove_subset_prefix( cffface->family_name );
-
- if ( dict->family_name )
- {
- family_name = cff_index_get_sid_string( cff,
- dict->family_name );
- if ( family_name )
- family = family_name;
- }
-
/* We try to extract the style name from the full name. */
/* We need to ignore spaces and dashes during the search. */
if ( full && family )
@@ -1021,7 +1018,6 @@
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. */
@@ -1032,7 +1028,6 @@
if ( dict->cid_registry != 0xFFFFU && pure_cff )
cffface->face_flags |= FT_FACE_FLAG_CID_KEYED;
-
/*******************************************************************/
/* */
/* Compute char maps. */
@@ -1162,14 +1157,16 @@
FT_LOCAL_DEF( FT_Error )
cff_driver_init( FT_Module module ) /* CFF_Driver */
{
- CFF_Driver driver = (CFF_Driver)module;
+ PS_Driver driver = (PS_Driver)module;
+
+ FT_UInt32 seed;
/* set default property values, cf. `ftcffdrv.h' */
#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
- driver->hinting_engine = FT_CFF_HINTING_FREETYPE;
+ driver->hinting_engine = FT_HINTING_FREETYPE;
#else
- driver->hinting_engine = FT_CFF_HINTING_ADOBE;
+ driver->hinting_engine = FT_HINTING_ADOBE;
#endif
driver->no_stem_darkening = TRUE;
@@ -1183,6 +1180,18 @@
driver->darken_params[6] = CFF_CONFIG_OPTION_DARKENING_PARAMETER_X4;
driver->darken_params[7] = CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y4;
+ /* compute random seed from some memory addresses */
+ seed = (FT_UInt32)( (FT_Offset)(char*)&seed ^
+ (FT_Offset)(char*)&module ^
+ (FT_Offset)(char*)module->memory );
+ seed = seed ^ ( seed >> 10 ) ^ ( seed >> 20 );
+
+ driver->random_seed = (FT_Int32)seed;
+ if ( driver->random_seed < 0 )
+ driver->random_seed = -driver->random_seed;
+ else if ( driver->random_seed == 0 )
+ driver->random_seed = 123456789;
+
return FT_Err_Ok;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-10 12:13:09 +0000