diff options
Diffstat (limited to 'src/cff/cffdrivr.c')
| -rw-r--r-- | src/cff/cffdrivr.c | 381 |
1 files changed, 140 insertions, 241 deletions
diff --git a/src/cff/cffdrivr.c b/src/cff/cffdrivr.c index 38bfc2ca3..df896848d 100644 --- a/src/cff/cffdrivr.c +++ b/src/cff/cffdrivr.c @@ -4,7 +4,7 @@ /* */ /* OpenType font driver implementation (body). */ /* */ -/* Copyright 1996-2017 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, */ @@ -21,16 +21,20 @@ #include FT_INTERNAL_DEBUG_H #include FT_INTERNAL_STREAM_H #include FT_INTERNAL_SFNT_H +#include FT_INTERNAL_POSTSCRIPT_AUX_H +#include FT_INTERNAL_POSTSCRIPT_PROPS_H #include FT_SERVICE_CID_H #include FT_SERVICE_POSTSCRIPT_INFO_H #include FT_SERVICE_POSTSCRIPT_NAME_H #include FT_SERVICE_TT_CMAP_H +#include FT_SERVICE_CFF_TABLE_LOAD_H #include "cffdrivr.h" #include "cffgload.h" #include "cffload.h" #include "cffcmap.h" #include "cffparse.h" +#include "cffobjs.h" #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT #include FT_SERVICE_MULTIPLE_MASTERS_H @@ -43,7 +47,7 @@ #include FT_SERVICE_FONT_FORMAT_H #include FT_SERVICE_GLYPH_DICT_H #include FT_SERVICE_PROPERTIES_H -#include FT_CFF_DRIVER_H +#include FT_DRIVER_H /*************************************************************************/ @@ -214,8 +218,8 @@ { #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT /* no fast retrieval for blended MM fonts without VVAR table */ - if ( !ttface->is_default_instance && - !( ttface->variation_support & TT_FACE_FLAG_VAR_VADVANCE ) ) + if ( ( FT_IS_NAMED_INSTANCE( face ) || FT_IS_VARIATION( face ) ) && + !( ttface->variation_support & TT_FACE_FLAG_VAR_VADVANCE ) ) return FT_THROW( Unimplemented_Feature ); #endif @@ -237,8 +241,10 @@ &dummy, &ah ); - FT_TRACE5(( " idx %d: advance height %d font units\n", - start + nn, ah )); + FT_TRACE5(( " idx %d: advance height %d font unit%s\n", + start + nn, + ah, + ah == 1 ? "" : "s" )); advances[nn] = ah; } } @@ -246,8 +252,8 @@ { #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT /* no fast retrieval for blended MM fonts without HVAR table */ - if ( !ttface->is_default_instance && - !( ttface->variation_support & TT_FACE_FLAG_VAR_HADVANCE ) ) + if ( ( FT_IS_NAMED_INSTANCE( face ) || FT_IS_VARIATION( face ) ) && + !( ttface->variation_support & TT_FACE_FLAG_VAR_HADVANCE ) ) return FT_THROW( Unimplemented_Feature ); #endif @@ -266,8 +272,10 @@ &dummy, &aw ); - FT_TRACE5(( " idx %d: advance width %d font units\n", - start + nn, aw )); + FT_TRACE5(( " idx %d: advance width %d font unit%s\n", + start + nn, + aw, + aw == 1 ? "" : "s" )); advances[nn] = aw; } } @@ -493,11 +501,89 @@ } + static FT_Error + cff_ps_get_font_extra( CFF_Face face, + PS_FontExtraRec* afont_extra ) + { + CFF_Font cff = (CFF_Font)face->extra.data; + FT_Error error = FT_Err_Ok; + + + if ( cff && cff->font_extra == NULL ) + { + CFF_FontRecDict dict = &cff->top_font.font_dict; + PS_FontExtraRec* font_extra = NULL; + FT_Memory memory = face->root.memory; + FT_String* embedded_postscript; + + + if ( FT_ALLOC( font_extra, sizeof ( *font_extra ) ) ) + goto Fail; + + font_extra->fs_type = 0U; + + embedded_postscript = cff_index_get_sid_string( + cff, + dict->embedded_postscript ); + if ( embedded_postscript ) + { + FT_String* start_fstype; + FT_String* start_def; + + + /* Identify the XYZ integer in `/FSType XYZ def' substring. */ + if ( ( start_fstype = ft_strstr( embedded_postscript, + "/FSType" ) ) != NULL && + ( start_def = ft_strstr( start_fstype + + sizeof ( "/FSType" ) - 1, + "def" ) ) != NULL ) + { + FT_String* s; + + + for ( s = start_fstype + sizeof ( "/FSType" ) - 1; + s != start_def; + s++ ) + { + if ( *s >= '0' && *s <= '9' ) + { + if ( font_extra->fs_type >= ( FT_USHORT_MAX - 9 ) / 10 ) + { + /* Overflow - ignore the FSType value. */ + font_extra->fs_type = 0U; + break; + } + + font_extra->fs_type *= 10; + font_extra->fs_type += (FT_UShort)( *s - '0' ); + } + else if ( *s != ' ' && *s != '\n' && *s != '\r' ) + { + /* Non-whitespace character between `/FSType' and next `def' */ + /* - ignore the FSType value. */ + font_extra->fs_type = 0U; + break; + } + } + } + } + + cff->font_extra = font_extra; + } + + if ( cff ) + *afont_extra = *cff->font_extra; + + Fail: + return error; + } + + FT_DEFINE_SERVICE_PSINFOREC( cff_service_ps_info, (PS_GetFontInfoFunc) cff_ps_get_font_info, /* ps_get_font_info */ - (PS_GetFontExtraFunc) NULL, /* ps_get_font_extra */ + (PS_GetFontExtraFunc) cff_ps_get_font_extra, /* ps_get_font_extra */ (PS_HasGlyphNamesFunc) cff_ps_has_glyph_names, /* ps_has_glyph_names */ /* unsupported with CFF fonts */ (PS_GetFontPrivateFunc)NULL, /* ps_get_font_private */ @@ -735,231 +821,12 @@ * PROPERTY SERVICE * */ - static FT_Error - cff_property_set( FT_Module module, /* CFF_Driver */ - const char* property_name, - const void* value, - FT_Bool value_is_string ) - { - FT_Error error = FT_Err_Ok; - CFF_Driver driver = (CFF_Driver)module; - -#ifndef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES - FT_UNUSED( value_is_string ); -#endif - - - if ( !ft_strcmp( property_name, "darkening-parameters" ) ) - { - FT_Int* darken_params; - FT_Int x1, y1, x2, y2, x3, y3, x4, y4; - -#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES - FT_Int dp[8]; - - - if ( value_is_string ) - { - const char* s = (const char*)value; - char* ep; - int i; - - - /* eight comma-separated numbers */ - for ( i = 0; i < 7; i++ ) - { - dp[i] = (FT_Int)ft_strtol( s, &ep, 10 ); - if ( *ep != ',' || s == ep ) - return FT_THROW( Invalid_Argument ); - - s = ep + 1; - } - - dp[7] = (FT_Int)ft_strtol( s, &ep, 10 ); - if ( !( *ep == '\0' || *ep == ' ' ) || s == ep ) - return FT_THROW( Invalid_Argument ); - - darken_params = dp; - } - else -#endif - darken_params = (FT_Int*)value; - - x1 = darken_params[0]; - y1 = darken_params[1]; - x2 = darken_params[2]; - y2 = darken_params[3]; - x3 = darken_params[4]; - y3 = darken_params[5]; - x4 = darken_params[6]; - y4 = darken_params[7]; - - if ( x1 < 0 || x2 < 0 || x3 < 0 || x4 < 0 || - y1 < 0 || y2 < 0 || y3 < 0 || y4 < 0 || - x1 > x2 || x2 > x3 || x3 > x4 || - y1 > 500 || y2 > 500 || y3 > 500 || y4 > 500 ) - return FT_THROW( Invalid_Argument ); - - driver->darken_params[0] = x1; - driver->darken_params[1] = y1; - driver->darken_params[2] = x2; - driver->darken_params[3] = y2; - driver->darken_params[4] = x3; - driver->darken_params[5] = y3; - driver->darken_params[6] = x4; - driver->darken_params[7] = y4; - - return error; - } - else if ( !ft_strcmp( property_name, "hinting-engine" ) ) - { -#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES - if ( value_is_string ) - { - const char* s = (const char*)value; - - - if ( !ft_strcmp( s, "adobe" ) ) - driver->hinting_engine = FT_CFF_HINTING_ADOBE; -#ifdef CFF_CONFIG_OPTION_OLD_ENGINE - else if ( !ft_strcmp( s, "freetype" ) ) - driver->hinting_engine = FT_CFF_HINTING_FREETYPE; -#endif - else - return FT_THROW( Invalid_Argument ); - } - else -#endif - { - FT_UInt* hinting_engine = (FT_UInt*)value; - - - if ( *hinting_engine == FT_CFF_HINTING_ADOBE -#ifdef CFF_CONFIG_OPTION_OLD_ENGINE - || *hinting_engine == FT_CFF_HINTING_FREETYPE -#endif - ) - driver->hinting_engine = *hinting_engine; - else - error = FT_ERR( Unimplemented_Feature ); - - return error; - } - } - else if ( !ft_strcmp( property_name, "no-stem-darkening" ) ) - { -#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES - if ( value_is_string ) - { - const char* s = (const char*)value; - long nsd = ft_strtol( s, NULL, 10 ); - - - if ( !nsd ) - driver->no_stem_darkening = FALSE; - else - driver->no_stem_darkening = TRUE; - } - else -#endif - { - FT_Bool* no_stem_darkening = (FT_Bool*)value; - - - driver->no_stem_darkening = *no_stem_darkening; - } - - return error; - } - else if ( !ft_strcmp( property_name, "random-seed" ) ) - { - FT_Int32 random_seed; - - -#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES - if ( value_is_string ) - { - const char* s = (const char*)value; - - - random_seed = (FT_Int32)ft_strtol( s, NULL, 10 ); - } - else -#endif - random_seed = *(FT_Int32*)value; - - if ( random_seed < 0 ) - random_seed = 0; - - driver->random_seed = random_seed; - - return error; - } - - FT_TRACE0(( "cff_property_set: missing property `%s'\n", - property_name )); - return FT_THROW( Missing_Property ); - } - - - static FT_Error - cff_property_get( FT_Module module, /* CFF_Driver */ - const char* property_name, - const void* value ) - { - FT_Error error = FT_Err_Ok; - CFF_Driver driver = (CFF_Driver)module; - - - if ( !ft_strcmp( property_name, "darkening-parameters" ) ) - { - FT_Int* darken_params = driver->darken_params; - FT_Int* val = (FT_Int*)value; - - - val[0] = darken_params[0]; - val[1] = darken_params[1]; - val[2] = darken_params[2]; - val[3] = darken_params[3]; - val[4] = darken_params[4]; - val[5] = darken_params[5]; - val[6] = darken_params[6]; - val[7] = darken_params[7]; - - return error; - } - else if ( !ft_strcmp( property_name, "hinting-engine" ) ) - { - FT_UInt hinting_engine = driver->hinting_engine; - FT_UInt* val = (FT_UInt*)value; - - - *val = hinting_engine; - - return error; - } - else if ( !ft_strcmp( property_name, "no-stem-darkening" ) ) - { - FT_Bool no_stem_darkening = driver->no_stem_darkening; - FT_Bool* val = (FT_Bool*)value; - - - *val = no_stem_darkening; - - return error; - } - - FT_TRACE0(( "cff_property_get: missing property `%s'\n", - property_name )); - return FT_THROW( Missing_Property ); - } - FT_DEFINE_SERVICE_PROPERTIESREC( cff_service_properties, - (FT_Properties_SetFunc)cff_property_set, /* set_property */ - (FT_Properties_GetFunc)cff_property_get ) /* get_property */ + (FT_Properties_SetFunc)ps_property_set, /* set_property */ + (FT_Properties_GetFunc)ps_property_get ) /* get_property */ #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT @@ -1028,6 +895,17 @@ } + static FT_Error + cff_set_instance( CFF_Face face, + FT_UInt instance_index ) + { + FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm; + + + return mm->set_instance( FT_FACE( face ), instance_index ); + } + + FT_DEFINE_SERVICE_MULTIMASTERSREC( cff_service_multi_masters, @@ -1038,6 +916,7 @@ (FT_Get_MM_Var_Func) cff_get_mm_var, /* get_mm_var */ (FT_Set_Var_Design_Func)cff_set_var_design, /* set_var_design */ (FT_Get_Var_Design_Func)cff_get_var_design, /* get_var_design */ + (FT_Set_Instance_Func) cff_set_instance, /* set_instance */ (FT_Get_Var_Blend_Func) cff_get_var_blend, /* get_var_blend */ (FT_Done_Blend_Func) cff_done_blend /* done_blend */ @@ -1088,6 +967,22 @@ #endif + /* + * CFFLOAD SERVICE + * + */ + + FT_DEFINE_SERVICE_CFFLOADREC( + cff_service_cff_load, + + (FT_Get_Standard_Encoding_Func)cff_get_standard_encoding, + (FT_Load_Private_Dict_Func) cff_load_private_dict, + (FT_FD_Select_Get_Func) cff_fd_select_get, + (FT_Blend_Check_Vector_Func) cff_blend_check_vector, + (FT_Blend_Build_Vector_Func) cff_blend_build_vector + ) + + /*************************************************************************/ /*************************************************************************/ /*************************************************************************/ @@ -1102,7 +997,7 @@ #if !defined FT_CONFIG_OPTION_NO_GLYPH_NAMES && \ defined TT_CONFIG_OPTION_GX_VAR_SUPPORT - FT_DEFINE_SERVICEDESCREC9( + FT_DEFINE_SERVICEDESCREC10( cff_services, FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF, @@ -1113,10 +1008,11 @@ FT_SERVICE_ID_GLYPH_DICT, &CFF_SERVICE_GLYPH_DICT_GET, FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET, FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET, - FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET + FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET, + FT_SERVICE_ID_CFF_LOAD, &CFF_SERVICE_CFF_LOAD_GET ) #elif !defined FT_CONFIG_OPTION_NO_GLYPH_NAMES - FT_DEFINE_SERVICEDESCREC7( + FT_DEFINE_SERVICEDESCREC8( cff_services, FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF, @@ -1125,10 +1021,11 @@ FT_SERVICE_ID_GLYPH_DICT, &CFF_SERVICE_GLYPH_DICT_GET, FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET, FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET, - FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET + FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET, + FT_SERVICE_ID_CFF_LOAD, &CFF_SERVICE_CFF_LOAD_GET ) #elif defined TT_CONFIG_OPTION_GX_VAR_SUPPORT - FT_DEFINE_SERVICEDESCREC8( + FT_DEFINE_SERVICEDESCREC9( cff_services, FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF, @@ -1138,10 +1035,11 @@ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &CFF_SERVICE_PS_NAME_GET, FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET, FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET, - FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET + FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET, + FT_SERVICE_ID_CFF_LOAD, &CFF_SERVICE_CFF_LOAD_GET ) #else - FT_DEFINE_SERVICEDESCREC6( + FT_DEFINE_SERVICEDESCREC7( cff_services, FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF, @@ -1149,7 +1047,8 @@ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &CFF_SERVICE_PS_NAME_GET, FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET, FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET, - FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET + FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET, + FT_SERVICE_ID_CFF_LOAD, &CFF_SERVICE_CFF_LOAD_GET ) #endif @@ -1208,7 +1107,7 @@ FT_MODULE_DRIVER_HAS_HINTER | FT_MODULE_DRIVER_HINTS_LIGHTLY, - sizeof ( CFF_DriverRec ), + sizeof ( PS_DriverRec ), "cff", 0x10000L, 0x20000L, |