X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=libraries%2Ffreetype-2.0.5%2Ft1driver.c;fp=libraries%2Ffreetype-2.0.5%2Ft1driver.c;h=0000000000000000000000000000000000000000;hp=49be9f64f0d186a819c7733a020af6bafef12bab;hb=bab0189ee9d56aca8bea909275317ab4e0be09ee;hpb=b837c0527f117b54845242ee7626df6d88394444 diff --git a/libraries/freetype-2.0.5/t1driver.c b/libraries/freetype-2.0.5/t1driver.c deleted file mode 100644 index 49be9f6..0000000 --- a/libraries/freetype-2.0.5/t1driver.c +++ /dev/null @@ -1,407 +0,0 @@ -/***************************************************************************/ -/* */ -/* t1driver.c */ -/* */ -/* Type 1 driver interface (body). */ -/* */ -/* Copyright 1996-2001 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 -#include "t1driver.h" -#include "t1gload.h" -#include "t1load.h" - -#include "t1errors.h" - -#ifndef T1_CONFIG_OPTION_NO_AFM -#include "t1afm.h" -#endif - -#include FT_INTERNAL_DEBUG_H -#include FT_INTERNAL_STREAM_H -#include FT_INTERNAL_POSTSCRIPT_NAMES_H - -#include /* for strcmp() */ - - - /*************************************************************************/ - /* */ - /* 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_t1driver - - - static FT_Error - t1_get_glyph_name( T1_Face face, - FT_UInt glyph_index, - FT_Pointer buffer, - FT_UInt buffer_max ) - { - FT_String* gname; - - - gname = face->type1.glyph_names[glyph_index]; - - if ( buffer_max > 0 ) - { - FT_UInt len = (FT_UInt)( strlen( gname ) ); - - - if (len >= buffer_max) - len = buffer_max - 1; - - MEM_Copy( buffer, gname, len ); - ((FT_Byte*)buffer)[len] = 0; - } - - return T1_Err_Ok; - } - - - /*************************************************************************/ - /* */ - /* */ - /* t1_get_name_index */ - /* */ - /* */ - /* Uses the Type 1 font's `glyph_names' table to find a given glyph */ - /* name's glyph index. */ - /* */ - /* */ - /* face :: A handle to the source face object. */ - /* */ - /* glyph_name :: The glyph name. */ - /* */ - /* */ - /* Glyph index. 0 means `undefined character code'. */ - /* */ - static FT_UInt - t1_get_name_index( T1_Face face, - FT_String* glyph_name ) - { - FT_Int i; - FT_String* gname; - - - for ( i = 0; i < face->type1.num_glyphs; i++ ) - { - gname = face->type1.glyph_names[i]; - - if ( !strcmp( glyph_name, gname ) ) - return (FT_UInt)i; - } - - return 0; - } - - - static const char* - t1_get_ps_name( T1_Face face ) - { - return (const char*) face->type1.font_name; - } - - - /*************************************************************************/ - /* */ - /* */ - /* Get_Interface */ - /* */ - /* */ - /* Each driver can provide one or more extensions to the base */ - /* FreeType API. These can be used to access format specific */ - /* features (e.g., all TrueType/OpenType resources share a common */ - /* file structure and common tables which can be accessed through the */ - /* `sfnt' interface), or more simply generic ones (e.g., the */ - /* `postscript names' interface which can be used to retrieve the */ - /* PostScript name of a given glyph index). */ - /* */ - /* */ - /* driver :: A handle to a driver object. */ - /* */ - /* */ - /* interface :: A string designing the interface. Examples are */ - /* `sfnt', `post_names', `charmaps', etc. */ - /* */ - /* */ - /* A typeless pointer to the extension's interface (normally a table */ - /* of function pointers). Returns NULL if the requested extension */ - /* isn't available (i.e., wasn't compiled in the driver at build */ - /* time). */ - /* */ - static FT_Module_Interface - Get_Interface( FT_Driver driver, - const FT_String* interface ) - { - FT_UNUSED( driver ); - FT_UNUSED( interface ); - - if ( strcmp( (const char*)interface, "glyph_name" ) == 0 ) - return (FT_Module_Interface)t1_get_glyph_name; - - if ( strcmp( (const char*)interface, "name_index" ) == 0 ) - return (FT_Module_Interface)t1_get_name_index; - - if ( strcmp( (const char*)interface, "postscript_name" ) == 0 ) - return (FT_Module_Interface)t1_get_ps_name; - -#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT - if ( strcmp( (const char*)interface, "get_mm" ) == 0 ) - return (FT_Module_Interface)T1_Get_Multi_Master; - - if ( strcmp( (const char*)interface, "set_mm_design") == 0 ) - return (FT_Module_Interface)T1_Set_MM_Design; - - if ( strcmp( (const char*)interface, "set_mm_blend") == 0 ) - return (FT_Module_Interface)T1_Set_MM_Blend; -#endif - return 0; - } - - -#ifndef T1_CONFIG_OPTION_NO_AFM - - /*************************************************************************/ - /* */ - /* */ - /* Get_Kerning */ - /* */ - /* */ - /* A driver method used to return the kerning vector between two */ - /* glyphs of the same face. */ - /* */ - /* */ - /* face :: A handle to the source face object. */ - /* */ - /* left_glyph :: The index of the left glyph in the kern pair. */ - /* */ - /* right_glyph :: The index of the right glyph in the kern pair. */ - /* */ - /* */ - /* kerning :: The kerning vector. This is in font units for */ - /* scalable formats, and in pixels for fixed-sizes */ - /* formats. */ - /* */ - /* */ - /* FreeType error code. 0 means success. */ - /* */ - /* */ - /* Only horizontal layouts (left-to-right & right-to-left) are */ - /* supported by this function. Other layouts, or more sophisticated */ - /* kernings are out of scope of this method (the basic driver */ - /* interface is meant to be simple). */ - /* */ - /* They can be implemented by format-specific interfaces. */ - /* */ - static FT_Error - Get_Kerning( T1_Face face, - FT_UInt left_glyph, - FT_UInt right_glyph, - FT_Vector* kerning ) - { - T1_AFM* afm; - - - kerning->x = 0; - kerning->y = 0; - - afm = (T1_AFM*)face->afm_data; - if ( afm ) - T1_Get_Kerning( afm, left_glyph, right_glyph, kerning ); - - return T1_Err_Ok; - } - - -#endif /* T1_CONFIG_OPTION_NO_AFM */ - - - /*************************************************************************/ - /* */ - /* */ - /* Get_Char_Index */ - /* */ - /* */ - /* Uses a charmap to return a given character code's glyph index. */ - /* */ - /* */ - /* charmap :: A handle to the source charmap object. */ - /* charcode :: The character code. */ - /* */ - /* */ - /* Glyph index. 0 means `undefined character code'. */ - /* */ - static FT_UInt - Get_Char_Index( FT_CharMap charmap, - FT_Long charcode ) - { - T1_Face face; - FT_UInt result = 0; - PSNames_Interface* psnames; - - - face = (T1_Face)charmap->face; - psnames = (PSNames_Interface*)face->psnames; - if ( psnames ) - switch ( charmap->encoding ) - { - /*******************************************************************/ - /* */ - /* Unicode encoding support */ - /* */ - case ft_encoding_unicode: - /* use the `PSNames' module to synthetize the Unicode charmap */ - result = psnames->lookup_unicode( &face->unicode_map, - (FT_ULong)charcode ); - - /* the function returns 0xFFFF if the Unicode charcode has */ - /* no corresponding glyph */ - if ( result == 0xFFFF ) - result = 0; - goto Exit; - - /*******************************************************************/ - /* */ - /* Custom Type 1 encoding */ - /* */ - case ft_encoding_adobe_custom: - { - T1_Encoding* encoding = &face->type1.encoding; - - - if ( charcode >= encoding->code_first && - charcode <= encoding->code_last ) - result = encoding->char_index[charcode]; - goto Exit; - } - - /*******************************************************************/ - /* */ - /* Adobe Standard & Expert encoding support */ - /* */ - default: - if ( charcode < 256 ) - { - FT_UInt code; - FT_Int n; - const char* glyph_name; - - - code = psnames->adobe_std_encoding[charcode]; - if ( charmap->encoding == ft_encoding_adobe_expert ) - code = psnames->adobe_expert_encoding[charcode]; - - glyph_name = psnames->adobe_std_strings( code ); - if ( !glyph_name ) - break; - - for ( n = 0; n < face->type1.num_glyphs; n++ ) - { - const char* gname = face->type1.glyph_names[n]; - - - if ( gname && gname[0] == glyph_name[0] && - strcmp( gname, glyph_name ) == 0 ) - { - result = n; - break; - } - } - } - } - Exit: - return result; - } - - - FT_CALLBACK_TABLE_DEF - const FT_Driver_Class t1_driver_class = - { - { - ft_module_font_driver | ft_module_driver_scalable, - sizeof( FT_DriverRec ), - - "type1", - 0x10000L, - 0x20000L, - - 0, /* format interface */ - - (FT_Module_Constructor)T1_Init_Driver, - (FT_Module_Destructor) T1_Done_Driver, - (FT_Module_Requester) Get_Interface, - }, - - sizeof( T1_FaceRec ), - sizeof( T1_SizeRec ), - sizeof( T1_GlyphSlotRec ), - - (FTDriver_initFace) T1_Init_Face, - (FTDriver_doneFace) T1_Done_Face, - (FTDriver_initSize) 0, - (FTDriver_doneSize) 0, - (FTDriver_initGlyphSlot)0, - (FTDriver_doneGlyphSlot)0, - - (FTDriver_setCharSizes) 0, - (FTDriver_setPixelSizes)0, - (FTDriver_loadGlyph) T1_Load_Glyph, - (FTDriver_getCharIndex) Get_Char_Index, - -#ifdef T1_CONFIG_OPTION_NO_AFM - (FTDriver_getKerning) 0, - (FTDriver_attachFile) 0, -#else - (FTDriver_getKerning) Get_Kerning, - (FTDriver_attachFile) T1_Read_AFM, -#endif - (FTDriver_getAdvances) 0 - }; - - -#ifdef FT_CONFIG_OPTION_DYNAMIC_DRIVERS - - - /*************************************************************************/ - /* */ - /* */ - /* getDriverClass */ - /* */ - /* */ - /* This function is used when compiling the TrueType driver as a */ - /* shared library (`.DLL' or `.so'). It will be used by the */ - /* high-level library of FreeType to retrieve the address of the */ - /* driver's generic interface. */ - /* */ - /* It shouldn't be implemented in a static build, as each driver must */ - /* have the same function as an exported entry point. */ - /* */ - /* */ - /* The address of the TrueType's driver generic interface. The */ - /* format-specific interface can then be retrieved through the method */ - /* interface->get_format_interface. */ - /* */ - FT_EXPORT_DEF( const FT_Driver_Class* ) - getDriverClass( void ) - { - return &t1_driver_class; - } - - -#endif /* FT_CONFIG_OPTION_DYNAMIC_DRIVERS */ - - -/* END */