X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=libraries%2Ffreetype-2.0.5%2Fpsmodule.c;fp=libraries%2Ffreetype-2.0.5%2Fpsmodule.c;h=0000000000000000000000000000000000000000;hp=8ed27689d4addbb74962c8d1870cd9cdd90529fc;hb=bab0189ee9d56aca8bea909275317ab4e0be09ee;hpb=b837c0527f117b54845242ee7626df6d88394444 diff --git a/libraries/freetype-2.0.5/psmodule.c b/libraries/freetype-2.0.5/psmodule.c deleted file mode 100644 index 8ed2768..0000000 --- a/libraries/freetype-2.0.5/psmodule.c +++ /dev/null @@ -1,311 +0,0 @@ -/***************************************************************************/ -/* */ -/* psmodule.c */ -/* */ -/* PSNames module implementation (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 FT_INTERNAL_POSTSCRIPT_NAMES_H -#include FT_INTERNAL_OBJECTS_H - -#include "psmodule.h" -#include "pstables.h" - -#include "psnamerr.h" - -#include /* for qsort() */ -#include /* for strcmp(), strncpy() */ - - -#ifndef FT_CONFIG_OPTION_NO_POSTSCRIPT_NAMES - - -#ifdef FT_CONFIG_OPTION_ADOBE_GLYPH_LIST - - - /* return the Unicode value corresponding to a given glyph. Note that */ - /* we do deal with glyph variants by detecting a non-initial dot in */ - /* the name, as in `A.swash' or `e.final', etc. */ - /* */ - static FT_ULong - PS_Unicode_Value( const char* glyph_name ) - { - FT_Int n; - char first = glyph_name[0]; - char temp[64]; - - - /* if the name begins with `uni', then the glyph name may be a */ - /* hard-coded unicode character code. */ - if ( glyph_name[0] == 'u' && - glyph_name[1] == 'n' && - glyph_name[2] == 'i' ) - { - /* determine whether the next four characters following are */ - /* hexadecimal. */ - - /* XXX: Add code to deal with ligatures, i.e. glyph names like */ - /* `uniXXXXYYYYZZZZ'... */ - - FT_Int count; - FT_ULong value = 0; - const char* p = glyph_name + 3; - - - for ( count = 4; count > 0; count--, p++ ) - { - char c = *p; - unsigned int d; - - - d = (unsigned char)c - '0'; - if ( d >= 10 ) - { - d = (unsigned char)c - 'A'; - if ( d >= 6 ) - d = 16; - else - d += 10; - } - - /* exit if a non-uppercase hexadecimal character was found */ - if ( d >= 16 ) - break; - - value = ( value << 4 ) + d; - } - if ( count == 0 ) - return value; - } - - /* look for a non-initial dot in the glyph name in order to */ - /* sort-out variants like `A.swash', `e.final', etc. */ - { - const char* p; - int len; - - - p = glyph_name; - - while ( *p && *p != '.' ) - p++; - - len = (int)( p - glyph_name ); - - if ( *p && len < 64 ) - { - strncpy( temp, glyph_name, len ); - temp[len] = 0; - glyph_name = temp; - } - } - - /* now, look up the glyph in the Adobe Glyph List */ - for ( n = 0; n < NUM_ADOBE_GLYPHS; n++ ) - { - const char* name = sid_standard_names[n]; - - - if ( first == name[0] && strcmp( glyph_name, name ) == 0 ) - return ps_names_to_unicode[n]; - } - - /* not found, there is probably no Unicode value for this glyph name */ - return 0; - } - - - /* qsort callback to sort the unicode map */ - FT_CALLBACK_DEF( int ) - compare_uni_maps( const void* a, - const void* b ) - { - PS_UniMap* map1 = (PS_UniMap*)a; - PS_UniMap* map2 = (PS_UniMap*)b; - - - return ( map1->unicode - map2->unicode ); - } - - - /* Builds a table that maps Unicode values to glyph indices */ - static FT_Error - PS_Build_Unicode_Table( FT_Memory memory, - FT_UInt num_glyphs, - const char** glyph_names, - PS_Unicodes* table ) - { - FT_Error error; - - - /* we first allocate the table */ - table->num_maps = 0; - table->maps = 0; - - if ( !ALLOC_ARRAY( table->maps, num_glyphs, PS_UniMap ) ) - { - FT_UInt n; - FT_UInt count; - PS_UniMap* map; - FT_ULong uni_char; - - - map = table->maps; - - for ( n = 0; n < num_glyphs; n++ ) - { - const char* gname = glyph_names[n]; - - - if ( gname ) - { - uni_char = PS_Unicode_Value( gname ); - - if ( uni_char != 0 && uni_char != 0xFFFF ) - { - map->unicode = uni_char; - map->glyph_index = n; - map++; - } - } - } - - /* now, compress the table a bit */ - count = (FT_UInt)( map - table->maps ); - - if ( count > 0 && REALLOC( table->maps, - num_glyphs * sizeof ( PS_UniMap ), - count * sizeof ( PS_UniMap ) ) ) - count = 0; - - if ( count == 0 ) - { - FREE( table->maps ); - if ( !error ) - error = PSnames_Err_Invalid_Argument; /* no unicode chars here! */ - } - else - /* sort the table in increasing order of unicode values */ - qsort( table->maps, count, sizeof ( PS_UniMap ), compare_uni_maps ); - - table->num_maps = count; - } - - return error; - } - - - static FT_UInt - PS_Lookup_Unicode( PS_Unicodes* table, - FT_ULong unicode ) - { - PS_UniMap *min, *max, *mid; - - - /* perform a binary search on the table */ - - min = table->maps; - max = min + table->num_maps - 1; - - while ( min <= max ) - { - mid = min + ( max - min ) / 2; - if ( mid->unicode == unicode ) - return mid->glyph_index; - - if ( min == max ) - break; - - if ( mid->unicode < unicode ) - min = mid + 1; - else - max = mid - 1; - } - - return 0xFFFF; - } - - -#endif /* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST */ - - - static const char* - PS_Macintosh_Name( FT_UInt name_index ) - { - if ( name_index >= 258 ) - name_index = 0; - - return ps_glyph_names[mac_standard_names[name_index]]; - } - - - static const char* - PS_Standard_Strings( FT_UInt sid ) - { - return ( sid < NUM_SID_GLYPHS ? sid_standard_names[sid] : 0 ); - } - - - static - const PSNames_Interface psnames_interface = - { -#ifdef FT_CONFIG_OPTION_ADOBE_GLYPH_LIST - - (PS_Unicode_Value_Func) PS_Unicode_Value, - (PS_Build_Unicodes_Func) PS_Build_Unicode_Table, - (PS_Lookup_Unicode_Func) PS_Lookup_Unicode, - -#else - - 0, - 0, - 0, - -#endif /* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST */ - - (PS_Macintosh_Name_Func) PS_Macintosh_Name, - (PS_Adobe_Std_Strings_Func)PS_Standard_Strings, - - t1_standard_encoding, - t1_expert_encoding - }; - - -#endif /* !FT_CONFIG_OPTION_NO_POSTSCRIPT_NAMES */ - - - FT_CALLBACK_TABLE_DEF - const FT_Module_Class psnames_module_class = - { - 0, /* this is not a font driver, nor a renderer */ - sizeof( FT_ModuleRec ), - - "psnames", /* driver name */ - 0x10000L, /* driver version */ - 0x20000L, /* driver requires FreeType 2 or above */ - -#ifdef FT_CONFIG_OPTION_NO_POSTSCRIPT_NAMES - 0, -#else - (void*)&psnames_interface, /* module specific interface */ -#endif - - (FT_Module_Constructor)0, - (FT_Module_Destructor) 0, - (FT_Module_Requester) 0 - }; - - -/* END */