0,0 → 1,61 |
/***************************************************************************/ |
/* */ |
/* ftgasp.c */ |
/* */ |
/* Access of TrueType's `gasp' table (body). */ |
/* */ |
/* Copyright 2007 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. */ |
/* */ |
/***************************************************************************/ |
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#include <ft2build.h> |
#include FT_GASP_H |
#include FT_INTERNAL_TRUETYPE_TYPES_H |
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FT_EXPORT_DEF( FT_Int ) |
FT_Get_Gasp( FT_Face face, |
FT_UInt ppem ) |
{ |
FT_Int result = FT_GASP_NO_TABLE; |
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if ( face && FT_IS_SFNT( face ) ) |
{ |
TT_Face ttface = (TT_Face)face; |
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if ( ttface->gasp.numRanges > 0 ) |
{ |
TT_GaspRange range = ttface->gasp.gaspRanges; |
TT_GaspRange range_end = range + ttface->gasp.numRanges; |
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while ( ppem > range->maxPPEM ) |
{ |
range++; |
if ( range >= range_end ) |
goto Exit; |
} |
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result = range->gaspFlag; |
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/* ensure that we don't have spurious bits */ |
if ( ttface->gasp.version == 0 ) |
result &= 3; |
} |
} |
Exit: |
return result; |
} |
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/* END */ |