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61 lines
2 KiB
C
61 lines
2 KiB
C
/***************************************************************************/
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/* */
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/* ftgasp.c */
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/* */
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/* Access of TrueType's `gasp' table (body). */
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/* */
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/* Copyright 2007 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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#include <plugin/FT_fontsys/ft2build.h>
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#include FT_GASP_H
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#include FT_INTERNAL_TRUETYPE_TYPES_H
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FT_EXPORT_DEF( FT_Int )
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FT_Get_Gasp( FT_Face face,
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FT_UInt ppem )
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{
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FT_Int result = FT_GASP_NO_TABLE;
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if ( face && FT_IS_SFNT( face ) )
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{
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TT_Face ttface = (TT_Face)face;
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if ( ttface->gasp.numRanges > 0 )
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{
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TT_GaspRange range = ttface->gasp.gaspRanges;
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TT_GaspRange range_end = range + ttface->gasp.numRanges;
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while ( ppem > range->maxPPEM )
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{
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range++;
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if ( range >= range_end )
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goto Exit;
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}
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result = range->gaspFlag;
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/* ensure that we don't have spurious bits */
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if ( ttface->gasp.version == 0 )
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result &= 3;
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}
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}
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Exit:
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return result;
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}
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/* END */
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