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