blob: 29b7b08b787c35029ce3fb1ba6d0a4b2cd88dad3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/****************************************************************************
*
* ftgasp.c
*
* Access of TrueType's `gasp' table (body).
*
* Copyright (C) 2007-2023 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 <freetype/ftgasp.h>
#include <freetype/internal/tttypes.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 */
|