[type42] Parse FontMatrix according to specifications.

* src/type42/t42parse.c (t42_parse_font_matrix): Type 42 FontMatrix
does not need scaling by 1000. Units_per_EM are taken from the
embedded TrueType.
This commit is contained in:
Alexei Podtelezhnikov 2015-08-06 21:49:08 -04:00
parent ff406e2e58
commit fd70512eee
2 changed files with 10 additions and 8 deletions

View File

@ -1,3 +1,11 @@
2015-08-06 Alexei Podtelezhnikov <apodtele@gmail.com>
[type42] Parse FontMatrix according to specifications.
* src/type42/t42parse.c (t42_parse_font_matrix): Type 42 FontMatrix
does not need scaling by 1000. Units_per_EM are taken from the
embedded TrueType.
2015-08-06 Werner Lemberg <wl@gnu.org>
[autofit] Improve Arabic hinting.

View File

@ -252,7 +252,7 @@
FT_Int result;
result = T1_ToFixedArray( parser, 6, temp, 3 );
result = T1_ToFixedArray( parser, 6, temp, 0 );
if ( result < 6 )
{
@ -264,17 +264,11 @@
if ( temp_scale == 0 )
{
FT_ERROR(( "t1_parse_font_matrix: invalid font matrix\n" ));
FT_ERROR(( "t42_parse_font_matrix: invalid font matrix\n" ));
parser->root.error = FT_THROW( Invalid_File_Format );
return;
}
/* Set Units per EM based on FontMatrix values. We set the value to */
/* 1000 / temp_scale, because temp_scale was already multiplied by */
/* 1000 (in t1_tofixed, from psobjs.c). */
root->units_per_EM = (FT_UShort)FT_DivFix( 1000, temp_scale );
/* we need to scale the values by 1.0/temp_scale */
if ( temp_scale != 0x10000L )
{