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[pcf] Improve `FT_ABS' fix from 2015-09-17 (#45999).

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* src/pcf/pcfread.c (pcf_load_font): Do first the cast to FT_Short,
then take the absolute value.
Also apply FT_ABS to `height'.
This commit is contained in:
Werner Lemberg 2015-09-19 07:58:03 +02:00
parent f28c95c4a4
commit cb7a5122e1
2 changed files with 20 additions and 7 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2015-09-19 Werner Lemberg <wl@gnu.org>
[pcf] Improve `FT_ABS' fix from 2015-09-17 (#45999).
* src/pcf/pcfread.c (pcf_load_font): Do first the cast to FT_Short,
then take the absolute value.
Also apply FT_ABS to `height'.
2015-09-17 Werner Lemberg <wl@gnu.org>
[type42] Fix memory leak (#45989).

19
src/pcf/pcfread.c
View File

@ -1272,13 +1272,18 @@ THE SOFTWARE.
FT_MEM_ZERO( bsize, sizeof ( FT_Bitmap_Size ) );
/* for simplicity, we take absolute values of integer properties */
#if 0
bsize->height = face->accel.maxbounds.ascent << 6;
#endif
bsize->height = (FT_Short)( face->accel.fontAscent +
face->accel.fontDescent );
/* for simplicity, we take absolute values of integer properties */
#ifdef FT_DEBUG_LEVEL_TRACE
if ( face->accel.fontAscent + face->accel.fontDescent < 0 )
FT_TRACE0(( "pcf_load_font: negative height\n" ));
#endif
bsize->height = FT_ABS( (FT_Short)( face->accel.fontAscent +
face->accel.fontDescent ) );
prop = pcf_find_property( face, "AVERAGE_WIDTH" );
if ( prop )
@ -1287,7 +1292,7 @@ THE SOFTWARE.
if ( prop->value.l < 0 )
FT_TRACE0(( "pcf_load_font: negative average width\n" ));
#endif
bsize->width = (FT_Short)( ( FT_ABS( prop->value.l ) + 5 ) / 10 );
bsize->width = FT_ABS( (FT_Short)( ( prop->value.l ) + 5 ) / 10 );
}
else
bsize->width = (FT_Short)FT_MulDiv( bsize->height, 2, 3 );
@ -1312,7 +1317,7 @@ THE SOFTWARE.
if ( prop->value.l < 0 )
FT_TRACE0(( "pcf_load_font: negative pixel size\n" ));
#endif
bsize->y_ppem = (FT_Short)FT_ABS( prop->value.l ) << 6;
bsize->y_ppem = FT_ABS( (FT_Short)prop->value.l ) << 6;
}
prop = pcf_find_property( face, "RESOLUTION_X" );
@ -1322,7 +1327,7 @@ THE SOFTWARE.
if ( prop->value.l < 0 )
FT_TRACE0(( "pcf_load_font: negative X resolution\n" ));
#endif
resolution_x = (FT_Short)FT_ABS( prop->value.l );
resolution_x = FT_ABS( (FT_Short)prop->value.l );
}
prop = pcf_find_property( face, "RESOLUTION_Y" );
@ -1332,7 +1337,7 @@ THE SOFTWARE.
if ( prop->value.l < 0 )
FT_TRACE0(( "pcf_load_font: negative Y resolution\n" ));
#endif
resolution_y = (FT_Short)FT_ABS( prop->value.l );
resolution_y = FT_ABS( (FT_Short)prop->value.l );
}
if ( bsize->y_ppem == 0 )