Ignore empty contours in CFF glyphs.

Problem reported by Albert Astals Cid <aacid@kde.org>.

* src/cff/cffgload.c (cff_builder_close_contour): Synchronize with
t1_builder_close_contour.
This commit is contained in:
Werner Lemberg 2009-04-01 08:03:37 +02:00
parent 0315bb20ce
commit fbdf127904
2 changed files with 27 additions and 11 deletions

View File

@ -1,3 +1,12 @@
2009-04-01 Werner Lemberg <wl@gnu.org>
Ignore empty contours in CFF glyphs.
Problem reported by Albert Astals Cid <aacid@kde.org>.
* src/cff/cffgload.c (cff_builder_close_contour): Synchronize with
t1_builder_close_contour.
2009-03-21 Werner Lemberg <wl@gnu.org>
Another redundant header inclusion.

View File

@ -552,27 +552,24 @@
cff_builder_close_contour( CFF_Builder* builder )
{
FT_Outline* outline = builder->current;
FT_Int first;
if ( !outline )
return;
/* XXXX: We must not include the last point in the path if it */
/* is located on the first point. */
first = outline->n_contours <= 1
? 0 : outline->contours[outline->n_contours - 2] + 1;
/* We must not include the last point in the path if it */
/* is located on the first point. */
if ( outline->n_points > 1 )
{
FT_Int first = 0;
FT_Vector* p1 = outline->points + first;
FT_Vector* p2 = outline->points + outline->n_points - 1;
FT_Byte* control = (FT_Byte*)outline->tags + outline->n_points - 1;
if ( outline->n_contours > 1 )
{
first = outline->contours[outline->n_contours - 2] + 1;
p1 = outline->points + first;
}
/* `delete' last point only if it coincides with the first */
/* point and if it is not a control point (which can happen). */
if ( p1->x == p2->x && p1->y == p2->y )
@ -581,8 +578,18 @@
}
if ( outline->n_contours > 0 )
outline->contours[outline->n_contours - 1] =
(short)( outline->n_points - 1 );
{
/* Don't add contours only consisting of one point, i.e., */
/* check whether begin point and last point are the same. */
if ( first == outline->n_points - 1 )
{
outline->n_contours--;
outline->n_points--;
}
else
outline->contours[outline->n_contours - 1] =
(short)( outline->n_points - 1 );
}
}