(ftfont_text_extents): Fix calculation of metrics->descent.

2 files changed, 8 insertions, 3 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index a76c86f1195..3ae638fbb41 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2009-04-08  YAMAMOTO Mitsuharu  <mituharu@math.s.chiba-u.ac.jp>
+
+        * ftfont.c (ftfont_text_extents): Fix calculation of
+        metrics->descent.
+
 2009-04-06  Jason Rumney  <jasonr@gnu.org>
 
         * frame.c (x_set_font): Avoid C99 mid-block variable declaration.
diff --git a/src/ftfont.c b/src/ftfont.c
index f515856bcba..0be985e30f2 100644
--- a/src/ftfont.c
+++ b/src/ftfont.c
@@ -1255,7 +1255,7 @@ ftfont_text_extents (font, code, nglyphs, metrics)
                   metrics->lbearing = m->horiBearingX >> 6;
                   metrics->rbearing = (m->horiBearingX + m->width) >> 6;
                   metrics->ascent = m->horiBearingY >> 6;
-                  metrics->descent = (m->horiBearingY + m->height) >> 6;
+                  metrics->descent = (m->height - m->horiBearingY) >> 6;
                 }
               first = 0;
             }
@@ -1269,8 +1269,8 @@ ftfont_text_extents (font, code, nglyphs, metrics)
                   = width + ((m->horiBearingX + m->width) >> 6);
               if (metrics->ascent < (m->horiBearingY >> 6))
                 metrics->ascent = m->horiBearingY >> 6;
-              if (metrics->descent > ((m->horiBearingY + m->height) >> 6))
-                metrics->descent = (m->horiBearingY + m->height) >> 6;
+              if (metrics->descent > ((m->height - m->horiBearingY) >> 6))
+                metrics->descent = (m->height - m->horiBearingY) >> 6;
             }
           width += m->horiAdvance >> 6;
         }