[HarfBuzz] harfbuzz: Branch 'master'

[Behdad Esfahbod]

 src/hb-coretext.cc |   19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

New commits:
commit b0b38bb892473d9a65e06dd3b4713da39f92bef9
Author: Behdad Esfahbod <beh...@behdad.org>
Date:   Wed Jan 21 19:19:33 2015 -0800

    [coretext] Fix positioning of notdef

diff --git a/src/hb-coretext.cc b/src/hb-coretext.cc
index b22c46f..16e069d 100644
--- a/src/hb-coretext.cc
+++ b/src/hb-coretext.cc
@@ -871,13 +871,14 @@ retry:
            goto resize_and_retry;
          hb_glyph_info_t *info = buffer->info + buffer->len;
 
-         CGGlyph notdef = 0;
-         double advance = CTFontGetAdvancesForGlyphs (font_data->ct_font,
-                                                      
HB_DIRECTION_IS_HORIZONTAL (buffer->props.direction) ?
-                                                      
kCTFontHorizontalOrientation :
-                                                      
kCTFontVerticalOrientation,
-                                                      &notdef, NULL, 1);
-         /* XXX adjust sign / scale of advance. */
+         hb_codepoint_t notdef = 0;
+         hb_direction_t dir = buffer->props.direction;
+         hb_position_t x_advance, y_advance, x_offset, y_offset;
+         hb_font_get_glyph_advance_for_direction (font, notdef, dir, 
&x_advance, &y_advance);
+         hb_font_get_glyph_origin_for_direction (font, notdef, dir, &x_offset, 
&y_offset);
+         hb_position_t advance = x_advance + y_advance;
+         x_offset = -x_offset;
+         y_offset = -y_offset;
 
          unsigned int old_len = buffer->len;
          for (CFIndex j = range.location; j < range.location + range.length; 
j++)
@@ -896,8 +897,8 @@ retry:
              info->cluster = log_clusters[j];
 
              info->mask = advance;
-             info->var1.u32 = 0;
-             info->var2.u32 = 0;
+             info->var1.u32 = x_offset;
+             info->var2.u32 = y_offset;
 
              info++;
              buffer->len++;
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