diff options
| author | Bram Moolenaar <Bram@vim.org> | 2010-08-08 14:40:37 +0200 |
|---|---|---|
| committer | Bram Moolenaar <Bram@vim.org> | 2010-08-08 14:40:37 +0200 |
| commit | 96118f3e3817f2ce4df21079ed32ee2961983c12 (patch) | |
| tree | 7496af1793db342ec8f1fcbeb407b6af668a91dc /src/gui_gtk_x11.c | |
| parent | 2d231cb89c2586a9ba94d8d0e5ca7d761c56e0de (diff) | |
Improve positioning of combining characters in GTK.
Diffstat (limited to 'src/gui_gtk_x11.c')
| -rw-r--r-- | src/gui_gtk_x11.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/gui_gtk_x11.c b/src/gui_gtk_x11.c index 04b0ecb9d0..2a4b520640 100644 --- a/src/gui_gtk_x11.c +++ b/src/gui_gtk_x11.c @@ -5109,13 +5109,20 @@ not_ascii: /* There is a previous glyph, so we deal with combining * characters the canonical way. - * Older versions of Pango used a positive x_offset, - * then set the width of the previous glyph to zero. - * Newer versions of Pango use a negative x_offset. + * In some circumstances Pango uses a positive x_offset, + * then use the width of the previous glyph for this one + * and set the previous width to zero. + * Otherwise we get a negative x_offset, Pango has already + * positioned the combining char, keep the widths as they + * are. * For both adjust the x_offset to position the glyph in - * the middle. */ + * the middle. */ if (glyph->geometry.x_offset >= 0) + { + glyphs->glyphs[i].geometry.width = + glyphs->glyphs[i - 1].geometry.width; glyphs->glyphs[i - 1].geometry.width = 0; + } width = cells * gui.char_width * PANGO_SCALE; glyph->geometry.x_offset += MAX(0, width - cluster_width) / 2; |