Mercurial > vim
changeset 2517:fe5709686d05 vim73
Improve positioning of combining characters in GTK.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Sun, 08 Aug 2010 14:40:37 +0200 |
parents | 82193fef6172 |
children | 87e49236d219 |
files | src/gui_gtk_x11.c |
diffstat | 1 files changed, 11 insertions(+), 4 deletions(-) [+] |
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--- 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;