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authorChristian Hergert <chergert@redhat.com>2023-03-11 11:19:11 +0100
committerChristian Persch <chpe@src.gnome.org>2023-03-11 11:19:11 +0100
commit0dc3dbae6cf71ee3f0efb1f31b8fd3eda7c150dd (patch)
tree8aff0bd5bccff0bb7a7af08e2fba711e2481e656
parent293cd2f7d61ba869c64cf069db72b85ca4395937 (diff)
downloadvte-0dc3dbae6cf71ee3f0efb1f31b8fd3eda7c150dd.tar.gz
fonts: keep layout text available for cairo
When a cairo recording surface is used, it will memcpy() the text and therefore expects the layout's text to be complete enough to contain each glyph item's offset from base pointer. This keeps that text around long enough to satisfy that requirement. It will be reset on the next operation/call to get_unistr_info(). Fixes #2620 (cherry picked from commit 22b3a562d5c95f5911560131c9f6f2df70881e34) Fixes: https://gitlab.gnome.org/Teams/Releng/freeze-breaks/-/issues/131
-rw-r--r--src/fonts-pangocairo.cc11
1 files changed, 3 insertions, 8 deletions
diff --git a/src/fonts-pangocairo.cc b/src/fonts-pangocairo.cc
index 6a136dd0..476526b9 100644
--- a/src/fonts-pangocairo.cc
+++ b/src/fonts-pangocairo.cc
@@ -475,11 +475,6 @@ FontInfo::get_unistr_info(vteunistr c)
uinfo->set_coverage(UnistrInfo::Coverage::USE_PANGO_LAYOUT_LINE);
ufi->using_pango_layout_line.line = pango_layout_line_ref (line);
- /* we hold a manual reference on layout. pango currently
- * doesn't work if line->layout is NULL. ugh! */
- pango_layout_set_text(m_layout.get(), "", -1); /* make layout disassociate from the line */
- ufi->using_pango_layout_line.line->layout = (PangoLayout *)g_object_ref(m_layout.get());
-
} else {
PangoGlyphItem *glyph_item = (PangoGlyphItem *)line->runs->data;
PangoFont *pango_font = glyph_item->item->analysis.font;
@@ -509,10 +504,10 @@ FontInfo::get_unistr_info(vteunistr c)
ufi->using_pango_glyph_string.font = pango_font ? (PangoFont *)g_object_ref (pango_font) : NULL;
ufi->using_pango_glyph_string.glyph_string = pango_glyph_string_copy (glyph_string);
}
- }
- /* release internal layout resources */
- pango_layout_set_text(m_layout.get(), "", -1);
+ /* release internal layout resources */
+ pango_layout_set_text(m_layout.get(), "", -1);
+ }
#ifdef VTE_DEBUG
m_coverage_count[0]++;