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-rw-r--r--src/gui/text/qtextengine.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp
index 06eed55..96379e6 100644
--- a/src/gui/text/qtextengine.cpp
+++ b/src/gui/text/qtextengine.cpp
@@ -1233,6 +1233,8 @@ void QTextEngine::shapeTextWithHarfbuzz(int item) const
shaper_item.num_glyphs -= itemBoundaries[k + 1];
}
shaper_item.initialGlyphCount = shaper_item.num_glyphs;
+ if (shaper_item.num_glyphs < shaper_item.item.length)
+ shaper_item.num_glyphs = shaper_item.item.length;
QFontEngine *actualFontEngine = font;
uint engineIdx = 0;
@@ -1257,7 +1259,8 @@ void QTextEngine::shapeTextWithHarfbuzz(int item) const
}
const QGlyphLayout g = availableGlyphs(&si).mid(glyph_pos);
- moveGlyphData(g.mid(shaper_item.num_glyphs), g.mid(shaper_item.initialGlyphCount), remaining_glyphs);
+ if (shaper_item.num_glyphs > shaper_item.item.length)
+ moveGlyphData(g.mid(shaper_item.num_glyphs), g.mid(shaper_item.initialGlyphCount), remaining_glyphs);
shaper_item.glyphs = g.glyphs;
shaper_item.attributes = g.attributes;