diff options
| -rw-r--r-- | src/gui/text/qtextengine.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp index effb6e1..3137de6 100644 --- a/src/gui/text/qtextengine.cpp +++ b/src/gui/text/qtextengine.cpp @@ -2917,6 +2917,8 @@ int QTextEngine::positionInLigature(const QScriptItem *si, int end, QFixed glyphWidth = glyphs.effectiveAdvance(glyph_pos); // the approximate width of each individual element of the ligature QFixed perItemWidth = glyphWidth / clusterLength; + if (perItemWidth <= 0) + return si->position + clusterStart; QFixed left = x > edge ? edge : edge - glyphWidth; int n = ((x - left) / perItemWidth).floor().toInt(); QFixed dist = x - left - n * perItemWidth; |