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| author | Shawn Rutledge <shawn.rutledge@digia.com> | 2014-11-19 12:00:18 +0100 |
|---|---|---|
| committer | Konstantin Ritt <ritt.ks@gmail.com> | 2014-11-25 22:18:23 +0100 |
| commit | 23517bfc35ded91b919f49f3709bf8e4b5042987 (patch) | |
| tree | c8ecc9b70a4e82c0d828cddee0781866cd8a325e /src/gui/text | |
| parent | 0e0464c50d96dcf576e525f750cd96f8afa7784b (diff) | |
QDistanceField: a zero glyph index means the glyph was not found
In qt_fontHasNarrowOutlines, if we proceed to call alphaMapForGlyph
when the glyph does not exist, there will be a failed assertion.
The docs for FT_Get_Char_Index say that zero means the glyph was
not found.
Change-Id: I371e9a2797a34fa3ebeae44531af51e24dadad79
Reviewed-by: Konstantin Ritt <ritt.ks@gmail.com>
Diffstat (limited to 'src/gui/text')
| -rw-r--r-- | src/gui/text/qdistancefield.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/text/qdistancefield.cpp b/src/gui/text/qdistancefield.cpp index ca6cafb13c..b2d0298e04 100644 --- a/src/gui/text/qdistancefield.cpp +++ b/src/gui/text/qdistancefield.cpp @@ -751,7 +751,7 @@ bool qt_fontHasNarrowOutlines(const QRawFont &f) return false; QVector<quint32> glyphIndices = font.glyphIndexesForString(QLatin1String("O")); - if (glyphIndices.size() < 1) + if (glyphIndices.isEmpty() || glyphIndices[0] == 0) return false; return imageHasNarrowOutlines(font.alphaMapForGlyph(glyphIndices.at(0), |