diff options
Diffstat (limited to 'src/plugins/platforms')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp | 17 | ||||
-rw-r--r-- | src/plugins/platforms/windows/qwindowsfontenginedirectwrite.h | 1 |
2 files changed, 16 insertions, 2 deletions
diff --git a/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp b/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp index 648f68bb19..ed512f78ca 100644 --- a/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp +++ b/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.cpp @@ -515,8 +515,9 @@ QImage QWindowsFontEngineDirectWrite::imageForGlyph(glyph_t t, const QTransform &xform) { glyph_metrics_t metrics = QFontEngine::boundingBox(t, xform); - int width = (metrics.width + margin * 2 + 4).ceil().toInt() ; - int height = (metrics.height + margin * 2 + 4).ceil().toInt(); + // This needs to be kept in sync with alphaMapBoundingBox + int width = (metrics.width + margin * 2).ceil().toInt() ; + int height = (metrics.height + margin * 2).ceil().toInt(); UINT16 glyphIndex = t; FLOAT glyphAdvance = metrics.xoff.toReal(); @@ -699,6 +700,18 @@ QString QWindowsFontEngineDirectWrite::fontNameSubstitute(const QString &familyN return QSettings(QLatin1String(keyC), QSettings::NativeFormat).value(familyName, familyName).toString(); } +glyph_metrics_t QWindowsFontEngineDirectWrite::alphaMapBoundingBox(glyph_t glyph, QFixed pos, const QTransform &matrix, GlyphFormat format) +{ + Q_UNUSED(pos); + int margin = 0; + if (format == QFontEngine::Format_A32 || format == QFontEngine::Format_ARGB) + margin = glyphMargin(QFontEngine::Format_A32); + glyph_metrics_t gm = QFontEngine::boundingBox(glyph, matrix); + gm.width += margin * 2; + gm.height += margin * 2; + return gm; +} + QT_END_NAMESPACE #endif // QT_NO_DIRECTWRITE diff --git a/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.h b/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.h index 2addb90de3..e0466c138d 100644 --- a/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.h +++ b/src/plugins/platforms/windows/qwindowsfontenginedirectwrite.h @@ -75,6 +75,7 @@ public: glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); glyph_metrics_t boundingBox(glyph_t g); + glyph_metrics_t alphaMapBoundingBox(glyph_t glyph, QFixed, const QTransform &matrix, GlyphFormat); QFixed ascent() const; QFixed descent() const; |