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-rw-r--r--src/gui/text/qrawfont.cpp13
1 files changed, 10 insertions, 3 deletions
diff --git a/src/gui/text/qrawfont.cpp b/src/gui/text/qrawfont.cpp
index 8e6ffa5e94..4d567b26c2 100644
--- a/src/gui/text/qrawfont.cpp
+++ b/src/gui/text/qrawfont.cpp
@@ -261,9 +261,13 @@ void QRawFont::loadFromData(const QByteArray &fontData,
\a glyphIndex in the underlying font, using the \a transform specified.
If the QRawFont is not valid, this function will return an invalid QImage.
- If \a antialiasingType is set to QRawFont::SubPixelAntialiasing, then the resulting image will be
- in QImage::Format_RGB32 and the RGB values of each pixel will represent the subpixel opacities of
- the pixel in the rasterization of the glyph. Otherwise, the image will be in the format of
+ If the font is a color font, then the resulting image will contain the rendered
+ glyph at the current pixel size. In this case, the \a antialiasingType will be
+ ignored.
+
+ Otherwise, if \a antialiasingType is set to QRawFont::SubPixelAntialiasing, then the resulting image
+ will be in QImage::Format_RGB32 and the RGB values of each pixel will represent the subpixel opacities
+ of the pixel in the rasterization of the glyph. Otherwise, the image will be in the format of
QImage::Format_Indexed8 and each pixel will contain the opacity of the pixel in the
rasterization.
@@ -275,6 +279,9 @@ QImage QRawFont::alphaMapForGlyph(quint32 glyphIndex, AntialiasingType antialias
if (!d->isValid())
return QImage();
+ if (d->fontEngine->glyphFormat == QFontEngine::Format_ARGB)
+ return d->fontEngine->bitmapForGlyph(glyphIndex, QFixed(), transform);
+
if (antialiasingType == SubPixelAntialiasing)
return d->fontEngine->alphaRGBMapForGlyph(glyphIndex, QFixed(), transform);