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PrintLayout: draw the profile to a QImage only on Linux

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The QImage fix for the recently reported
"huge-vector-lines-in-PDF-printouts" bug is only needed on Linux.

For Win32 and OSx we can render to vector.

Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Lubomir I. Ivanov 2014-07-25 03:50:42 +03:00 • committed by Dirk Hohndel
parent 3af7db71c8
commit e3dbbfe9f2
1 changed files with 9 additions and 4 deletions
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13
qt-ui/printlayout.cpp
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@ -191,16 +191,21 @@ void PrintLayout::printProfileDives(int divesPerRow, int divesPerColumn)
printer->newPage();
}
}
QTransform origTransform = painter.transform();
QImage image(scaledW, scaledH - tableH - padPT, QImage::Format_ARGB32);
QPainter imgPainter(&image);
// draw a profile
QTransform origTransform = painter.transform();
painter.translate((scaledW + padW) * col, (scaledH + padH) * row + yOffsetProfile);
profile->plotDive(dive, true); // make sure the profile is actually redrawn
#ifdef Q_OS_LINUX // on Linux there is a vector line bug (big lines in PDF), which forces us to render to QImage
QImage image(scaledW, scaledH - tableH - padPT, QImage::Format_ARGB32);
QPainter imgPainter(&image);
imgPainter.setRenderHint(QPainter::Antialiasing);
imgPainter.setRenderHint(QPainter::SmoothPixmapTransform);
profile->render(&imgPainter, QRect(0, 0, scaledW, scaledH - tableH - padPT));
imgPainter.end();
painter.drawImage(image.rect(),image);
#else // for other OS we can try rendering the profile as vector
profile->render(&painter, QRect(0, 0, scaledW, scaledH - tableH - padPT));
#endif
painter.setTransform(origTransform);
// draw a table