[kde-edu]: Porting from Qt3 bitBlt to Qt4.2

Kevin Krammer kevin.krammer at gmx.at
Tue Oct 17 13:38:10 CEST 2006


On Tuesday 17 October 2006 13:30, Kevin Krammer wrote:
> On Tuesday 17 October 2006 13:07, Carsten Niehaus wrote:
> > Hi
> >
> > I want to get rid of this bitBlt but don't find out how.
> >
> > http://rafb.net/paste/results/AkL4w948.html
> >
> > QPaintDevice::drawPixmap seems to be the way to go, but that takes two
> > QRectF which I don't have or a QRect which I don't have or... What do I
> > do?
> >
> > This doesn't work and I am now really clueless...
> >   p.drawPixmap(QRect(0,0,width(), height()), m_pixmap);
>
> Try to paint on the widget directly, according to the Qt4 docs QWidget not
> handles double buffering itself

s/not/now/
sorry

Cheers,
Kevin

-- 
Kevin Krammer, KDE developer
KDE user support, developer mentoring
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