[Qt-interest] QFont setPointSize and setPixelSize scaling

[Pritam Ghanghas]

On Sun, 2010-12-19 at 06:00 +0530, Joshua Grauman wrote: 
> Hello all,
> 
> I would like to use QPainter::drawText() to draw some text. I am going to 
> scale some of the objects I draw on the widget and want to scale the text 
> appropriately. I get the impression from reading the docs that 
> QFont::setPointSize() doesn't scale linearly across the whole range of 
> point sizes. Is this correct? Does it depend on the font? What about 
> QFont::setPixelSize(), does it scale exactly linearly across the entire 
> range of pixel sizes? Thanks!

Even pixelSizes may not scale that well. Yes it depends on the font. And
how it looks depends a lot on your hardware(antialiasing and
subpixeling). You can probably use QFontDatabase::smoothSizes() to find
out what sizes look good for a particular font.

 
> 
> Josh
> 
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> http://lists.qt.nokia.com/mailman/listinfo/qt-interest

-- 
Thanks,
Pritam


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