blend function urgently needed in kdelibs

Thomas Zander zander at
Mon May 21 21:19:15 BST 2007

On Monday 21 May 2007 21:31:45 Matthew Woehlke wrote:
> kdelibs desperately needs a color blending function. 

It does?  Who uses it? :)

Normal GUis should use the default colors and not blended ones. For most 
other things, QColor:lighter() and darker() seem to do the trick...

> I am volunteering 
> (yet again) to provide one that looks like this:
> KColor blend(const KColor& c1, const KColor& c2,
>               double k = 0.5, double r = 0.5, SPEC cs = CS_RGB,
>               int flags = BLEND_NORMAL, int cmask = 0x0000FFFF);

Would be nice to have more readable API with arguments that are not 1 or 2 
characters to get a feeling of what it is you mean ;)

Thomas Zander
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