Design of KisCurveIterator

[Cyrille Berger]

> I don't mind a rich set of iterators -- the vigra library shows that it can
> work. But I think we're still missing one important iterator: a random
> access iterator that returns an array of pointers to pixels. This iterator
> won't be very efficient, but it would make all kinds of specialized
> iterators outside the tile core possible.
on the other hand as long as you stay in the current tile, it would be 
efficient enought, I might do that then RandomTilesIterator and build the 
CurveIteratorPixel on top of it.

-- 
--- Cyrille Berger ---