On Sat, Nov 25, 2006 at 11:37:29AM +0100, Abdelrazak Younes wrote:
> You misunderstood the problem.

Probably.

> Drawing math is not faster nor slower than the rest. What's
> problematic is to have to redraw when navigating with the mouse or the
> keyboard. We don't need to redraw for other insets, only for mathed
> because of the pink corners.

But also this logic has been in for ages, at least since a time well
before drawing got slow.

> What is even worse is that what we have to redraw the entire screen
> (but this last PB can probably be optimized).

Well, we could draw the main contents from the pixmap cache and draw the
pink corners on top of that.

This might also improve things when used for selection drawing. In this
case the pixmap would need transparent background and the selection
drawn first, then the cached contents from the pixmap and then pink
corners or whatever decoration needed elsewhere on top of that.

Andre'

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