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List:       kfm-devel
Subject:    Re: Text Selection Speed
From:       Koos Vriezen <koos.vriezen () xs4all ! nl>
Date:       2002-06-23 21:52:41
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On Sun, 23 Jun 2002, Dirk Mueller wrote:

> On Son, 23 Jun 2002, Koos Vriezen wrote:
>
> > movies. The whole page is repainted all the time when repainting is
> > delayed to 40 ms (which speed up text selection).
> > BTW what do you think of not re-rescheduling repainting of rectangles?
>
> Sorry ?

QUpperLeftRect.unite(QLowerRightRect)

> > RenderObject::nodeAtPoint suggest always the most deep object is the
> > innerNode:
>
> But nodeAtPoint is virtual, and is reimplmented in RenderFlow.

How common is that to have specialObjects? Don't use the cache in that
case or make it a separate function that could be called first.

>
> > Cache could 'hang' with a RenderObject that was 'isHTML' with a yx set
> > to -500000.
>
> yeah, one shouldn't cache objects that are not layouted.

Yes, but saving CPU cycles while loading speeds up loading too.

Koos

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