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List:       koffice-devel
Subject:    Re: [Uml-devel] Re: karbon/umbrello
From:       Lenny <kudling () kde ! org>
Date:       2003-05-27 18:19:54
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On Tuesday 27 May 2003 17:00, Andrew Sutton wrote:
> > > > But how do you want to implement rendering?
> > >
> > > YourVeryOwnRenderingVisitor v.visit( *morph );
>
> the clean way, yes, but i don't think its going to be very efficient for
> editing applications. for simple generators/exporters this is fine, but for
> karbon, kivio and umbrello, i don't think that's the best choice. there
> should be some kind of kpainter integration.

VObject::draw() is to me not much different from VVisitor::visitVObject().

> i think for editing or vector graphic manipluation applications you need a
> higher degree of responsiveness in the painting. changes should be
> immediate. you shouldn't have to re-visit the entire graph just to redraw a
> single node.

Nobody forces you to start your traversal with the document each time.

Lenny
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