Re: RTF in the canvas?



Jon Trowbridge <trow ximian com> writes:

> On Fri, May 11, 2001 at 06:46:29PM -0400, Liam Quin wrote:
> > On Fri, May 11, 2001 at 10:07:55AM +0930, Not Zed trolled:
> > > Canvas makes a pretty slow and jerky presentation platform anyway (but
> > > Unix/X is the fault there).
> > 
> > "slow and jerky presentation" is certainly not intrinsic to Unix,
> > nor to X, nor to the combination.  If you have specific technical
> > suggestions for improving performance, I'm sure they will be welcomed.
> 
> And just to throw in my 2 cents, it is possible to get very good
> performance by using the AA canvas.  I've been happy with the results
> I've been able to get using it for Guppi's interactive displays.

Most of the interactive damage in the canvas currently can
be summarized by one word:

 art_rect_list_from_uta ()

Redrawing in little pieces is simply not a good idea in almost
every case.
                                        Owen




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