[cairo] Clip region problems

[Owen Taylor]

On Mon, 2005-05-02 at 16:28 -0400, Carl Worth wrote:
> On Wed, 27 Apr 2005 19:30:06 -0400, Owen Taylor wrote:
> > > [...] So perhaps a less restrictive version is to require creation
> > > and use of cairo_t's for one cairo-surface to be nested. This can
> > > be implemented with a simple stack of saved clip regions.
> > 
> > Here's an implementation of that.
> 
> This looks pretty good.
> 
> As we discussed in IRC, there's that very little bit of documentation
> about the nesting constraint still needed.

Done.

> The current patch isn't my favorite style, but fixing it will probably
> require copy-on-write pixman_region support and if we had that, then
> we'd have a complete solution to the original clip region problem,
> (for which this patch is intended to be an intermediate step).

Committed. (With one boolean parameter eliminated)

Regards,
						Owen

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