[whatwg] <canvas> drawing with singular transforms and zero-sized gradients

On Wed, Jun 29, 2011 at 6:19 AM, Tab Atkins Jr. <jackalmage at gmail.com>wrote:

> On Sun, Jun 26, 2011 at 5:18 PM, Robert O'Callahan <robert at ocallahan.org>
> wrote:
> > Gradients already aren't continuous where the start and end points are
> > equal. I think it would be OK to draw nothing as Aryeh suggests. At least
> > it's easy to spec and implement, and I doubt authors will care (they
> haven't
> > cared about the browser behaviors so far AFAIK).
>
> Yes they are.  The only non-continuous behavior appears in *repeating*
> gradients when the first and last stops are equal.  I'm currently
> speccing around the problem by requiring a "fixup" of moving the last
> stop to be 1px away from the first stop.  I'd like to sync this up
> with whatever we decide here for canvas.
>

Sorry, I was talking about canvas gradients, which explicitly specify that a
linear gradient with the same start and end point renders nothing.

Rob
-- 
"If we claim to be without sin, we deceive ourselves and the truth is not in
us. If we confess our sins, he is faithful and just and will forgive us our
sins and purify us from all unrighteousness. If we claim we have not sinned,
we make him out to be a liar and his word is not in us." [1 John 1:8-10]

Received on Tuesday, 28 June 2011 16:54:25 UTC