[whatwg] CSS canvas() function

Olli Pettay Olli.Pettay at helsinki.fi
Wed Dec 1 15:38:47 PST 2010

On 12/02/2010 12:42 AM, Tab Atkins Jr. wrote:
> On Wed, Dec 1, 2010 at 2:16 PM, Tab Atkins Jr.<jackalmage at gmail.com>  wrote:
>> I've gone with using element() for selectors (limited to only ID
>> selectors, but other valid selectors are accepted, they just don't
>> currently do anything).  Then element-ref() takes an ident, which the
>> js function maps to an element.
> So, this said, there are few relevant details to work out.
> mozSetImageElement allows you to associate elements not in the
> document.  This is obviously a problem in general, since
> out-of-document elements aren't rendered, and you need a surprising
> amount of information to correctly render an element in such a way.
> I believe that right now, Moz just ignores any out-of-document element
> that's not an<img>,<canvas>, or<video>, right?  Basically, anything
> that has some intrinsic notion of what it should look like.  This
> seems reasonable to me.
> What about other elements that don't necessarily care about their
> surrounding elements, like<object>s or<iframe>s?

Did you read http://hacks.mozilla.org/2010/08/mozelement/ ?
It has an example for iframes.

> ~TJ

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