[whatwg] Image.complete in broken state
ian at hixie.ch
Fri Dec 6 11:10:31 PST 2013
On Wed, 30 Oct 2013, Kornel Lesiński wrote:
> The spec states:
> > The IDL attribute `complete` must return true if […]The final task that is
> > queued by the networking task source once the resource has been fetched has
> > been queued, but has not yet been run, and the img element is not in the
> > broken state.
> > The img element is completely available.
> If I understand correctly the spec calls for Image.complete to be false when
> the image is broken — and this doesn't match implementations. At least
> Firefox, Chrome and Safari set image.complete == true when the image is
> broken. Test case:
> <img src="data:image/gif,broken" onerror="alert(this.complete)">
> Having complete == true set on broken images is actually useful: it
> allows distinguishing between images that haven't been loaded yet and
> images that have been loaded and failed to decode (.complete == true &&
> .naturalWidth == 0).
I've attempted to fix the spec accordingly. I would appreciate it if
people could check my work here to make sure I didn't miss any cases!
Ian Hickson U+1047E )\._.,--....,'``. fL
http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,.
Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
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