[whatwg] A question about the drawimage() canvas function
cabanier at gmail.com
Fri Mar 1 20:35:17 PST 2013
On Fri, Mar 1, 2013 at 5:41 PM, Glenn Maynard <glenn at zewt.org> wrote:
> On Fri, Mar 1, 2013 at 4:45 PM, Rik Cabanier <cabanier at gmail.com> wrote:
>> Sorry about being unclear. Yes, I meant in addition of.
>> - add your suggested step 1
>> - change HTMLImageElement from original step 2 to CanvasImageSource
> "image" is always a CanvasImageSource, so if this is what was intended it
> would just omit the type check entirely.
> But why does it throw this exception in the first place? It's a weird
> special case. Blitting a zero-size image should do nothing, just like
> drawImage(src, 0, 0, 0, 0).
I agree. It seems odd...
Maybe it's just because that was the way it was implemented in WK.
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