[whatwg] <picture> redux
kornel at geekhood.net
Wed Nov 20 19:06:14 PST 2013
On Wed, 20 Nov 2013 17:25:07 -0000, Tab Atkins Jr. <jackalmage at gmail.com>
> Simon Pieters wrote up Kornel's earlier approach to a saner, more
> palatable source selection algorithm for <picture> (rather than
> copying <video>/<audio>). This approach also has a new wrinkle:
> <picture> *requires* an <img> child, and it's the <img> that still
> actually displays the image. The <picture> element is just a wrapper
> for the <img>+<source> elements, and provides a context for the source
> selection algorithm. This makes testing substantially easier, as we
> can limit ourselves to testing the source selection algorithm, and
> probably makes implementation easier as well.
Can we hide the "controlling" <img> in shadow DOM? And make
HTMLPictureElement the interface that proxies relevant properties/events
to the internal <img>?
Reuse of <img> is a great idea for simpler implementation and testing, but
maybe we don't even need to expose that fact to the authors.
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