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Re: Request for Comments: Proposal for Touch-Based Animation Scrubbing

From: Dean Jackson <dino@apple.com>
Date: Sat, 01 Dec 2012 04:47:15 +1100
Cc: François REMY <francois.remy.dev@outlook.com>, Tobie Langel <tobie@fb.com>, Simon Fraser <smfr@me.com>, Rik Cabanier <cabanier@gmail.com>, www-style list <www-style@w3.org>
Message-id: <8D0E38C7-C2C0-4661-802C-386CCAFAB850@apple.com>
To: "Tab Atkins Jr." <jackalmage@gmail.com>

On 01/12/2012, at 4:24 AM, "Tab Atkins Jr." <jackalmage@gmail.com> wrote:

> On Fri, Nov 30, 2012 at 8:47 AM, François REMY
> <francois.remy.dev@outlook.com> wrote:
>> |  From: Tobie Langel
>> 
>> |  Currently, the lack of events on which to prefetch and append new content
>> |  while scrolling makes it impossible to implement infinite scrolling
>> |  without re-implementing everything in JavaScript. Other UI refinements
>> |  (pull to refresh, etc.) suffer from similar issues. Re-implementing
>> |  scrolling in JavaScript prevents the browsers from carrying adequate perf
>> |  optimization, yields sub-optimal experiences for the users and is
>> |  extremely costly in engineering resources.
>> 
>> Unfortunately, this proposal is not aimed at all at solving the 'normal'
>> scrolling performance, but rather at solving a popular hack around scrolling
>> where you want to run 'scrolling animations' (for example a cartoon bullet
>> enters the page from the left as you scroll further).
> 
> Francois is correct.  This proposal does *not* solve "infinite
> scrolling".  I have something else in the pipeline for that.  ^_^


I think that's a perfect example of a higher priority item around
scrolling that I'd be much more willing to support :)

I'm looking forward to seeing your solution to this, which I assume is
some tree-constrained sub-layout thing.

Dean
Received on Friday, 30 November 2012 17:47:49 GMT

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