Re: TouchEvent sub-pixel precision

I agree that Mouse and Touch should have the same precision.


On Tue, Dec 17, 2013 at 7:11 PM, Rick Byers <rbyers@google.com> wrote:

> Hi,
> The latest CSSOM View editors draft proposes a modification to MouseEvent
> (and others) to enable fractional co-ordinates:
> http://dev.w3.org/csswg/cssom-view/#extensions-to-the-mouseevent-interface.
>  This is most valuable in high-dpi scenarios (i.e. essentially all
> tablets/phones and now many laptops) to provide more precise co-ordinates
> to applications, so that they can result in maximum smoothness for slowly
> moving elements.
>
> I've suggested (https://www.w3.org/Bugs/Public/show_bug.cgi?id=24095)
> that if they're going to modify MouseEvent for this, they should modify
> Touch at the same time.  Without this, for example, it's impossible to
> implement scrolling in JavaScript that is as smooth as browser native
> scrolling.  I don't think there's any good reason for Touch to be 2nd class
> to mouse in this regard.
>
> Thoughts?
>   Rick
>
>