[whatwg] Processing the zoom level - MS extensions to window.screen
chuck at jumis.com
Sun Nov 21 16:40:27 PST 2010
On 11/21/10 4:12 PM, Robert O'Callahan wrote:
> On Sun, Nov 21, 2010 at 9:59 AM, Charles Pritchard <chuck at jumis.com
> <mailto:chuck at jumis.com>> wrote:
> Rob: Mobile deployments using dpiPixelRatio (as has been adopted
> by Moz and Webkit) and target-DpiDensity work well on the mobile,
> they are not hooked to zoom on the desktop,
> It is in Firefox.
> and they were not designed for desktop-style zoom. Trying to
> overload these variables leads to difficulties between the various
> mobile style zooms and desktop zoom.
> I'm not sure why. Device-pixel-ratio should give you the ratio of
> device pixels to CSS pixels, full stop. You can use matchMedium to use
> it from JS.
I'll give it a run. I'm not up on the 4.x branch.
I would point out that the MS proposal has an independent X and Y
I believe that dpi ratio is simply set to "2" (or .5... sorry a bit
rusty) on the iOS 4 retina display.
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