On Tue, Sep 10, 2013 at 1:26 PM, Rik Cabanier <caban...@gmail.com> wrote:
> There's a thread on www-style: > http://lists.w3.org/Archives/Public/www-style/2012Nov/0144.html > It's been in firefox for a while and blink is going to ship it soon: > > https://groups.google.com/a/chromium.org/forum/#!topic/blink-dev/RyUSi3zdumQ > devicePixelRatio has reflected page zoom in Firefox ever since we first exposed it (because the thing it maps to internally has always been affected by page zoom). > > > Actually what I really think we should do is also change the > > > window.devicePixelRatio for pinch zoom. Combined with the suggestions > for > > > canvas, that would allow (as Rik pointed out on IRC) for high-quality > > > canvas all the way zoomed in, and for cheap canvases when zoomed out > > I believe pinch zoom should not change devicePixelRatio. It would be nice > if there was a standard way to determine pinch zoom though and if the > canvas could automatically resize. > Pinch-zoom is hard because we don't want to trigger reflows or other expensive behavior on pinch-zoom. I'd leave pinch-zoom out of it for now. Rob -- Jtehsauts tshaei dS,o n" Wohfy Mdaon yhoaus eanuttehrotraiitny eovni le atrhtohu gthot sf oirng iyvoeu rs ihnesa.r"t sS?o Whhei csha iids teoa stiheer :p atroa lsyazye,d 'mYaonu,r "sGients uapr,e tfaokreg iyvoeunr, 'm aotr atnod sgaoy ,h o'mGee.t" uTph eann dt hwea lmka'n? gBoutt uIp waanndt wyeonut thoo mken.o w * *