[whatwg] High-density canvases
ian at hixie.ch
Wed Sep 11 13:04:40 PDT 2013
On Wed, 11 Sep 2013, Rik Cabanier wrote:
> On Wed, Sep 11, 2013 at 11:24 AM, Ian Hickson <ian at hixie.ch> wrote:
> > On Wed, 11 Sep 2013, Robert O'Callahan wrote:
> > >
> > > 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.
> > Unless I'm missing something fundamental, changing the pixel density
> > doesn't cause a layout, it's changing the width that causes a layout.
> It will do a layout if the width is directly or indirectly dependent on
> the CSS pixelratio. For instance, notice how the text boxes reflow if
> you change the page zoom: http://jsfiddle.net/BtAK7/1/
Sure. But pinch-zoom doesn't change the width. (Page zoom does.)
Ian Hickson U+1047E )\._.,--....,'``. fL
http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,.
Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
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