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Re: [whatwg] High-density canvases

From: Rik Cabanier <cabanier@gmail.com>
Date: Wed, 11 Sep 2013 11:57:11 -0700
Message-ID: <CAGN7qDDuFbHLb=O3bORKT1QuS2mrWnc-5e=hhVL+kQQ8K135cg@mail.gmail.com>
To: Ian Hickson <ian@hixie.ch>
Cc: WHAT Working Group <whatwg@whatwg.org>, Dean Jackson <dino@apple.com>, Stephen White <senorblanco@chromium.org>, Robert O'Callahan <robert@ocallahan.org>
On Wed, Sep 11, 2013 at 11:24 AM, Ian Hickson <ian@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:
Received on Wednesday, 11 September 2013 18:57:36 UTC

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