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Re: Cursor (was: Agenda, 19 June 2014 SVG WG telcon)

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Wed, 18 Jun 2014 09:36:34 -0700
Message-ID: <CAAWBYDCQhWAmFduegcXtWpWfJWu6ge2scVRfcSW44DjAiGJYog@mail.gmail.com>
To: Chris Lilley <chris@w3.org>
Cc: www-svg <www-svg@w3.org>, public-svg-wg@w3.org, Erik Dahlström <ed@opera.com>
On Jun 18, 2014 7:29 AM, "Chris Lilley" <chris@w3.org> wrote:
> However, one difference between an ordinary image format and a cursor
> format is that a cursor also defines the coordinates of the hotspot
> (the place where the cursor points). As an example, a cursor shape
> which is an arrow pointing to the upper left would have the hotspot in
> the upper left at the point of the arrow. A cursor which is like a
> crosshair would have the hotspot in the middle of the crosshairs.
> Thus, rather than pointing to the image file directly, SVG introduced
> a cursor element with two attributes, x and y, which are the hotspot
> coordinates and a third attribute to point to the actual image.
> http://www.w3.org/TR/SVG10/interact.html#CursorElement
> So you could make a cursor from a PNG (or indeed from an SVG).
> (All of that is explained by the first two paragraphs of 16.8.3 The
> 'cursor' element, but maybe the above explanation helps).

Of course, the 'cursor' property also allows manually specifying the
hotspot, and defines the interaction with native hotspots.

Received on Wednesday, 18 June 2014 16:37:07 UTC

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