- From: Dirk Schulze <dschulze@adobe.com>
- Date: Sat, 19 Apr 2014 06:49:30 +0000
- To: Bjoern Hoehrmann <derhoermi@gmx.net>
- CC: SVG public list <www-svg@w3.org>

On Apr 18, 2014, at 11:15 PM, Bjoern Hoehrmann <derhoermi@gmx.net> wrote: > * Dirk Schulze wrote: >> The algorithm to compute a bounding box for a container states the following[1]: >> >> • Let box be a rectangle initialized to (0, 0, 0, 0). >> >> and later: >> >> set box to be the union of box and the result of invoking the algorithm to compute a bounding box with child >> >> That means that box will always include the point (0,0) > > If `union` ignores that such a rectangle has no area then maybe, but > that would be strange and unexpected, and I've certainly seen `union` > implementations of geometry libraries that do not behave like that. > Note that there is the related open issue "Issue 11: Need to define > what the union of rectangles with no area means.” Well, why wouldn’t <path d=“M100,100L100,100z”/> have a valid bounding box? You might not fill the area, but you can still stroke it or add a marker. So it is valid. Greetings, Dirk > -- > Björn Höhrmann · mailto:bjoern@hoehrmann.de · http://bjoern.hoehrmann.de > Am Badedeich 7 · Telefon: +49(0)160/4415681 · http://www.bjoernsworld.de > 25899 Dagebüll · PGP Pub. KeyID: 0xA4357E78 · http://www.websitedev.de/

Received on Saturday, 19 April 2014 06:50:17 UTC