- From: Doug Schepers <schepers@w3.org>
- Date: Thu, 10 Jul 2014 19:08:13 -0400
- To: Juergen Roethig <roethig@dhbw-karlsruhe.de>
- CC: www-svg@w3.org
Hi, Juergen– I understand that you're not proposing breaking changes with old syntax. When I said "backwards compatibility", I meant compatibility with older UAs, not with older content. I don't think it's advisable to make dramatic changes to existing elements. Regards- -Doug On 7/10/14 3:37 PM, Juergen Roethig wrote: > Hello world, > > Doug Schepers wrote: >> >> I'm not sure how that's simpler… you're proposing changes to several >> existing elements (with all the issues of backwards compatibility and >> testing), rather than simply introducing a new element with the >> dedicated functionality. > > I proposed a "change" just to two attributes of existing elements, i.e. > the points and the d attribute. I propose to let them additionally allow > some special notion (now, it's temporarily "refpoint(refidvalue)") > instead of a "x,y" coordinate pair (or "x y", or whatever format might > be allowed for that). I do not see any implications which might lead to > problems with backwards compatibility ("broken content"). And I proposed > one new element ("point") which would not be rendered, and which might > appear basically everwhere where "old" graphical elements might appear > as well. > >> The issue is not the complexity of the specification (it's not that >> complex), it's the lack of commitment from browser vendors to support >> it; they aren't opposed to it, but they aren't likely to implement it >> soon, either, so it's a matter of priorities in moving it forward. > > And the implementation should be a matter of minutes, since as I wrote > in my previous EMail ... > >> On 7/10/14 9:45 AM, Juergen Roethig wrote: >>> >>> >>> One might create a simple prototype for that by using XSL transformation >>> to the "connector-enhanced" svg file ... maybe I will do that as an >>> example, if time permits. > > ... this is easily possible. You might check a working demo at > [http://jroethig.de/geolog/connector.html] > But it was a one hour hack, so please forgive any weird XSLT coding, or > the fact that it does not perform the XSLT automatically, so far. I just > run "xsltproc" for that matter. But it's pure XSLT 1, so any browser is > able to perform the XSLT, they finally just don't show the resulting > SVG, but the XML code (at least in my browsers) - probably some weird > problem with xml-stylesheet, DOCTYPE, or xmlns declarations. If someone > makes it work automatically and might tell me what was wrong before, you > are welcome! > > Regards, > > Juergen Roethig >
Received on Thursday, 10 July 2014 23:08:22 UTC