Re: [whatwg] Usemap and ismap for canvas tag

2008-03-05 Thread David Gerard
On 05/03/2008, Greg Houston [EMAIL PROTECTED] wrote: I really didn't mean to shift the emphasis to SVG at all. I don't think anyone is going to try running a Gaussian blur of a dynamically generated mouse-driven turbulence displacement of a bitmap [via] JavaScript on a canvas image.

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-05 Thread Lachlan Hunt
Greg Houston wrote: I would like to request that the canvas element get the same usemap and ismap properties that the img element has. One way this effect could be simulated is by overlaying a transparent img over the top of the canvas, and appling the imagemap to that instead. Given that

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-05 Thread Greg Houston
Hi Lachlan, I am currently implementing the method you describe here: http://demos.greghoustondesign.com/piechart/ Generally, the use of a blank transparent gif seems to me to be the indication of a hack required due to some inadequacy of HTML and/or CSS, e.g. old school table shims which are

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-05 Thread Krzysztof Żelechowski
Dnia 05-03-2008, Śr o godzinie 09:39 -0600, Greg Houston pisze: On a side note, I was just glancing over the newly released, Internet Explorer8 Readiness Toolkit, and it says: Internet Explorer 8 offers Web developers the opportunity to write standards-compliant HTML-based Web pages that

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-04 Thread ddailey
be nice for whoever runs the canvas boat to steer the comparison a little more precisely. regards, David - Original Message - From: Greg Houston [EMAIL PROTECTED] To: whatwg@lists.whatwg.org Sent: Monday, March 03, 2008 11:40 PM Subject: Re: [whatwg] Usemap and ismap for canvas tag

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-04 Thread Greg Houston
@lists.whatwg.org Sent: Monday, March 03, 2008 11:40 PM Subject: Re: [whatwg] Usemap and ismap for canvas tag Wouldn't it make more sense just to use SVG? Dynamic interactive charts and graphs seem to fall into the gray area between what is more appropriate for canvas or SVG. canvas

[whatwg] Usemap and ismap for canvas tag

2008-03-03 Thread Greg Houston
I would like to request that the canvas element get the same usemap and ismap properties that the img element has. It seems the canvas tag was designed primarily for fairly simple dynamic data visualizations, but even so, having some basic, built-in, intuitive methods for interacting with these

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-03 Thread Robert O'Callahan
Wouldn't it make more sense just to use SVG? Rob -- He was pierced for our transgressions, he was crushed for our iniquities; the punishment that brought us peace was upon him, and by his wounds we are healed. We all, like sheep, have gone astray, each of us has turned to his own way; and the

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-03 Thread Greg Houston
Wouldn't it make more sense just to use SVG? Dynamic interactive charts and graphs seem to fall into the gray area between what is more appropriate for canvas or SVG. canvas is designed for creating images dynamically in scripts. SVG focuses on pre-computed image documents, and is more complex

Re: [whatwg] Usemap and ismap for canvas tag

2008-03-03 Thread Charles McCathieNevile
On Tue, 04 Mar 2008 13:40:52 +0900, Greg Houston [EMAIL PROTECTED] wrote: Wouldn't it make more sense just to use SVG? ... So canvas is tuned more for creating dynamic charts and graphs whereas SVG is better apt for static sprites and interface elements with the bonus that it can