[ka-Map-users] Technical alternatives for SVG on IE

[Paul Spencer]

If you are rendering the svg overlay on the server side anyway then a  
round-trip to the server via ajax would get you a tooltip quite  
quickly and with minimal browser impact.  Just a thought.

On 28-Apr-06, at 1:57 PM, Robert Thau wrote:

> Steve Lime writes:
>> That'd be an interesting alternative to the walter zorn libs. Hmmm...
>>
>>>>> Paul Spencer <pspencer at dmsolutions.ca> 4/28/2006 9:42 AM >>>
>> There is also <canvas> for firefox/safari and a canvas-in-ie that
>> wraps canvas syntax around vml for ie (http://me.eae.net/archive/
>> 2005/12/29/canvas-in-ie/).  And reading the comments there is also an
>> SVG for IE wrapper (http://starkravingfinkle.org/blog/2006/03/svg-in-
>> ie/)
>
> I tried playing with <canvas> in Firefox.  Works fine if you're just
> drawing an essentially static overlay.  The only way I could think of
> to get mouse sensitivity, though, was to overlay a transparent image
> with an <imagemap>, and add <area> tags for the mouse sensitive areas.
> It works, but for large numbers of overlays it can be slow.  On the
> other hand, I'm not sure what else you *can* do to display
> mouse-sensitive polygonal areas in Safari...
>
> Robert Thau
> rst at alum.mit.edu

+-----------------------------------------------------------------+
|Paul Spencer                           pspencer at dmsolutions.ca   |
+-----------------------------------------------------------------+
|Applications & Software Development                              |
|DM Solutions Group Inc                 http://www.dmsolutions.ca/|
+-----------------------------------------------------------------+