landview DHTML interface: adding elements

[David Bitner]

Use the postdraw() function to call your function then do something in
your function like
document.getElementById('message').innerHtml=message.



On 7/29/05, Dylan Beaudette <dylan at iici.no-ip.org> wrote:
> Greetings,
> 
> I am interested in building on top of the excellent landview DHTML interface
> for mapserver. Specifically, I would like to add a bit of text just below the
> scale bars, with a message about the map scale. I would like this message to
> be updated with every interaction with the map. My attempts thus far are not
> updated after map interaction.
> 
> So far i have created a function that creates a custom message based on the
> scale of the map like this:
> 
>   function display_current_message()
>         {
>         var current_scale = ms.getscale();
>         var message = "";
> 
>         if(current_scale > 50001 )
>                 {
>                 message = "You are currently working with scale A.";
>                 }
>         else
>                 {
>                 message = "You are currently working with scale B.";
>                 }
> 
>         return message;
>         }
> 
> <div id="message"
> (put message here via JS)
> </div>
> 
> 
> Is there a general method of updating the contents of the landview DHTML page
> that i can use to update my custom bit of text?
> 
> thanks in advance!
> 
> --
> Dylan Beaudette
> Soils and Biogeochemistry Graduate Group
> University of California at Davis
> 530.754.7341
>