[Mapserver-users] Re: mapscript: removing layer from MapObj

[Marc Monnerat]

Simply set the status of the layer object with :

         $layer->set("status", 1);   //draw it

         $layer->set("status", 0);

Regards,

mm




At 09:20 28.10.2003 -0500, you wrote:
>Hi,
>
>I searched the mailing list and the web but didn't find a good way to remove
>an existing layer from a MapObj (I'm using PHP mapscripts).
>
>What I'm trying to accomplish: I have a map with multiple layers on it. I
>would like to store this object in a session, so that it can be retrieved
>again the next time a user sends a request (e.g. zooming in). One of those
>requests is to remove one or more layers from the map, yet in order to do
>this I would like to have a function/method similar to
>MapObj::removeLayer(LayerIndex). Anyway to accomplish this in such a fashion?
>
>I know, I could work with a basic mapfile and then just add the necessary
>layers, but this is rather 'backwards' in my opinion and requires me to keep
>track of existing layers and a bunch of other variables (I actually wrote a
>few classes that to that).
>
>Also, I took a look at the mapscript source code, and it seems that
>implementing a removeLayer() method shouldn't be to hard (I wouldn't mind
>taking a stab at it). Or do I miss something?
>
>Thanks for your help,
>Christoph
>
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