[mapguide-users] Changing Visibility for one layer affects others

[Paul Spencer]

this may not help, but try saving the map using

$map->Save($ressvc, $mapName);

Cheers

Paul

On 22-Jan-08, at 10:30 AM, nclayton wrote:

>
> Hi all,
> I am trying to add functionality to toggle raster images on and off  
> to my
> map. I have the raster images on a layer called aerial. I am calling  
> a php
> page with the following function call in the scriptFrame:
>
>        toggleLayer($sessionId,$mapName,"aerial");
>
> The function is:
>
> 	function toggleLayer($sessId,$mapName,$layerName){
> 		try{
> 			$userInfo = new MgUserInformation($sessId);
> 			$siteConnection = new MgSiteConnection();
> 			$siteConnection->Open($userInfo);
> 			$ressvc = $siteConnection- 
> >CreateService(MgServiceType::ResourceService);
> 			$map = new MgMap();
> 			$map->Open($ressvc,$mapName);
> 			$tlyr = $map->GetLayers()->GetItem($layerName);
> 			$tlyr->SetVisible(!($tlyr->GetVisible()));
> 			$map->Save($ressvc);
> 		}catch(Exception $e){
>
> 		}
> 	}
>
> This is causing the layer to become visible, but it is also causing  
> other
> layers to not be visible.
> I've made a page with images showing what is happening, and it is  
> located
> at:
>
> http://www.tscmaps.com/issue.htm http://www.tscmaps.com/issue.htm
>
> Thank you for your help
>
> -- 
> View this message in context: http://www.nabble.com/Changing-Visibility-for-one-layer-affects-others-tp15021169s16610p15021169.html
> Sent from the MapGuide Users mailing list archive at Nabble.com.
>
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