Re: [pmapper-users] zoom to point and buffer problem

[Armin B. <arm...@gm...>]

I will see for the final 3.0.0 to include buffering.

armin


> Hi,
> 
> this is a problem in ver. 2 and 3 with point layers:
> 
> when I open the map with
> &zoomLayer=my_point_layer&zoomQuery=gid@1@241@1@0
> 
> The server issue a
> Fatal error: <i>[MapServer Error]: setExtent(): Given map extent is
> invalid. 
> Check that it is in the form: minx, miny, maxx, maxy
> 
> That's because the extent is set to the point itself (that obviously has
> no 
> dimension).
> 
> I thought that the pointBuffer was applied here too, but it isn't.
> 
> Are there any workaround or maybe a patch in initmap.php applying
> pointBuffer 
> to the extent is a better solution in this case?
> 
>         // Apply buffer (in units of features)
>         //$buffer = 20000;   // <<<<<<<<<<<<<<<<<<<<<< ADAPT VALUE 
> <<<<<<<<<<<<<<<<<
>         // ABP: set buffer for points
>         if ($this->qLayerType == 0) {
>             $buffer = $_SESSION["pointBuffer"];
>         } else {
>             $buffer = 0.05 * ((($mExtMaxx - $mExtMinx) + ($mExtMaxy - 
> $mExtMiny)) / 2);
>         }
> 
> 
> -- 
> Alessandro Pasotti
> itOpen - "Open Solutions for the Net Age"
> w3:  www.itopen.it
> Linux User# 167502
> 
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