[Mapserver-users] how to get extents after using zoomscale()

[Daniel Morissette]

Stephen Clark wrote:
>  // get the extent after the zoom operation
> 
>  $my_RectObj_after_zoom =  ms_newRectObj();
>  $my_RectObj_after_zoom = $map->extent;
> 
>  // print out the map extent now
>  print " the map extent after zoom is [0] : $my_RectObj_after_zoom[0]
> <br>";
>  print " the map extent after zoom is [1] : $my_RectObj_after_zoom[1] <br>";
>  print " the map extent after zoom is [2] : $my_RectObj_after_zoom[2] <br>";
>  print " the map extent after zoom is [3] : $my_RectObj_after_zoom[3] <br>";
> 
> 

The rectObj is not an array: it's an object with 4 member variables:

Try using instead:
   $my_RectObj_after_zoom->minx
   $my_RectObj_after_zoom->miny
   $my_RectObj_after_zoom->maxx
   $my_RectObj_after_zoom->maxy

Daniel
-- 
------------------------------------------------------------
  Daniel Morissette               morissette@dmsolutions.ca
  DM Solutions Group              http://www.dmsolutions.ca/
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