[Mapserver-users] MapScript, help starting?

[Eric Bridger]

You should send along your map file.  One guess is that there is a
problem with your map EXTENT.

On Thu, 2003-02-27 at 04:07, Junkmail Box wrote:
> 
> I'm having trouble getting started using Perl MapScript. The doc at
> ttp://mapserver.gis.umn.edu/doc36/perlmapscript-reference.html doesn't
> give a lot for examples of getting started. They do give this, though:
> 
> #!/usr/bin/perl
> use mapscript;
> my $map = new mapObj('arcata.map') or die('Unable to open mapfile.');
> my $img = $map->draw() or die('Unable to draw map');
> my $void = $img->saveImage('example.png', $mapscript::MS_PNG, $map->{transparent}, $map->{interlace}, 0);
> 
> However, when I run it, example.png is an empty file.
> 
> arcata.map is a map file, and works with the mapserv CGI binary just fine.
> And $map->{numlayers} properly says there are 3 layers in the map. So I
> know the map file is reasonably valid.
> 
> Any ideas on what the problem could be?
> Are there any tutorials on getting started using MapScript?
> 
> Thanks a lot!
> 
> 
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