[Mapserver-users] no legend

Thu Mar 18 08:19:32 EST 2004

Hi,

maybe the KEYSIZE (the size of the legend box for each class you have 
defined) is too big (200x120 pixel)?

Cheers, Michael

Elisabeth Nolz schrieb:

> hi list.
> 
> i have a "simple" problem: there ist no legend indicated. not even an
> error message. just an image with nothing in it. i can't imagine why. what
> am i doing wrong? i am grateful for each assistance.
> 
> here is an extract of my mapfile (with only one layer):
> 
> NAME TEST
> STATUS ON
> SIZE 300 300
> EXTENT 1100 340050 2000 339480
> UNITS METERS
> SHAPEPATH "data"
> IMAGECOLOR 255 255 255
> IMAGETYPE GIF
> 
> WEB
>  IMAGEPATH "c:\apache\htdocs\bla\tmp\"
>  IMAGEURL "/bla/TMP/"
> END
> 
> LEGEND
>  STATUS ON
>  IMAGECOLOR 255 255 255
>  TRANSPARENT OFF
>  OUTLINECOLOR 0 0 0
>  KEYSIZE 200 120
>  POSITION LR
>  LABEL
>   TYPE BITMAP
>   SIZE MEDIUM
>   COLOR 160 220 255
>  END
> END
> 
> LAYER
>  NAME "blabla"
>  DATA "blabla"
>  STATUS ON
>  TYPE POLYGON
>  CLASSITEM "blabla"
>  CLASS
>   EXPRESSION /./
>   OUTLINECOLOR 0 0 0
>   COLOR 255 255 255
>  END
> END
> 
> 
> and an extract of my php-file:
> 
> <?php
>  ...
>  $map=ms_newMapObj($map_path.$map_file);
>  $image=$map->draw();
>  $image_url=$image->saveWebImage(MS_GIF,1,1,0);
>  $image_legend=$map->drawLegend();
>  $image_legend_url=$image_legend->saveWebImage(MS_GIF,1,1,0);
>  ...
> ?>
> 
> <html>
> ...
> <td valign="top">
>  <table>
>   <tr><td>
>    <font size=+2><b>Legende</b></font><br>
>    <img src="<?php echo $image_legend_url?>">
>   </td></tr>
>  </table>
> </td>
> ...
> </html>
> 
> 
> thx, elisabeth.
> _______________________________________________
> Mapserver-users mailing list
> Mapserver-users at lists.gis.umn.edu
> http://lists.gis.umn.edu/mailman/listinfo/mapserver-users
> 

-- 
-----------------------------------------------------------
Michael Schulz                                in medias res
Dipl.-Geologe                              Gesellschaft für
                                 Informationstechnologie mbH
                                      In den Weihermatten 66
		                             79108 Freiburg
                                      0761 55695-95 (Fax 96)
mschulz at webgis.de              www.webgis.de/www.zopecms.de