PHP/MapScript - Reference

[Bernardo Rocha]

Someone could help me drawing a reference map? 

I simple tried it:

$ref = $map->drawReferenceMap();
$image = $ref->saveWebImage(MS_PNG,1,1,0);

and it doesn´t works! What shoul I do? Any examples?

Thanks!

Bernardo M. Rocha
PLANGEO - Planejamento e Geotecnologia Ltda.
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