On May 25, 2011, at 1:28 PM, Susana Iraiis Delgado Rodriguez wrote:

> Hello list!!
> 

Hello, welcome! 

> I just began to work with mapnik and Python to generate a image out from a 
> shapefile. I've created png files for the use of LineSymbolizer and 
> PolygonSymbolizer.

Great.

> Now, I want to get an image from a shapefile which its geometry has points, 
> but reading the documentation of PointSymbolizer, i figured out, it only 
> works with image files.

PointSymbolizer works with point geometries, and in Mapnik 0.7.x and below 
expects a small png or tif image to be supplied as an icon/symbol to be placed 
at each point.

Mapnik2 (current trunk) supports png, tiff, and jpeg images as well as SVG 
symbols.

Mapnik2 also has a new MarkersSymbolizer that can be used to dynamically draw 
points, based on a few parameters, to avoid the need to load a image or svg as 
an icon. Here is and example XML: 

http://trac.mapnik.org/browser/trunk/tests/data/good_maps/markers_symbolizer_points.xml

> Am I getting a wrong conclusion? Is there anyway PointSymbolizar work with 
> shapefiles?

Hope the above helps. Let me know if you have further questions.

Dane

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