31 lines
750 B
C++
31 lines
750 B
C++
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#ifndef PYTHON_FEATURESET_HPP
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#define PYTHON_FEATURESET_HPP
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// boost
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#include <boost/python.hpp>
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#include <boost/python/stl_iterator.hpp>
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// mapnik
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#include <mapnik/datasource.hpp>
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// extend the mapnik::Featureset defined in include/mapnik/datasource.hpp
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class python_featureset : public mapnik::Featureset
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{
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public:
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// this constructor can have any arguments you need
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python_featureset(boost::python::object iterator);
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// desctructor
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virtual ~python_featureset();
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// mandatory: you must expose a next() method, called when rendering
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mapnik::feature_ptr next();
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private:
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typedef boost::python::stl_input_iterator<mapnik::feature_ptr> feature_iter;
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feature_iter begin_, end_;
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};
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#endif // PYTHON_FEATURESET_HPP
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