31 lines
685 B
C++
31 lines
685 B
C++
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// boost
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#include <boost/python.hpp>
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#include "python_featureset.hpp"
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#include "python_utils.hpp"
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python_featureset::python_featureset(boost::python::object iterator)
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{
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ensure_gil lock;
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begin_ = boost::python::stl_input_iterator<mapnik::feature_ptr>(iterator);
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}
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python_featureset::~python_featureset()
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{
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ensure_gil lock;
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begin_ = end_;
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}
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mapnik::feature_ptr python_featureset::next()
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{
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// checking to see if we've reached the end does not require the GIL.
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if(begin_ == end_)
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return mapnik::feature_ptr();
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// getting the next feature might call into the interpreter and so the GIL must be held.
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ensure_gil lock;
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return *(begin_++);
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}
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