Changeset 1159

Timestamp:

05/24/09 02:02:33 (14 months ago)

Author:

dane

Message:

+add pickle support to projection class - see #345

Files:

• trunk/bindings/python/mapnik_projection.cpp (modified) (2 diffs)

trunk/bindings/python/mapnik_projection.cpp

@@ -25 +25 @@
 #include <mapnik/coord.hpp>
 #include <mapnik/projection.hpp>
+
+using mapnik::projection;
+
+struct projection_pickle_suite : boost::python::pickle_suite
+{
+    static boost::python::tuple
+    getinitargs(const projection& p)
+    {
+        using namespace boost::python;
+        return boost::python::make_tuple(p.params());
+    }
+};
 
 namespace {
@@ -74 +86 @@
 {
     using namespace boost::python; 
-    using mapnik::projection;
-    
+
     class_<projection>("Projection", init<optional<std::string const&> >())
+        .def_pickle(projection_pickle_suite())
         .def ("params", make_function(&projection::params,
                                       return_value_policy<copy_const_reference>()))