Changeset 1156

Timestamp:

05/24/09 01:49:03 (14 months ago)

Author:

dane

Message:

+add support for pickling a mapnik query - see #345

Files:

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

trunk/bindings/python/mapnik_query.cpp

@@ -25 +25 @@
 #include <mapnik/query.hpp>
 #include <mapnik/envelope.hpp>
+using mapnik::query;
+using mapnik::Envelope;
+
+struct query_pickle_suite : boost::python::pickle_suite
+{
+   static boost::python::tuple
+   getinitargs(const query& q)
+   {
+      return boost::python::make_tuple(q.get_bbox(),q.resolution());  
+   }
+};
 
 void export_query()
@@ -30 +41 @@
     using namespace boost::python;
 
-    using mapnik::query;
-    using mapnik::Envelope;
-
     class_<query>("Query", "a spatial query data object", 
                   init<Envelope<double>,double>() )
+        .def_pickle(query_pickle_suite())
         .add_property("resolution", &query::resolution)
         .add_property("bbox", make_function(&query::get_bbox,