+ expose map resize and remove_all methods as well as view_transform property in python

CHANGELOG

@@ -11,7 +11,9 @@ Developers: Please commit along with changes.
 For a complete change history, see the SVN log.
 
 
-Current Version (0.5.2-dev, SVN trunk):
+Current Version (0.6.0-dev, SVN trunk):
 ---------------------------------------
 
+- python/mapnik_map.cpp: Added ability to resize map and clear all layers and styles from python (r792)
+
 - load_map.cpp and save_map.cpp: Added xml serialization for abstract, title, minzoom, maxzoom, and queryable attributes (r787)

bindings/python/mapnik_map.cpp

@@ -219,6 +219,13 @@ void export_map()
            ">>> <mapnik._mapnik.Feature object at 0x5fe1b0>\n"
          )
 
+      .def("remove_all",&Map::remove_all,
+           "Remove all Mapnik Styles and Layers from the Map.\n"
+           "\n"
+           "Usage:\n"
+           ">>> m.remove_all()\n"
+         )
+        
       .def("remove_style",&Map::remove_style,
            "Remove a Mapnik Style from the map.\n"
            "\n"
@@ -226,6 +233,13 @@ void export_map()
            ">>> m.remove_style('Style Name')\n"
          )
 
+      .def("resize",&Map::resize,
+           "Resize a Mapnik Map.\n"
+           "\n"
+           "Usage:\n"
+           ">>> m.resize(64,64)\n"
+         )
+        
       .def("scale", &Map::scale,
            "Return the Map Scale.\n"
            "Usage:\n"
@@ -279,6 +293,15 @@ void export_map()
                     "2\n"
          )
         
+
+      .add_property("view_transform",make_function(&Map::getCurrentExtent,
+                         return_value_policy<copy_const_reference>()),
+                   "View the Map CoordinateTransform Envelope.\n"
+                   "\n"
+                   "Usage:\n"
+                   ">>> m.view_transform\n"         
+         )
+         
       .add_property("height",
                     &Map::getHeight,
                     &Map::setHeight,