From ff006dd3f0dbf35402e3490a5ab52ccc982b86a3 Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@dbsgeo.com>
Date: Wed, 13 Apr 2011 21:30:39 +0000
Subject: [PATCH] allow copy of mapnik::projection when proj_transform is
 created - closes #658 - TODO - consider using shared_ptr

---
 include/mapnik/proj_transform.hpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/mapnik/proj_transform.hpp b/include/mapnik/proj_transform.hpp
index ce6920ea1..2bbafe578 100644
--- a/include/mapnik/proj_transform.hpp
+++ b/include/mapnik/proj_transform.hpp
@@ -27,6 +27,8 @@
 
 // mapnik
 #include <mapnik/projection.hpp>
+#include <mapnik/box2d.hpp>
+
 // boost
 #include <boost/utility.hpp>
 
@@ -47,8 +49,8 @@ public:
     mapnik::projection const& dest() const;
         
 private:
-    projection const& source_;
-    projection const& dest_;
+    projection const source_;
+    projection const dest_;
     bool is_source_longlat_;
     bool is_dest_longlat_;
     bool is_source_equal_dest_;