From 2fa027855a8666535793ec7175d9c88a7dc67120 Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@dbsgeo.com>
Date: Mon, 10 Jan 2011 23:04:34 +0000
Subject: [PATCH] don't return reference to temporary, and intialize metawriter
 values

---
 include/mapnik/symbolizer.hpp | 8 +++++++-
 src/symbolizer.cpp            | 2 +-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/include/mapnik/symbolizer.hpp b/include/mapnik/symbolizer.hpp
index 9121e3e92..dfd3afae1 100644
--- a/include/mapnik/symbolizer.hpp
+++ b/include/mapnik/symbolizer.hpp
@@ -39,6 +39,12 @@ class Map;
 
 class MAPNIK_DECL symbolizer_base {
     public:
+        symbolizer_base():
+            properties_(),
+            properties_complete_(),
+            writer_name_(),
+            writer_ptr_() {}
+            
         /** Add a metawriter to this symbolizer.
           *
           * expression can be empty the default expression of
@@ -83,7 +89,7 @@ public:
     void set_filename(path_expression_ptr filename);
     void set_transform(transform_type const& );
     transform_type const& get_transform() const;
-    std::string const& get_transform_string() const;
+    std::string const get_transform_string() const;
     void set_opacity(float opacity);
     float get_opacity() const;
 protected:
diff --git a/src/symbolizer.cpp b/src/symbolizer.cpp
index 081685b80..c1b6f5d8b 100644
--- a/src/symbolizer.cpp
+++ b/src/symbolizer.cpp
@@ -94,7 +94,7 @@ transform_type const& symbolizer_with_image::get_transform() const
     return matrix_;
 }
 
-std::string const& symbolizer_with_image::get_transform_string() const
+std::string const symbolizer_with_image::get_transform_string() const
 {
     std::stringstream ss;
     ss << "matrix(" << matrix_[0] << ", " << matrix_[1] << ", "