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don't return reference to temporary, and intialize metawriter values

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This commit is contained in:
Dane Springmeyer 2011-01-10 23:04:34 +00:00
parent 9cf0a8deca
commit 2fa027855a
2 changed files with 8 additions and 2 deletions
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8
include/mapnik/symbolizer.hpp
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@ -39,6 +39,12 @@ class Map;
class MAPNIK_DECL symbolizer_base { class MAPNIK_DECL symbolizer_base {
public: public:
symbolizer_base():
properties_(),
properties_complete_(),
writer_name_(),
writer_ptr_() {}
/** Add a metawriter to this symbolizer. /** Add a metawriter to this symbolizer.
* *
* expression can be empty the default expression of * expression can be empty the default expression of
@ -83,7 +89,7 @@ public:
void set_filename(path_expression_ptr filename); void set_filename(path_expression_ptr filename);
void set_transform(transform_type const& ); void set_transform(transform_type const& );
transform_type const& get_transform() 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); void set_opacity(float opacity);
float get_opacity() const; float get_opacity() const;
protected: protected:

2
src/symbolizer.cpp
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@ -94,7 +94,7 @@ transform_type const& symbolizer_with_image::get_transform() const
return matrix_; 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; std::stringstream ss;
ss << "matrix(" << matrix_[0] << ", " << matrix_[1] << ", " ss << "matrix(" << matrix_[0] << ", " << matrix_[1] << ", "