X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fobject_factory.hpp;h=0e0d0d3502fd9de24faaf2b3389e1727a707fbd3;hb=691335a74a0717e839f440c6151f1517cf89548d;hp=7e06739c6c6dcad4db3a81d71c61df4250700880;hpb=a113d3bd1feddd510e3b2852b0d42522735eee40;p=supertux.git

diff --git a/src/object_factory.hpp b/src/object_factory.hpp
index 7e06739c6..0e0d0d350 100644
--- a/src/object_factory.hpp
+++ b/src/object_factory.hpp
@@ -23,9 +23,9 @@
 #include <string>
 #include <map>
 
-#include "lisp/lisp.hpp"
-#include "game_object.hpp"
-#include "math/vector.hpp"
+namespace lisp { class Lisp; }
+class Vector;
+class GameObject;
 
 class Factory
 {
@@ -37,10 +37,14 @@ public:
    * Remember to delete the objects later
    */
   virtual GameObject* create_object(const lisp::Lisp& reader) = 0;
-};
 
-typedef std::map<std::string, Factory*> Factories;
-extern Factories* object_factories;
+  typedef std::map<std::string, Factory*> Factories;
+  static Factories &get_factories()
+  {
+    static Factories object_factories;
+    return object_factories;
+  }
+};
 
 GameObject* create_object(const std::string& name, const lisp::Lisp& reader);
 GameObject* create_object(const std::string& name, const Vector& pos);
@@ -57,10 +61,12 @@ class INTERN_##CLASS##Factory : public Factory                    \
 public:                                                           \
   INTERN_##CLASS##Factory()                                       \
   {                                                               \
-    if(object_factories == 0)                                     \
-      object_factories = new Factories;                           \
+    get_factories()[NAME] = this;                                \
+  }                                                               \
                                                                   \
-    object_factories->insert(std::make_pair(NAME, this));         \
+  ~INTERN_##CLASS##Factory()                                      \
+  {                                                               \
+    get_factories().erase(NAME);                                 \
   }                                                               \
                                                                   \
   virtual GameObject* create_object(const lisp::Lisp& reader)     \