X-Git-Url: https://ruin.nu/git/?a=blobdiff_plain;f=src%2Fsortaction.h;h=0e59cd385e1701eff4b2a592fbd0dc9aae2c73bb;hb=1c14858d7eb8283d147fbe11963d7b32b221a98b;hp=b6c5df74278f85d08540678674ffb6c7d384a650;hpb=47b1f5c0294e079bc120dc8366977951aa0778bf;p=germs.git

diff --git a/src/sortaction.h b/src/sortaction.h
index b6c5df7..0e59cd3 100644
--- a/src/sortaction.h
+++ b/src/sortaction.h
@@ -21,20 +21,51 @@
 #ifndef __SORTACTION_H__
 #define __SORTACTION_H__
 
+#include <tr1/memory>
+class GeneOrder;
 /**
- * Abstraction of a sort action, keeping track of score
+ * Abstraction of a sort action, all child actions has to be immutable.
  *
  * \author Michael Andreen
  */
 class SortAction{
 	public:
+		typedef std::tr1::shared_ptr<SortAction> ActionPointer;
 
+		/**
+		 * Creates a new sort action, given a specified action.
+		 * SortAction promises to remove the given action.
+		 */
+		SortAction(SortAction* sa): _action(sa){
+		}
+
+		SortAction(const SortAction& sa): _action(sa._action){
+		}
+
+		virtual const SortAction& operator=(const SortAction& sa){
+			if (this != &sa)
+				_action = sa._action;
+			return *this;
+		}
+		
 		virtual ~SortAction(){};
 
 		/**
-		 * Sort SortActions by score
+		 * Applies the action on the GeneOrder and returning it.
 		 */
-		virtual operator<(const SortAction& sa) const;
+		virtual GeneOrder& operator()(GeneOrder& go) const{
+			return (*_action)(go);
+		}
+
+		/**
+		 * Compares sort actions.
+		 */
+		virtual bool operator==(const SortAction& sa) const{
+			return (*_action) == (sa._action.get() == 0 ? sa : *sa._action);
+		}
+	private:
+		ActionPointer _action;
+
 };
 
 #endif