From ea68727d27e699200236b3b7ecbe36b7f7061cfc Mon Sep 17 00:00:00 2001
From: megamage <none@none>
Date: Tue, 18 Nov 2008 19:40:06 -0600
Subject: *Merge from Mangos. Add MapReference. Author: hunuza. *Also re-commit
 the patches reverted in 255.

--HG--
branch : trunk
---
 src/game/MapReference.h | 50 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 src/game/MapReference.h

(limited to 'src/game/MapReference.h')

diff --git a/src/game/MapReference.h b/src/game/MapReference.h
new file mode 100644
index 00000000000..b41796ea91b
--- /dev/null
+++ b/src/game/MapReference.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _MAPREFERENCE_H
+#define _MAPREFERENCE_H
+
+#include "Utilities/LinkedReference/Reference.h"
+#include "Map.h"
+
+class TRINITY_DLL_SPEC MapReference : public Reference<Map, Player>
+{
+    protected:
+        void targetObjectBuildLink()
+        {
+            // called from link()
+            getTarget()->m_mapRefManager.insertFirst(this);
+            getTarget()->m_mapRefManager.incSize();
+        }
+        void targetObjectDestroyLink()
+        {
+            // called from unlink()
+            if(isValid()) getTarget()->m_mapRefManager.decSize();
+        }
+        void sourceObjectDestroyLink()
+        {
+            // called from invalidate()
+            getTarget()->m_mapRefManager.decSize();
+        }
+    public:
+        MapReference() : Reference<Map, Player>() {}
+        ~MapReference() { unlink(); }
+        MapReference *next() { return (MapReference*)Reference<Map, Player>::next(); }
+        MapReference const *next() const { return (MapReference const*)Reference<Map, Player>::next(); }
+};
+#endif
-- 
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