initial commit, lordsawar source, slightly modified

[lordsawar] / src / counter.h

diff --git a/src/counter.h b/src/counter.h
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+// Copyright (C) 2003 Michael Bartl
+// Copyright (C) 2003, 2004, 2005 Ulf Lorenz
+// Copyright (C) 2007, 2008 Ben Asselstine
+//
+//  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 3 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 Library 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., 51 Franklin Street, Fifth Floor, Boston, MA 
+//  02110-1301, USA.
+
+#ifndef FL_COUNTER_H
+#define FL_COUNTER_H
+
+#include <gtkmm.h>
+#include <string>
+#include <sigc++/trackable.h>
+
+class XML_Helper;
+
+/** The purpose of this class is very simple. Each object (player etc.) has a
+  * unique id by which it may be accessed (this isn't important for now, but
+  * becomes crucial as soon as you play e.g. over the network). Therefore, each 
+  * important game object queries this class for an id and gets a unique
+  * identifier. The current counter position is saved together with a game.
+  *
+  * The implementation with the global variable could be changed in favour of
+  * static functions...
+  */
+
+class FL_Counter : public sigc::trackable
+{
+    public:
+       //! The xml tag of this object in a saved-game file.
+       static std::string d_tag; 
+
+        //! Initialise the counter with a start value
+        FL_Counter(guint32 start = 0);
+
+        //! Load the counter. See XML_Helper for details.
+        FL_Counter(XML_Helper* helper);
+        ~FL_Counter();
+
+        //! Returns a unique id
+        guint32 getNextId();
+
+       void syncToId(guint32 id);
+
+        //! Saves the current counter position
+        bool save(XML_Helper* helper);
+
+    private:
+        guint32 d_curID;
+};
+
+extern FL_Counter* fl_counter;
+#endif