--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demos/sub-attaq/graphicsscene.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,122 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef __GRAPHICSSCENE__H__
+#define __GRAPHICSSCENE__H__
+
+//Qt
+#include <QtGui/QGraphicsScene>
+#include <QtCore/QSet>
+#include <QtCore/QState>
+
+
+class Boat;
+class SubMarine;
+class Torpedo;
+class Bomb;
+class PixmapItem;
+class ProgressItem;
+class TextInformationItem;
+QT_BEGIN_NAMESPACE
+class QAction;
+QT_END_NAMESPACE
+
+class GraphicsScene : public QGraphicsScene
+{
+Q_OBJECT
+public:
+    enum Mode {
+        Big = 0,
+        Small
+    };
+
+    struct SubmarineDescription {
+        int type;
+        int points;
+        QString name;
+    };
+
+    struct LevelDescription {
+        int id;
+        QString name;
+        QList<QPair<int,int> > submarines;
+    };
+
+    GraphicsScene(int x, int y, int width, int height, Mode mode = Big);
+    qreal sealLevel() const;
+    void setupScene(QAction *newAction, QAction *quitAction);
+    void addItem(Bomb *bomb);
+    void addItem(Torpedo *torpedo);
+    void addItem(SubMarine *submarine);
+    void addItem(QGraphicsItem *item);
+    void clearScene();
+
+signals:
+    void subMarineDestroyed(int);
+    void allSubMarineDestroyed(int);
+
+private slots:
+    void onBombExecutionFinished();
+    void onTorpedoExecutionFinished();
+    void onSubMarineExecutionFinished();
+
+private:
+    Mode mode;
+    ProgressItem *progressItem;
+    TextInformationItem *textInformationItem;
+    Boat *boat;
+    QSet<SubMarine *> submarines;
+    QSet<Bomb *> bombs;
+    QSet<Torpedo *> torpedos;
+    QVector<SubmarineDescription> submarinesData;
+    QHash<int, LevelDescription> levelsData;
+
+    friend class PauseState;
+    friend class PlayState;
+    friend class LevelState;
+    friend class LostState;
+    friend class WinState;
+    friend class WinTransition;
+    friend class UpdateScoreTransition;
+};
+
+#endif //__GRAPHICSSCENE__H__
+