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    41 

    42 #ifndef __GRAPHICSSCENE__H__

    43 #define __GRAPHICSSCENE__H__

    44 

    45 //Qt

    46 #include <QtGui/QGraphicsScene>

    47 #include <QtCore/QSet>

    48 #include <QtCore/QState>

    49 

    50 

    51 class Boat;

    52 class SubMarine;

    53 class Torpedo;

    54 class Bomb;

    55 class PixmapItem;

    56 class ProgressItem;

    57 class TextInformationItem;

    58 QT_BEGIN_NAMESPACE

    59 class QAction;

    60 QT_END_NAMESPACE

    61 

    62 class GraphicsScene : public QGraphicsScene

    63 {

    64 Q_OBJECT

    65 public:

    66     enum Mode {

    67         Big = 0,

    68         Small

    69     };

    70 

    71     struct SubmarineDescription {

    72         int type;

    73         int points;

    74         QString name;

    75     };

    76 

    77     struct LevelDescription {

    78         int id;

    79         QString name;

    80         QList<QPair<int,int> > submarines;

    81     };

    82 

    83     GraphicsScene(int x, int y, int width, int height, Mode mode = Big);

    84     qreal sealLevel() const;

    85     void setupScene(QAction *newAction, QAction *quitAction);

    86     void addItem(Bomb *bomb);

    87     void addItem(Torpedo *torpedo);

    88     void addItem(SubMarine *submarine);

    89     void addItem(QGraphicsItem *item);

    90     void clearScene();

    91 

    92 signals:

    93     void subMarineDestroyed(int);

    94     void allSubMarineDestroyed(int);

    95 

    96 private slots:

    97     void onBombExecutionFinished();

    98     void onTorpedoExecutionFinished();

    99     void onSubMarineExecutionFinished();

   100 

   101 private:

   102     Mode mode;

   103     ProgressItem *progressItem;

   104     TextInformationItem *textInformationItem;

   105     Boat *boat;

   106     QSet<SubMarine *> submarines;

   107     QSet<Bomb *> bombs;

   108     QSet<Torpedo *> torpedos;

   109     QVector<SubmarineDescription> submarinesData;

   110     QHash<int, LevelDescription> levelsData;

   111 

   112     friend class PauseState;

   113     friend class PlayState;

   114     friend class LevelState;

   115     friend class LostState;

   116     friend class WinState;

   117     friend class WinTransition;

   118     friend class UpdateScoreTransition;

   119 };

   120 

   121 #endif //__GRAPHICSSCENE__H__

   122