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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 
123