demos/sub-attaq/states.h

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  41
  42 #ifndef STATES_H
  43 #define STATES_H
  44
  45 //Qt
  46 #include <QtCore/QState>
  47 #include <QtCore/QSignalTransition>
  48 #include <QtCore/QPropertyAnimation>
  49 #include <QtGui/QKeyEventTransition>
  50 #include <QtCore/QSet>
  51
  52 class GraphicsScene;
  53 class Boat;
  54 class SubMarine;
  55 QT_BEGIN_NAMESPACE
  56 class QStateMachine;
  57 QT_END_NAMESPACE
  58
  59 class PlayState : public QState
  60 {
  61 public:
  62     PlayState(GraphicsScene *scene, QState *parent = 0);
  63     ~PlayState();
  64
  65  protected:
  66     void onEntry(QEvent *);
  67
  68 private :
  69     GraphicsScene *scene;
  70     QStateMachine *machine;
  71     int currentLevel;
  72     int score;
  73     QState *parallelChild;
  74
  75     friend class UpdateScoreState;
  76     friend class UpdateScoreTransition;
  77     friend class WinTransition;
  78     friend class CustomSpaceTransition;
  79     friend class WinState;
  80     friend class LostState;
  81     friend class LevelState;
  82 };
  83
  84 class LevelState : public QState
  85 {
  86 public:
  87     LevelState(GraphicsScene *scene, PlayState *game, QState *parent = 0);
  88 protected:
  89     void onEntry(QEvent *);
  90 private :
  91     void initializeLevel();
  92     GraphicsScene *scene;
  93     PlayState *game;
  94 };
  95
  96 class PauseState : public QState
  97 {
  98 public:
  99     PauseState(GraphicsScene *scene, QState *parent = 0);
 100
 101 protected:
 102     void onEntry(QEvent *);
 103     void onExit(QEvent *);
 104 private :
 105     GraphicsScene *scene;
 106     Boat *boat;
 107 };
 108
 109 class LostState : public QState
 110 {
 111 public:
 112     LostState(GraphicsScene *scene, PlayState *game, QState *parent = 0);
 113
 114 protected:
 115     void onEntry(QEvent *);
 116     void onExit(QEvent *);
 117 private :
 118     GraphicsScene *scene;
 119     PlayState *game;
 120 };
 121
 122 class WinState : public QState
 123 {
 124 public:
 125     WinState(GraphicsScene *scene, PlayState *game, QState *parent = 0);
 126
 127 protected:
 128     void onEntry(QEvent *);
 129     void onExit(QEvent *);
 130 private :
 131     GraphicsScene *scene;
 132     PlayState *game;
 133 };
 134
 135 class UpdateScoreState : public QState
 136 {
 137 public:
 138     UpdateScoreState(PlayState *game, QState *parent);
 139 private:
 140     QPropertyAnimation *scoreAnimation;
 141     PlayState *game;
 142 };
 143
 144 //These transtion is used to update the score
 145 class UpdateScoreTransition : public QSignalTransition
 146 {
 147 public:
 148     UpdateScoreTransition(GraphicsScene *scene, PlayState *game, QAbstractState *target);
 149 protected:
 150     virtual bool eventTest(QEvent *event);
 151 private:
 152     PlayState * game;
 153     GraphicsScene *scene;
 154 };
 155
 156 //These transtion test if we have won the game
 157 class WinTransition : public QSignalTransition
 158 {
 159 public:
 160     WinTransition(GraphicsScene *scene, PlayState *game, QAbstractState *target);
 161 protected:
 162     virtual bool eventTest(QEvent *event);
 163 private:
 164     PlayState * game;
 165     GraphicsScene *scene;
 166 };
 167
 168 //These transtion is true if one level has been completed and the player want to continue
 169  class CustomSpaceTransition : public QKeyEventTransition
 170 {
 171 public:
 172     CustomSpaceTransition(QWidget *widget, PlayState *game, QEvent::Type type, int key);
 173 protected:
 174     virtual bool eventTest(QEvent *event);
 175 private:
 176     PlayState *game;
 177     int key;
 178 };
 179
 180 #endif // STATES_H