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Last change
on this file since 81 was 2, checked in by dmik, 20 years ago |
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Imported xplatform parts of the official release 3.3.1 from Trolltech
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-
Property svn:keywords
set to
Id
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File size:
1.7 KB
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| 1 | /****************************************************************
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| 2 | **
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| 3 | ** Definition of CannonField class, Qt tutorial 14
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| 4 | **
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| 5 | ****************************************************************/
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| 6 |
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| 7 | #ifndef CANNON_H
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| 8 | #define CANNON_H
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| 9 |
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| 10 | class QTimer;
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| 11 |
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| 12 |
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| 13 | #include <qwidget.h>
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| 14 |
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| 15 |
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| 16 | class CannonField : public QWidget
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| 17 | {
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| 18 | Q_OBJECT
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| 19 | public:
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| 20 | CannonField( QWidget *parent=0, const char *name=0 );
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| 21 |
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| 22 | int angle() const { return ang; }
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| 23 | int force() const { return f; }
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| 24 | bool gameOver() const { return gameEnded; }
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| 25 | bool isShooting() const;
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| 26 | QSize sizeHint() const;
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| 27 | QSizePolicy sizePolicy() const;
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| 28 |
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| 29 | public slots:
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| 30 | void setAngle( int degrees );
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| 31 | void setForce( int newton );
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| 32 | void shoot();
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| 33 | void newTarget();
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| 34 | void setGameOver();
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| 35 | void restartGame();
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| 36 |
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| 37 | private slots:
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| 38 | void moveShot();
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| 39 |
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| 40 | signals:
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| 41 | void hit();
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| 42 | void missed();
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| 43 | void angleChanged( int );
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| 44 | void forceChanged( int );
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| 45 | void canShoot( bool );
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| 46 |
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| 47 | protected:
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| 48 | void paintEvent( QPaintEvent * );
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| 49 | void mousePressEvent( QMouseEvent * );
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| 50 | void mouseMoveEvent( QMouseEvent * );
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| 51 | void mouseReleaseEvent( QMouseEvent * );
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| 52 |
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| 53 | private:
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| 54 | void paintShot( QPainter * );
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| 55 | void paintTarget( QPainter * );
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| 56 | void paintBarrier( QPainter * );
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| 57 | void paintCannon( QPainter * );
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| 58 | QRect cannonRect() const;
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| 59 | QRect shotRect() const;
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| 60 | QRect targetRect() const;
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| 61 | QRect barrierRect() const;
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| 62 | bool barrelHit( const QPoint & ) const;
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| 63 |
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| 64 | int ang;
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| 65 | int f;
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| 66 |
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| 67 | int timerCount;
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| 68 | QTimer * autoShootTimer;
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| 69 | float shoot_ang;
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| 70 | float shoot_f;
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| 71 |
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| 72 | QPoint target;
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| 73 |
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| 74 | bool gameEnded;
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| 75 | bool barrelPressed;
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| 76 | };
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| 77 |
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| 78 |
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| 79 | #endif // CANNON_H
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