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- /****************************************************************
- **
- ** Definition of CannonField class, Qt tutorial 10
- **
- ****************************************************************/
-
- #ifndef CANNON_H
- #define CANNON_H
-
- #include <qwidget.h>
-
-
- class CannonField : public QWidget
- {
- Q_OBJECT
- public:
- CannonField( QWidget *parent=0, const char *name=0 );
-
- QSizePolicy sizePolicy() const;
-
- int angle() const { return ang; }
- int force() const { return f; }
-
- public slots:
- void setAngle( int degrees );
- void setForce( int newton );
-
- signals:
- void angleChanged( int );
- void forceChanged( int );
-
- protected:
- void paintEvent( QPaintEvent * );
-
- private:
- QRect cannonRect() const;
-
- int ang;
- int f;
- };
-
-
- #endif // CANNON_H
-