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#ifndef CANNONFIELD_H
#define CANNONFIELD_H
#include <QWidget>
class QTimer;
class CannonField : public QWidget
{
Q_OBJECT
public:
CannonField(QWidget *parent = 0);
int angle() const { return currentAngle; }
int force() const { return currentForce; }
public slots:
void setAngle(int angle);
void setForce(int force);
void shoot();
private slots:
void moveShot();
signals:
void angleChanged(int newAngle);
void forceChanged(int newForce);
protected:
void paintEvent(QPaintEvent *event);
private:
void paintShot(QPainter &painter);
void paintCannon(QPainter &painter);
QRect cannonRect() const;
QRect shotRect() const;
int currentAngle;
int currentForce;
int timerCount;
QTimer *autoShootTimer;
float shootAngle;
float shootForce;
};
#endif
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