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Source code for tutorial 9: cannon.h

/****************************************************************
**
** Definition of CannonField class, Qt tutorial 8
**
****************************************************************/

#ifndef CANNON_H
#define CANNON_H

#include <qwidget.h>

class CannonField : public QWidget
{
    Q_OBJECT
public:
    CannonField( QWidget *parent=0, const char *name=0 );

    int angle() const { return ang; }
    QSizePolicy sizePolicy() const;

public slots:
    void setAngle( int degrees );

signals:
    void angleChanged( int );

protected:
    void paintEvent( QPaintEvent * );

private:
    int ang;
};

#endif // CANNON_H