GripperWidget.h

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#ifndef GRIPPERWIDGET_H
#define GRIPPERWIDGET_H

#include <QtGui/QGraphicsView>


class GripperWidget : public QGraphicsView
 {
     Q_OBJECT

 public:
     GripperWidget(QWidget *parent = 0);

 public slots:
      void setState(int value);//set the state of the gripper, 1 = open, 2 = closed, 3 = moving

 protected:
     void timerEvent(QTimerEvent *event);
     void drawBackground(QPainter *painter, const QRectF &rect); //draw the scene background

 private:
     int timerId;
     float percent;

 };



#endif // GRIPPERWIDGET_H