79     protected slots:

    79     protected slots:

    80     void dataChanged(QModelIndex startIndex, QModelIndex endIndex);

    80     void dataChanged(QModelIndex startIndex, QModelIndex endIndex);

    81     void modelDestroyed();

    81     void modelDestroyed();

    82 

    82 

    83     private:

    83     private:

    84     bool executeGestureEvent(QGraphicsItem *source,QGestureEvent *event);

    86     bool executeGestureEvent(QGraphicsItem *source,QGestureEvent *event);

    85     //Responsible for changing the transforms of the widget wrt the ZF and center

    87     //Responsible for changing the transforms of the widget wrt the ZF and center

    86 	//Also adjusts the ZF, center and final size so as to respect the boundaries

    88 	//Also adjusts the ZF, center and final size so as to respect the boundaries

    87     void zoomImage(qreal zoomFactor, QPointF center);

    89     void zoomImage(qreal zoomFactor, QPointF center);

    88     //This API will adjust the gesture center to maintain boundaries

    90     //This API will adjust the gesture center to maintain boundaries

   153     qreal msfInc;

   155     qreal msfInc;

   154     //stores the item size before performing zoomout or zoomin

   156     //stores the item size before performing zoomout or zoomin

   155     QSizeF minitSize;

   157     QSizeF minitSize;

   156     //counter to track the double tap animation steps

   158     //counter to track the double tap animation steps

   157     int mdoubletapSteps;

   159     int mdoubletapSteps;

   158 };

   161 };

   159 #endif  //GLXZOOMWIDGET_H

   162 #endif  //GLXZOOMWIDGET_H