46         QPushButton * pbOptimize;

    46         QPushButton * pbOptimize;

    47         QCheckBox * cbEraser;

    47         QCheckBox * cbEraser;

    48         QRadioButton * rbPolyline;

    48         QRadioButton * rbPolyline;

    49         QRadioButton * rbRectangle;

    49         QRadioButton * rbRectangle;

    50         QRadioButton * rbEllipse;

    50         QRadioButton * rbEllipse;

    51 

    55 

    52     private slots:

    56     private slots:

    53         void load();

    57         void load();

    54         void save();

    58         void save();

    55         void pathTypeSwitched(bool b);

    59         void pathTypeSwitched(bool b);