QColor aFillingColor( HYDROData_ImmersibleZone::DefaultFillingColor() );
QColor aBorderColor( HYDROData_ImmersibleZone::DefaultBorderColor() );
QColor aFillingColor( HYDROData_ImmersibleZone::DefaultFillingColor() );
QColor aBorderColor( HYDROData_ImmersibleZone::DefaultBorderColor() );