'宣言
Public Class _PolygonalSymbolDataLabelView Inherits _RadialSymbolDataLabelView Implements IDataLabelModel, IDataLabelView, ILabelView, IModel, IOverlapLabelView, IPointDataLabelView, IQueryInterface, IShapeModel, IView, IViewModel
public class _PolygonalSymbolDataLabelView : _RadialSymbolDataLabelView, IDataLabelModel, IDataLabelView, ILabelView, IModel, IOverlapLabelView, IPointDataLabelView, IQueryInterface, IShapeModel, IView, IViewModel