'宣言
Public MustInherit Class _CartesianPointDataLabelView(Of TPointView As ICartesianPointView) Inherits _XyPointDataLabelView(Of TPointView) Implements IDataLabelModel, IDataLabelView, ILabelView, IModel, IOverlapLabelView, IPointDataLabelView, IQueryInterface, IShapeModel, IView, IViewModel
public abstract class _CartesianPointDataLabelView<TPointView> : _XyPointDataLabelView<TPointView>, IDataLabelModel, IDataLabelView, ILabelView, IModel, IOverlapLabelView, IPointDataLabelView, IQueryInterface, IShapeModel, IView, IViewModel where TPointView: ICartesianPointView