'宣言
Public MustInherit Class _MergedItemizedLegendDataModel(Of T As _ItemizedLegendItemDataModel) Inherits _MergedLegendDataModel Implements IColorLegend, IDataPointItemizedLegendDataModel, IItemizedLegendDataModel, ILegendDataModel, IMergedLegendDataModel, IQueryInterface
public abstract class _MergedItemizedLegendDataModel<T> : _MergedLegendDataModel, IColorLegend, IDataPointItemizedLegendDataModel, IItemizedLegendDataModel, ILegendDataModel, IMergedLegendDataModel, IQueryInterface where T: _ItemizedLegendItemDataModel