'宣言
Public Class _HierarchicalEncodingsDefinition Inherits GrapeCity.DataVisualization.Chart._EncodingsDefinition(Of ICategoryEncodingDefinition,ILegendDefinition,ILegendDefinition,ILegendDefinition,ILegendDefinition,ILegendDefinition) Implements IEncodingsDefinition, IHierarchicalEncodingsDefinition