![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart__HierarchicalPointDataModel.png)
'宣言
Public Class _HierarchicalPointDataModel Inherits _BaseHierarchicalPointDataModel Implements IBaseHierarchicalPointDataModel, IDataModel, GrapeCity.DataVisualization.Chart.IGrouping(Of DataValueType), IHierarchicalPointDataModel, IPointDataModel, IQueryInterface, GrapeCity.DataVisualization.Chart.ITreeNode(Of IBaseHierarchicalPointDataModel)
public class _HierarchicalPointDataModel : _BaseHierarchicalPointDataModel, IBaseHierarchicalPointDataModel, IDataModel, GrapeCity.DataVisualization.Chart.IGrouping<DataValueType>, IHierarchicalPointDataModel, IPointDataModel, IQueryInterface, GrapeCity.DataVisualization.Chart.ITreeNode<IBaseHierarchicalPointDataModel>
System.Object
GrapeCity.DataVisualization.Chart._DataModel
GrapeCity.DataVisualization.Chart._PointDataModel
GrapeCity.DataVisualization.Chart._BaseHierarchicalPointDataModel
GrapeCity.DataVisualization.Chart._HierarchicalPointDataModel