'宣言
Public Class _GcesCartesianPointDataLabelDefinition Inherits GrapeCity.DataVisualization.Chart._BaseDataLabelDefinition(Of IGCESDataLabelOption) Implements IDataLabelDefinition, IGcesDataLabelDefinition, IOverlayDefinition, IQueryInterface
public class _GcesCartesianPointDataLabelDefinition : GrapeCity.DataVisualization.Chart._BaseDataLabelDefinition<IGCESDataLabelOption>, IDataLabelDefinition, IGcesDataLabelDefinition, IOverlayDefinition, IQueryInterface