![](dotnetdiagramimages/DS_Documents_Pdf_GrapeCity_Documents_Pdf_Layers_OptionalContentUsage+ZoomDef.png)
'宣言 Public Class OptionalContentUsage.ZoomDef Inherits GrapeCity.Documents.Pdf.Wrappers.PdfDictWrapper Implements GrapeCity.Documents.Pdf.Spec.IPdfDict, GrapeCity.Documents.Pdf.Spec.IPdfObject
public class OptionalContentUsage.ZoomDef : GrapeCity.Documents.Pdf.Wrappers.PdfDictWrapper, GrapeCity.Documents.Pdf.Spec.IPdfDict, GrapeCity.Documents.Pdf.Spec.IPdfObject
System.Object
GrapeCity.Documents.Pdf.Wrappers.PdfWrapperBase
GrapeCity.Documents.Pdf.Wrappers.PdfWrapper<T>
GrapeCity.Documents.Pdf.Wrappers.PdfDictWrapper
GrapeCity.Documents.Pdf.Layers.OptionalContentUsage.ZoomDef