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PdfOptionalCollectionT Class

Represents a base class for all collection types whose backing storage (usually PdfArray) is optional and created only if required.
Inheritance Hierarchy
SystemObject
  SautinSoft.PdfPdfObject
    SautinSoft.PdfPdfCollection
      SautinSoft.PdfPdfCollectionT
        SautinSoft.PdfPdfOptionalCollectionT
          SautinSoft.Pdf.AnnotationsPdfAnnotationCollection
          SautinSoft.Pdf.FormsPdfChoiceFieldItemCollection
          SautinSoft.PdfPdfAssociatedFileCollection

Namespace: SautinSoft.Pdf
Assembly: SautinSoft.Pdf (in SautinSoft.Pdf.dll) Version: 2024.8.8
Syntax
public abstract class PdfOptionalCollection<T> : PdfCollection<T>, 
	IList, ICollection, IEnumerable, IList<T>, ICollection<T>, 
	IEnumerable<T>

Type Parameters

T
The type of elements in the collection.

The PdfOptionalCollectionT type exposes the following members.

Properties
 NameDescription
Public propertyCount Gets the number of elements contained in the PdfCollection.
(Inherited from PdfCollection)
Public propertyItem Gets or sets the element at the specified index.
(Inherited from PdfCollectionT)
Public propertyMetadata(Optional; PDF 1.4) A metadata stream containing metadata for the component.
(Inherited from PdfObject)
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Methods
 NameDescription
Public methodAdd Adds an element to the end of the PdfCollectionT.
(Inherited from PdfCollectionT)
Public methodClear Removes all elements from the PdfCollection.
(Inherited from PdfCollection)
Public methodContains Determines whether an element is in the PdfCollectionT.
(Inherited from PdfCollectionT)
Public methodCopyTo Copies the entire PdfCollectionT to a compatible one-dimensional array, starting at the specified index of the target array.
(Inherited from PdfCollectionT)
Public methodEqualsDetermines whether the specified object is equal to the current object.
(Inherited from Object)
Public methodGetEnumerator Returns an enumerator that iterates through the PdfCollectionT.
(Inherited from PdfCollectionT)
Public methodGetHashCodeServes as the default hash function.
(Inherited from Object)
Public methodGetTypeGets the Type of the current instance.
(Inherited from Object)
Public methodIndexOf Searches for the specified element and returns the zero-based index of the first occurrence within the entire PdfCollectionT.
(Inherited from PdfCollectionT)
Public methodInsert Inserts an element into the PdfCollectionT at the specified index.
(Inherited from PdfCollectionT)
Public methodRemove Removes the first occurrence of a specific element from the PdfCollectionT.
(Inherited from PdfCollectionT)
Public methodRemoveAt Removes the element at the specified index of the PdfCollection.
(Inherited from PdfCollection)
Public methodToStringReturns a string that represents the current object.
(Inherited from Object)
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Extension Methods
 NameDescription
Public Extension MethodGetArray Gets the PdfArray that serves as a backing storage of the specified PdfCollection.
(Defined by PdfObjectExtensions)
Public Extension MethodGetArray Gets the PdfArray that serves as a backing storage of the specified PdfObject or if no PdfArray serves as a backing storage of the specified PdfObject.
(Defined by PdfObjectExtensions)
Public Extension MethodGetDictionary Gets the PdfDictionary that serves as a backing storage of the specified PdfObject.
(Defined by PdfObjectExtensions)
Public Extension MethodGetOrAddArray Gets the PdfArray that serves as a backing storage of the specified PdfCollection.
(Defined by PdfObjectExtensions)
Public Extension MethodGetOrAddDictionary Gets the PdfDictionary that serves as a backing storage of the specified PdfObject.
(Defined by PdfObjectExtensions)
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See Also