Class represents barcode field.

Class represnets push button field.

Class representing checkbox field

Represents base class for choice fields.

Class representing Combobox field of the form.

Represents the class of document MDP (modification detection and prevention) signature type.

Creates a detached PKCS#7Detached signature using a X509Certificate2. It supports usb smartcards, tokens without exportable private keys.

Base class for acro form fields.

Field for file select box element.

Class representing form object.

Class which describes settings for Form flattening procedure.

Describes how the widget annotation's icon shall be displayed within its annotation rectangle.

Class represents ListBox field.

Class represents option of choice field.

Class representing collection of options of the choice field.

Class descibes text field for entering password.

Represents signature object regarding PKCS#1 standard. RSA encryption algorithm and SHA-1 digest method are used for signing.

Represents the PKCS#7 object that conform to the PKCS#7 specification in Internet RFC 2315, PKCS #7: Cryptographic Message Syntax, Version 1.5. The SHA1 digest of the document's byte range is encapsulated in the PKCS#7 SignedData field.

Represents the PKCS#7 object that conform to the PKCS#7 specification in Internet RFC 2315, PKCS #7: Cryptographic Message Syntax, Version 1.5. The original signed message digest over the document's byte range is incorporated as the normal PKCS#7 SignedData field. No data shall is encapsulated in the PKCS#7 SignedData field.

Class representing radio button field.

Class represents item of RadioButton field.

Class describes rich text editor component.

An abstract class which represents signature object in the pdf document. Signatures are fields with values of signature objects, the last contain data which is used to verify the document validity.

An abstract class which represents signature custon appearance object.

Represents signature form field.

Class representing text box field.

Represents XML form regarding XML Forms Architecture (XFA).

The access permissions granted for this document. Valid values are: 1 - No changes to the document are permitted; any change to the document invalidates the signature. 2 - Permitted changes are filling in forms, instantiating page templates, and signing; other changes invalidate the signature. 3 - Permitted changes are the same as for 2, as well as annotation creation, deletion, and modification; other changes invalidate the signature.

Forms can contain signing information and can be signed or unsigned. Sometimes view of forms in viewer must depend on whether form is signed or not. This enum enumerates possible rendering modes during convertion of form type in regard to sign.

Enumeration of posible types of Acro Form.

Describes position of icon.

The type of scaling that shall be used.

The circumstances under which the icon shall be scaled inside the annotation rectangle.

A (Barcode) Symbology defines the technical details of a particular type of barcode: the width of the bars, character set, method of encoding, checksum specifications, etc.