Class ExternalObject

A reference to an external object in a content stream (spec §8.11). External objects include Form XObjects, Image XObjects, and PostScript XObjects referenced via the Do operator.

Inheritance
object
ExternalObject
Inherited Members
Namespace: DRIT.Pdf.Content
Assembly: DRIT.Pdf.dll
Syntax
public sealed class ExternalObject

Constructors

ExternalObject(string, string, int, PdfRect)

Initializes an external object reference.

Declaration
public ExternalObject(string resourceKey, string subtype, int objectNumber, PdfRect boundingBox)
Parameters
Type Name Description
string resourceKey
string subtype
int objectNumber
PdfRect boundingBox

Properties

BoundingBox

Gets the bounding box of the external object in its own coordinate space.

Declaration
public PdfRect BoundingBox { get; }
Property Value
Type Description
PdfRect

IsForm

Gets whether this external object is a form XObject.

Declaration
public bool IsForm { get; }
Property Value
Type Description
bool

IsImage

Gets whether this external object is an image.

Declaration
public bool IsImage { get; }
Property Value
Type Description
bool

ObjectNumber

Gets the indirect object number of the external object.

Declaration
public int ObjectNumber { get; }
Property Value
Type Description
int

ResourceKey

Gets the resource key used to reference this object (e.g. "Im1", "Fm1").

Declaration
public string ResourceKey { get; }
Property Value
Type Description
string

Subtype

Gets the subtype of the external object (Image, Form, or PS).

Declaration
public string Subtype { get; }
Property Value
Type Description
string

Methods

ToString()

Returns a string that represents the current object.

Declaration
public override string ToString()
Returns
Type Description
string

A string that represents the current object.
Overrides