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GrapeCity.Documents.Pdf.Graphics.Images.PdfImage

Class PdfImage

Namespace
GrapeCity.Documents.Pdf.Graphics.Images
Assembly
GcDocs.Pdf.dll

Represents a PDF Image loaded from a PDF stream.

public class PdfImage : PdfImageObjectBase, IPdfImage, IImage, IDisposable, IXObject, IContentItem, IPdfDict
Inheritance
object
PdfImage
Implements
System.IDisposable
Inherited Members
object.ToString()
object.Equals(object)
object.Equals(object, object)
object.ReferenceEquals(object, object)
object.GetHashCode()
object.GetType()
object.MemberwiseClone()
Extension Methods

Properties

BitsPerComponent

Gets the number of bits used to represent each color component in a sample. Valid values are 1, 2, 4, 8, and (in PDF 1.5) 16.

public int BitsPerComponent { get; }

Property Value

int

BitsPerPixel

Gets the number of bits-per-pixel (BPP) for this image.

public override int BitsPerPixel { get; }

Property Value

int

Doc

Gets the GcPdfDocument owning this object.

public override GcPdfDocument Doc { get; }

Property Value

GcPdfDocument

Height

Gets the height of the image in pixels.

public override int Height { get; }

Property Value

int

HorizontalResolution

Gets the horizontal resolution of the image. If this property returns a value that is less or equal than 0, then the horizontal resolution is not specified for an image.

public override float HorizontalResolution { get; }

Property Value

float

ImageMask

Gets a value indicating whether the image is defined as a stencil mask for painting in the current color.

public override bool ImageMask { get; }

Property Value

bool

VerticalResolution

Gets the vertical resolution of the image. If this property returns a value that is less or equal than 0, then the vertical resolution is not specified for an image.

public override float VerticalResolution { get; }

Property Value

float

Width

Gets the width of the image in pixels.

public override int Width { get; }

Property Value

int

Methods

GetImageStreamInfo()

Returns the GrapeCity.Documents.Pdf.Spec.PdfStreamObject containing unparsed image data and information about the PDF filter and decode parameters.

Note that not all derived classes support this method (for example, PdfImageHandler).

public override PdfStreamInfo GetImageStreamInfo()

Returns

PdfStreamInfo

GetSoftMask()

Returns the PdfImage object defining a soft-mask image, see the PDF specification for details.

public PdfImage GetSoftMask()

Returns

PdfImage