PdfPage.GetObjects Method (PdfObjectExtractionOptions)

Retrieves collection of all objects drawn on the page.

Namespace: BitMiracle.Docotic.Pdf
Assembly: BitMiracle.Docotic.Pdf (in BitMiracle.Docotic.Pdf.dll)

Syntax

public PdfCollection<PdfPageObject> GetObjects(
	PdfObjectExtractionOptions options
)

Public Function GetObjects ( 
	options As PdfObjectExtractionOptions
) As PdfCollection(Of PdfPageObject)

options: Type: BitMiracle.Docotic.Pdf.PdfObjectExtractionOptions
The object extraction options.

Type: PdfCollection<PdfPageObject>
Collection of all objects drawn on the page.

The collection is ordered. Each subsequent object in the collection is drawn after the previous one.

This method is useful if you want to analyze contents of the page.

You can check the following conditions to detect whether an extracted page object is visible on the page:

Layer should be absent or visible.
The page object should fit into the corresponding ClipRegion. For text and images, you can pass Bounds or Bounds to IsVisible(PdfRectangle) method for this check.
(Text objects only) RenderingMode should not be equal to NeitherFillNorStroke or AddToPath.
(Text objects only) If you know the background color of the page, then you may check that the text color is different. You can use Brush and/or Pen properties depending on the RenderingMode.