PdfEditorAddRectangle Method
            Adds a rectangle to a specified page in the existing PDF document
            
Namespace: Winnovative.Pdf.ChromiumAssembly: Winnovative.Pdf.Chromium (in Winnovative.Pdf.Chromium.dll) Version: 19.5.0
public void AddRectangle(
	int pageNumber,
	PdfRectangleElement rectangleElement
)
Parameters
- pageNumber  Int32
 - The page number (1-based)
 - rectangleElement  PdfRectangleElement
 - The rectangle element to add