Draw a Rectangle
Code Example:
PdfDocument pdfDoc = new PdfDocument();
PdfPage page = pdfDoc.Pages.Add();
page.Graphics.DrawRectangle(PdfBrushes.Blue, new RectangleF(0, 0, 100, 500));
pdfDoc.Save(fileName);
Dim pdfDoc As New PdfDocument()
Dim page As PdfPage= pdfDoc.Pages.Add()
page.Graphics.DrawRectangle(PdfBrushes.Blue, new RectangleF(0, 0, 100, 500))
pdfDoc.Save(fileName)