public static void SetFont()
{
// ExStart:SetFont
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_Forms();
FormEditor form = new FormEditor();
// Open the document and create a FormEditor object
form.BindPdf(dataDir + "input.pdf");
// Set field facade
FormFieldFacade fieldFacade = new FormFieldFacade();
form.Facade = fieldFacade;
fieldFacade.BackgroundColor = System.Drawing.Color.Red;
fieldFacade.FontSize = 14;
// Set font for form field
fieldFacade.CustomFont = "CourierNew";
// Specify the form field which needs to be decorated
form.DecorateField("textfield");
// Save updated PDF form
form.Save("SetFont_out.pdf");
// ExEnd:SetFont
}
}