Load Existing PDF Document - VB.NET
PDF SDK sample in VB.NET demonstrating ‘Load Existing PDF Document’
Program.vb
Imports Bytescout.PDF
''' <summary>
''' This example demonstrates how to load and modify an existing document.
''' </summary>
Class Program
Shared Sub Main()
' Create new Document object
Dim pdfDocument = New Document()
pdfDocument.RegistrationName = "demo"
pdfDocument.RegistrationKey = "demo"
' Load existing document
pdfDocument.Load("sample.pdf")
' Add new page to loaded document
Dim page As New Page(PaperFormat.A4)
Dim font As New Font(StandardFonts.Times, 24)
Dim brush As New SolidBrush()
page.Canvas.DrawString("New Page", font, brush, 20, 20)
pdfDocument.Pages.Add(page)
' Save document to file
pdfDocument.Save("result.pdf")
' Cleanup
pdfDocument.Dispose()
' Open document in default PDF viewer app
Process.Start("result.pdf")
End Sub
End Class
Resources.Designer.vb
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