Set Superscript and Subscript for Text in PDF - VB.NET
PDF SDK sample in VB.NET demonstrating ‘Set Superscript and Subscript for Text in PDF’
Program.vb
Imports Bytescout.PDF
''' <summary>
''' This example demonstrates how to create a document and save it to file.
''' </summary>
Class Program
Shared Sub Main()
' Create new document
Dim pdfDocument = New Document()
pdfDocument.RegistrationName = "demo"
pdfDocument.RegistrationKey = "demo"
' If you wish to load an existing document uncomment the line below And comment the Add page section instead
' pdfDocument.Load(".\existing_document.pdf")
' Add page
Dim page = New Page(PaperFormat.A4)
pdfDocument.Pages.Add(page)
Dim font = New Font("Arial", 16)
Dim brush = New SolidBrush()
Dim stringFormat = New StringFormat()
Dim xPosition As Single = 20
' Draw normal string
page.Canvas.DrawString("Normal text ", font, brush, xPosition, 50, stringFormat)
xPosition += font.GetTextWidth("Normal text ")
' Draw subscript string
stringFormat.Rise = -5
page.Canvas.DrawString("Subscript", font, brush, xPosition, 50, stringFormat)
xPosition += font.GetTextWidth("Subscript")
' draw superscript string
stringFormat.Rise = +5
page.Canvas.DrawString("Superscript", font, brush, xPosition, 50, stringFormat)
xPosition += font.GetTextWidth("Superscript")
' Draw the baseline
Dim pen = New SolidPen(New ColorRGB(0, 0, 255))
pen.Opacity = 50
page.Canvas.DrawLine(pen, 20, 50 + font.Size, xPosition, 50 + font.Size)
' 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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