ByteScout PDF Suite – VB.NET – Show or hide text or vector or image layers in pdf with pdf renderer sdk

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ByteScout PDF Suite – VB.NET – Show or hide text or vector or image layers in pdf with pdf renderer sdk

printable version:
ByteScout-PDF-Suite-VB-NET-Show-or-hide-text-or-vector-or-image-layers-in-pdf-with-pdf-renderer-sdk.pdf

How to show or hide text or vector or image layers in pdf with pdf renderer sdk in VB.NET and ByteScout PDF Suite

How to write a robust code in VB.NET to show or hide text or vector or image layers in pdf with pdf renderer sdk with this step-by-step tutorial

An easy to understand sample source code to learn how to show or hide text or vector or image layers in pdf with pdf renderer sdk in VB.NET What is ByteScout PDF Suite? It is the set that includes 6 SDK products to work with PDF from generating rich PDF reports to extracting data from PDF documents and converting them to HTML. This bundle includes PDF (Generator) SDK, PDF Renderer SDK, PDF Extractor SDK, PDF to HTML SDK, PDF Viewer SDK and PDF Generator SDK for Javascript. It can help you to show or hide text or vector or image layers in pdf with pdf renderer sdk in your VB.NET application.

Want to save time? You will save a lot of time on writing and testing code as you may just take the VB.NET code from ByteScout PDF Suite for show or hide text or vector or image layers in pdf with pdf renderer sdk below and use it in your application. Just copy and paste the code into your VB.NET application’s code and follow the instructions. Complete and detailed tutorials and documentation are available along with installed ByteScout PDF Suite if you’d like to learn more about the topic and the details of the API.

The trial version of ByteScout PDF Suite can be downloaded for free from our website. It also includes source code samples for VB.NET and other programming languages.

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Program.vb

      
Imports Bytescout.PDFRenderer


Class Program
    Friend Shared Sub Main(args As String())

        ' Create an instance of Bytescout.PDFRenderer.RasterRenderer object and register it.
        Dim renderer As New RasterRenderer()
        renderer.RegistrationName = "demo"
        renderer.RegistrationKey = "demo"

        Dim renderingOptions As New RenderingOptions()

        ' Enable text objects rendering
        renderingOptions.RenderTextObjects = True
        ' DISABLE vector objects rendering
        renderingOptions.RenderVectorObjects = False
        ' DISABLE image objects rendering
        renderingOptions.RenderImageObjects = False
        
        ' Load PDF document.
        renderer.LoadDocumentFromFile("multipage.pdf")

        For i As Integer = 0 To renderer.GetPageCount() - 1
            ' Render document page to PNG image file
            renderer.Save("image" & i & ".png", RasterImageFormat.PNG, i, 300, renderingOptions)
        Next

        ' Cleanup
        renderer.Dispose()

        ' Open the first output file in default image viewer.
        System.Diagnostics.Process.Start("image0.png")
    End Sub
End Class