ByteScout PDF Renderer SDK – VB.NET – Show Or Hide Text Or Vector Or Image Layers In PDF

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ByteScout PDF Renderer SDK – VB.NET – Show Or Hide Text Or Vector Or Image Layers In PDF

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ByteScout-PDF-Renderer-SDK-VB-NET-Show-Or-Hide-Text-Or-Vector-Or-Image-Layers-In-PDF.pdf

How to show or hide text or vector or image layers in PDF in VB.NET and ByteScout PDF Renderer SDK

The tutorial below will demonstrate how to show or hide text or vector or image layers in PDF in VB.NET

The coding tutorials are designed to help you test the features without need to write your own code. ByteScout PDF Renderer SDK: the library that renders PDF into high quality images and thumbnails. Includes various functions like batch processing, PNG, TIFF output. Can be used from web and desktop applications. It can show or hide text or vector or image layers in PDF in VB.NET.

This code snippet below for ByteScout PDF Renderer SDK works best when you need to quickly show or hide text or vector or image layers in PDF in your VB.NET application. This VB.NET sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! You can use these VB.NET sample examples in one or many applications.

Our website provides trial version of ByteScout PDF Renderer SDK for free. It also includes documentation and source code samples.

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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