ByteScout PDF Renderer SDK – VB.NET – Print PDF

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ByteScout PDF Renderer SDK – VB.NET – Print PDF

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ByteScout-PDF-Renderer-SDK-VB-NET-Print-PDF.pdf

How to print PDF in VB.NET using ByteScout PDF Renderer SDK

The tutorial below will demonstrate how to print PDF in VB.NET

Every ByteScout tool contains example VB.NET source codes that you can find here or in the folder with installed ByteScout product. ByteScout PDF Renderer SDK is the software development kit for rendering of PDF files into high quality images or thumbnails. Various functions are included as well: batch processing, PNG, TIFF output, selection area to render, layers management to render text or images or vectors only. Designed for use from web, desktop and middleware applications and you can use it to print PDF with VB.NET.

Fast application programming interfaces of ByteScout PDF Renderer SDK for VB.NET plus the instruction and the code below will help you quickly learn how to print PDF. In order to implement the functionality, you should copy and paste this code for VB.NET below into your code editor with your app, compile and run your application. This basic programming language sample code for VB.NET will do the whole work for you to print PDF.

ByteScout free trial version is available for download from our website. It includes all these programming tutorials along with source code samples.

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Form1.Designer.vb

      Partial Class Form1
	''' <summary>
	''' Required designer variable.
	''' </summary>
	Private components As System.ComponentModel.IContainer = Nothing

	''' <summary>
	''' Clean up any resources being used.
	''' </summary>
	''' <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
	Protected Overrides Sub Dispose(disposing As Boolean)
		If disposing AndAlso (components IsNot Nothing) Then
			components.Dispose()
		End If
		MyBase.Dispose(disposing)
	End Sub

	#Region "Windows Form Designer generated code"

	''' <summary>
	''' Required method for Designer support - do not modify
	''' the contents of this method with the code editor.
	''' </summary>
	Private Sub InitializeComponent()
		Dim resources As New System.ComponentModel.ComponentResourceManager(GetType(Form1))
		Me.printDocument1 = New System.Drawing.Printing.PrintDocument()
		Me.printPreviewDialog1 = New System.Windows.Forms.PrintPreviewDialog()
		Me.pageSetupDialog1 = New System.Windows.Forms.PageSetupDialog()
		Me.printDialog1 = New System.Windows.Forms.PrintDialog()
		Me.buttonPageSetup = New System.Windows.Forms.Button()
		Me.buttonPrintPreview = New System.Windows.Forms.Button()
		Me.buttonPrint = New System.Windows.Forms.Button()
		Me.SuspendLayout()
		' 
		' printDocument1
		' 
		AddHandler Me.printDocument1.PrintPage, New System.Drawing.Printing.PrintPageEventHandler(AddressOf Me.printDocument1_PrintPage)
		' 
		' printPreviewDialog1
		' 
		Me.printPreviewDialog1.AutoScrollMargin = New System.Drawing.Size(0, 0)
		Me.printPreviewDialog1.AutoScrollMinSize = New System.Drawing.Size(0, 0)
		Me.printPreviewDialog1.ClientSize = New System.Drawing.Size(400, 300)
		Me.printPreviewDialog1.Document = Me.printDocument1
		Me.printPreviewDialog1.Enabled = True
		Me.printPreviewDialog1.Icon = DirectCast(resources.GetObject("printPreviewDialog1.Icon"), System.Drawing.Icon)
		Me.printPreviewDialog1.Name = "printPreviewDialog1"
		Me.printPreviewDialog1.UseAntiAlias = True
		Me.printPreviewDialog1.Visible = False
		' 
		' pageSetupDialog1
		' 
		Me.pageSetupDialog1.Document = Me.printDocument1
		' 
		' printDialog1
		' 
		Me.printDialog1.Document = Me.printDocument1
		Me.printDialog1.UseEXDialog = True
		' 
		' buttonPageSetup
		' 
		Me.buttonPageSetup.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
		Me.buttonPageSetup.Location = New System.Drawing.Point(12, 12)
		Me.buttonPageSetup.Name = "buttonPageSetup"
		Me.buttonPageSetup.Size = New System.Drawing.Size(253, 41)
		Me.buttonPageSetup.TabIndex = 0
		Me.buttonPageSetup.Text = "Page Setup"
		Me.buttonPageSetup.UseVisualStyleBackColor = True
		AddHandler Me.buttonPageSetup.Click, New System.EventHandler(AddressOf Me.buttonPageSetup_Click)
		' 
		' buttonPrintPreview
		' 
		Me.buttonPrintPreview.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
		Me.buttonPrintPreview.Location = New System.Drawing.Point(12, 59)
		Me.buttonPrintPreview.Name = "buttonPrintPreview"
		Me.buttonPrintPreview.Size = New System.Drawing.Size(253, 41)
		Me.buttonPrintPreview.TabIndex = 1
		Me.buttonPrintPreview.Text = "Print Preview"
		Me.buttonPrintPreview.UseVisualStyleBackColor = True
		AddHandler Me.buttonPrintPreview.Click, New System.EventHandler(AddressOf Me.buttonPrintPreview_Click)
		' 
		' buttonPrint
		' 
		Me.buttonPrint.Anchor = CType(((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles)
		Me.buttonPrint.Location = New System.Drawing.Point(12, 106)
		Me.buttonPrint.Name = "buttonPrint"
		Me.buttonPrint.Size = New System.Drawing.Size(253, 41)
		Me.buttonPrint.TabIndex = 2
		Me.buttonPrint.Text = "Print"
		Me.buttonPrint.UseVisualStyleBackColor = True
		AddHandler Me.buttonPrint.Click, New System.EventHandler(AddressOf Me.buttonPrint_Click)
		' 
		' Form1
		' 
		Me.AutoScaleDimensions = New System.Drawing.SizeF(6F, 13F)
		Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
		Me.ClientSize = New System.Drawing.Size(277, 161)
		Me.Controls.Add(Me.buttonPrint)
		Me.Controls.Add(Me.buttonPrintPreview)
		Me.Controls.Add(Me.buttonPageSetup)
		Me.Name = "Form1"
		Me.Text = "Print PDF"
		AddHandler Me.Load, New System.EventHandler(AddressOf Me.Form1_Load)
		Me.ResumeLayout(False)

	End Sub

	#End Region

	Private printDocument1 As System.Drawing.Printing.PrintDocument
	Private printPreviewDialog1 As System.Windows.Forms.PrintPreviewDialog
	Private pageSetupDialog1 As System.Windows.Forms.PageSetupDialog
	Private printDialog1 As System.Windows.Forms.PrintDialog
	Private buttonPageSetup As System.Windows.Forms.Button
	Private buttonPrintPreview As System.Windows.Forms.Button
	Private buttonPrint As System.Windows.Forms.Button
End Class

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60 Day Free Trial or Visit ByteScout PDF Renderer SDK Home Page

Explore ByteScout PDF Renderer SDK Documentation

Explore Samples

Sign Up for ByteScout PDF Renderer SDK Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

Form1.vb

      Imports System.Drawing
Imports System.Drawing.Imaging
Imports System.Windows.Forms

Imports Bytescout.PDFRenderer


Public Partial Class Form1
	Inherits Form
	Private _document As String = "multipage.pdf"
	Private _rasterRenderer As RasterRenderer = Nothing
	Private _page As Integer = 0


	Public Sub New()
		InitializeComponent()

		' Create an instance of Bytescout.PDFRenderer.RasterRenderer object and register it.
		_rasterRenderer = New RasterRenderer()
		_rasterRenderer.RegistrationName = "demo"
		_rasterRenderer.RegistrationKey = "demo"
	End Sub

	Private Sub Form1_Load(sender As Object, e As EventArgs)
		Cursor = Cursors.WaitCursor

		Try
            ' Load PDF document
			_rasterRenderer.LoadDocumentFromFile(_document)
		Catch exception As Exception
            MessageBox.Show("Could not open PDF document." & vbLf & vbLf & exception.Message)
		Finally
			Cursor = Cursors.[Default]
		End Try
	End Sub

    Private Sub buttonPageSetup_Click(ByVal sender As Object, ByVal e As EventArgs)

        ' Set landscape orientation if needed
        Dim pageRectangle As RectangleF = _rasterRenderer.GetPageRectangle(0)
        If (pageRectangle.Width > pageRectangle.Height) Then
            pageSetupDialog1.PageSettings.Landscape = True
        End If

        pageSetupDialog1.ShowDialog()

    End Sub

	Private Sub buttonPrintPreview_Click(sender As Object, e As EventArgs)
		_page = 0
		printPreviewDialog1.Width = 800
		printPreviewDialog1.Height = 600
		printPreviewDialog1.ShowDialog()
	End Sub

	Private Sub buttonPrint_Click(sender As Object, e As EventArgs)
		If printDialog1.ShowDialog() = DialogResult.OK Then
			printDocument1.Print()
		End If
	End Sub

    Private Sub printDocument1_PrintPage(sender As Object, e As System.Drawing.Printing.PrintPageEventArgs)

        Cursor = Cursors.WaitCursor

        Try
            ' For the best quality set the rendering resolution equal to the printer resolution
            Dim renderingResolution As Single = e.PageSettings.PrinterResolution.X

            ' Render page to image
            Using image As Image = _rasterRenderer.GetImage(_page, renderingResolution)

                ' Fit image into the print rectangle keeping the aspect ratio

                Dim printRect As Rectangle = e.MarginBounds

                Dim ratio As Single = printRect.Width / CSng(image.Width)
                Dim width As Integer = printRect.Width
                Dim height As Integer = CInt(Math.Round(image.Height * ratio))

                If height > printRect.Height Then
                    ratio = printRect.Height / CSng(image.Height)
                    width = CInt(Math.Round(image.Width * ratio))
                    height = printRect.Height
                End If

                ' Draw image on device
                e.Graphics.DrawImage(image, New Rectangle(printRect.X, printRect.Y, width, height), New Rectangle(0, 0, image.Width, image.Height), GraphicsUnit.Pixel)

            End Using

            If _page < _rasterRenderer.GetPageCount() - 1 Then
                _page += 1
                e.HasMorePages = True
            End If
        Catch exception As Exception
            MessageBox.Show(exception.Message)
        Finally
            Cursor = Cursors.Default
        End Try

    End Sub
End Class

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout PDF Renderer SDK Home Page

Explore ByteScout PDF Renderer SDK Documentation

Explore Samples

Sign Up for ByteScout PDF Renderer SDK Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

Program.vb

      Imports System.Collections.Generic
Imports System.Windows.Forms

NotInheritable Class Program
    Private Sub New()
    End Sub
    ''' <summary>
    ''' The main entry point for the application.
    ''' </summary>
    <STAThread> _
    Friend Shared Sub Main()
        Application.EnableVisualStyles()
        Application.SetCompatibleTextRenderingDefault(False)
        Application.Run(New Form1())
    End Sub
End Class