ByteScout BarCode Generator SDK - Visual Basic 6 - Set Barcode Size - ByteScout

ByteScout BarCode Generator SDK – Visual Basic 6 – Set Barcode Size

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How to set barcode size in Visual Basic 6 using ByteScout Barcode SDK

Tutorial on how to set barcode size in Visual Basic 6

With this source code sample you may quickly learn how to set barcode size in Visual Basic 6. ByteScout Barcode SDK is the fully featured library to generate barcodes. Supports QR Code, Code 39, Code 128, UPC, GS1, GS-128, PDF417, Datamatrix and many other barcode types. Includes various options for barcode generation to ensure output quality, add barcodes to new or existing pdf files and images. It can set barcode size in Visual Basic 6.

Visual Basic 6 code samples for Visual Basic 6 developers help to speed up coding of your application when using ByteScout Barcode SDK. In order to implement the functionality, you should copy and paste this code for Visual Basic 6 below into your code editor with your app, compile and run your application. Test Visual Basic 6 sample code examples whether they respond your needs and requirements for the project.

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Form1.frm
      
VERSION 5.00 Begin VB.Form Form1 AutoRedraw = -1 'True Caption = "Form1" ClientHeight = 4845 ClientLeft = 45 ClientTop = 435 ClientWidth = 9795 LinkTopic = "Form1" ScaleHeight = 4845 ScaleWidth = 9795 StartUpPosition = 3 'Windows Default End Attribute VB_Name = "Form1" Attribute VB_GlobalNameSpace = False Attribute VB_Creatable = False Attribute VB_PredeclaredId = True Attribute VB_Exposed = False Private Sub Form_Load() ' this method prints a barcode via temporary EMF metafile allowing to set target physical size and DPI resolution quality Const DPIQuality = 300 ' 300 DPI as printing resolution (DPI) quality Const WidthInInches = 4 ' 4 inches as width for the barcode generated Const HeightInInches = 1 ' 1 inches as height for the barcode generated ' create barcode object as ActiveX Dim BC Set BC = CreateObject("Bytescout.BarCode.Barcode") Printer.PrintQuality = DPIQuality ' set the printer quality to 300 dpi ' IMPORTANT: call Printer.Print Space(1) to initialize the Printer ' this is how Microsoft advises to do in their KB article (search for Printer.Print string): http://support.microsoft.com/kb/146022 Printer.Print Space(1) ' initialize hDC of Printer object ' set the same DPI resolution (300 DPI) to generate barcode image BC.ResolutionX = DPIQuality BC.ResolutionY = DPIQuality ' set barcode symbology type BC.Symbology = 0 ' Code 39 = 0 (see the documentation for other barcode types) ' set barcode value BC.Value = "1234567890" ' use .FitInto_3 method to set the size in inches (you can also set in mm, cm, pixels - see the documentation for more) BC.FitInto_3 WidthInInches, HeightInInches, 2 ' fit into 3.5x0.875 inches (2 = inch) ' save barcode into temprorary EMF image ' create FileSystemObject to work with files Dim FSO As Object Set FSO = CreateObject("Scripting.filesystemobject") ' get temporary filename to save a temporary .EMF file Dim tempEMFFileName tempEMFFileName = FSO.GetTempName() & ".EMF" ' save EMF metafile into the temporary file BC.SaveImage tempEMFFileName ' now we paint EMF file to Printer object ' default units for Printer in VB6 is Twips, which is 1440 per Inch ' so we calculate 3.5 inches as 3.5 * TwipsPerInch Const TwipsPerInch = 1440 ' now printing the picture at 0,0 with 3.5 inches X 0.875 inches Printer.PaintPicture LoadPicture(tempEMFFileName), 0, 200, 3.5 * TwipsPerInch, 0.875 * TwipsPerInch ' now remove temporary EMF file FSO.deletefile tempEMFFileName, True Set FSO = Nothing ' finally send command to print the page Printer.EndDoc Set BC = Nothing End Sub

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Project1.vbp
      
Type=Exe Reference=*\G{00020430-0000-0000-C000-000000000046}#2.0#0#C:\WINDOWS\system32\stdole2.tlb#OLE Automation Form=Form1.frm Startup="Form1" ExeName32="Project1.exe" Command32="" Name="Project1" HelpContextID="0" CompatibleMode="0" MajorVer=1 MinorVer=0 RevisionVer=0 AutoIncrementVer=0 ServerSupportFiles=0 VersionCompanyName="000" CompilationType=0 OptimizationType=0 FavorPentiumPro(tm)=0 CodeViewDebugInfo=0 NoAliasing=0 BoundsCheck=0 OverflowCheck=0 FlPointCheck=0 FDIVCheck=0 UnroundedFP=0 StartMode=0 Unattended=0 Retained=0 ThreadPerObject=0 MaxNumberOfThreads=1 [MS Transaction Server] AutoRefresh=1

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