ByteScout Barcode Suite – Visual Basic 6 – Set barcode size with barcode sdk

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ByteScout Barcode Suite – Visual Basic 6 – Set barcode size with barcode sdk

printable version:
ByteScout-Barcode-Suite-Visual-Basic-6-Set-barcode-size-with-barcode-sdk.pdf

How to set barcode size with barcode sdk in Visual Basic 6 and ByteScout Barcode Suite

Learning is essential in computer world and the tutorial below will demonstrate how to set barcode size with barcode sdk in Visual Basic 6

On this page you will learn from code samples for programming in Visual Basic 6.Writing of the code to set barcode size with barcode sdk in Visual Basic 6 can be executed by programmers of any level using ByteScout Barcode Suite. ByteScout Barcode Suite is the bundle that privides 3 SDK products to generate barcodes (Barcode SDK), read barcodes (Barcode Reaer SDK) and read and write spreadsheets (Spreadsheet SDK). It can be applied to set barcode size with barcode sdk using Visual Basic 6.

Want to save time? You will save a lot of time on writing and testing code as you may just take the Visual Basic 6 code from ByteScout Barcode Suite for set barcode size with barcode sdk below and use it in your application. Just copy and paste the code into your Visual Basic 6 application’s code and follow the instructions. Complete and detailed tutorials and documentation are available along with installed ByteScout Barcode Suite if you’d like to learn more about the topic and the details of the API.

You can download free trial version of ByteScout Barcode Suite from our website with this and other source code samples for Visual Basic 6.

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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