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Code 93 Barcode for .NET, ASP.NET

It is also known as ANSI/AIM Code 93, ANSI/AIM Code 93, Uniform Symbology Specification Code 93, USS Code 93, USS 93, Code 9/3, USS-93, USD-3, Code 93 Extended, and Code 93 Full ASCII

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Barcode Introduction
Encoding Data Scope
How to Generate Barcode Image in IIS without Visual Studio .NET?
How to Generate Barcode Image through Web Controller in ASP.NET?
How to Generate Barcode Image through Windows Controller in .NET?
How to Generate Barcode Image in .NET class?
How to Save Barcode Image?
Barcode Property Settings

For trial version only, we will randomly print message BarcodeLib.com or Trial on the generated barcode image.

1. Barcode Introduction

Code 93 is a barcode symbology designed in 1982 by Intermec to provide a higher density and data security enhancement to Code 39. It is an alphanumeric, variable length symbology. Code 93 is used primarily by Canadian postal office to encode supplementary delivery information. Every symbol includes two check characters.

Sample of a Code 93 Barcode

2. Encoding Data Scope

Code 93 Barcode for .NET, ASP.NET supports:

0, 1, 2, 3, 4, 5, 6, 7, 8, 9
uppercase letters (A through Z)
- (Dash), . (Point), $ (Dollar), / (Slash), + (Plus), % (Percentage), (Space)

3. How to Generate Barcode Image in IIS without Visual Studio .NET?

Copy folder barcode from your downloaded package, to your IIS folder, e.g. C:\Inetpub.
Create a new virtual directory, named barcode.
Restart IIS.
Test your installation, goto http://YourDomain:port/barcode/linear.aspx?Type=CODE93&Data=12345678
To create barcode image in your ASP.NET application, you can pass the url to IMG tag src value. For example, <img src="http://YourDomain:port/barcode/linear.aspx?Type=CODE93&Data=12345678" />

4. How to Generate Barcode Image through Web Controller in ASP.NET?

Integrate Barcode Controller to your ASP.NET project.
1. Copy BarcodeLib.Barcode.dll to the folder bin of your web application the barcodes are needed for.
2. Copy linear.aspx file to your web application.
Add barcode library to your Visual Studio Toolbox.
1. Open Toolbox in Visual Studio. Click menu View, and check submenu Toolbox.
2. Right click Toolbox, click menu Choose Items...
3. Goto .NET Framework Components tab.
4. Check component LinearWebForm, and its namespace is BarcodeLib.Barcode.Linear
5. If no component found, click Browse... button and select BarcodeLib.Barcode.dll file.
Now you can see the component displayed on Toolbox. You can drag LinearWebForm on your aspx page, change barcode setting through properties window.

5. How to Generate Barcode Image through Windows Controller in .NET?

Add Reference BarcodeLib.Barcode.dll to your project. Do not copy the dll to the bin directory, Visual Studio will do so, during project compilation time.
1. In your .NET windows project, right click mouse over Refereces in your Solution Explorer window. Then click menu "Add Reference ...".
2. Add BarcodeLib.Barcode.dll to your project.
Add barcode library to your Visual Studio Toolbox.
1. Open Toolbox in Visual Studio. Click menu View, and check submenu Toolbox.
2. Right click Toolbox, click menu Choose Items...
3. Goto .NET Framework Components tab.
4. Check component LinearWinForm, and its namespace is BarcodeLib.Barcode.Linear
5. If no component found, click Browse... button and select BarcodeLib.Barcode.dll file.
Now you can see the component displayed on Toolbox. You can drag LinearWinForm on your form, change barcode setting through properties widnow.

6. How to Generate Barcode Image in .NET class?

Add Reference BarcodeLib.Barcode.dll to your .NET project (ASP.NET website, Forms, any .NET project)
In your .NET class.

BarcodeLib.Barcode.Linear.Linear barcode = BarcodeLib.Barcode.Linear.Linear();
barcode.Data = "your barcode data";
// other barcode settings.
                        
// save barcode image into your system
barcode.drawBarcode("c:/barcode.gif");

* Please set properties UOB and Resolution, before you set any image size related properties like barWidth, margin.

7. How to Save Barcode Image?

In Windows Controller, just call method SaveAsImage(string filename). e.g. SaveAsImage("C:\barcode.gif");

8. Barcode Property Settings

Set the Type property to BarcodeType.CODE93
Set the Data property with the value to encode. Type is string.
Setting up barcode image size:
- Set property UOM (Unit of Measure) for properties BarWidth, BarHeight, LeftMargin and TopMargin.
  Default is UnitOfMeasure.Pixel (0). Valid values are UnitOfMeasure.Pixel (0), UnitOfMeasure.CM (1), UnitOfMeasure.Inch (2).
- Set the BarWidth (for bar cell width) and BarHeight (for bar cell height) properties. Both types are float.
- Set the LeftMargin and TopMargin properties, and types are both float.
- Set the Resolution property (Value is expressed in DPI - Dots per inch). This property is not working in Windows Controller, we will use end user's windows resultion.
Setting up text style in barcode image:
- Set the ShowText properties. If this value is true, barcode data will be displayed with the barcode.
- Set the TextFont property. The font used to display text in barcode image.
Set the Format property for barcode image type. Value can be "gif", "jpg", "png", and "bmp", default is "png".
Set BearerBars property, if you want to draw borders around barcode image. Value can be BearerBar.None (no bear bars), BearerBar.Frame (top, bottom, left, right borders drawn), BearerBar.TopBottom (only top, bottom's are drawn).
Set Rotate property, if you want to rotate barcode image.
Value can be
0 (RotateOrientation.BottomFacingDown),
1 (RotateOrientation.BottomFacingLeft),
2 (RotateOrientation.BottomFacingUp),
3 (RotateOrientation.BottomFacingRight)
AddCheckSum property is not applied here. Check character "C" and "K" will always be applied.