C#. UPC-A Generator Data Encoding Tutorial

sample source code to input valid data and generate linear UPC-A images in C# .NET

• Easy to install, integrate UPC-A generating component in C#.NET development environments
• Comprehensive Visual C# sample code provided
• Support to create UPC-A Supplement Barcode with 2-digit and 5-digit add-on symbol
• Completely developed in Visual C#.NET and compatible with .NET 2.0/3.0/3.5 and advanced version
• Generate UPC-A barcodes compatible with the latest UPC-A specification in GS1 System
• Simple to control UPC-A and supplemental data size, including X,Y dimension, barcode width & height, margin of top, bottom, left and right, etc
• Professional UPC-A generating component and royalty free with the purchase of a Developer License
• Tutorial for UPC-A Image Setting in Visual C#.NET
• Tutorial for UPC-A Data Encoding in Visual C#.NET

UPC-A, also known as Universal Product Code version A , UPC Code, UPC Symbol, GTIN-12, GS1-12, UCC-12, is the most common and well-known barcode symbology in the United States.

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UPC-A Image Width Related Settings

W: the width of UPC-A barcode image, including quiet zones. Please see BarCodeWidth.

X: the width of a module bar. Please see X.

Supplement Space: the space between the barcode and the supplement. Please see Supplement Space

C: the number of UPC-A encoded data characters, including the check digit; C = 6.

Q: the width of the quiet zone; Q ≥7X; Q (L) = 9X, Q (R) = 7X Please see Left & Right Margin.

H: the barcode height of UPC-A. Please see BarCodeHeight.

Y: the height of a module bar. Please see Y.

Supplement Height: the height of the bar module. Please see Supplement Height.

Top & Bottom Margin: the height of the top & bottom margin. Please see Top & Bottom Margin.

Text Margin: the space between image bar and text. Please see Text Margin.

Text Font: the font style of human-readable text. Please see Text Font.

C# UPC-A barcode provides a set of barcode size settings to specify you UPC-A barcodes. Please download C# barcode component and install, copy those following code to your Visual Studio:

Linear barcode = new Linear();

barcode.Type = BarcodeType.UPCA;

barcode.Data = "ONBARCODE";

UOM

UOM is short for Unit of Measure, which is the unit of measure for all size related settings in the library. C# UPC-A barcode provides 3 options: Pixel, Cm, and Inch. The default is Pixel.

barcode.UOM = UnitOfMeasure.PIXEL;

Supplement Space

SupplementSpace is the space between the UPC-A barcodes and supplemental data. The default is 15 (float).

barcode.SupplementSpace = 19;

Supplement Height

SupplementHeight is the height of the supplement data bar module. It is the N percent of Y (module height of UPC-A barcode bar). The default is 0.8f (float).

barcode.SupplementSpace = 0.5f;

Barcode Width & Height

BarcodeWidth is the UPC-A barcode image width. The default in C# UPC-A barcode is 0 (float).

BarcodeHeight is the UPC-A barcode image height. The default in C# UPC-A barcode is 0 (float).

barcode.BarcodeWidth = 0;

barcode.BarcodeHeight = 0;

Barcode Margin

BarcodeMargin is the white zone around the UPC-A symbol. C# UPC-A barcode provides 4 options: Left Margin, Right Margin, Top Margin and Bottom Margin. The default of these four margins are 0 (float).

barcode.TopMargin = 3;

barcode.BottomMargin = 3;

barcode.LeftMargin = 1;

barcode.RightMargin = 1;

X & Y

X is the width of barcode bar module (narrow bar). The default in C# UPC-A barcode is 1 (float).

Y is the height of barcode bar module. The default in C# UPC-A barcode is 60 (float).

barcode.X = 2;

barcode.Y = 80;

Text Margin & Font

TextMargin is the space between barcode and barcode data text. The default in C# UPC-A barcode is 6 (float).

TextFont is the font style of human-readable text. The default in C# UPC-A barcode is new Font ("Arial", 9f, FontStyle.Regular).

barcode.TextMargin = 9;

barcode.TextFont = new Font("Arial", 20f, FontStyle.Regular);