com.lowagie.text.pdf

Class BarcodeEANSUPP

public class BarcodeEANSUPP extends Barcode

This class takes 2 barcodes, an EAN/UPC and a supplemental and creates a single barcode with both combined in the expected layout. The UPC/EAN should have a positive text baseline and the supplemental a negative one (in the supplemental the text is on the top of the barcode.

The default parameters are:

n = 8; // horizontal distance between the two barcodes
 

Author: Paulo Soares (psoares@consiste.pt)

Field Summary
protected Barcodeean
The barcode with the EAN/UPC.
protected Barcodesupp
The barcode with the supplemental.
Constructor Summary
BarcodeEANSUPP(Barcode ean, Barcode supp)
Creates new combined barcode.
Method Summary
ImagecreateAwtImage(Color foreground, Color background)
Creates a java.awt.Image.
RectanglegetBarcodeSize()
Gets the maximum area that the barcode and the text, if any, will occupy.
RectangleplaceBarcode(PdfContentByte cb, Color barColor, Color textColor)
Places the barcode in a PdfContentByte.

Field Detail

ean

protected Barcode ean
The barcode with the EAN/UPC.

supp

protected Barcode supp
The barcode with the supplemental.

Constructor Detail

BarcodeEANSUPP

public BarcodeEANSUPP(Barcode ean, Barcode supp)
Creates new combined barcode.

Parameters: ean the EAN/UPC barcode supp the supplemental barcode

Method Detail

createAwtImage

public Image createAwtImage(Color foreground, Color background)
Creates a java.awt.Image. This image only contains the bars without any text.

Parameters: foreground the color of the bars background the color of the background

Returns: the image

getBarcodeSize

public Rectangle getBarcodeSize()
Gets the maximum area that the barcode and the text, if any, will occupy. The lower left corner is always (0, 0).

Returns: the size the barcode occupies.

placeBarcode

public Rectangle placeBarcode(PdfContentByte cb, Color barColor, Color textColor)
Places the barcode in a PdfContentByte. The barcode is always placed at coodinates (0, 0). Use the translation matrix to move it elsewhere.

The bars and text are written in the following colors:

barColor

textColor

Result

null

null

bars and text painted with current fill color

barColor

null

bars and text painted with barColor

null

textColor

bars painted with current color
text painted with textColor

barColor

textColor

bars painted with barColor
text painted with textColor

Parameters: cb the PdfContentByte where the barcode will be placed barColor the color of the bars. It can be null textColor the color of the text. It can be null

Returns: the dimensions the barcode occupies