com.lowagie.text.pdf

Class BarcodePostnet

public class BarcodePostnet extends Barcode

Implements the Postnet and Planet barcodes. The default parameters are:
n = 72f / 22f; // distance between bars
x = 0.02f * 72f; // bar width
barHeight = 0.125f * 72f; // height of the tall bars
size = 0.05f * 72f; // height of the short bars
codeType = POSTNET; // type of code
 

Author: Paulo Soares (psoares@consiste.pt)

Field Summary
static byte[][]BARS
The bars for each character.
Constructor Summary
BarcodePostnet()
Creates new BarcodePostnet
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.
static byte[]getBarsPostnet(String text)
Creates the bars for Postnet.
RectangleplaceBarcode(PdfContentByte cb, Color barColor, Color textColor)
Places the barcode in a PdfContentByte.

Field Detail

BARS

private static final byte[][] BARS
The bars for each character.

Constructor Detail

BarcodePostnet

public BarcodePostnet()
Creates new BarcodePostnet

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.

getBarsPostnet

public static byte[] getBarsPostnet(String text)
Creates the bars for Postnet.

Parameters: text the code to be created without checksum

Returns: the bars

placeBarcode

public Rectangle placeBarcode(PdfContentByte cb, Color barColor, Color textColor)
Places the barcode in a PdfContentByte. The barcode is always placed at coordinates (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