com.lowagie.text.pdf

Class BarcodePostnet

java.lang.Object

com.lowagie.text.pdf.Barcode

com.lowagie.text.pdf.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

Fields inherited from class com.lowagie.text.pdf.Barcode

altText, barHeight, baseline, checksumText, CODABAR, code, CODE128, CODE128_RAW, CODE128_UCC, codeType, EAN13, EAN8, extended, font, generateChecksum, guardBars, inkSpreading, n, PLANET, POSTNET, size, startStopText, SUPP2, SUPP5, textAlignment, UPCA, UPCE, x

Constructor Summary

Constructors

Constructor and Description
BarcodePostnet() Creates new BarcodePostnet

Method Summary

Modifier and Type	Method and Description
Image	createAwtImage(Color foreground, Color background) Creates a java.awt.Image.
Rectangle	getBarcodeSize() Gets the maximum area that the barcode and the text, if any, will occupy.
static byte[]	getBarsPostnet(String text) Creates the bars for Postnet.
Rectangle	placeBarcode(PdfContentByte cb, Color barColor, Color textColor) Places the barcode in a PdfContentByte.

Methods inherited from class com.lowagie.text.pdf.Barcode

createImageWithBarcode, createTemplateWithBarcode, getAltText, getBarHeight, getBaseline, getCode, getCodeType, getFont, getInkSpreading, getN, getSize, getTextAlignment, getX, isChecksumText, isExtended, isGenerateChecksum, isGuardBars, isStartStopText, setAltText, setBarHeight, setBaseline, setChecksumText, setCode, setCodeType, setExtended, setFont, setGenerateChecksum, setGuardBars, setInkSpreading, setN, setSize, setStartStopText, setTextAlignment, setX

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BarcodePostnet

public BarcodePostnet()

Creates new BarcodePostnet

Method Detail

getBarsPostnet

public static byte[] getBarsPostnet(String text)

Creates the bars for Postnet.

Parameters:

text - the code to be created without checksum

Returns:

the bars

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).

Specified by:

getBarcodeSize in class Barcode

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 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

Specified by:

placeBarcode in class Barcode

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

createAwtImage

public Image createAwtImage(Color foreground,
                            Color background)

Creates a java.awt.Image. This image only contains the bars without any text.

Specified by:

createAwtImage in class Barcode

Parameters:

foreground - the color of the bars

background - the color of the background

Returns:

the image