com.itextpdf.text.pdf
Class BarcodePostnet

java.lang.Object
  extended by com.itextpdf.text.pdf.Barcode
      extended by com.itextpdf.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

Field Summary
private static byte[][] BARS
          The bars for each character.
 
Fields inherited from class com.itextpdf.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
BarcodePostnet()
          Creates new BarcodePostnet
 
Method Summary
 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, BaseColor barColor, BaseColor textColor)
          Places the barcode in a PdfContentByte.
 
Methods inherited from class com.itextpdf.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
 

Field Detail

BARS

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

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,
                              BaseColor barColor,
                              BaseColor 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

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