com.itextpdf.barcodes

Class BarcodeMSI

java.lang.Object

com.itextpdf.barcodes.Barcode1D

com.itextpdf.barcodes.BarcodeMSI

public class BarcodeMSI
extends Barcode1D

Implements the MSI Barcode. The code may only contain numeric characters. The getChecksum method returns the mod 10 checksum digit which is the most widely used for MSI barcodes.

Field Summary

Fields inherited from class com.itextpdf.barcodes.Barcode1D

ALIGN_CENTER, ALIGN_LEFT, ALIGN_RIGHT, altText, barHeight, baseline, checksumText, code, codeType, DEFAULT_BAR_BACKGROUND_COLOR, DEFAULT_BAR_FOREGROUND_COLOR, document, extended, font, generateChecksum, guardBars, inkSpreading, n, size, startStopText, textAlignment, x

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BarcodeMSI(PdfDocument document) Creates a new BarcodeMSI

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[]	getBarsMSI(String text) Creates the bars.
static int	getChecksum(String text) Calculates the mod 10 checksum digit using the Luhn algorithm.
Rectangle	placeBarcode(PdfCanvas canvas, Color barColor, Color textColor) Places the barcode in a PdfCanvas.

Methods inherited from class com.itextpdf.barcodes.Barcode1D

createFormXObject, createFormXObject, fitWidth, getAltText, getBarHeight, getBaseline, getCode, getCodeType, getDescender, 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

BarcodeMSI

protected BarcodeMSI(PdfDocument document)

Creates a new BarcodeMSI

Method Detail

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 Barcode1D

Returns:

the size the barcode occupies.

placeBarcode

public Rectangle placeBarcode(PdfCanvas canvas,
                              Color barColor,
                              Color textColor)

Places the barcode in a PdfCanvas. 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 Barcode1D

Parameters:

canvas - the PdfCanvas 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 Barcode1D

Parameters:

foreground - the color of the bars

background - the color of the background

Returns:

the image

getBarsMSI

public static byte[] getBarsMSI(String text)

Creates the bars.

Parameters:

text - the text to create the bars.

Returns:

the bars

getChecksum

public static int getChecksum(String text)

Calculates the mod 10 checksum digit using the Luhn algorithm.

Parameters:

text - the barcode data

Returns:

the checksum digit