Package com.google.zxing.datamatrix.decoder

Class Version

java.lang.Object

com.google.zxing.datamatrix.decoder.Version

public final class Version
extends java.lang.Object

The Version object encapsulates attributes about a particular size Data Matrix Code.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	Version.ECB	Encapsulates the parameters for one error-correction block in one symbol version.
(package private) static class	Version.ECBlocks	Encapsulates a set of error-correction blocks in one symbol version.

Field Summary

Fields

Modifier and Type	Field	Description
private int	dataRegionSizeColumns
private int	dataRegionSizeRows
private Version.ECBlocks	ecBlocks
private int	symbolSizeColumns
private int	symbolSizeRows
private int	totalCodewords
private int	versionNumber
private static Version[]	VERSIONS

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Version(int versionNumber, int symbolSizeRows, int symbolSizeColumns, int dataRegionSizeRows, int dataRegionSizeColumns, Version.ECBlocks ecBlocks)

Method Summary

Modifier and Type	Method	Description
private static Version[]	buildVersions()	See ISO 16022:2006 5.5.1 Table 7
int	getDataRegionSizeColumns()
int	getDataRegionSizeRows()
(package private) Version.ECBlocks	getECBlocks()
int	getSymbolSizeColumns()
int	getSymbolSizeRows()
int	getTotalCodewords()
static Version	getVersionForDimensions(int numRows, int numColumns)	Deduces version information from Data Matrix dimensions.
int	getVersionNumber()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

VERSIONS

private static final Version[] VERSIONS

versionNumber

private final int versionNumber

symbolSizeRows

private final int symbolSizeRows

symbolSizeColumns

private final int symbolSizeColumns

dataRegionSizeRows

private final int dataRegionSizeRows

dataRegionSizeColumns

private final int dataRegionSizeColumns

ecBlocks

private final Version.ECBlocks ecBlocks

totalCodewords

private final int totalCodewords

Constructor Detail

Version

private Version(int versionNumber,
                int symbolSizeRows,
                int symbolSizeColumns,
                int dataRegionSizeRows,
                int dataRegionSizeColumns,
                Version.ECBlocks ecBlocks)

Method Detail

getVersionNumber

public int getVersionNumber()

getSymbolSizeRows

public int getSymbolSizeRows()

getSymbolSizeColumns

public int getSymbolSizeColumns()

getDataRegionSizeRows

public int getDataRegionSizeRows()

getDataRegionSizeColumns

public int getDataRegionSizeColumns()

getTotalCodewords

public int getTotalCodewords()

getECBlocks

Version.ECBlocks getECBlocks()

getVersionForDimensions

public static Version getVersionForDimensions(int numRows,
                                              int numColumns)
                                       throws FormatException

Deduces version information from Data Matrix dimensions.

Parameters:

numRows - Number of rows in modules

numColumns - Number of columns in modules

Returns:

Version for a Data Matrix Code of those dimensions

Throws:

FormatException - if dimensions do correspond to a valid Data Matrix size

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

buildVersions

private static Version[] buildVersions()

See ISO 16022:2006 5.5.1 Table 7