Class DataMatrixWriter

java.lang.Object

com.google.zxing.datamatrix.DataMatrixWriter

All Implemented Interfaces:

Writer

public final class DataMatrixWriter
extends Object
implements Writer

This object renders a Data Matrix code as a BitMatrix 2D array of greyscale values.

Constructor Summary

Constructors

Constructor	Description
DataMatrixWriter()

Method Summary

Modifier and Type	Method	Description
private static BitMatrix	convertByteMatrixToBitMatrix(ByteMatrix matrix, int reqWidth, int reqHeight)	Convert the ByteMatrix to BitMatrix.
BitMatrix	encode(String contents, BarcodeFormat format, int width, int height)	Encode a barcode using the default settings.
BitMatrix	encode(String contents, BarcodeFormat format, int width, int height, Map<EncodeHintType, ?> hints)
private static BitMatrix	encodeLowLevel(DefaultPlacement placement, SymbolInfo symbolInfo, int width, int height)	Encode the given symbol info to a bit matrix.

Methods inherited from class Object

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

Constructor Details

DataMatrixWriter

public DataMatrixWriter()

Method Details

encode

public BitMatrix encode(String contents,
 BarcodeFormat format,
 int width,
 int height)

Description copied from interface: Writer

Encode a barcode using the default settings.

Specified by:

encode in interface Writer

Parameters:

contents - The contents to encode in the barcode

format - The barcode format to generate

width - The preferred width in pixels

height - The preferred height in pixels

Returns:

BitMatrix representing encoded barcode image

encode

public BitMatrix encode(String contents,
 BarcodeFormat format,
 int width,
 int height,
 Map<EncodeHintType, ?> hints)

Specified by:

encode in interface Writer

Parameters:

contents - The contents to encode in the barcode

format - The barcode format to generate

width - The preferred width in pixels

height - The preferred height in pixels

hints - Additional parameters to supply to the encoder

Returns:

BitMatrix representing encoded barcode image

encodeLowLevel

private static BitMatrix encodeLowLevel(DefaultPlacement placement,
 SymbolInfo symbolInfo,
 int width,
 int height)

Encode the given symbol info to a bit matrix.

Parameters:

placement - The DataMatrix placement.

symbolInfo - The symbol info to encode.

Returns:

The bit matrix generated.

convertByteMatrixToBitMatrix

private static BitMatrix convertByteMatrixToBitMatrix(ByteMatrix matrix,
 int reqWidth,
 int reqHeight)

Convert the ByteMatrix to BitMatrix.

Parameters:

matrix - The input matrix.

reqWidth - The requested width of the image (in pixels) with the Datamatrix code

reqHeight - The requested height of the image (in pixels) with the Datamatrix code

Returns:

The output matrix.