Package se.digg.dgc.encoding

Class Barcode

java.lang.Object

se.digg.dgc.encoding.Barcode

public class Barcode
extends Object

The representation of a 2D barcode.

Author:

Martin Lindström (martin@idsec.se), Henrik Bengtsson (extern.henrik.bengtsson@digg.se), Henric Norlander (extern.henric.norlander@digg.se)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Barcode.BarcodeType	Barcode type.
static class	Barcode.ImageFormat	Enum representing an image format.

Constructor Summary

Constructors

Constructor	Description
Barcode(Barcode.BarcodeType type, byte[] image, Barcode.ImageFormat imageFormat, int width, int height)	Constructor.

Method Summary

Modifier and Type	Method	Description
int	getHeight()	Gets the height of the barcode in pixels.
byte[]	getImage()	Gets the contents that is the barcode image according to the selected image format
Barcode.ImageFormat	getImageFormat()	Gets the image format of the barcode.
Barcode.BarcodeType	getType()	Gets the barcode type.
int	getWidth()	Gets the width of the barcode in pixels.
String	toBase64Image()	Returns a representation of the barcode as a Base64 image.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Barcode

public Barcode(Barcode.BarcodeType type,
               byte[] image,
               Barcode.ImageFormat imageFormat,
               int width,
               int height)

Constructor.

Parameters:

type - the type of barcode

image - byte array representing the barcode image according to the selected image format

imageFormat - the image format of the code

width - the width in pixels

height - the height in pixels

Method Detail

getType

public Barcode.BarcodeType getType()

Gets the barcode type.

Returns:

the barcode type

getImageFormat

public Barcode.ImageFormat getImageFormat()

Gets the image format of the barcode.

Returns:

the image format

getImage

public byte[] getImage()

Gets the contents that is the barcode image according to the selected image format

Returns:

the image contents representing the barcode

getWidth

public int getWidth()

Gets the width of the barcode in pixels.

Returns:

the width

getHeight

public int getHeight()

Gets the height of the barcode in pixels.

Returns:

the height

toBase64Image

public String toBase64Image()

Returns a representation of the barcode as a Base64 image.

For example:

 data:image/png;base64, iVBORw0KGgoAAAANSUhEUgAAAAUA
 AAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO
 9TXL0Y4OHwAAAABJRU5ErkJggg==
 
 

The image may then be directly inserted in HTML code as:

 <img src="data:image/png;base64, iVBORw0KGgoAAAANSUhEUgAAAAUA
 AAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO
 9TXL0Y4OHwAAAABJRU5ErkJggg==" scale="0">
 
 

Returns:

toString

public String toString()

Overrides:

toString in class Object