org.krysalis.barcode4j.output.svg

Class SVGCanvasProvider

java.lang.Object

org.krysalis.barcode4j.output.AbstractCanvasProvider

org.krysalis.barcode4j.output.AbstractXMLGeneratingCanvasProvider

org.krysalis.barcode4j.output.svg.AbstractSVGGeneratingCanvasProvider

org.krysalis.barcode4j.output.svg.SVGCanvasProvider

All Implemented Interfaces:

CanvasProvider

public class SVGCanvasProvider
extends AbstractSVGGeneratingCanvasProvider

Implementation that outputs to a W3C DOM.

Version:

$Id: SVGCanvasProvider.java,v 1.6 2009-04-21 15:33:46 jmaerki Exp $

Author:

Jeremias Maerki

Field Summary

Fields inherited from class org.krysalis.barcode4j.output.svg.AbstractSVGGeneratingCanvasProvider

SVG_NAMESPACE

Fields inherited from class org.krysalis.barcode4j.output.AbstractCanvasProvider

bardim

Constructor Summary

Constructors

Constructor and Description
SVGCanvasProvider(boolean useNamespace, int orientation) Creates a new SVGCanvasProvider.
SVGCanvasProvider(DOMImplementation domImpl, boolean useNamespace, int orientation) Creates a new SVGCanvasProvider.
SVGCanvasProvider(DOMImplementation domImpl, String namespacePrefix, int orientation) Creates a new SVGCanvasProvider with namespaces enabled.
SVGCanvasProvider(int orientation) Creates a new SVGCanvasProvider with default settings (with namespaces, but without namespace prefix).
SVGCanvasProvider(String namespacePrefix, int orientation) Creates a new SVGCanvasProvider with namespaces enabled.

Method Summary

Modifier and Type	Method and Description
void	deviceFillRect(double x, double y, double w, double h) Paints a filled rectangle.
void	deviceText(String text, double x1, double x2, double y1, String fontName, double fontSize, TextAlignment textAlign) Draws text.
void	establishDimensions(BarcodeDimension dim) Sets the dimensions of the barcode.
Document	getDOM() Returns the DOM document containing the SVG barcode.
DocumentFragment	getDOMFragment() Returns the DOM fragment containing the SVG barcode.

Methods inherited from class org.krysalis.barcode4j.output.svg.AbstractSVGGeneratingCanvasProvider

getNamespacePrefix, getQualifiedName, isNamespaceEnabled

Methods inherited from class org.krysalis.barcode4j.output.AbstractXMLGeneratingCanvasProvider

addUnit, getDecimalFormat

Methods inherited from class org.krysalis.barcode4j.output.AbstractCanvasProvider

deviceCenteredText, deviceJustifiedText, getDimensions, getOrientation

Methods inherited from class java.lang.Object

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

Constructor Detail

SVGCanvasProvider

public SVGCanvasProvider(String namespacePrefix,
                         int orientation)
                  throws BarcodeCanvasSetupException

Creates a new SVGCanvasProvider with namespaces enabled.

Parameters:

namespacePrefix - the namespace prefix to use, null for no prefix

orientation - the barcode orientation (0, 90, 180, 270)

Throws:

BarcodeCanvasSetupException - if setting up the provider fails

SVGCanvasProvider

public SVGCanvasProvider(DOMImplementation domImpl,
                         String namespacePrefix,
                         int orientation)
                  throws BarcodeCanvasSetupException

Creates a new SVGCanvasProvider with namespaces enabled.

Parameters:

domImpl - DOMImplementation to use (JAXP default is used when this is null)

namespacePrefix - the namespace prefix to use, null for no prefix

orientation - the barcode orientation (0, 90, 180, 270)

Throws:

BarcodeCanvasSetupException - if setting up the provider fails

SVGCanvasProvider

public SVGCanvasProvider(boolean useNamespace,
                         int orientation)
                  throws BarcodeCanvasSetupException

Creates a new SVGCanvasProvider.

Parameters:

useNamespace - Controls whether namespaces should be used

orientation - the barcode orientation (0, 90, 180, 270)

Throws:

BarcodeCanvasSetupException - if setting up the provider fails

SVGCanvasProvider

public SVGCanvasProvider(DOMImplementation domImpl,
                         boolean useNamespace,
                         int orientation)
                  throws BarcodeCanvasSetupException

Creates a new SVGCanvasProvider.

Parameters:

domImpl - DOMImplementation to use (JAXP default is used when this is null)

useNamespace - Controls whether namespaces should be used

orientation - the barcode orientation (0, 90, 180, 270)

Throws:

BarcodeCanvasSetupException - if setting up the provider fails

SVGCanvasProvider

public SVGCanvasProvider(int orientation)
                  throws BarcodeCanvasSetupException

Creates a new SVGCanvasProvider with default settings (with namespaces, but without namespace prefix).

Parameters:

orientation - the barcode orientation (0, 90, 180, 270)

Throws:

BarcodeCanvasSetupException - if setting up the provider fails

Method Detail

getDOM

public Document getDOM()

Returns the DOM document containing the SVG barcode.

Returns:

the DOM document

getDOMFragment

public DocumentFragment getDOMFragment()

Returns the DOM fragment containing the SVG barcode.

Returns:

the DOM fragment

establishDimensions

public void establishDimensions(BarcodeDimension dim)

Sets the dimensions of the barcode.

Specified by:

establishDimensions in interface CanvasProvider

Overrides:

establishDimensions in class AbstractCanvasProvider

Parameters:

dim - the dimensions of the barcode

deviceFillRect

public void deviceFillRect(double x,
                           double y,
                           double w,
                           double h)

Paints a filled rectangle.

Parameters:

x - x coordinate of the upper left corner

y - y coordinate of the upper left corner

w - the width

h - the height

deviceText

public void deviceText(String text,
                       double x1,
                       double x2,
                       double y1,
                       String fontName,
                       double fontSize,
                       TextAlignment textAlign)

Draws text.

Parameters:

text - the text to draw

x1 - the left boundary

x2 - the right boundary

y1 - the y coordinate

fontName - the name of the font

fontSize - the size of the font

textAlign - the text alignment