Package eu.europa.esig.dss.pdf.pdfbox.visible.nativedrawer

Class NativePdfBoxVisibleSignatureDrawer

java.lang.Object

eu.europa.esig.dss.pdf.pdfbox.visible.AbstractPdfBoxSignatureDrawer

eu.europa.esig.dss.pdf.pdfbox.visible.nativedrawer.NativePdfBoxVisibleSignatureDrawer

All Implemented Interfaces:

PdfBoxSignatureDrawer, SignatureDrawer, SignatureFieldBoxBuilder

public class NativePdfBoxVisibleSignatureDrawer
extends AbstractPdfBoxSignatureDrawer

The native PDFBox signature drawer. Creates text in the native way.

Field Summary

Fields inherited from class eu.europa.esig.dss.pdf.pdfbox.visible.AbstractPdfBoxSignatureDrawer

document, parameters, signatureOptions

Constructor Summary

Constructors

Constructor	Description
NativePdfBoxVisibleSignatureDrawer()	Default constructor instantiating object with default parameter values

Method Summary

Modifier and Type	Method	Description
void	draw()	Draw the visible signature
protected DSSFontMetrics	getDSSFontMetrics()	Gets the corresponding eu.europa.esig.dss.pdf.visible.DSSFontMetrics
protected String	getExpectedColorSpaceName()	Returns color space name for the provided image
void	init(SignatureImageParameters parameters, org.apache.pdfbox.pdmodel.PDDocument document, org.apache.pdfbox.pdmodel.interactive.digitalsignature.SignatureOptions signatureOptions)	Initializes the drawer
void	setResourcesHandlerBuilder(DSSResourcesHandlerBuilder resourcesHandlerBuilder)	Sets DSSResourcesFactoryBuilder to be used for a DSSResourcesFactory creation Default : eu.europa.esig.dss.signature.resources.InMemoryResourcesHandler.

Methods inherited from class eu.europa.esig.dss.pdf.pdfbox.visible.AbstractPdfBoxSignatureDrawer

addColorSpace, buildSignatureFieldBox, checkColorSpace

Methods inherited from class java.lang.Object

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

Constructor Details

NativePdfBoxVisibleSignatureDrawer

public NativePdfBoxVisibleSignatureDrawer()

Default constructor instantiating object with default parameter values

Method Details

setResourcesHandlerBuilder

public void setResourcesHandlerBuilder(DSSResourcesHandlerBuilder resourcesHandlerBuilder)

Sets DSSResourcesFactoryBuilder to be used for a DSSResourcesFactory creation Default : eu.europa.esig.dss.signature.resources.InMemoryResourcesHandler. Works with data in memory.

Parameters:

resourcesHandlerBuilder - DSSResourcesHandlerBuilder

init

public void init(SignatureImageParameters parameters,
 org.apache.pdfbox.pdmodel.PDDocument document,
 org.apache.pdfbox.pdmodel.interactive.digitalsignature.SignatureOptions signatureOptions)
          throws IOException

Description copied from interface: PdfBoxSignatureDrawer

Initializes the drawer

Specified by:

init in interface PdfBoxSignatureDrawer

Overrides:

init in class AbstractPdfBoxSignatureDrawer

Parameters:

parameters - SignatureImageParameters

document - PDDocument

signatureOptions - SignatureOptions

Throws:

IOException - if an exception occurs

getDSSFontMetrics

protected DSSFontMetrics getDSSFontMetrics()

Description copied from class: AbstractPdfBoxSignatureDrawer

Gets the corresponding eu.europa.esig.dss.pdf.visible.DSSFontMetrics

Specified by:

getDSSFontMetrics in class AbstractPdfBoxSignatureDrawer

Returns:

DSSFontMetrics

draw

public void draw()
          throws IOException

Description copied from interface: SignatureDrawer

Draw the visible signature

Throws:

IOException - if an exception occurs

getExpectedColorSpaceName

protected String getExpectedColorSpaceName()
                                    throws IOException

Description copied from class: AbstractPdfBoxSignatureDrawer

Returns color space name for the provided image

Specified by:

getExpectedColorSpaceName in class AbstractPdfBoxSignatureDrawer

Returns:

String color space name

Throws:

IOException - in case of image reading error