Package com.stepover.opensignatureapi.renderer

Class NativeDocumentRenderer

java.lang.Object

com.stepover.opensignatureapi.renderer.NativeDocumentRenderer

All Implemented Interfaces:

DocumentRenderer

public class NativeDocumentRenderer
extends java.lang.Object
implements DocumentRenderer

a document renderer that uses the pdfbox library to render document pages for document viewing and signing

Constructor Summary

Constructors

Constructor	Description
NativeDocumentRenderer(java.io.InputStream file)

Method Summary

Modifier and Type	Method	Description
void	addListener(DocumentRendererListener listener)	Register a DocumentRendererListener for this DocumentRenderer.
Dimension	getPageSize(int pageIndex)
int	getTotalPageCount()
void	removeListener(DocumentRendererListener listener)	Remove a registered DocumentRendererListener for this DocumentRenderer.
void	render(int pageIndex, Rectangle regionOfInterest, java.awt.Graphics2D target)
java.awt.image.BufferedImage	scale(java.awt.image.BufferedImage bufferedImage, double scale)

Methods inherited from class java.lang.Object

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

Constructor Detail

NativeDocumentRenderer

public NativeDocumentRenderer(java.io.InputStream file)

Method Detail

getPageSize

public Dimension getPageSize(int pageIndex)

Specified by:

getPageSize in interface DocumentRenderer

getTotalPageCount

public int getTotalPageCount()

Specified by:

getTotalPageCount in interface DocumentRenderer

render

public void render(int pageIndex,
                   Rectangle regionOfInterest,
                   java.awt.Graphics2D target)

Specified by:

render in interface DocumentRenderer

scale

public java.awt.image.BufferedImage scale(java.awt.image.BufferedImage bufferedImage,
                                          double scale)

addListener

public void addListener(DocumentRendererListener listener)

Description copied from interface: DocumentRenderer

Register a DocumentRendererListener for this DocumentRenderer.

IMPORTANT: once a DocumentRenderer is not used anymore (because of a "apply document renderer message" or some other reason) a registered listener has to be removed.

Specified by:

addListener in interface DocumentRenderer

Parameters:

listener - the DocumentRendererListener to be registered.

removeListener

public void removeListener(DocumentRendererListener listener)

Description copied from interface: DocumentRenderer

Remove a registered DocumentRendererListener for this DocumentRenderer.

Specified by:

removeListener in interface DocumentRenderer

Parameters:

listener - the DocumentRendererListener to be deregistered.