com.lowagie.toolbox.plugins
Class Watermarker

java.lang.Object
  com.lowagie.toolbox.AbstractTool
      com.lowagie.toolbox.plugins.Watermarker

All Implemented Interfaces:

ActionListener, EventListener

public class Watermarker
extends AbstractTool

This tool lets you add a text watermark to all pages of a document.

Since:

2.1.1 (imported from itexttoolbox project)

Field Summary

(package private) FileArgument

destfile

Fields inherited from class com.lowagie.toolbox.AbstractTool

arguments, internalFrame, MENU_EXECUTE, MENU_EXECUTE_PRINT, MENU_EXECUTE_PRINT_SILENT, MENU_EXECUTE_SHOW, menuoptions, versionsarray

Constructor Summary

Watermarker()
This tool lets you add a text watermark to all pages of a document.

Method Summary

protected void	createFrame() Creates the internal frame.
void	execute() Executes the tool (in most cases this generates a PDF file).
protected File	getDestPathPDF() Gets the PDF file that should be generated (or null if the output isn't a PDF file).
static void	main(String[] args) This methods helps you running this tool as a standalone application.
void	valueHasChanged(AbstractArgument arg) Indicates that the value of an argument has changed.

Methods inherited from class com.lowagie.toolbox.AbstractTool

actionPerformed, addVersion, getArguments, getInternalFrame, getMenubar, getUsage, getValue, setArguments, setInternalFrame, setMainArguments, setMenubar

Methods inherited from class java.lang.Object

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

Field Detail

destfile

FileArgument destfile

Constructor Detail

Watermarker

public Watermarker()

This tool lets you add a text watermark to all pages of a document.

Method Detail

createFrame

protected void createFrame()

Creates the internal frame.

Specified by:

createFrame in class AbstractTool

execute

public void execute()

Executes the tool (in most cases this generates a PDF file).

Specified by:

execute in class AbstractTool

getDestPathPDF

protected File getDestPathPDF()
                       throws InstantiationException

Gets the PDF file that should be generated (or null if the output isn't a PDF file).

Specified by:

getDestPathPDF in class AbstractTool

Returns:

the PDF file that should be generated

Throws:

InstantiationException

valueHasChanged

public void valueHasChanged(AbstractArgument arg)

Indicates that the value of an argument has changed.

Specified by:

valueHasChanged in class AbstractTool

Parameters:

arg - the argument that has changed

main

public static void main(String[] args)

This methods helps you running this tool as a standalone application.

Call it like this from command line: java com.lowagie.tools.plugins.Watermarker input.pdf Draft 230 0.2 output.pdf

"input.pdf" is the input file name to be processed

"Draft" is the text written as transparent "watermark" on top of each page

"230" is the font size

"0.2" is the opacity (1.0 completely opaque, 0.0 completely transparent)

"output.pdf" is the output file name

Call it from within other Java code:

Watermarker.main(new String[]{"input.pdf","Draft","230","0.2","output.pdf"});

Parameters:

args - the srcfile, watermark text and destfile