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/*
* Created on Aug 10, 2004
*
* To change the template for this generated file go to
* Window - Preferences - Java - Code Generation - Code and Comments
*/
package com.lowagie.text.rtf.field;
import java.io.IOException;
import com.lowagie.text.Font;
import com.lowagie.text.rtf.document.RtfDocument;
/**
* The RtfPageNumber provides the page number field in rtf documents.
*
* @version $Revision: 1.7 $
* @author Mark Hall (mhall@edu.uni-klu.ac.at)
* @author <a href="mailto:Steffen.Stundzig@smb-tec.com">Steffen.Stundzig@smb-tec.com</a>
*/
public class RtfPageNumber extends RtfField {
/**
* Constant for the page number
*/
private static final byte[] PAGE_NUMBER = "PAGE".getBytes();
/**
* Constructs a RtfPageNumber. This can be added anywhere to add a page number field.
*/
public RtfPageNumber() {
super(null);
}
/**
* Constructs a RtfPageNumber with a specified Font. This can be added anywhere to
* add a page number field.
* @param font
*/
public RtfPageNumber(Font font) {
super(null, font);
}
/**
* Constructs a RtfPageNumber object.
*
* @param doc The RtfDocument this RtfPageNumber belongs to
*/
public RtfPageNumber(RtfDocument doc) {
super(doc);
}
/**
* Constructs a RtfPageNumber object with a specific font.
*
* @param doc The RtfDocument this RtfPageNumber belongs to
* @param font The Font to use
*/
public RtfPageNumber(RtfDocument doc, Font font) {
super(doc, font);
}
/**
* Writes the field instruction content
*
* @return A byte array containing "PAGE"
* @throws IOException
*/
protected byte[] writeFieldInstContent() throws IOException {
return PAGE_NUMBER;
}
/**
* Writes the field result content
*
* @return An empty byte array
* @throws IOException
*/
protected byte[] writeFieldResultContent() throws IOException {
return new byte[0];
}
}
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