package jas2.util;
import java.io.*;

/**
 * A PrintWriter that keeps track of an indentation level
 * and indents the output appropriately.
 * 
 * Warning: Only print and println methods taking strings have been overriden,
 * print, println methods taking other arguments may not be indented properly.
 */
public class IndentPrintWriter extends PrintWriter
{
	public IndentPrintWriter(Writer w)
	{
		super(w);
	}
	public void println(String s)
	{
		if (!indented) doIndent();
		super.println(s);
		indented = false;
	}
	public void print(String s)
	{
		if (!indented) doIndent();
		super.print(s);
	}
	public void println()
	{
		super.println();
		indented = false;
	}
	private void doIndent()
	{
		for (int i=0; i