/*
	Programmer:	Leandro Vicario
	Date:			Oct. 10, 2004
	Program Name:	Converter
*/

import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;

public class Converter extends Applet implements ActionListener
{
	Label fill = new Label("               Length Converter               ");
	
	TextField inputField = new TextField(20);
	TextField outputField = new TextField("Output", 20);
	
	Button milesKilometer = new Button("Miles-Kilometer");
	Button kilometerMiles = new Button("Kilometer-Miles");
	
	Button kilometerMeter = new Button("Kilometer-Meter");
	Button meterKilometer = new Button("Meter-Kilometer");
	
	Button meterFeet = new Button("  Meter-Feet  ");
	Button feetMeter = new Button("  Feet-Meter  ");
	
	Button feetInches = new Button("  Feet-Inches  ");
	Button inchesFeet = new Button("  Inches-Feet  ");
	
	Button inchesCentimeter = new Button("Inches-Centimeter");
	Button centimeterInches = new Button("Centimeter-Inches");
	
	
	public void init()
	{
		add(fill);
		
		add(inputField);
		add(outputField);
			outputField.setEditable(false);
			outputField.setBackground(Color.lightGray);
		
		add(milesKilometer);
			milesKilometer.addActionListener(this);
		add(kilometerMiles);
			kilometerMiles.addActionListener(this);
		
		add(kilometerMeter);
			kilometerMeter.addActionListener(this);
		add(meterKilometer);
			meterKilometer.addActionListener(this);
		
		add(meterFeet);
			meterFeet.addActionListener(this);
		add(feetMeter);
			feetMeter.addActionListener(this);
		
		add(feetInches);
			feetInches.addActionListener(this);
		add(inchesFeet);
			inchesFeet.addActionListener(this);
		
		add(inchesCentimeter);
			inchesCentimeter.addActionListener(this);
		add(centimeterInches);
			centimeterInches.addActionListener(this);
	}  // end init
	
	
	public void actionPerformed(ActionEvent e)
	{
		String arg = e.getActionCommand();
		
		String strInput = new String(inputField.getText());
		
		if (strInput.equals(""))
		{
			inputField.setText("0");
		}
		
		//Converting input to values
		double input = Double.parseDouble(inputField.getText());
		
		double milesKilo = input * 1.6903;
		
		if (arg == "Miles-Kilometer")
		{
			outputField.setText("" + (input*1.6093));
		}
		
		if (arg == "Kilometer-Miles")
		{
			outputField.setText("" + (input*0.6213882));
		}
		
		if (arg == "Kilometer-Meter")
		{
			outputField.setText("" + (input*1000));
		}
		
		if (arg == "Meter-Kilometer")
		{
			outputField.setText("" + (input*0.001));
		}
		
		if (arg == "  Meter-Feet  ")
		{
			outputField.setText("" + (input*3.2808399));
		}
		
		if (arg == "  Feet-Meter  ")
		{
			outputField.setText("" + (input*0.3048));
		}
		
		if (arg == "  Feet-Inches  ")
		{
			outputField.setText("" + (input*12));
		}
		
		if (arg == "  Inches-Feet  ")
		{
			outputField.setText("" + (input*0.0833333));
		}
		
		if (arg == "Inches-Centimeter")
		{
			outputField.setText("" + (input*2.54));
		}
		
		if (arg == "Centimeter-Inches")
		{
			outputField.setText("" + (input*0.3937008));
		}
		
	} // end actionPerformed
	
}