/*
 * KeyPressTest.java
 * 
 * Copyright (C) 2005-2012 Huseyin Boyaci. All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version. This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. 
 * 
 * See the GNU General Public License version 2 for more details 
 * (a copy is included in the LICENSE file that accompanied this code) 
 * (also available at http://www.gnu.org) You should have received a copy of 
 * the GNU General Public License along with this program; if not, write to 
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 
 * Boston, MA 02111-1307, USA.
 * 
 */

import java.awt.Font;
import psychWithJava.FullScreen;

/**
 * 
 * Test the observer response through keyboard
 * 
 * @author Huseyin Boyaci
 * @since 2013-03-18
 * 
 */
public class KeyPressTest extends FullScreen implements Runnable {

  /** countdown rate (milliseconds) */
  final static long ISI_TIME = 500l;
  /** timeout duration (milliseconds)*/
  final static long TIMEOUT = 1000l;
  
  public static void main(String[] args) {

    KeyPressTest kpt = new KeyPressTest();
    new Thread(kpt).start();
  }
  
  public void run(){
    
    try {

      setFont(new Font("SansSerif", Font.BOLD, 26));
      
      blankScreen();
      displayText(100, 100, "Reaction time test");
      displayText(100, 150, "In this test you will see a countdown");
      displayText(100, 200, "Press a key as soon as the countdown reaches 0");
      displayText(100, 250, "The program will report your reaction time");
      displayText(100, 300, "Press q to finish the test and quit the program; Press ESC to quit the program");
      displayText(100, 350, "Now, press any key to start");
      updateScreen();
      flushKeyPressed();
      getKeyPressed(-1);

      boolean running = true;
      
      while (running) {
        int count = 4;
        long start = 0L;
        while (count>=0) {
        	// pause for a while...
        	Thread.sleep(ISI_TIME);
          blankScreen();
          displayText(300, 400, "counter: " + String.valueOf(count--));
          updateScreen();
        }
        start = System.currentTimeMillis();
        
        flushKeyTyped();
        // wait for the specified amount of time - TIMEOUT - for 
        // the observer to type a character.
        KeyTyped kt = getKeyTyped(TIMEOUT);
        if(kt != null){
          String response = kt.getKey();
          blankScreen();
          displayText(300, 600, "  You pressed: "
            + response + "   Reaction time: "
            + (kt.getWhen() - start) + " ms");
          if (response.equals("q"))
            running = false;
        }
        else
          displayText(300,600, "Time out! You are too slow!");
        updateScreen();
        Thread.sleep(2000);
      }
      blankScreen();
      displayText("Thank you!");
      updateScreen();
      Thread.sleep(2000);
    } catch (InterruptedException e) {
      Thread.currentThread().interrupt();
    }
    finally {
      closeScreen();
    }
  }
}