import java.applet.*;
import java.awt.*;

public class Stones extends Applet implements Runnable {
  StoneView view;
  Choice redWho, blueWho;
  Label redResult, blueResult, statusLabel;
  Button newGame;
  Thread kicker;
  int speed = 700;
  
  public void init() {
    setBackground(Color.black);
    setLayout(new BorderLayout(10, 10));    
    Panel p1 = new Panel();
    add("South", p1);
    p1.setLayout(new GridLayout(1, 0, 10, 0));
    p1.add(redResult = makeLabel(StoneModel.RED));
    p1.add(redWho = makeChoice(StoneModel.RED));
    p1.add(newGame = makeNewGameButton());
    p1.add(blueWho = makeChoice(StoneModel.BLUE));
    p1.add(blueResult = makeLabel(StoneModel.BLUE));    
    add("North", statusLabel = makeLabel(StoneModel.FREE));    
    add("Center", view = new StoneView(Integer.parseInt(getParameter("size"))));
    view.init();
  }
  
  public void start() {
    if (kicker == null) {
      kicker = new Thread(this);
      kicker.start();
    };
  }
  
  public void run() {
    while (true) {
      if (getPlayer() > 0 && !view.getModel().isGameOver())
	view.clicked(null);
      try {
	Thread.sleep(speed);
      } catch (InterruptedException e) {};
    };
  }
  
  public void stop() {
    if (kicker != null) {
      kicker.stop();
      kicker = null;
    };
  }
  
  protected Choice makeChoice(int side) {
    Choice choice = new Choice();
    for (int i = 0; i < StoneModel.playerNames.length; i++) 
      choice.addItem(StoneModel.playerNames[i]);
    choice.setForeground(side == StoneModel.RED? Color.red : Color.blue);
    return choice;
  }

  protected Label makeLabel(int side) {
    Label label = new Label();
    switch (side) {
    case StoneModel.RED:
      label.setAlignment(Label.LEFT);
      label.setForeground(Color.red);
      break;
    case StoneModel.FREE:
      label.setAlignment(Label.LEFT);
      label.setForeground(Color.white);
      break;
    case StoneModel.BLUE:
      label.setAlignment(Label.RIGHT);
      label.setForeground(Color.blue);
      break;
    };
    label.setFont(new Font(getFont().getName(), Font.BOLD, 18));
    return label;
  }
  
  protected Button makeNewGameButton() {
    Button button = new Button("New Game");
    button.setForeground(Color.white);
    return button;
  }
	
  public boolean action(Event  evt, Object  what) {
    if (evt.target == newGame) {
      view.newGame();
      return true;
    }		
    return false;
  }
  
  public void status(String text, int who) {
    switch (who) {
    case StoneModel.RED:  redResult.setText(text);   break;
    case StoneModel.FREE: statusLabel.setText(text); break;
    case StoneModel.BLUE: blueResult.setText(text);  break;
    };
  }
	
  public int getPlayer() {
    return getPlayer(view.getSide());
  }	
  
  public int getPlayer(int side) {
    return (side == StoneModel.RED? redWho : blueWho).getSelectedIndex();
  }
}