import objectdraw.*;
import java.awt.*;

/*
 * A program that lets the user dribble only
 * one basketball at a time.
 */
public class DribbleController extends WindowController {

  // the two basketballs
  private BBall greenBall, purpleBall;

  // the active object to dribble a ball, or null
  // if we have not dribbled yet.
  private Dribbler dribbler;

  public void begin() {
    greenBall = new BBall(100,250,35,canvas);
    greenBall.setColor(Color.green);

    purpleBall = new BBall(300,250,35,canvas);
    purpleBall.setColor(new Color(200,0,200));
  }

  public void onMouseClick(Location point) {
    // create a new dribbler if there is not current dribbler
    // or the current dribbler is no longer dribbling.
    if (dribbler == null || !dribbler.isDribbling()) {
      if (greenBall.contains(point)) {
        dribbler = new Dribbler(greenBall);
      } else if (purpleBall.contains(point)) {
        dribbler = new Dribbler(purpleBall);
      } 
    }
  }
}