package ballworld.model.paint.strategy;

import java.awt.*;
import ballworld.model.*;

/**
 * Paint strategy that paints a filled square with the Ball's radius.
 * This functionality is duplicated by the RectanglePaintStrategy.
 * The class demonstrates a direct implementation of IPaintStrategy.
 */
public class SquarePaintStrategy implements IPaintStrategy {

  
  /** 
   * No parameter constructor for the class
   */
  public SquarePaintStrategy() {
  }


  
  /**
   * Paints a square on the given graphics context using the color and radius 
   * provided by the host. 
   * param g The Graphics context that will be paint on
   * param host The host Ball that the required information will be pulled from.
   */
  public void paint(Graphics g, Ball host) {
      int halfSide = host.getRadius();
      g.setColor(host.getColor());
      g.fillRect(host.getLocation().x-halfSide, host.getLocation().y-halfSide, 2*halfSide, 2*halfSide);
  }

  
  /**
   * By default, do nothing for initialization.
   */
  public void init(Ball context){
  }
  
}