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

public class Average extends WindowController {

  public void begin() {
    new FilledRect(0,0,400,200,canvas).setColor(Color.white);
    new FilledRect(0,200,400,400,canvas).setColor(Color.green);
  }

  Line line;

  public void onMousePress(Location pt) {
    line = new Line(0,200,400,200,canvas);
    line.setColor(new Color(128, 128, 255));
  }

  public void onMouseRelease(Location pt) {
    line.removeFromCanvas();
  }

}