import java.awt.Color;
import geofasc.swing.Circle;

public class Lamp extends Circle {
  
  private static Color OFF_COLOR = Color.DARK_GRAY;
  private Color mOnColor;
  private boolean mIsOn;
  
  public Lamp(int x, int y, int radius, Color onColor, boolean isOn) {
    super(x, y, radius);
    mOnColor = onColor;
    super.setFigureFilled(true);
    setOn(isOn);
  }

  public boolean isOn() { 
    return mIsOn;
  }

  public void setOn(boolean on) {
    mIsOn = on;
    if (mIsOn)
      super.setFigureFillColor(mOnColor);
    else
      super.setFigureFillColor(OFF_COLOR);
  }
} // class Lamp