/*
****************************************************************************
*  Kelli Wiseth
*  kelli@alameda-tech-lab.com
*  CIS 255AX
*  Program name: MyCircle.java
*  Program Description: The subclass that inherits from MyLine to create 
*     a circle shape. Only one of the points from MyLine is used; the MyCircle
*     class also takes a radiusValue that is used with one of the points to 
*     draw the circle.
*
*  Assignment #4
*  29 March 2005
****************************************************************************
*/
import java.awt.*;

public class MyCircle extends MyLine {

    private double radius, width, height;
    	
	//the default constructor (with no args that sets all coordinates to 0)
	
	public MyCircle(){
	  super(0,0,0,0);
	  setRadius(0);
	}
	
    public MyCircle(int x1, int y1, double radiusValue){
 	    super(x1, y1, 0, 0);
		setRadius(radiusValue);
	}
 
    public double getRadius(){
   	   return radius;
    }

    //Radius must be a non-negative value
    
    public void setRadius(double radiusValue){
       radius = (radiusValue < 0.0 ? 0.0 : radiusValue);
    }

    /*************************************************************************
     * Draw method that overrides the draw method in MyLine. 
     * To draw the circles we take the coordinates of one of the point objects
     * inherited from MyLine (and instantiated in the constructor) and multiply 
     * the radiusValue x 2 (twice. 
     **************************************************************************
     */
    public void draw( Graphics g){
   	    g.drawOval(getBeginPointX(), getBeginPointY(), (int)(getRadius()*2), (int)(getRadius()*2));

   }
} // MyCircle