//Circle6
//static variables and methods 

public class Circle6 {

  private float radius;
  private float area;

  //make PI  (note the capitalization)
  public final static float PI = (float) 3.14159;

  //make size constants
  public final static float LARGE = 15f; 
  public final static float MEDIUM = 10f;
  public final static float SMALL = 5f;


  public Circle6(float localRad){
    radius = localRad; 
    //note we changed this the private function
    area = calcArea();
  } //end constructor

  public Circle6(){
    radius = (float) 10;
    area = calcArea();
  } // end constructor

  //getters and setters
  
  public float getRadius(){
    return radius;
  } // end getRadius  

  public void setRadius(float localRad){
    radius = localRad;
    area = getArea();
  } // end setRadius
  
  public String getRadString(){
    String radString = new String();
    radString = String.valueOf(radius);
    return radString;
  }// end getRadString
  
  //area stuff

  //the following procedure is PRIVATE  
  //it will only be used inside this class 
  private float calcArea(){
    return PI * radius * radius;
  } //end calcArea

  public float getArea(){
    return area;
  } //end getArea

  public String getAreaString(){
    String areaString = new String();
    areaString = String.valueOf(area);
    return areaString;
  } // end getAreaString

  //The following method is static (or a class function)
  //it is callable without an instance of myCircle
  //make a static circumference function
  public static float circumf(float localRad){
    return 2 * PI * localRad;
  } // end class circumf 
  
  //make a non-static version that works with the current
  //radius
  public float circumf(){
    return 2 * PI * radius;
  } // end instance circumf
}//end Class def