goodring.java

单词计算器,可以统计你输入的单词的字母数有多少个等多个程序

public class GoodRing {
       private double innerRadius;
       private double outerRadius;
       private String fillColor;
       GoodRing(double iRadius,double oRadius,String color)
       {
           innerRadius = iRadius;
           outerRadius = oRadius;
           fillColor = color;
       }
       public double getiRadius()
       {
           return innerRadius;
       }
       public double getoRadius()
       {
           return outerRadius;
       }
       public String getcolor()
       {
           return fillColor;
       }
       public void setRadius(double iRadius,double oRadius)
       {
           innerRadius = (iRadius>=0) ? iRadius : 0;
           outerRadius = (oRadius>=0) ? oRadius : 0;
       }
       public void setColor(String color)
       {
           fillColor = color;
       }
       public double getArea()
       {
           return (outerRadius*outerRadius - innerRadius*innerRadius)*Math.PI;
       }
       public double getiC()
	{
		return(2*Math.PI*innerRadius);
	}
	public double getoC()
	{
		return(2*Math.PI*outerRadius);
	}
    }