1    /* 
2     finding the yellow area of an image. 
3     */
4    
5    package shapes;
6    
7    import shapes.SSquare;
8    import shapes.SCircle;
9    import shapes.SRectangle;
10   import java.lang.Math;
11   
12   public class YellowSpace {
13       public static void main(String[] args){
14           double edge = 400;
15           double d1 = 60;
16           double d2 = 30;
17           double d3 = 15;
18           SSquare largegray = new SSquare(edge);
19           double largegrayA = largegray.area();
20           System.out.println("largegray area = " + largegrayA);
21           //finding the large yellow square
22           SCircle largecircle = new SCircle((edge-(2*d1))/2);
23           SSquare largeyellow = largecircle.inscribingSquare();
24           double largeyellowA = largeyellow.area();
25           System.out.println("largeyellow area = " + largeyellowA);
26           //finding the small gray square
27           SCircle middlecircle = new SCircle((((Math.sqrt(largeyellowA))/2) - d2));
28           SSquare smallgray = middlecircle.inscribingSquare();
29           double smallgrayA = smallgray.area();
30           System.out.println("smallgray area = " + smallgrayA);
31           // finding the small yellow square
32           SCircle smallcircle = new SCircle((((Math.sqrt(smallgrayA))/2)-d3));
33           SSquare smallyellow = smallcircle.inscribingSquare();
34           double smallyellowA = smallyellow.area();
35           System.out.println("smallyellow area = " + smallyellowA);
36           //finding the yellow space
37           double yellowspace = ((largeyellowA-smallgrayA)+smallyellowA);
38           System.out.println("yellow space area = " + yellowspace);
39       }
40   }