class Ruit extends Vormen { 
Ruit(float n_, int d_, float x_, float y_, float hoek_, color c1_) {  
 super();  
 n = n_;   
 x = x_;   
 y = y_;   
 hoek = hoek_;  
 c1 = c1_;  
 d = d_;  
 } 
void display() {  
 fill(c1);  
 // noStroke();  
 pushMatrix();  
 translate(x, y);  
 rotate(radians(hoek));   
 beginShape();  
 float hn = sqrt(3*n*n/4); 
 if (d == 0) {vertex(0, hn); vertex(-n/2, 0); vertex(0, -hn); vertex(n/2, 0);}    
 if (d == 1) {vertex(0, 0); vertex(-n/2, -hn); vertex(0, -2*hn); vertex(n/2,-hn);}   
 if (d == 2) {vertex(n/4, hn/2);vertex(-n/4, -hn/2); vertex(n/4, -3*hn/2); vertex(3*n/4, -hn/2);}    
 if (d == 3) {vertex(n/2, hn); vertex(0, 0); vertex(n/2, -hn); vertex(n, 0);}  
 if (d == 4) {vertex(n/4, 3*hn/2); vertex(-n/4, hn/2); vertex(n/4, -hn/2); vertex(3*n/4, hn/2);}   
 if (d == 5) {vertex(0, 2*hn); vertex(-n/2, hn); vertex(0, 0); vertex(n/2, hn);}   
 if (d == 6) {vertex(-n/4, 3*hn/2); vertex(-3*n/4, hn/2); vertex(-n/4, -hn/2);vertex(n/4, hn/2);}    
 if (d == 7) {vertex(-n/2, hn); vertex(-n, 0); vertex(-n/2, -hn); vertex(0, 0);}    
 if (d == 8) {vertex(-n/4, hn/2); vertex(-3*n/4, -hn/2); vertex(-n/4, -3*hn/2); vertex(n/4, -hn/2);}  
 endShape(CLOSE);  
 popMatrix();  
 }  
}