Turtlegrafik

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Inhaltsverzeichnis

1 Nikolaushaus
2 Treppe
3 Pentagram
4 Strichellinie
5 Zickzacklinie

Nikolaushaus

public void nikolaushaus(double x) {
double c = Math.sqrt(2)* x;
turtle1.forward(x);
turtle1.right(45);
turtle1.forward(c/2);
turtle1.right(90);
turtle1.forward(c/2);
turtle1.right(135);
turtle1.forward(x);
turtle1.left(135);
turtle1.forward(c);
turtle1.right(135);
turtle1.forward(x);
turtle1.right(135);
turtle1.forward(c);
turtle1.right(135);
turtle1.forward(x);
}

canvas1.clear();
turtle.move(150,200);
nikolaushaus(50);

Treppe

public void treppe(Object turtle, double x, int n) {
 for (i = 1; i <= n; i++){
  turtle2.forward(x);
  turtle2.right(90);
  turtle2.forward(x);
  turtle2.left(90);
 }
 turtle2.right(180);
 turtle2.forward(x*n);
 turtle2.right(90);
 turtle2.forward(x*n);
}

canvas2.clear();
turtle2.move(100, 250);
treppe(turtle2, 20, 10);

Pentagram

public void pentagramm(Object turtle, double x) {
 for (i = 1;i <= 5; i++){
  turtle.forward(x);
  turtle.right(144);
 }
}

canvas3.clear(); 
turtle3.move(175, 250);
pentagramm(turtle3, 200);

Strichellinie

public void strichellinie(Object turtle, double x, int n) {
 turtle.right(90);
 for (int i = 1; i <= n; i++) {
  turtle.forward(x);
  turtle.penUp();
  turtle.forward(x);
  turtle.penDown();
 }
}

canvas4.clear();
turtle4.move(175,250);
strichellinie(turtle4, 20, 4);

Zickzacklinie

public void zickzacklinie(Object turtle, double x, int n) {
 turtle.right(45);
 for (int i = 1; i <= n; i++) {
  turtle.forward(x);
  turtle.right(90);
  turtle.forward(x);
  turtle.right(270);
 }
}

canvas5.clear();
turtle5.move(175,250);
zickzacklinie(turtle5, 50, 10);

Turtlegrafik

Inhaltsverzeichnis

Nikolaushaus

Treppe

Pentagram

Strichellinie

Zickzacklinie

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