Turtlegrafik2

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Archivierte Version vom 2014-05-23T09:55:18+00:00. Aktuelle Version

Strichellinie bunt

public void strichellinie(Object turtle, double x, int n) {
 turtle.right(90);
 for (int i = 1; i <= n; i++) {
  if (i % 2 == 0)
   turtle.penColor(255, 0, 0);
  else
   turtle.penColor(0, 0, 255);
  turtle.forward(x);
  turtle.penUp();
  turtle.forward(x);
  turtle.penDown();
 }
}

canvas1.clear();
turtle1.move(175,250);
strichellinie(turtle1, 20, 4);

Zickzacklinie bunt

public void zickzacklinie(Object turtle, double x, int n) {
 turtle.right(45);
 for (int i = 1; i <= n; i++) {
  if (i % 2 == 0)
   turtle.penColor(255, 0, 0);
  else
   turtle.penColor(0, 0, 255);
  turtle.forward(x);
  turtle.right(90);
  turtle.forward(x);
  turtle.right(270);
 }
}

canvas2.clear();
turtle2.move(175,250);
zickzacklinie(turtle2, 50, 10);

Rosette

public void n_eck(Object turtle, double x, int n) {
 double winkel = 360 / n;
 for (int i = 1; i <= n; i++) {
  turtle.forward(x);
  turtle.right(winkel);
 }
}

public void rosette(Object turtle, double x, int m, int n) {
 double winkel = 360 / m;
 turtle.penColor(255, 125, 125);
 for (int i = 1; i <= m; i++) {
  n_eck(turtle, x, n);
  turtle.right(winkel);
 }
}

canvas3.clear();
turtle3.move(175,250);
rosette(turtle3, 50, 20, 5);

Turtlegrafik2

Strichellinie bunt

Zickzacklinie bunt

Rosette

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