// Tegn M-figur.  

import java.applet.Applet;
import java.awt.*;

public class Polygon2 extends Applet {
  public void paint(Graphics g) {
    drawM(g);
    drawM(g, 100, 50);
    drawM(g, 200, 50, 3.0);
    drawM(g, 50, 200, 2.0, Color.green);
    drawM(g, 300, 200, 4.0, Color.red);
  }

  static int[] xs = {  0, 20, 40, 40,  0 };
  static int[] ys = {  0, 20,  0, 40, 40 };

  static void drawM(Graphics g) {
    g.fillPolygon(xs, ys, 5);
  }

  // Følgende (overlæssede!) metoder er løsninger til opgaver fra
  // forelæsningen:

  static void drawM(Graphics g, int x0, int y0) {
    int[] xsny = new int[5];
    int[] ysny = new int[5];
    for (int i=0; i<5; i=i+1) {
      xsny[i] = xs[i] + x0;
      ysny[i] = ys[i] + y0;
    }
    g.fillPolygon(xsny, ysny, 5);
  }

  static void drawM(Graphics g, int x0, int y0, double scale) {
    int[] xsny = new int[5];
    int[] ysny = new int[5];
    for (int i=0; i<5; i=i+1) {
      xsny[i] = (int)(scale * xs[i] + x0);
      ysny[i] = (int)(scale * ys[i] + y0);
    }
    g.fillPolygon(xsny, ysny, 5);
  }

  static void drawM(Graphics g, int x0, int y0, double scale, Color c) {
    int[] xsny = new int[5];
    int[] ysny = new int[5];
    for (int i=0; i<5; i=i+1) {
      xsny[i] = (int)(scale * xs[i] + x0);
      ysny[i] = (int)(scale * ys[i] + y0);
    }
    g.setColor(c);
    g.fillPolygon(xsny, ysny, 5);
  }
}