import com.stevesoft.phreida.*;
import java.awt.*;
import java.io.*;
import java.net.*;

/** This test shows you how you can take an application
    that already works using awt, and give it the ability
    to generate PDF.  To implement this, Test5.java was
    modified slightly.
    */
public class Test6 extends Component {
  public static void main(String[] args) throws Exception {
    Test6 test = new Test6();
    Frame f = new Frame("Test 6");
    f.setLayout(new GridLayout(1,1));
    f.add(test);
    f.pack();
    f.setSize(300,460);
    f.show();

    // This is the part, the next three lines,
    // that we would add to allow our application
    // to generate PDF.
    PGraphics pg = new PGraphics("test6.pdf",0,0,300,460);
    test.paint(pg);
    pg.dispose();
  }
  public void paint(Graphics g) {
    Toolkit tk = Toolkit.getDefaultToolkit();
    g.setClip(makeStar(125,125,60,75));
    URL url = Test5.class.getResource("onintro.gif");
    Image im = tk.getImage(url);
    g.drawImage(im,65,95,this);
    int del = 4;
    int radius = 50;
    int x = 100, y = 100;
    for(int i=0;i <= 460;i+=20) {
      radius += 2*del;
      y -= del;
      x -= del;
      g.setColor(Color.green);
      g.drawArc(x,y,radius,radius,i,300);
      g.setColor(Color.blue);
      g.drawArc(x,y,radius,radius,i+300,60);
    }
  }
  public static Polygon makeStar(int xc,int yc,int r1,int r2) {
    int[] xpoints = new int[10];
    int[] ypoints = new int[10];
    for(int i=0;i<10;i++) {
      double a = Math.PI/5*i+Math.PI/10;
      double r = r1+r2*(i%2);
      xpoints[i] = xc+(int)(r*Math.cos(a)+.5);
      ypoints[i] = yc+(int)(r*Math.sin(a)+.5);
    }
    return new Polygon(xpoints,ypoints,10);
  }
}