/*
 * PROGRAM:写真の表示
 */
import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;

public class album1 extends Applet implements ActionListener{
    Button b00;Button b01;Button b02;Button b03;Button b04;
    Button b05;Button b06;Button b07;Button b08;Button b09;
    Button b10;Button b11;Button b12;Button b13;Button b14;
    Button b15;Button b16;Button b17;Button b18;Button b19;
    Button b20;Button b21;Button b22;Button b23;Button b24;
    Button b25;Button b26;Button b27;Button b28;Button b29;
    Button b30;Button b31;Button b32;Button b33;Button b34;
    Button b35;Button b36;Button b37;Button b38;Button b39;
    Button b40;Button b41;Button b42;Button b43;Button b44;
    Button b45;Button b46;Button b47;Button b48;Button b49;
    Button b50;Button b51;Button b52;Button b53;Button b54;
    Button b55;Button b56;Button b57;Button b58;Button b59;

    Button b[] = {b00,b01,b02,b03,b04,b05,b06,b07,b08,b09,
                  b10,b11,b12,b13,b14,b15,b16,b17,b18,b19,
                  b20,b21,b22,b23,b24,b25,b26,b27,b28,b29,
                  b30,b31,b32,b33,b34,b35,b36,b37,b38,b39,
                  b40,b41,b42,b43,b44,b45,b46,b47,b48,b49,
                  b50,b51,b52,b53,b54,b55,b56,b57,b58,b59};
    Image[] img;
    String[] name;
    double w,h;
    String s;
    Panel p1;
    int f;
    int no_l;
    int no_c;
    int no ;

    public void init(){
      s = getParameter("no");
      no = Integer.parseInt(s.substring(0,s.indexOf(',')));
      no_l = Integer.parseInt(s.substring(s.indexOf(',')+1,s.length()));
      no_c = no+1/no_l;
      img = new Image[no];
      name = new String[no];
      p1 = new Panel();
      p1.setLayout(new GridLayout(no_l,no_c));
      for (int i =0; i < no; i++){
        s = getParameter("file"+i);
        name[i] = s.substring(0,s.indexOf(','));
        img[i] =  getImage(getDocumentBase(),s.substring(s.indexOf(',')+1,s.length()));
        p1.add(b[i] = new Button(name[i]));
        b[i].addActionListener(this);
      }
      setLayout(new BorderLayout());
      add ("South",p1);
    }
    public void actionPerformed(ActionEvent e) {
      f=0;
      for(int i=0;i<no;i++){
        if (e.getSource()==b[i]) { f=i;repaint();}
      }
    }
    public void paint(Graphics g) {
      Dimension d = getSize(); // アプレットサイズの取得
      w=img[f].getWidth(this); // 画像の幅を取得
      h=img[f].getHeight(this); // 画像の高さを取得
//    g.drawImage(img[f],(int)(d.width-w)/2,(int)(d.height-h)/2,this) ; 
      g.drawImage(img[f],(int)(d.width-w)/2,0,this) ; 
    }
}