Return to GLabel.java CVS log

Up to [LON-CAPA] / capa / capa51 / JavaTools

- fixed license notices the reference the GNU GPL rather than the GNU LGPL

/* ====================================================
   created by Isaac Tsai, 1997
   randomized labeling of a figure applet
   Copyright (C) 1992-2000 Michigan State University

   The CAPA system is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The CAPA system is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   General Public License for more details.

   You should have received a copy of the GNU General Public
   License along with the CAPA system; see the file COPYING.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.

   As a special exception, you have permission to link this program
   with the TtH/TtM library and distribute executables, as long as you
   follow the requirements of the GNU GPL in regard to all of the
   software in the executable aside from TtH/TtM.
*/

<CENTER>

<APPLET CODE=GLabel.class CODEBASE=JAVA/Class width=550 height=304>
<PARAM NAME="BGIMG" VALUE="path/to/background.gif">
<PARAM NAME="GRID"  VALUE="10">
<PARAM NAME="COUNT" VALUE="7">
<PARAM NAME="LB0" VALUE="X">
<PARAM NAME="X0" VALUE="16">
<PARAM NAME="Y0" VALUE="242">
<PARAM NAME="LB1" VALUE="Y">
<PARAM NAME="X1" VALUE="144">
<PARAM NAME="Y1" VALUE="288">
<PARAM NAME="LB2" VALUE="3">
<PARAM NAME="X2" VALUE="317">
<PARAM NAME="Y2" VALUE="193">
<PARAM NAME="LB3" VALUE="4">
<PARAM NAME="X3" VALUE="524">
<PARAM NAME="Y3" VALUE="154">
<PARAM NAME="LB4" VALUE="5">
<PARAM NAME="X4" VALUE="309">
<PARAM NAME="Y4" VALUE="30">
<PARAM NAME="LB5" VALUE="6">
<PARAM NAME="X5" VALUE="224">
<PARAM NAME="Y5" VALUE="45">
<PARAM NAME="LB6" VALUE="7">
<PARAM NAME="X6" VALUE="49">
<PARAM NAME="Y6" VALUE="106">
<PARAM NAME="ICOUNT" VALUE="2">
<PARAM NAME="IMG0" VALUE="path/to/image0.gif">
<PARAM NAME="IX0" VALUE="106">
<PARAM NAME="IY0" VALUE="106">
<PARAM NAME="IMG1" VALUE="path/to/image1.gif">
<PARAM NAME="IX1" VALUE="106">
<PARAM NAME="IY1" VALUE="106">
</APPLET>

</CENTER>
< APPLET
            [CODEBASE = codebaseURL]
            CODE = appletFile 
            [ALT = alternateText]
            [NAME = appletInstanceName]
            WIDTH = pixels
            HEIGHT = pixels 
            [ALIGN = alignment] 
            [VSPACE = pixels]
            [HSPACE = pixels]
        >
        [< PARAM NAME = appletParameter1 VALUE = value >]
        [< PARAM NAME = appletParameter2 VALUE = value >]
        . . .
        [alternateHTML]
        </APPLET>

*/

import java.applet.*;
import java.awt.*;
import java.lang.*;
import java.util.*;
import java.net.*;

public class GLabel extends Applet implements Runnable
{

 public int     Xcord[];
 public int     Ycord[];
 public String  sLabel[];
 public Image   iImg[];
 public int     iX[];
 public int     iY[];
 
 public int     label_cnt;
 public int     img_cnt;
 public int     fsize;
 public int     show_grid;
 public int     grid_ww;
 public Image   img;
 public Font    f16;

public void init()
 {
   int      count, idx;
   String   p, q;
   URL      f_url=null;
   
   Xcord = new int[64]; Ycord = new int[64];
   sLabel = new String[64];
   iImg = new Image[64];
   iX = new int[64]; iY = new int[64];
   
   show_grid = 0;
   f16 = new Font("TimesRoman",Font.PLAIN,16);
   
   p=getParameter("COUNT");
   label_cnt=(p==null)?1:Integer.valueOf(p).intValue();

   for(idx=0;idx<label_cnt;idx++){
     q = "LB" + idx;
     sLabel[idx] = getParameter(q);
     q = "X" + idx;
     p = getParameter(q);
     Xcord[idx]=(p==null)?20:Integer.valueOf(p).intValue();
     q = "Y" + idx;
     p = getParameter(q);
     Ycord[idx]=(p==null)?30:Integer.valueOf(p).intValue();
     // System.out.println("X= "+Xcord[idx]+" Y= "+Ycord[idx]+" L= "+sLabel[idx]);
   }
   
   p=getParameter("ICOUNT");
   img_cnt=(p==null)?0:Integer.valueOf(p).intValue();
   for(idx=0;idx<img_cnt;idx++){
     q = "IMG" + idx;
     p = getParameter(q);
     if(p != null) {
     try {
          System.out.print("URL=" + p + "\n");
          f_url = new URL(p);
     } 
     catch (MalformedURLException exc) {
          System.out.print("Malformed URL=" + p + "\n");
       }
       iImg[idx] = getImage(f_url);
     }
     q = "IX" + idx;
     p = getParameter(q);
     iX[idx]=(p==null)?20:Integer.valueOf(p).intValue();
     q = "IY" + idx;
     p = getParameter(q);
     iY[idx]=(p==null)?30:Integer.valueOf(p).intValue();
     // System.out.println("X= "+Xcord[idx]+" Y= "+Ycord[idx]+" L= "+sLabel[idx]);
   }
   
   
   
   p=getParameter("BGIMG");
   if(p != null) {
     try {
          System.out.print("URL=" + p + "\n");
          f_url = new URL(p);
     } 
     catch (MalformedURLException exc) {
          System.out.print("Malformed URL=" + p + "\n");
     }
     img = getImage(f_url);
   }
   p=getParameter("FSIZE");
   fsize=(p==null)?16:Integer.valueOf(p).intValue();
   p=getParameter("GRID");
   if(p != null) {
       grid_ww=Integer.valueOf(p).intValue();
       show_grid = 1;
   }
   f16 = new Font("TimesRoman",Font.BOLD,fsize);
 }
 
public void paint(Graphics g)
 {
   int        idx; 
   Dimension  d = getSize();
   int        appw = d.width;
   int        apph = d.height;
   int        x1,y1,x2,y2;
   
    g.setFont(f16);
    if( img != null ) {
       g.drawImage(img, 0, 0, this);
    } else {
       g.setColor(Color.white);
       g.fillRect(0, 0, appw, apph);
    }
    
    for(idx=0;idx<img_cnt;idx++){
      if( iImg[idx] != null ) {
        g.drawImage(iImg[idx], iX[idx],iY[idx], this);
      } else {
        g.setColor(Color.white);
        g.fillRect(iX[idx], iY[idx], appw, apph);
      }
    }
    
    
    
    g.setColor(Color.black);
    for(idx=0;idx<label_cnt;idx++){
      g.drawString(sLabel[idx],Xcord[idx],Ycord[idx]);
    }
    if((show_grid == 1) && (grid_ww>1)) {
      for(x1=0,y1=0,y2=apph;x1<=appw;x1=x1+grid_ww) {
        x2=x1;
        g.drawLine(x1,y1,x2,y2);
      }
      for(x1=0,y1=0,x2=appw;y1<=apph;y1=y1+grid_ww) {
        y2=y1;
        g.drawLine(x1,y1,x2,y2);
      }
    }
 }
public void run()   { }
public void start() { }
public void stop()  { }

}

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.