import java.awt.*;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Color;
import java.util.Date;
import java.awt.Frame;
import java.awt.image.*;
import java.io.*;
import java.net.*;

public class Led extends Thread
{
  private Thread mThread=null;
  private InFile mInFile;
  private final int smImageCount=12;
  private Image[] mLedImages=new Image[smImageCount];
  private String mStrParam=null;
  private java.applet.Applet mApplet=null;
  private final int TimeOut=300000;

  Led(java.applet.Applet applet)
  {
    init(applet);
  }
  public void init(java.applet.Applet applet)
  {
    mApplet=applet;
    mLedImages[0]=mApplet.getImage(mApplet.getCodeBase(),"image/zero.gif");
    mLedImages[1]=mApplet.getImage(mApplet.getCodeBase(),"image/one.gif");
    mLedImages[2]=mApplet.getImage(mApplet.getCodeBase(),"image/two.gif");
    mLedImages[3]=mApplet.getImage(mApplet.getCodeBase(),"image/three.gif");
    mLedImages[4]=mApplet.getImage(mApplet.getCodeBase(),"image/four.gif");
    mLedImages[5]=mApplet.getImage(mApplet.getCodeBase(),"image/five.gif");
    mLedImages[6]=mApplet.getImage(mApplet.getCodeBase(),"image/six.gif");
    mLedImages[7]=mApplet.getImage(mApplet.getCodeBase(),"image/seven.gif");
    mLedImages[8]=mApplet.getImage(mApplet.getCodeBase(),"image/eight.gif");
    mLedImages[9]=mApplet.getImage(mApplet.getCodeBase(),"image/nine.gif");
    mLedImages[10]=mApplet.getImage(mApplet.getCodeBase(),"image/dash.gif");
    mLedImages[11]=mApplet.getImage(mApplet.getCodeBase(),"image/blank.gif");
    MediaTracker mediaTracker=new MediaTracker(mApplet);
    for(int imageIndex=0;imageIndex<smImageCount;imageIndex++)mediaTracker.addImage(mLedImages[imageIndex],imageIndex);
    try{mediaTracker.waitForAll();}
    catch(InterruptedException exception){;}
  }
  public void run()
  {
    while(true)
    {
      mStrParam=new String("......");
      try{mInFile=new InFile(mApplet.getCodeBase(),"log/access.cnt");}
      catch(Exception exception){continue;}
      if(mInFile.isOkay())
      {
        try{mStrParam=new String(mInFile.readLine());}
        catch(Exception exception){;}
      }
      mInFile.close();
      mApplet.repaint();
      try {sleep(TimeOut);}
      catch(InterruptedException exception){break;}
      mStrParam=new String("......");
      mApplet.repaint();
    }
  }
  public void paint(Graphics graphics)
  {
    drawLEDString(mStrParam,graphics);
  }
  private void drawLEDString(String strLED,Graphics graphics)
  {
    int strLength=strLED.length();
    int imageWidth;
    int imageHeight;
    Point ptLoc;

    if(null==mStrParam)return;
    ptLoc=new Point(4,4);
    imageWidth=mLedImages[0].getWidth(mApplet);
    imageHeight=mLedImages[0].getHeight(mApplet);
    for(int strIndex=0;strIndex<strLength;strIndex++)
    {
      char strChar=strLED.charAt(strIndex);

      if('0'==strChar)graphics.drawImage(mLedImages[0],ptLoc.x,ptLoc.y,mApplet);
      else if('1'==strChar)graphics.drawImage(mLedImages[1],ptLoc.x,ptLoc.y,mApplet);
      else if('2'==strChar)graphics.drawImage(mLedImages[2],ptLoc.x,ptLoc.y,mApplet);
      else if('3'==strChar)graphics.drawImage(mLedImages[3],ptLoc.x,ptLoc.y,mApplet);
      else if('4'==strChar)graphics.drawImage(mLedImages[4],ptLoc.x,ptLoc.y,mApplet);
      else if('5'==strChar)graphics.drawImage(mLedImages[5],ptLoc.x,ptLoc.y,mApplet);
      else if('6'==strChar)graphics.drawImage(mLedImages[6],ptLoc.x,ptLoc.y,mApplet);
      else if('7'==strChar)graphics.drawImage(mLedImages[7],ptLoc.x,ptLoc.y,mApplet);
      else if('8'==strChar)graphics.drawImage(mLedImages[8],ptLoc.x,ptLoc.y,mApplet);
      else if('9'==strChar)graphics.drawImage(mLedImages[9],ptLoc.x,ptLoc.y,mApplet);
      else if('.'==strChar)graphics.drawImage(mLedImages[10],ptLoc.x,ptLoc.y,mApplet);
      else graphics.drawImage(mLedImages[11],ptLoc.x,ptLoc.y,mApplet);
      ptLoc.x+=imageWidth;
    }
    graphics.setColor(new Color(48,64,0));
    graphics.drawLine(3,3,ptLoc.x,3);
    graphics.drawLine(3,3,3,imageHeight+4);
    graphics.setColor(new Color(175,192,224));
    graphics.drawLine(3,imageHeight+4,ptLoc.x,imageHeight+4);
    graphics.drawLine(ptLoc.x,3,ptLoc.x,imageHeight+4);
    graphics.setColor(new Color(96,143,208));
    graphics.drawRect(2,2,(ptLoc.x+1)-2,imageHeight+3);
    graphics.setColor(new Color(175,192,224));
    graphics.drawLine(1,1,ptLoc.x+2,1);
  }
}