parseargs2.java

文字信息巡回显示Java小程序

import java.awt.*;
import java.net.*;

public class ParseArgs2 extends Banner2 {

   public ParseArgs2(Banner2 b) {
      String t = b.getParameter("MessageNo");

      try { totalmessages = Integer.parseInt(t); }
      catch(Exception e) { totalmessages = 0; }

	  msgtext = new String[totalmessages];
 
      textURL = new String [totalmessages];
      for (j=0; j<totalmessages; j++) {
         msgtext[j] = b.getParameter("msgtext" + j);

         textURL[j] = b.getParameter("TextURL" + j);
      }
	  
	  
	  
      fontname = b.getParameter("font");

      if(fontname == null) {
         fontname = new String("Arial");
      }

      String s = b.getParameter("fontsize");
      try {
         fontsize = Integer.parseInt(s);
      }
      catch(Exception e) {
         fontsize = 36;
      }
	  
	
      s = b.getParameter("fontstyle");
      try {
         if(s.equalsIgnoreCase("Plain"))
            fontstyle = Font.PLAIN;
         else if(s.equalsIgnoreCase("Italic"))
            fontstyle = Font.ITALIC;
         else if(s.equalsIgnoreCase("BoldItalic") ||
            s.equalsIgnoreCase("ItalicBold"))
            fontstyle = Font.ITALIC | Font.BOLD;
         else
            fontstyle = Font.BOLD;
      }
      catch(Exception e) {
         fontstyle = Font.BOLD;
      }

      s = b.getParameter("delay");
      try {
         delay = Integer.parseInt(s);
      }
      catch(Exception e) {
         delay = 50;
      }

      s = b.getParameter("pauseDelay");
      try {
         pauseDelay = Integer.parseInt(s);
      }
      catch(Exception e) {
         pauseDelay = 1000;
      }

      s = b.getParameter("dist");
      try {
         ydelta = xdelta = Integer.parseInt(s);
      }
      catch(Exception e) {
                        ydelta = xdelta = 5;
      }
      
      s = b.getParameter("speed");
      try {
         speed = Integer.parseInt(s);
      }
      catch(Exception e) {
                        speed = 10;
      }
		 
      msgbgcolor = parseColor(b.getParameter("msgbgcolor"));
      if(msgbgcolor == null)
         msgbgcolor = Color.yellow;
		 
      msgtextcolor = parseColor(b.getParameter("msgtextcolor"));
      if(msgtextcolor == null)
         msgtextcolor = Color.white;

      linkColor = parseColor(b.getParameter("linkcolor"));
      if(linkColor == null)
         linkColor = Color.red;

       
     // fgColor = parseColor(b.getParameter("fgcolor"));
      //if(fgColor == null)
       //  fgColor = Color.blue;
       
      valign = b.getParameter("valign");
      align = b.getParameter("align");
      direction = b.getParameter("direction");
   }

   private Color parseColor(String s) {
      try {
         if(s.equalsIgnoreCase("Yellow"))
            return Color.yellow;
         else if(s.equalsIgnoreCase("Blue"))
            return Color.blue;
         else if(s.equalsIgnoreCase("Black"))
            return Color.black;
         else if(s.equalsIgnoreCase("Red"))
            return Color.red;
         else if(s.equalsIgnoreCase("White"))
            return Color.white;
         else if(s.equalsIgnoreCase("Green"))
            return Color.green;
         else if(s.equalsIgnoreCase("Pink"))
            return Color.pink;
         else if(s.equalsIgnoreCase("Orange"))
            return Color.orange;
         else {
            int off1 = s.indexOf(',');
            int r = Integer.parseInt(s.substring(0, off1));
            int off2 = s.indexOf(',', off1 + 1);
            int g = Integer.parseInt(s.substring(off1 + 1, off2));
            int b = Integer.parseInt(s.substring(off2 + 1));
            return new Color(r, g, b);
         }
      }
      catch (Exception e) {
         return null;
      }
   }
}