/* * Copyright (c) 2002 Sun Microsystems, Inc. All  Rights Reserved. *  * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: *  * -Redistributions of source code must retain the above copyright *  notice, this list of conditions and the following disclaimer. *  * -Redistribution in binary form must reproduct the above copyright *  notice, this list of conditions and the following disclaimer in *  the documentation and/or other materials provided with the distribution. *  * Neither the name of Sun Microsystems, Inc. or the names of contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. *  * This software is provided "AS IS," without a warranty of any kind. ALL * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT * BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT * OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN * IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. *  * You acknowledge that Software is not designed, licensed or intended for * use in the design, construction, operation or maintenance of any nuclear * facility. *//* * @(#)TickerArea.java	1.9 02/06/13 */import java.awt.Graphics;import java.awt.Color;import java.awt.Font;import java.awt.FontMetrics;import java.util.StringTokenizer;/** * This ImageArea renders a string of text that constantly scrolls across * the indicated area of the ImageMap in the specified color. * * @author	Jim Graham * @version	1.9, 06/13/02 */class TickerArea extends ImageMapArea {    String tickertext;    Color  tickercolor;    Font   tickerfont;    int    speed;		// In pixels per second for scrolling    int tickerx;    int tickery;    int tickerlen;    long lasttick;    public void handleArg(String s) {	StringTokenizer st = new StringTokenizer(s, ",");	tickertext = st.nextToken();	tickercolor = Color.black;	speed = 100;	String fontname = "Serif";	if (st.hasMoreTokens()) {	    fontname = st.nextToken();	    if (st.hasMoreTokens()) {		String str = st.nextToken();		if (str.startsWith("#")) {		    str = str.substring(1);		}		try {		    int colorval = Integer.parseInt(str, 16);		    tickercolor = new Color((colorval >> 16) & 0xff,					    (colorval >> 8) & 0xff,					    (colorval >> 0) & 0xff);		} catch (Exception e) {		    tickercolor = Color.black;		}		if (st.hasMoreTokens()) {		    str = st.nextToken();		    try {			speed = Integer.parseInt(str);		    } catch (Exception e) {			speed = 100;		    }		}	    }	}	FontMetrics fm;	int size;	int nextsize = H;	do {	    size = nextsize;	    tickerfont = new Font(fontname, Font.PLAIN, size);	    fm = parent.getFontMetrics(tickerfont);	    nextsize = (size * 9) / 10;	} while (fm.getHeight() > H && size > 0);	tickerlen = fm.stringWidth(tickertext);	tickery = fm.getAscent();    }    public void getMedia() {	tickerx = 0;	repaint();	lasttick = System.currentTimeMillis();    }    public boolean animate() {	long curtick = System.currentTimeMillis();	tickerx -= ((speed * (curtick - lasttick)) / 1000);	if (tickerx > W || tickerx + tickerlen < 0) {	    tickerx = W;	}	repaint();	lasttick = curtick;	return true;    }    public void highlight(Graphics g) {	g.setColor(tickercolor);	g.setFont(tickerfont);	g.drawString(tickertext, X+tickerx, Y+tickery);    }}