Apologies for the recent interruption in service; I accidentally allowed the domain to expire.
Millennium Clock Source
(Last Update 15:31 on Wednesday, 12 January 2000)
- // Clock applet
- // Neil Rashbrook
- // Last modified December 16 1999
- import java.awt.*;
- public class clock extends java.applet.Applet implements Runnable {
-
- private boolean fast;
- private int units = 100, pos = 9;
- private long update[];
- private Image digits[], sep;
- private Thread timer;
- private long y2000 = new java.util.Date(100, 0, 1).getTime();
- public boolean imageUpdate(Image img, int infoflags, int x, int y, int width, int height) {
-
- if ((infoflags & ALLBITS) != 0) {
- fast = false;
- repaint();
- }
- return true;
- }
- private void findDate() {
-
- try {
-
- y2000 = new java.util.Date(Integer.parseInt(getParameter("year")) - 1900,
- Integer.parseInt(getParameter("month")) - 1,
- Integer.parseInt(getParameter("day"))).getTime();
- y2000 = new java.util.Date(Integer.parseInt(getParameter("year")) - 1900,
- Integer.parseInt(getParameter("month")) - 1,
- Integer.parseInt(getParameter("day")),
- Integer.parseInt(getParameter("hour")),
- Integer.parseInt(getParameter("minute")),
- Integer.parseInt(getParameter("second"))).getTime();
- } finally {
- return;
- }
- }
- public String getAppletInfo() {
- return "Clock Applet © 1999 Neil Rashbrook";
- }
- public String[][] getParameterInfo() {
-
- return new String[][] {
- {"units", "String", "Seconds, Minutes, Hours or Days"},
- {"year", "int", "YYYY/MM/DD defaults to 2000/01/01"},
- {"month", "int", "YYYY/MM/DD defaults to 2000/01/01"},
- {"day", "int", "YYYY/MM/DD defaults to 2000/01/01"},
- {"hour", "int", "hh:mm:ss defaults to 00:00:00"},
- {"minute", "int", "hh:mm:ss defaults to 00:00:00"},
- {"second", "int", "hh:mm:ss defaults to 00:00:00"}};
- }
- public void init() {
-
- update = new long[11];
- java.net.URL base = getCodeBase();
- digits = new Image[10];
- for (int i = 0; i <= 9; i++) digits[i] = getImage(base, i + ".gif");
- findDate();
- try {
- switch (getParameter("units").charAt(0)) {
- case 's': case 'S': units = 100; sep = getImage(base, "s.gif"); pos = 9; break;
- case 'm': case 'M': units = 600; sep = getImage(base, "m.gif"); pos = 8; break;
- case 'h': case 'H': units = 360; sep = getImage(base, "h.gif"); pos = 6; break;
- case 'd': case 'D': units = 864; sep = getImage(base, "d.gif"); pos = 5; break;
- }
- } finally {
- if (sep == null) sep = getImage(base, "s.gif");
- return;
- }
- }
- public void start() {
- timer = new Thread(this);
- timer.start();
- }
- public void stop() {
- timer.stop();
- timer = null;
- }
- public void run() {
-
- try {
-
- for (;;) {
- Thread.sleep(units >> 1);
- long diff = System.currentTimeMillis() - y2000 - (units >> 1);
- Thread.sleep(diff >= 0 ? units - diff % units : ~diff % units + 1);
- fast = true;
- repaint();
- }
- } finally {
- return;
- }
- }
- public void paint(Graphics g) {
-
- long diff = System.currentTimeMillis() - y2000;
- if (diff < 0) diff = -diff;
- diff /= units;
- for (int i = 10; i >= 0; i--) {
-
- if (i == pos) g.drawImage(sep, i * 13, 0, this);
- else if (fast && update[i] == diff) break;
- else {
- update[i] = diff;
- g.drawImage(digits[(int)(diff % 10)], i * 13, 0, this);
- diff /= 10;
- }
- }
- fast = false;
- }
- public void update(Graphics g) {
- paint(g);
- }
- }
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