/** begin displaying the message */
public void begin() {
g2d.clearAll = false;
g2d.paintAll = false;
super.start();
}
/** end displaying message and force a graph repaint */
public void end() {
super.stop();
g2d.clearAll = true;
g2d.paintAll = true;
if (lg != null) lg.dispose();
g2d.repaint();
}
/** The method to call when the thread starts */
public void run() {
boolean draw = true;
FontMetrics fm;
Rectangle r;
int sw = 0;
int sa = 0;
int x = 0;
int y = 0;
setPriority(Thread.MIN_PRIORITY);
while (true) {
if (newmessage != null && draw) {
message = newmessage;
newmessage = null;
}
if (lg == null) {
lg = g2d.getGraphics();
if (lg != null) lg = lg.create();
}
if (lg != null) {
if (f != null) lg.setFont(f);
fm = lg.getFontMetrics(lg.getFont());
sw = fm.stringWidth(message);
sa = fm.getAscent();
} else {
draw = false;
}
if (draw) {
lg.setColor(foreground);
r = g2d.bounds();
x = r.x + (r.width - sw) / 2;
y = r.y + (r.height + sa) / 2;
lg.drawString(message, x, y);
g2d.repaint();
try {
sleep(visible);
} catch (Exception e) {
}
} else {
if (lg != null) {
lg.setColor(g2d.getBackground());
lg.drawString(message, x, y);
g2d.repaint();
}
try {
sleep(invisible);
} catch (Exception e) {
}
}
draw = !draw;
}
}
