/**
* @param g Graphics context.
* @param ch The character.
* @return the width of the character.
*/
public int charWidth(Graphics g, char ch) {
FontMetrics fm;
if (g == null) return 0;
if (font == null) fm = g.getFontMetrics();
else fm = g.getFontMetrics(font);
return fm.charWidth(ch);
}
public void centerText(String s1, String s2, Graphics g, Color c, int x, int y, int w, int h) {
// locs[0].centerText(s1, s2, this.getGraphics(),
// Color.white, 400,0,200,50);
// g.setXORMode(unselected_color);
// centerText("pic" + im, null, g, Color.black, x, y, w, h);
Font f = g.getFont();
FontMetrics fm = Toolkit.getDefaultToolkit().getFontMetrics(f);
int ascent = fm.getAscent();
int height = fm.getHeight();
int width1 = 0, width2 = 0, x0 = 0, x1 = 0, y0 = 0, y1 = 0;
width1 = fm.stringWidth(s1);
if (s2 != null) width2 = fm.stringWidth(s2);
x0 = x + (w - width1) / 2;
x0 = x + (w - width2) / 2;
if (s2 == null) y0 = y + (h - height) / 2 + ascent;
else {
y0 = y + (h - (int) (height * 2.2)) / 2 + ascent;
y1 = y0 + (int) (height * 1.2);
}
g.setColor(c);
g.drawString(s1, x0, y0);
if (s2 != null) g.drawString(s2, x1, y1);
}
/** 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;
}
}
