/**
* Draws the specified string.
*
* @param g graphics reference
* @param s text
* @param x x coordinate
* @param y y coordinate
* @param w width
* @param fs font size
*/
public static void chopString(
final Graphics g, final byte[] s, final int x, final int y, final int w, final int fs) {
if (w < 12) return;
final int[] cw = fontWidths(g.getFont());
int j = s.length;
try {
int l = 0;
int fw = 0;
for (int k = 0; k < j; k += l) {
final int ww = width(g, cw, cp(s, k));
if (fw + ww >= w - 4) {
j = Math.max(1, k - l);
if (k > 1) fw -= width(g, cw, cp(s, k - 1));
g.drawString("..", x + fw, y + fs);
break;
}
fw += ww;
l = cl(s, k);
}
} catch (final Exception ex) {
Util.debug(ex);
}
g.drawString(string(s, 0, j), x, y + fs);
}
/**
* Draws a visualization tooltip.
*
* @param g graphics reference
* @param tt tooltip label
* @param x horizontal position
* @param y vertical position
* @param w width
* @param c color color depth
*/
public static void drawTooltip(
final Graphics g, final String tt, final int x, final int y, final int w, final int c) {
final int tw = width(g, tt);
final int th = g.getFontMetrics().getHeight();
final int xx = Math.min(w - tw - 8, x);
g.setColor(color(c));
g.fillRect(xx - 1, y - th, tw + 4, th);
g.setColor(BACK);
g.drawString(tt, xx, y - 4);
}
@Override
public void paintComponent(final Graphics g) {
super.paintComponent(g);
final Runtime rt = Runtime.getRuntime();
final long max = rt.maxMemory();
final long total = rt.totalMemory();
final long used = total - rt.freeMemory();
final int ww = getWidth();
final int hh = getHeight();
// draw memory box
g.setColor(Color.white);
g.fillRect(0, 0, ww - 3, hh - 3);
g.setColor(GRAY);
g.drawLine(0, 0, ww - 4, 0);
g.drawLine(0, 0, 0, hh - 4);
g.drawLine(ww - 3, 0, ww - 3, hh - 3);
g.drawLine(0, hh - 3, ww - 3, hh - 3);
// show total memory usage
g.setColor(color1);
g.fillRect(2, 2, Math.max(1, (int) (total * (ww - 6) / max)), hh - 6);
// show current memory usage
final boolean full = used * 6 / 5 > max;
g.setColor(full ? colormark4 : color3);
g.fillRect(2, 2, Math.max(1, (int) (used * (ww - 6) / max)), hh - 6);
// print current memory usage
final FontMetrics fm = g.getFontMetrics();
final String mem = Performance.format(used, true);
final int fw = (ww - fm.stringWidth(mem)) / 2;
final int h = fm.getHeight() - 3;
g.setColor(full ? colormark3 : DGRAY);
g.drawString(mem, fw, h);
}
/**
* Draws a centered string to the panel.
*
* @param g graphics reference
* @param text text to be painted
* @param w panel width
* @param y vertical position
*/
public static void drawCenter(final Graphics g, final String text, final int w, final int y) {
g.drawString(text, (w - width(g, text)) / 2, y);
}