public static void drawRound3DBorder(Graphics g, Color c1, Color c2, int x, int y, int w, int h) {
Graphics2D g2D = (Graphics2D) g;
int x2 = x + w;
int y2 = y + h;
int d = h;
int r = h / 2;
Color cm = ColorHelper.median(c1, c2);
Color c1m = ColorHelper.median(c1, cm);
Color c2m = ColorHelper.median(c2, cm);
Object savedRederingHint = g2D.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
// oben
g2D.setColor(c1);
g2D.drawLine(x + r, y, x2 - r, y);
// rechts
g2D.drawLine(x, y + r, x, y2 - r);
// unten
g2D.setColor(c2);
g2D.drawLine(x + r, y2, x2 - r, y2);
// links
g2D.drawLine(x2, y + r, x2, y2 - r);
// links
g2D.setColor(c1);
g2D.drawArc(x, y, d, d, 90, 45);
g2D.setColor(c1m);
g2D.drawArc(x, y, d, d, 135, 45);
g2D.setColor(cm);
g2D.drawArc(x, y, d, d, 180, 45);
g2D.setColor(c2m);
g2D.drawArc(x, y, d, d, 225, 45);
// rechts
g2D.setColor(c1m);
g2D.drawArc(x2 - d, y, d, d, 45, 45);
g2D.setColor(cm);
g2D.drawArc(x2 - d, y, d, d, 0, 45);
g2D.setColor(c2m);
g2D.drawArc(x2 - d, y, d, d, -45, 45);
g2D.setColor(c2);
g2D.drawArc(x2 - d, y, d, d, -90, 45);
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, savedRederingHint);
}
