private void drawSpline(
Graphics g,
float[] xpoints,
float[] ypoints,
int npoints,
boolean closed,
boolean fill,
boolean isActiveOverlayRoi) {
double srcx = 0.0, srcy = 0.9, mag = 1.0;
if (ic != null) {
Rectangle srcRect = ic.getSrcRect();
srcx = srcRect.x;
srcy = srcRect.y;
mag = ic.getMagnification();
}
double xd = x, yd = y;
Graphics2D g2d = (Graphics2D) g;
GeneralPath path = new GeneralPath();
double offset = getOffset(0.5);
if (mag == 1.0 && srcx == 0.0 && srcy == 0.0) {
path.moveTo(xpoints[0] + xd, ypoints[0] + yd);
for (int i = 1; i < npoints; i++) path.lineTo(xpoints[i] + xd, ypoints[i] + yd);
} else {
path.moveTo((xpoints[0] - srcx + xd) * mag + offset, (ypoints[0] - srcy + yd + offset) * mag);
for (int i = 1; i < npoints; i++)
path.lineTo(
(xpoints[i] - srcx + xd + offset) * mag, (ypoints[i] - srcy + yd + offset) * mag);
}
if (closed)
path.lineTo((xpoints[0] - srcx + xd + offset) * mag, (ypoints[0] - srcy + yd + offset) * mag);
if (fill) {
if (isActiveOverlayRoi) {
g2d.setColor(Color.cyan);
g2d.draw(path);
} else g2d.fill(path);
} else g2d.draw(path);
}
