@Override
public void updateOverlay(final BezierFigure figure, final OverlayView view) {
super.updateOverlay(figure, view);
final PolygonOverlay poverlay = downcastOverlay(view.getData());
final PolygonRegionOfInterest roi = poverlay.getRegionOfInterest();
final int nodeCount = figure.getNodeCount();
while (roi.getVertexCount() > nodeCount) {
roi.removeVertex(nodeCount);
if (log != null) log.debug("Removed node from overlay.");
}
for (int i = 0; i < nodeCount; i++) {
final Node node = figure.getNode(i);
final double[] position = new double[] {node.x[0], node.y[0]};
if (roi.getVertexCount() == i) {
roi.addVertex(i, new RealPoint(position));
if (log != null) log.debug("Added node to overlay");
} else {
if ((position[0] != roi.getVertex(i).getDoublePosition(0))
|| (position[1] != roi.getVertex(i).getDoublePosition(1))) {
if (log != null) {
log.debug(String.format("Vertex # %d moved to %f,%f", i + 1, position[0], position[1]));
}
}
roi.setVertexPosition(i, position);
}
}
poverlay.update();
}
