protected Point translate(Point p) {
if (rotationAngle == 0) return p;
double theta = Math.toRadians(rotationAngle);
double x = Math.cos(theta) * p.getX() - Math.sin(theta) * p.getY();
double y = Math.sin(theta) * p.getX() + Math.cos(theta) * p.getY();
return new Point((int) x, (int) y);
}
public PolygonalAperture(ArrayList<Point> points) {
super();
this.points = points;
for (Point p : points) {
maxX = Math.max(maxX, p.getX());
minX = Math.min(minX, p.getX());
maxY = Math.max(maxY, p.getY());
minY = Math.min(minY, p.getY());
}
}
@Override
public Aperture rotate(boolean clockwise) {
ArrayList<Point> newPoints = new ArrayList<Point>();
for (Point p : points) {
Point point;
if (clockwise) point = new Point(p.getY(), -p.getX());
else point = new Point(-p.getY(), p.getX());
newPoints.add(point);
}
points = newPoints;
return this;
}