package org.opencv.core; public class RotatedRect { public Point center; public Size size; public double angle; public RotatedRect() { this.center = new Point(); this.size = new Size(); this.angle = 0; } public RotatedRect(Point c, Size s, double a) { this.center = c.clone(); this.size = s.clone(); this.angle = a; } public RotatedRect(double[] vals) { this(); set(vals); } public void set(double[] vals) { if (vals != null) { center.x = vals.length > 0 ? (double) vals[0] : 0; center.y = vals.length > 1 ? (double) vals[1] : 0; size.width = vals.length > 2 ? (double) vals[2] : 0; size.height = vals.length > 3 ? (double) vals[3] : 0; angle = vals.length > 4 ? (double) vals[4] : 0; } else { center.x = 0; center.x = 0; size.width = 0; size.height = 0; angle = 0; } } public void points(Point pt[]) { double _angle = angle * Math.PI / 180.0; double b = (double) Math.cos(_angle) * 0.5f; double a = (double) Math.sin(_angle) * 0.5f; pt[0] = new Point( center.x - a * size.height - b * size.width, center.y + b * size.height - a * size.width); pt[1] = new Point( center.x + a * size.height - b * size.width, center.y - b * size.height - a * size.width); pt[2] = new Point( 2 * center.x - pt[0].x, 2 * center.y - pt[0].y); pt[3] = new Point( 2 * center.x - pt[1].x, 2 * center.y - pt[1].y); } public Rect boundingRect() { Point pt[] = new Point[4]; points(pt); Rect r = new Rect((int) Math.floor(Math.min(Math.min(Math.min(pt[0].x, pt[1].x), pt[2].x), pt[3].x)), (int) Math.floor(Math.min(Math.min(Math.min(pt[0].y, pt[1].y), pt[2].y), pt[3].y)), (int) Math.ceil(Math.max(Math.max(Math.max(pt[0].x, pt[1].x), pt[2].x), pt[3].x)), (int) Math.ceil(Math.max(Math.max(Math.max(pt[0].y, pt[1].y), pt[2].y), pt[3].y))); r.width -= r.x - 1; r.height -= r.y - 1; return r; } public RotatedRect clone() { return new RotatedRect(center, size, angle); } @Override public int hashCode() { final int prime = 31; int result = 1; long temp; temp = Double.doubleToLongBits(center.x); result = prime * result + (int) (temp ^ (temp >>> 32)); temp = Double.doubleToLongBits(center.y); result = prime * result + (int) (temp ^ (temp >>> 32)); temp = Double.doubleToLongBits(size.width); result = prime * result + (int) (temp ^ (temp >>> 32)); temp = Double.doubleToLongBits(size.height); result = prime * result + (int) (temp ^ (temp >>> 32)); temp = Double.doubleToLongBits(angle); result = prime * result + (int) (temp ^ (temp >>> 32)); return result; } @Override public boolean equals(Object obj) { if (this == obj) return true; if (!(obj instanceof RotatedRect)) return false; RotatedRect it = (RotatedRect) obj; return center.equals(it.center) && size.equals(it.size) && angle == it.angle; } @Override public String toString() { return "{ " + center + " " + size + " * " + angle + " }"; } }