content: package org.opencv.core;
  
  //javadoc:RotatedRect_
  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 + " }";
      }
  }
  