content: package org.opencv.core;
  
  //javadoc:Size_
  public class Size {
  
      public double width, height;
  
      public Size(double width, double height) {
          this.width = width;
          this.height = height;
      }
  
      public Size() {
          this(0, 0);
      }
  
      public Size(Point p) {
          width = p.x;
          height = p.y;
      }
  
      public Size(double[] vals) {
          set(vals);
      }
  
      public void set(double[] vals) {
          if (vals != null) {
              width = vals.length > 0 ? vals[0] : 0;
              height = vals.length > 1 ? vals[1] : 0;
          } else {
              width = 0;
              height = 0;
          }
      }
  
      public double area() {
          return width * height;
      }
  
      public boolean empty() {
          return width <= 0 || height <= 0;
      }
  
      public Size clone() {
          return new Size(width, height);
      }
  
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = 1;
          long temp;
          temp = Double.doubleToLongBits(height);
          result = prime * result + (int) (temp ^ (temp >>> 32));
          temp = Double.doubleToLongBits(width);
          result = prime * result + (int) (temp ^ (temp >>> 32));
          return result;
      }
  
      @Override
      public boolean equals(Object obj) {
          if (this == obj) return true;
          if (!(obj instanceof Size)) return false;
          Size it = (Size) obj;
          return width == it.width && height == it.height;
      }
  
      @Override
      public String toString() {
          return (int)width + "x" + (int)height;
      }
  
  }
  