content: /*
   * Copyright 2002-2019 Drew Noakes and contributors
   *
   *    Licensed under the Apache License, Version 2.0 (the "License");
   *    you may not use this file except in compliance with the License.
   *    You may obtain a copy of the License at
   *
   *        https://www.apache.org/licenses/LICENSE-2.0
   *
   *    Unless required by applicable law or agreed to in writing, software
   *    distributed under the License is distributed on an "AS IS" BASIS,
   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *    See the License for the specific language governing permissions and
   *    limitations under the License.
   *
   * More information about this project is available at:
   *
   *    https://drewnoakes.com/code/exif/
   *    https://github.com/drewnoakes/metadata-extractor
   */
  package com.drew.metadata;
  
  import com.drew.lang.annotations.NotNull;
  import com.drew.lang.annotations.Nullable;
  
  /**
   * Class to hold information about a detected or recognized face in a photo.
   * <p>
   * When a face is <em>detected</em>, the camera believes that a face is present at a given location in
   * the image, but is not sure whose face it is.  When a face is <em>recognised</em>, then the face is
   * both detected and identified as belonging to a known person.
   *
   * @author Philipp Sandhaus, Drew Noakes
   */
  public class Face
  {
      private final int _x;
      private final int _y;
      private final int _width;
      private final int _height;
      @Nullable
      private final String _name;
      @Nullable
      private final Age _age;
  
      public Face(int x, int y, int width, int height, @Nullable String name, @Nullable Age age)
      {
          _x = x;
          _y = y;
          _width = width;
          _height = height;
          _name = name;
          _age = age;
      }
  
      public int getX()
      {
          return _x;
      }
  
      public int getY()
      {
          return _y;
      }
  
      public int getWidth()
      {
          return _width;
      }
  
      public int getHeight()
      {
          return _height;
      }
  
      @Nullable
      public String getName()
      {
          return _name;
      }
  
      @Nullable
      public Age getAge()
      {
          return _age;
      }
  
      @Override
      public boolean equals(@Nullable Object o)
      {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
  
          Face face = (Face)o;
  
          if (_height != face._height) return false;
          if (_width != face._width) return false;
          if (_x != face._x) return false;
          if (_y != face._y) return false;
          if (_age != null ? !_age.equals(face._age) : face._age != null) return false;
          if (_name != null ? !_name.equals(face._name) : face._name != null) return false;
  
          return true;
      }
  
      @Override
      public int hashCode()
      {
          int result = _x;
          result = 31 * result + _y;
          result = 31 * result + _width;
          result = 31 * result + _height;
          result = 31 * result + (_name != null ? _name.hashCode() : 0);
          result = 31 * result + (_age != null ? _age.hashCode() : 0);
          return result;
      }
  
      @Override
      @NotNull
      public String toString()
      {
          StringBuilder result = new StringBuilder();
          result.append("x: ").append(_x);
          result.append(" y: ").append(_y);
          result.append(" width: ").append(_width);
          result.append(" height: ").append(_height);
          if (_name != null)
              result.append(" name: ").append(_name);
          if (_age != null)
              result.append(" age: ").append(_age.toFriendlyString());
          return result.toString();
      }
  }
  