namespace Dali {
  namespace CSharp {
    using System;

    public class Position
    {
      public float[] v;

      /**
       * @brief default constructor
       *
       * @since 1.0.0
       */
      public Position()
      {
        v = new float[3];
      }

      /**
       * @brief constructor
       *
       * @since 1.0.0
       * @param [in] a The Position X.
       * @param [in] b The Position Y.
       * @param [in] c The Position Z.
       */
      public Position(float a, float b, float c):this()
      {
        v[0] = a;
        v[1] = b;
        v[2] = c;
      }

      /**
       * @brief constructor
       *
       * @since 1.0.0
       * @param [in] o The Vector Position X, Y, Z.
       */
      public Position(Vector3 o)
        : this(o.x, o.y, o.z)
      {
      }


      ///< name "X", type float (Position X value)
      //@since 1.0.0
      public float X
      {
        get { return v[0]; }
        set { v[0] = value; }
      }

      ///< name "Y", type float (Position Y value)
      //@since 1.0.0
      public float Y
      {
        get { return v[1]; }
        set { v[1] = value; }
      }

      ///< name "Z", type float (Position Z value)
      //@since 1.0.0
      public float Z
      {
        get { return v[2]; }
        set { v[2] = value; }
      }

      /**
       * @brief operator+
       *
       * @since 1.0.0
       * @param [in] l The Position to add.
       * @param [in] r The Position to add
       * @return A reference to this
       */
      public static Position operator +(Position l, Position r)
      {
        return new Position(l.X + r.X, l.Y + r.Y, l.Z + r.Z);
      }

      /**
       * @brief operator-
       *
       * @since 1.0.0
       * @param [in] l The Position to substract.
       * @param [in] r The Position to substract
       * @return A reference to this
       */
      public static Position operator -(Position l, Position r)
      {
        return new Position(l.X - r.X, l.Y - r.Y, l.Z - r.Z);
      }

      /**
       * @brief operator*
       *
       * @since 1.0.0
       * @param [in] a The Position to multiply.
       * @param [in] b The Position to multiply
       * @return A reference to this
       */
      public static Position operator *(Position a, double b)
      {
        return new Position((float)(a.X * b), (float)(a.Y * b), (float)(a.Z * b));
      }

      /**
       * @brief operator/
       *
       * @since 1.0.0
       * @param [in] a The Position to divide.
       * @param [in] b The Position to divide
       * @return float value of division operation
       */
      public static float operator /(Position a, Position b)
      {
        return (float)System.Math.Sqrt((a.X / b.X) * (a.Y / b.Y) * (a.Z / b.Z));
      }

      /**
       * @brief Equals
       *
       * @since 1.0.0
       * @param [in] o The Position object to compare.
       * @return bool, whether object equal or not
       */
      public override bool Equals(object obj)
      {
        Position r = obj as Position;
        if (r == null)
        {
          return false;
        }
        return this.X == r.X && this.Y == r.Y && this.Z == r.Z;
      }

      /**
       * @brief Clone
       *
       * @since 1.0.0
       * @return Position object
       */
      public Position Clone()
      {
        Position copy = new Position(X, Y, Z);
        return copy;
      }
    }
  }

}