using System;
using System.Drawing;

namespace HeuristicLab.Problems.RoutePlanning.Utilities {
  public class RectangleD {
    private const int Digits = 4;
    private double x;
    private double y;
    private double width;
    private double height;

    #region Properties

    public double X {
      get { return Math.Round(x, Digits); }
      set { x = value; }
    }

    public double Y {
      get { return Math.Round(y, Digits); }
      set { y = value; }
    }

    public double Width {
      get { return Math.Round(width, Digits); }
      set { width = value; }
    }

    public double Height {
      get { return Math.Round(height, Digits); }
      set { height = value; }
    }

    public PointD TopLeft {
      get { return new PointD(X, Y); }
    }

    public PointD BottomRight {
      get { return new PointD(X + Width, Y + Height); }
    }

    public PointD Center {
      get { return new PointD(X + Width / 2d, Y + Height / 2d); }
    }

    public double MaxSide {
      get { return Math.Max(width, height); }
    }

    public double MinSide {
      get { return Math.Min(width, height); }
    }

    #endregion

    #region Constructors

    public RectangleD(double x, double y, double w, double h) {
      this.x = x;
      this.y = y;
      this.width = w;
      this.height = h;
    }

    public RectangleD(RectangleD r) {
      x = r.X;
      y = r.Y;
      width = r.Width;
      height = r.Height;
    }

    #endregion

    #region Operators

    public static explicit operator RectangleF(RectangleD r) {
      return new RectangleF((float)r.X, (float)r.Y, (float)r.Width, (float)r.Height);
    }

    #endregion

    #region Overridden Methods

    public override bool Equals(object obj) {
      if (obj is RectangleD) {
        RectangleD r = (RectangleD)obj;
        return (X == r.X && Y == r.Y && Width == r.Width && Height == r.Height);
      }
      return false;
    }

    public override int GetHashCode() {
      return ((RectangleF)this).GetHashCode();
    }

    #endregion
  }
}