Point2D.cs

using System;

namespace ExerciseSolution
{
    /// <summary>
    /// Represent a point in 2D.
    /// </summary>
    public class Point2D
    {
        /// <summary>
        /// The x value of the point.
        /// </summary>
        public int X;
        /// <summary>
        /// The y value of the point.
        /// </summary>
        public int Y;


        /// <summary>
        /// Constructor. Assign 0 to the coordinates.
        /// </summary>
        public Point2D()
        {
            X = 0;
            Y = 0;
        }

        /// <summary>
        /// Constructor. Assign the parameters to the coordinates.
        /// </summary>
        /// <param name="x">the x coordinate</param>
        /// <param name="y">the y coordinate</param>
        public Point2D(int x, int y)
        {
            X = x;
            Y = y;
        }


        /// <summary>
        /// Calculates the euclidean distance between this and the parameter point.
        /// </summary>
        /// <param name="point">the other point</param>
        /// <returns>the distance between the points</returns>
        public double calculateEuclideanDistanceTo(Point2D point)
        {
            double distance = Math.Sqrt((this.X - point.X) * (this.X - point.X) +
                                        (this.Y - point.Y) * (this.Y - point.Y));
            return distance;
        }
    }
}