using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace MBS.Framework.Drawing { public abstract class Vector { } public class Vector2D { private double mvarX = 0.0; public double X { get { return mvarX; } set { mvarX = value; } } private double mvarY = 0.0; public double Y { get { return mvarY; } set { mvarY = value; } } public Vector2D() { } public Vector2D(double x, double y) { mvarX = x; mvarY = y; } } }