using System; using System.Diagnostics; using System.Globalization; namespace Xamarin.Forms { [DebuggerDisplay("X={X}, Y={Y}")] [TypeConverter(typeof(PointTypeConverter))] public struct Point { public double X { get; set; } public double Y { get; set; } public static Point Zero = new Point(); public override string ToString() { return string.Format("{{X={0} Y={1}}}", X.ToString(CultureInfo.InvariantCulture), Y.ToString(CultureInfo.InvariantCulture)); } public Point(double x, double y) : this() { X = x; Y = y; } public Point(Size sz) : this() { X = sz.Width; Y = sz.Height; } public override bool Equals(object o) { if (!(o is Point)) return false; return this == (Point)o; } public override int GetHashCode() { return X.GetHashCode() ^ (Y.GetHashCode() * 397); } public Point Offset(double dx, double dy) { Point p = this; p.X += dx; p.Y += dy; return p; } public Point Round() { return new Point(Math.Round(X), Math.Round(Y)); } public bool IsEmpty { get { return (X == 0) && (Y == 0); } } public static explicit operator Size(Point pt) { return new Size(pt.X, pt.Y); } public static Point operator +(Point pt, Size sz) { return new Point(pt.X + sz.Width, pt.Y + sz.Height); } public static Point operator -(Point pt, Size sz) { return new Point(pt.X - sz.Width, pt.Y - sz.Height); } public static bool operator ==(Point ptA, Point ptB) { return (ptA.X == ptB.X) && (ptA.Y == ptB.Y); } public static bool operator !=(Point ptA, Point ptB) { return (ptA.X != ptB.X) || (ptA.Y != ptB.Y); } public double Distance(Point other) { return Math.Sqrt(Math.Pow(X - other.X, 2) + Math.Pow(Y - other.Y, 2)); } } }