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// Copyright (c) 2013-2022 Bruyère Jean-Philippe jp_bruyere@hotmail.com
//
// This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
using System;
namespace Drawing2D
{
public struct SizeD : IEquatable<SizeD>, IEquatable<double> {
public static SizeD Zero => new SizeD (0, 0);
public double Width, Height;
#region CTOR
public SizeD (double width, double height)
{
Width = width;
Height = height;
}
public SizeD (double size)
{
Width = size;
Height = size;
}
#endregion
#region operators
public static implicit operator RectangleD (SizeD s) => new RectangleD (s);
public static implicit operator SizeD (double i) => new SizeD (i, i);
public static implicit operator string (SizeD s) => s.ToString ();
public static implicit operator SizeD (string s) => string.IsNullOrEmpty (s) ? Zero : Parse (s);
public static bool operator == (SizeD s1, SizeD s2) => s1.Equals (s2);
public static bool operator != (SizeD s1, SizeD s2) => !s1.Equals (s2);
public static bool operator > (SizeD s1, SizeD s2) => (s1.Width > s2.Width && s1.Height > s2.Height);
public static bool operator >= (SizeD s1, SizeD s2) => (s1.Width >= s2.Width && s1.Height >= s2.Height);
public static bool operator < (SizeD s1, SizeD s2) => (s1.Width < s2.Width) ? s1.Height <= s2.Height :
(s1.Width == s2.Width && s1.Height < s2.Height);
public static bool operator < (SizeD s, double i) => s.Width < i && s.Height < i;
public static bool operator <= (SizeD s, double i) => s.Width <= i && s.Height <= i;
public static bool operator > (SizeD s, double i) => s.Width > i && s.Height > i;
public static bool operator >= (SizeD s, double i) => s.Width >= i && s.Height >= i;
public static bool operator <= (SizeD s1, SizeD s2) => (s1.Width <= s2.Width && s1.Height <= s2.Height);
public static bool operator == (SizeD s, double i) => s.Equals (i);
public static bool operator != (SizeD s, double i) => !s.Equals (i);
public static SizeD operator + (SizeD s1, SizeD s2) => new SizeD (s1.Width + s2.Width, s1.Height + s2.Height);
public static SizeD operator + (SizeD s, double i) => new SizeD (s.Width + i, s.Height + i);
public static SizeD operator * (SizeD s, double i) => new SizeD (s.Width * i, s.Height * i);
public static SizeD operator / (SizeD s, double i) => new SizeD (s.Width / i, s.Height / i);
#endregion
public bool IsValid => Width > 0 && Height > 0;
public override int GetHashCode () => HashCode.Combine (Width, Height);
public override bool Equals (object obj) => obj is SizeD s ? Equals (s) : false;
public bool Equals(SizeD other) => Width == other.Width && Height == other.Height;
public bool Equals(double other) => Width == other && Height == other;
public override string ToString () => $"{Width},{Height}";
public static SizeD Parse (string s)
{
string [] d = s.Split (new char [] { ',' });
return d.Length == 1 ? new SizeD (double.Parse (d [0])) : new SizeD (
double.Parse (d [0]),
double.Parse (d [1]));
}
}
}
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