using System.Globalization;
using System.Runtime.InteropServices;

namespace CPF.Mac.CoreGraphics
{
	[StructLayout(LayoutKind.Sequential, Pack = 1)]
	public struct CGSize
	{
		public static readonly CGSize Empty;

		public double Width;

		public double Height;

		public CGSize(double width, double height)
		{
			Width = width;
			Height = height;
		}

		public override int GetHashCode()
		{
			return Width.GetHashCode() ^ Height.GetHashCode();
		}

		public static bool operator ==(CGSize left, CGSize right)
		{
			if (left.Width == right.Width)
			{
				return left.Height == right.Height;
			}
			return false;
		}

		public static bool operator !=(CGSize left, CGSize right)
		{
			if (left.Width == right.Width)
			{
				return left.Height != right.Height;
			}
			return true;
		}

		public static CGSize operator +(CGSize size1, CGSize size2)
		{
			return new CGSize(size1.Width + size2.Width, size1.Height + size2.Height);
		}

		public static CGSize operator -(CGSize size1, CGSize size2)
		{
			return new CGSize(size1.Width - size2.Width, size1.Height - size2.Height);
		}

		public override string ToString()
		{
			return string.Format(CultureInfo.CurrentCulture, "{{Width={0},Height={1}}}", Width, Height);
		}
	}
}