using System;

namespace Science.Physics.GeneralPhysics
{
	/// <summary>
	/// Pressure
	/// </summary>
	public class Pressure : Scalar
	{
		public Pressure()
		{
		}
		public Pressure(Force F, AreaVector A)
		{
            Scalar s1 = F * A;
            Scalar s2 = A * A;
			this.Magnitude = -s1.Magnitude/s2.Magnitude;
		}
		public double Pa
		{
			get{return this.Magnitude;}
			set{this.Magnitude=value;}
		}
		public double hPa
		{
			get{return this.Magnitude/100.0;}
			set{this.Magnitude=value*100.0;}
		}
		public double atm
		{
			get{return this.Magnitude/1.013/100000.0;}
			set{this.Magnitude=value*1.013*100000.0;}
		}
		private double atmosphere = 101300.0;
		public double Atmosphere
		{
			get{return atmosphere;}
			set{atmosphere=value;}
		}
        private Calculus.Function<double,double> f;
        public Calculus.Function<double,double> InTermsOfVolume
		{
			get{return f;}
			set{f=value;}
		}
        public override string ToString()
        {
            return base.ToString() + "(Pa)";
        }
	}
}