using System;

namespace Science.Physics.GeneralPhysics
{
	/// <summary>
	/// ElectricDipoleMoment
	/// </summary>
	public class ElectricDipoleMoment: Vector
	{
		private void SetDim()
		{
			this.DimensionMass = 0;
			this.DimensionLength = 1;
			this.DimensionTime = 0;
			this.DimensionCharge = 1;
		}
		public ElectricDipoleMoment()
		{
			SetDim();
		}
		public ElectricDipoleMoment(ElectricCharge q, Displacement l)
		{
			SetDim();
			this.X = q.C*l.X;
			this.Y = q.C*l.Y;
			this.Z = q.C*l.Z;
		}
		public Torque TorqueInElectricField(ElectricField E)
		{
			Torque tau = new Torque();
			tau.X = this.Y*E.Z - this.Z*E.Y;
			tau.Y = this.Z*E.X - this.X*E.Z;
			tau.Z = this.X*E.Y - this.Y*E.X;
			return tau;
		}
		public PotentialEnergy PotentialEnergyInElectricField(ElectricField E)
		{
			PotentialEnergy U = new PotentialEnergy();
			U.J = - this.X*E.X - this.Y*E.Y - this.Z*E.Z;
			return U;
		}
        public override string ToString()
        {
            return base.ToString() + "(Cm)";
        }
	}
}