#region Copyright
/*
* Copyright (c) 2005,2006,2007, OpenMI Association
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the OpenMI Association nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY "OpenMI Association" ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL "OpenMI Association" BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#endregion 
using System;
using OpenMI.Standard;

namespace RTCTools.OpenMI.Sdk.Backbone
{
	/// <summary>
	/// The Dimension class contains the dimension for a unit.
    /// <para>This is a trivial implementation of OpenMI.Standard.IDimension, refer there for further details.</para>
    /// </summary>

	[Serializable]
	public class Dimension : IDimension
	{
		double[] _count;

		/// <summary>
		/// Constructor
		/// </summary>
		public Dimension()
		{
			_count = new double[ (int) DimensionBase.NUM_BASE_DIMENSIONS];
		}

		/// <summary>
		/// Returns the power of a base quantity
		/// </summary>
		/// <param name="baseQuantity">The base quantity</param>
		/// <returns>The power</returns>
		public double GetPower(DimensionBase baseQuantity)
		{
			return _count[(int) baseQuantity];
		}

		/// <summary>
		/// Sets a power for a base quantity
		/// </summary>
		/// <param name="baseQuantity">The base quantity</param>
		/// <param name="power">The power</param>
		public void SetPower(DimensionBase baseQuantity,double power)
		{
			_count[(int) baseQuantity] = power;
		}

		///<summary>
		/// Check if the current instance equals another instance of this class.
		///</summary>
		///<param name="obj">The instance to compare the current instance with.</param>
		///<returns><code>true</code> if the instances are the same instance or have the same content.</returns>
		public bool Equals(IDimension obj) 
		{
			if (obj == null || GetType() != obj.GetType()) 
			 return false;
			Dimension d = (Dimension) obj;
			for (int i=0;i<(int)DimensionBase.NUM_BASE_DIMENSIONS;i++) 
			{
				if (_count[i]!=d._count[i])
					return false;
			}
			return true;
		}
	}
}