//============================================================================
//IPointList interface
//Copyright � 2005 John Champion
//
//This library is free software; you can redistribute it and/or
//modify it under the terms of the GNU Lesser General Public
//License as published by the Free Software Foundation; either
//version 2.1 of the License, or (at your option) any later version.
//
//This library is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//Lesser General Public License for more details.
//
//You should have received a copy of the GNU Lesser General Public
//License along with this library; if not, write to the Free Software
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//=============================================================================
using System;
using System.Text;
namespace ZedGraph
{
/// <summary>
/// An interface to a collection class containing data
/// that define the set of points to be displayed on the curve.
/// </summary>
/// <remarks>
/// This interface is designed to allow customized data abstraction. The default data
/// collection class is <see cref="PointPairList" />, however, you can define your own
/// data collection class using the <see cref="IPointList" /> interface.
/// </remarks>
/// <seealso cref="PointPairList" />
/// <seealso cref="BasicArrayPointList" />
///
/// <author> John Champion</author>
/// <version> $Revision: 1.5 $ $Date: 2006/10/19 04:40:14 $ </version>
public interface IPointList : ICloneable
{
/// <summary>
/// Indexer to access a data point by its ordinal position in the collection.
/// </summary>
/// <remarks>
/// This is the standard interface that ZedGraph uses to access the data. Although
/// you must pass a <see cref="PointPair" /> here, your internal data storage format
/// can be anything.
/// </remarks>
/// <param name="index">The ordinal position (zero-based) of the
/// data point to be accessed.</param>
/// <value>A <see cref="PointPair"/> object instance.</value>
PointPair this[ int index ] { get; }
/// <summary>
/// Gets the number of points available in the list.
/// </summary>
int Count { get; }
/*
/// <summary>
/// Appends a point to the end of the list. The data are passed in as a <see cref="PointPair" />
/// object.
/// </summary>
/// <param name="point">The <see cref="PointPair" /> object containing the data to be added.</param>
/// <returns>The ordinal position (zero-based), at which the new point was added.</returns>
//int Add( PointPair point );
/// <summary>
/// Clears all data points from the list. After calling this method, <see cref="Count" /> will
/// be zero.
/// </summary>
//void Clear();
*/
}
}