AIMS/DrawGraph/Graph/PointPairCV.cs
2022-08-23 21:12:59 +08:00

123 lines
4.0 KiB
C#

//============================================================================
//PointPairCV Class
//Copyright ?2007 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.Collections;
using System.Text;
using System.Runtime.Serialization;
using System.Security.Permissions;
#if ( !DOTNET1 ) // Is this a .Net 2 compilation?
using System.Collections.Generic;
#endif
namespace DrawGraph
{
/// <summary>
/// A simple instance that stores a data point (X, Y, Z). This differs from a regular
/// <see cref="PointPair" /> in that it maps the <see cref="ColorValue" /> property
/// to an independent value. That is, <see cref="ColorValue" /> and
/// <see cref="PointPair.Z" /> are not related (as they are in the
/// <see cref="PointPair" />).
/// </summary>
public class PointPairCV : PointPair
{
#region Properties
/// <summary>
/// This is a user value that can be anything. It is used to provide special
/// property-based coloration to the graph elements.
/// </summary>
private double _colorValue;
#endregion
#region Constructors
/// <summary>
/// Creates a point pair with the specified X, Y, and base value.
/// </summary>
/// <param name="x">This pair's x coordinate.</param>
/// <param name="y">This pair's y coordinate.</param>
/// <param name="z">This pair's z or lower dependent coordinate.</param>
public PointPairCV( double x, double y, double z )
: base( x, y, z, null )
{
}
#endregion
#region Serialization
/// <summary>
/// Current schema value that defines the version of the serialized file
/// </summary>
public const int schema3 = 11;
/// <summary>
/// Constructor for deserializing objects
/// </summary>
/// <param name="info">A <see cref="SerializationInfo"/> instance that defines the serialized data
/// </param>
/// <param name="context">A <see cref="StreamingContext"/> instance that contains the serialized data
/// </param>
protected PointPairCV( SerializationInfo info, StreamingContext context )
: base( info, context )
{
// The schema value is just a file version parameter. You can use it to make future versions
// backwards compatible as new member variables are added to classes
int sch = info.GetInt32( "schema3" );
ColorValue = info.GetDouble( "ColorValue" );
}
/// <summary>
/// Populates a <see cref="SerializationInfo"/> instance with the data needed to serialize the target object
/// </summary>
/// <param name="info">A <see cref="SerializationInfo"/> instance that defines the serialized data</param>
/// <param name="context">A <see cref="StreamingContext"/> instance that contains the serialized data</param>
[SecurityPermissionAttribute( SecurityAction.Demand, SerializationFormatter = true )]
public override void GetObjectData( SerializationInfo info, StreamingContext context )
{
base.GetObjectData( info, context );
info.AddValue( "schema3", schema2 );
info.AddValue( "ColorValue", ColorValue );
}
#endregion
#region Properties
/// <summary>
/// The ColorValue property. This is used with the
/// <see cref="FillType.GradientByColorValue" /> option.
/// </summary>
override public double ColorValue
{
get { return _colorValue; }
set { _colorValue = value; }
}
#endregion
}
}