//============================================================================
//ZedGraph Class Library - A Flexible Line Graph/Bar Graph Library in C#
//Copyright � 2006 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.Drawing;
using System.Text;
using System.Runtime.Serialization;
using System.Security.Permissions;
namespace ZedGraph
{
/// <summary>
/// Class that holds the specific properties for the minor tics.
/// </summary>
/// <author> John Champion </author>
/// <version> $Revision: 3.1 $ $Date: 2006/06/24 20:26:44 $ </version>
[Serializable]
public class MinorTic : ICloneable, ISerializable
{
internal bool _isOutside,
_isInside,
_isOpposite,
_isCrossOutside,
_isCrossInside;
internal float _penWidth,
_size;
internal Color _color;
#region Constructors
/// <summary>
/// Default Constructor
/// </summary>
public MinorTic()
{
_size = Default.Size;
_color = Default.Color;
_penWidth = Default.PenWidth;
this.IsOutside = Default.IsOutside;
this.IsInside = Default.IsInside;
this.IsOpposite = Default.IsOpposite;
_isCrossOutside = Default.IsCrossOutside;
_isCrossInside = Default.IsCrossInside;
}
/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="rhs">The <see cref="MinorTic" /> that is to be copied.</param>
public MinorTic( MinorTic rhs )
{
_size = rhs._size;
_color = rhs._color;
_penWidth = rhs._penWidth;
this.IsOutside = rhs.IsOutside;
this.IsInside = rhs.IsInside;
this.IsOpposite = rhs.IsOpposite;
_isCrossOutside = rhs._isCrossOutside;
_isCrossInside = rhs._isCrossInside;
}
/// <summary>
/// Implement the <see cref="ICloneable" /> interface in a typesafe manner by just
/// calling the typed version of <see cref="Clone" />
/// </summary>
/// <returns>A deep copy of this object</returns>
object ICloneable.Clone()
{
return this.Clone();
}
/// <summary>
/// Typesafe, deep-copy clone method.
/// </summary>
/// <returns>A new, independent copy of this class</returns>
public MinorTic Clone()
{
return new MinorTic( this );
}
#endregion
#region Properties
/// <summary>
/// The color to use for drawing the tics of this class instance
/// </summary>
/// <value> The color is defined using the
/// <see cref="System.Drawing.Color"/> class</value>
/// <seealso cref="Default.Color"/>.
/// <seealso cref="IsOutside"/>
/// <seealso cref="Axis.IsVisible"/>
public Color Color
{
get { return _color; }
set { _color = value; }
}
/// <summary>
/// The length of the major tic marks.
/// </summary>
/// <remarks>
/// This length will be scaled
/// according to the <see cref="PaneBase.CalcScaleFactor"/> for the
/// <see cref="GraphPane"/>
/// </remarks>
/// <value>The tic size is measured in points (1/72 inch)</value>
/// <seealso cref="Default.Size"/>.
/// <seealso cref="IsOutside"/>
/// <seealso cref="Axis.IsVisible"/>
/// <seealso cref="Color"/>
public float Size
{
get { return _size; }
set { _size = value; }
}
/// <summary>
/// Calculate the scaled tic size for this <see cref="Axis"/>
/// </summary>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see cref="GraphPane"/> object using the
/// <see cref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
/// <returns>The scaled tic size, in points (1/72 inch)</returns>
/// <seealso cref="Size"/>
/// <seealso cref="Scale.FontSpec"/>
/// <seealso cref="PaneBase.CalcScaleFactor"/>
public float ScaledTic( float scaleFactor )
{
return (float)( _size * scaleFactor );
}
/// <summary>
/// This is convenience property sets the status of all the different
/// tic properties in this instance to the same value. true to activate all tics,
/// false to clear all tics.
/// </summary>
/// <remarks>
/// This setting does not persist. That is, you can clear all the tics with
/// <see cref="IsAllTics" /> = false, then activate them individually (example:
/// <see cref="IsOutside" /> = true).
/// </remarks>
/// <seealso cref="IsOutside"/>
/// <seealso cref="IsInside"/>
/// <seealso cref="IsOpposite"/>
/// <seealso cref="IsCrossInside"/>
/// <seealso cref="IsCrossOutside"/>
public bool IsAllTics
{
set
{
this.IsOutside = value;
this.IsInside = value;
this.IsOpposite = value;
_isCrossOutside = value;
_isCrossInside = value;
}
}
/// <summary>
/// Gets or sets a property that determines whether or not the minor outside tic marks
/// are shown.
/// </summary>
/// <remarks>
/// These are the tic marks on the outside of the <see cref="Axis"/> border.
/// The minor tic spacing is controlled by <see cref="Scale.MinorStep"/>.
/// </remarks>
/// <value>true to show the minor outside tic marks, false otherwise</value>
/// <seealso cref="Default.IsOutside"/>.
/// <seealso cref="IsOutside"/>
/// <seealso cref="IsInside"/>
/// <seealso cref="IsOpposite"/>
/// <seealso cref="IsCrossInside"/>
/// <seealso cref="IsCrossOutside"/>
public bool IsOutside
{
get { return _isOutside; }
set { _isOutside = value; }
}
/// <summary>
/// Gets or sets a property that determines whether or not the major inside tic marks
/// are shown.
/// </summary>
/// <remarks>
/// These are the tic marks on the inside of the <see cref="Axis"/> border.
/// The major tic spacing is controlled by <see cref="Scale.MajorStep"/>.
/// </remarks>
/// <value>true to show the major inside tic marks, false otherwise</value>
/// <seealso cref="Default.IsInside"/>.
/// <seealso cref="IsOutside"/>
/// <seealso cref="IsInside"/>
/// <seealso cref="IsOpposite"/>
/// <seealso cref="IsCrossInside"/>
/// <seealso cref="IsCrossOutside"/>
public bool IsInside
{
get { return _isInside; }
set { _isInside = value; }
}
/// <summary>
/// Gets or sets a property that determines whether or not the major opposite tic marks
/// are shown.
/// </summary>
/// <remarks>
/// These are the tic marks on the inside of the <see cref="Axis"/> border on
/// the opposite side from the axis.
/// The major tic spacing is controlled by <see cref="Scale.MajorStep"/>.
/// </remarks>
/// <value>true to show the major opposite tic marks, false otherwise</value>
/// <seealso cref="Default.IsOpposite"/>.
/// <seealso cref="IsOutside"/>
/// <seealso cref="IsInside"/>
/// <seealso cref="IsOpposite"/>
/// <seealso cref="IsCrossInside"/>
/// <seealso cref="IsCrossOutside"/>
public bool IsOpposite
{
get { return _isOpposite; }
set { _isOpposite = value; }
}
/// <summary>
/// Gets or sets the display mode for the <see cref="Axis"/> major outside
/// "cross" tic marks.
/// </summary>
/// <remarks>
/// The "cross" tics are a special, additional set of tic marks that
/// always appear on the actual axis, even if it has been shifted due
/// to the <see cref="Axis.Cross" /> setting. The other tic marks are always
/// fixed to the edges of the <see cref="Chart.Rect"/>. The cross tics
/// are normally not displayed, since, if <see cref="Axis.CrossAuto" /> is true,
/// they will exactly overlay the "normal" and "inside" tics. If
/// <see cref="Axis.CrossAuto"/> is false, then you will most likely want to
/// enable the cross tics.
/// The major tic spacing is controlled by <see cref="Scale.MajorStep"/>.
/// </remarks>
/// <value>true to show the major cross tic marks, false otherwise</value>
public bool IsCrossOutside
{
get { return _isCrossOutside; }
set { _isCrossOutside = value; }
}
/// <summary>
/// Gets or sets the display mode for the <see cref="Axis"/> major inside
/// "cross" tic marks.
/// </summary>
/// <remarks>
/// The "cross" tics are a special, additional set of tic marks that
/// always appear on the actual axis, even if it has been shifted due
/// to the <see cref="Axis.Cross" /> setting. The other tic marks are always
/// fixed to the edges of the <see cref="Chart.Rect"/>. The cross tics
/// are normally not displayed, since, if <see cref="Axis.CrossAuto" /> is true,
/// they will exactly overlay the "normal" and "inside" tics. If
/// <see cref="Axis.CrossAuto"/> is false, then you will most likely want to
/// enable the cross tics.
/// The major tic spacing is controlled by <see cref="Scale.MajorStep"/>.
/// </remarks>
/// <value>true to show the major cross tic marks, false otherwise</value>
public bool IsCrossInside
{
get { return _isCrossInside; }
set { _isCrossInside = value; }
}
/// <summary>
/// Gets or sets the pen width to be used when drawing the tic marks for
/// this <see cref="Axis"/>
/// </summary>
/// <value>The pen width is defined in points (1/72 inch)</value>
/// <seealso cref="Default.PenWidth"/>.
/// <seealso cref="IsOutside"/>
/// <seealso cref="Color"/>
public float PenWidth
{
get { return _penWidth; }
set { _penWidth = value; }
}
#endregion
#region Serialization
/// <summary>
/// Current schema value that defines the version of the serialized file
/// </summary>
public const int schema = 10;
/// <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 MinorTic( SerializationInfo info, StreamingContext 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( "schema" );
_color = (Color) info.GetValue( "color", typeof( Color ) );
_size = info.GetSingle( "size" );
_penWidth = info.GetSingle( "penWidth" );
IsOutside = info.GetBoolean( "IsOutside" );
IsInside = info.GetBoolean( "IsInside" );
IsOpposite = info.GetBoolean( "IsOpposite" );
_isCrossOutside = info.GetBoolean( "isCrossOutside" );
_isCrossInside = info.GetBoolean( "isCrossInside" );
}
/// <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 virtual void GetObjectData( SerializationInfo info, StreamingContext context )
{
info.AddValue( "schema", schema );
info.AddValue( "color", _color );
info.AddValue( "size", _size );
info.AddValue( "penWidth", _penWidth );
info.AddValue( "IsOutside", IsOutside );
info.AddValue( "IsInside", IsInside );
info.AddValue( "IsOpposite", IsOpposite );
info.AddValue( "isCrossOutside", _isCrossOutside );
info.AddValue( "isCrossInside", _isCrossInside );
}
#endregion
#region Defaults
/// <summary>
/// A simple struct that defines the
/// default property values for the <see cref="MinorTic"/> class.
/// </summary>
public struct Default
{
/// <summary>
/// The default size for the <see cref="Axis"/> minor tic marks.
/// (<see cref="MinorTic.Size"/> property). Units are in points (1/72 inch).
/// </summary>
public static float Size = 2.5F;
/// <summary>
/// The default pen width for drawing the <see cref="Axis"/> tic marks.
/// (<see cref="MinorTic.PenWidth"/> property). Units are in points (1/72 inch).
/// </summary>
public static float PenWidth = 1.0F;
/// <summary>
/// The display mode for the <see cref="Axis"/> minor outside tic marks
/// (<see cref="MinorTic.IsOutside"/> property).
/// The minor tic spacing is controlled by <see cref="Scale.MinorStep"/>.
/// </summary>
/// <value>true to show the minor tic marks (outside the axis),
/// false otherwise</value>
public static bool IsOutside = true;
/// <summary>
/// The display mode for the <see cref="Axis"/> minor inside tic marks
/// (<see cref="MinorTic.IsInside"/> property).
/// The minor tic spacing is controlled by <see cref="Scale.MinorStep"/>.
/// </summary>
/// <value>true to show the minor tic marks (inside the axis),
/// false otherwise</value>
public static bool IsInside = true;
/// <summary>
/// The display mode for the <see cref="Axis"/> minor opposite tic marks
/// (<see cref="MinorTic.IsOpposite"/> property).
/// The minor tic spacing is controlled by <see cref="Scale.MinorStep"/>.
/// </summary>
/// <value>true to show the minor tic marks
/// (inside the axis on the opposite side),
/// false otherwise</value>
public static bool IsOpposite = true;
/// <summary>
/// The default display mode for the <see cref="Axis"/> minor outside
/// "cross" tic marks (<see cref="MinorTic.IsCrossOutside"/> property).
/// </summary>
/// <remarks>
/// The "cross" tics are a special, additional set of tic marks that
/// always appear on the actual axis, even if it has been shifted due
/// to the <see cref="Axis.Cross" /> setting. The other tic marks are always
/// fixed to the edges of the <see cref="Chart.Rect"/>. The cross tics
/// are normally not displayed, since, if <see cref="Axis.CrossAuto" /> is true,
/// they will exactly overlay the "normal" and "inside" tics. If
/// <see cref="Axis.CrossAuto"/> is false, then you will most likely want to
/// enable the cross tics.
/// The minor tic spacing is controlled by <see cref="Scale.MinorStep"/>.
/// </remarks>
/// <value>true to show the major cross tic marks, false otherwise</value>
public static bool IsCrossOutside = false;
/// <summary>
/// The default display mode for the <see cref="Axis"/> minor inside
/// "cross" tic marks (<see cref="MinorTic.IsCrossInside"/> property).
/// </summary>
/// <remarks>
/// The "cross" tics are a special, additional set of tic marks that
/// always appear on the actual axis, even if it has been shifted due
/// to the <see cref="Axis.Cross" /> setting. The other tic marks are always
/// fixed to the edges of the <see cref="Chart.Rect"/>. The cross tics
/// are normally not displayed, since, if <see cref="Axis.CrossAuto" /> is true,
/// they will exactly overlay the "normal" and "inside" tics. If
/// <see cref="Axis.CrossAuto"/> is false, then you will most likely want to
/// enable the cross tics.
/// The major tic spacing is controlled by <see cref="Scale.MinorStep"/>.
/// </remarks>
/// <value>true to show the major cross tic marks, false otherwise</value>
public static bool IsCrossInside = false;
/// <summary>
/// The default color for minor tics (<see cref="MinorTic.Color"/> property).
/// </summary>
public static Color Color = Color.Black;
}
#endregion
#region Methods
/// <summary>
/// Draw a tic mark at the specified single position. This includes the inner, outer,
/// cross and opposite tic marks as required.
/// </summary>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="pane">
/// A reference to the <see cref="GraphPane"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="pen">Graphic <see cref="Pen"/> with which to draw the tic mark.</param>
/// <param name="pixVal">The pixel location of the tic mark on this
/// <see cref="Axis"/></param>
/// <param name="topPix">The pixel value of the top of the axis border</param>
/// <param name="shift">The number of pixels to shift this axis, based on the
/// value of <see cref="Axis.Cross"/>. A positive value is into the ChartRect relative to
/// the default axis position.</param>
/// <param name="scaledTic">The scaled size of a minor tic, in pixel units</param>
internal void Draw( Graphics g, GraphPane pane, Pen pen, float pixVal, float topPix,
float shift, float scaledTic )
{
// draw the outside tic
if ( this.IsOutside )
g.DrawLine( pen, pixVal, shift, pixVal, shift + scaledTic );
// draw the cross tic
if ( _isCrossOutside )
g.DrawLine( pen, pixVal, 0.0f, pixVal, scaledTic );
// draw the inside tic
if ( this.IsInside )
g.DrawLine( pen, pixVal, shift, pixVal, shift - scaledTic );
// draw the inside cross tic
if ( _isCrossInside )
g.DrawLine( pen, pixVal, 0.0f, pixVal, -scaledTic );
// draw the opposite tic
if ( this.IsOpposite )
g.DrawLine( pen, pixVal, topPix, pixVal, topPix + scaledTic );
}
internal Pen GetPen( GraphPane pane, float scaleFactor )
{
return new Pen( _color, pane.ScaledPenWidth( _penWidth, scaleFactor ) );
}
#endregion
}
}