518 lines
12 KiB
C#

using System.ComponentModel;
using System.Drawing;
using System.Drawing.Design;
using System.Drawing.Drawing2D;
namespace DevComponents.DotNetBar.Charts.Style
{
/// <summary>
/// Represents the visual style of a Chart Line
/// </summary>
[ToolboxItem(false), DesignTimeVisible(false)]
[TypeConverter(typeof(BlankExpandableObjectConverter))]
public class ChartLineVisualStyle : BaseVisualStyle
{
#region Private variables
private Color _LineColor = Color.Empty;
private LinePattern _LinePattern = LinePattern.NotSet;
private int _LineWidth = -1;
#endregion
#region Public properties
#region LineColor
/// <summary>
/// Gets or sets the Line color.
/// </summary>
[Description("Indicates the Line color.")]
public Color LineColor
{
get { return (_LineColor); }
set
{
if (_LineColor != value)
{
_LineColor = value;
OnPropertyChangedEx("LineColor", VisualChangeType.Render);
}
}
}
/// <summary>
/// Gets whether property should be serialized.
/// </summary>
[EditorBrowsable(EditorBrowsableState.Never)]
private bool ShouldSerializeLineColor()
{
return (_LineColor.IsEmpty == false);
}
/// <summary>
/// Resets property to its default value.
/// </summary>
[EditorBrowsable(EditorBrowsableState.Never)]
private void ResetLineColor()
{
LineColor = Color.Empty;
}
#endregion
#region LinePattern
/// <summary>
/// Gets or sets the LinePattern.
/// </summary>
[DefaultValue(LinePattern.NotSet)]
[Description("Indicates the LinePattern.")]
public LinePattern LinePattern
{
get { return (_LinePattern); }
set
{
if (_LinePattern != value)
{
_LinePattern = value;
OnPropertyChangedEx("LinePattern", VisualChangeType.Render);
}
}
}
#endregion
#region LineWidth
/// <summary>
/// Gets or sets the line width.
/// </summary>
[DefaultValue(-1)]
[Description("Indicates the line width")]
public int LineWidth
{
get { return (_LineWidth); }
set
{
if (_LineWidth != value)
{
_LineWidth = value;
OnPropertyChangedEx("LineWidth", VisualChangeType.Render);
}
}
}
#endregion
#region IsEmpty
/// <summary>
/// Gets whether the style is logically Empty.
/// </summary>
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Description("Gets whether the style is logically Empty.")]
public override bool IsEmpty
{
get
{
return ((_LineColor.IsEmpty) &&
(_LinePattern == LinePattern.NotSet) &&
(_LineWidth < 0) &&
(base.IsEmpty == true));
}
}
#endregion
#endregion
#region Internal properties
internal bool IsDisplayable
{
get
{
return (LineColor.IsEmpty == false &&
LinePattern != LinePattern.None &&
LineWidth > 0);
}
}
#endregion
#region ApplyStyle
/// <summary>
/// Applies the style to instance of this style.
/// </summary>
/// <param name="style">Style to apply.</param>
public void ApplyStyle(ChartLineVisualStyle style)
{
if (style != null)
{
base.ApplyStyle(style);
if (style.LineColor.IsEmpty == false)
LineColor = style.LineColor;
if (style.LinePattern != LinePattern.NotSet)
LinePattern = style.LinePattern;
if (style.LineWidth >= 0)
LineWidth = style.LineWidth;
}
}
#endregion
#region ApplyDefaults
public override void ApplyDefaults()
{
if (LinePattern == LinePattern.NotSet)
LinePattern = LinePattern.Solid;
if (LineWidth < 0)
LineWidth = 1;
base.ApplyDefaults();
}
#endregion
#region Copy
/// <summary>
/// Returns the copy of the style.
/// </summary>
/// <returns>Copy of the style.</returns>
public new ChartLineVisualStyle Copy()
{
ChartLineVisualStyle style = new ChartLineVisualStyle();
CopyTo(style);
return (style);
}
#endregion
#region CopyTo
/// <summary>
/// Returns the copy of the style.
/// </summary>
/// <returns>Copy of the style.</returns>
public void CopyTo(ChartLineVisualStyle style)
{
base.CopyTo(style);
style.LineColor = _LineColor;
style.LinePattern = _LinePattern;
style.LineWidth = _LineWidth;
}
#endregion
#region GetSerialData
internal override SerialElementCollection GetSerialData(string serialName)
{
SerialElementCollection sec = new SerialElementCollection();
if (serialName != null)
{
if (serialName.Equals("") == true)
serialName = "ChartLineVisualStyle";
sec.AddStartElement(serialName);
}
sec.AddValue("LineColor", LineColor, Color.Empty);
sec.AddValue("LinePattern", LinePattern, LinePattern.NotSet);
sec.AddValue("LineWidth", LineWidth, -1);
sec.AddElement(base.GetSerialData(null));
if (serialName != null)
sec.AddEndElement(serialName);
return (sec);
}
#endregion
#region PutSerialData
#region ProcessValue
internal override void ProcessValue(SerialElement se)
{
switch (se.Name)
{
case "LineColor":
LineColor = se.GetValueColor();
break;
case "LinePattern":
LinePattern = (LinePattern)se.GetValueEnum(typeof(LinePattern));
break;
case "LineWidth":
LineWidth = int.Parse(se.StringValue);
break;
default:
base.ProcessValue(se);
break;
}
}
#endregion
#endregion
#region IDisposable
/// <summary>
/// Dispose
/// </summary>
public override void Dispose()
{
base.Dispose();
}
#endregion
}
/// <summary>
/// Represents the visual style of a Chart CapLine
/// </summary>
[ToolboxItem(false), DesignTimeVisible(false)]
[TypeConverter(typeof(BlankExpandableObjectConverter))]
public class ChartCapLineVisualStyle : ChartLineVisualStyle
{
#region Private variables
private ChartLineCap _EndCap = ChartLineCap.NotSet;
private ChartLineCap _StartCap = ChartLineCap.NotSet;
#endregion
#region Public properties
#region EndCap
/// <summary>
/// Gets or sets the line EndCap.
/// </summary>
[DefaultValue(ChartLineCap.NotSet)]
[Description("Indicates the line End Cap.")]
public ChartLineCap EndCap
{
get { return (_EndCap); }
set
{
if (_EndCap != value)
{
_EndCap = value;
OnPropertyChangedEx("EndCap", VisualChangeType.Render);
}
}
}
#endregion
#region StartCap
/// <summary>
/// Gets or sets the line StartCap.
/// </summary>
[DefaultValue(ChartLineCap.NotSet)]
[Description("Indicates the line Start Cap.")]
public ChartLineCap StartCap
{
get { return (_StartCap); }
set
{
if (_StartCap != value)
{
_StartCap = value;
OnPropertyChangedEx("StartCap", VisualChangeType.Render);
}
}
}
#endregion
#region IsEmpty
/// <summary>
/// Gets whether the style is logically Empty.
/// </summary>
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Description("Gets whether the style is logically Empty.")]
public override bool IsEmpty
{
get
{
return ((_EndCap == ChartLineCap.NotSet) &&
(_StartCap == ChartLineCap.NotSet) &&
(base.IsEmpty == true));
}
}
#endregion
#endregion
#region ApplyStyle
/// <summary>
/// Applies the style to instance of this style.
/// </summary>
/// <param name="style">Style to apply.</param>
public void ApplyStyle(ChartCapLineVisualStyle style)
{
if (style != null)
{
base.ApplyStyle(style);
if (style.EndCap != ChartLineCap.NotSet)
_EndCap = style.EndCap;
if (style.StartCap != ChartLineCap.NotSet)
_StartCap = style.StartCap;
}
}
#endregion
#region ApplyDefaults
public override void ApplyDefaults()
{
if (EndCap == ChartLineCap.NotSet)
EndCap = ChartLineCap.NoAnchor;
if (StartCap == ChartLineCap.NotSet)
StartCap = ChartLineCap.NoAnchor;
base.ApplyDefaults();
}
#endregion
#region Copy
/// <summary>
/// Returns the copy of the style.
/// </summary>
/// <returns>Copy of the style.</returns>
public new ChartCapLineVisualStyle Copy()
{
ChartCapLineVisualStyle style = new ChartCapLineVisualStyle();
CopyTo(style);
return (style);
}
#endregion
#region CopyTo
/// <summary>
/// Returns the copy of the style.
/// </summary>
/// <returns>Copy of the style.</returns>
public void CopyTo(ChartCapLineVisualStyle style)
{
base.CopyTo(style);
style.EndCap = _EndCap;
style.StartCap = _StartCap;
}
#endregion
#region GetSerialData
internal override SerialElementCollection GetSerialData(string serialName)
{
SerialElementCollection sec = new SerialElementCollection();
if (serialName != null)
{
if (serialName.Equals("") == true)
serialName = "ChartCapLineVisualStyle";
sec.AddStartElement(serialName);
}
sec.AddValue("EndCap", EndCap, ChartLineCap.NotSet);
sec.AddValue("StartCap", StartCap, ChartLineCap.NotSet);
sec.AddElement(base.GetSerialData(null));
if (serialName != null)
sec.AddEndElement(serialName);
return (sec);
}
#endregion
#region PutSerialData
#region ProcessValue
internal override void ProcessValue(SerialElement se)
{
switch (se.Name)
{
case "EndCap":
EndCap = (ChartLineCap)se.GetValueEnum(typeof(ChartLineCap));
break;
case "StartCap":
StartCap = (ChartLineCap)se.GetValueEnum(typeof(ChartLineCap));
break;
default:
base.ProcessValue(se);
break;
}
}
#endregion
#endregion
#region IDisposable
/// <summary>
/// Dispose
/// </summary>
public override void Dispose()
{
base.Dispose();
}
#endregion
}
}