1535 lines
52 KiB
C#

using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.ComponentModel;
namespace DevComponents.DotNetBar
{
/// <summary>
/// Represent an style for the item.
/// </summary>
[ToolboxItem(false), TypeConverter(typeof(System.ComponentModel.ExpandableObjectConverter))]
public class ItemStyle: ICloneable
{
const eBorderSide DEFAULT_BORDERSIDE=eBorderSide.Top | eBorderSide.Bottom | eBorderSide.Left | eBorderSide.Right;
const int DEFAULT_CORNER_DIAMETER=8;
private ColorEx m_BackColor1=ColorEx.Empty;
private ColorEx m_BackColor2=ColorEx.Empty;
private int m_GradientAngle=0;
private ColorEx m_ForeColor=ColorEx.Empty;
private Font m_Font=null;
// Background Image support
private Image m_BackgroundImage=null;
private eBackgroundImagePosition m_BackgroundImagePosition=eBackgroundImagePosition.Stretch;
private byte m_BackgroundImageAlpha=255;
// Text Formating
private bool m_WordWrap=false;
private StringAlignment m_Alignment=StringAlignment.Near;
private StringAlignment m_LineAlignment=StringAlignment.Center;
private StringTrimming m_TextTrimming=StringTrimming.EllipsisCharacter;
private eBorderType m_Border=eBorderType.None;
private eBorderSide m_BorderSide=DEFAULT_BORDERSIDE;
private int m_BorderWidth=1;
private ColorEx m_BorderColor=ColorEx.Empty;
private bool m_Custom=false;
private DashStyle m_BorderDashStyle=DashStyle.Solid;
private int m_MarginLeft=0, m_MarginRight=0,m_MarginTop=0,m_MarginBottom=0;
private bool m_VerticalText = false;
internal event EventHandler VisualPropertyChanged;
// Corner type support
private eCornerType m_CornerType=eCornerType.Square;
private int m_CornerDiameter=DEFAULT_CORNER_DIAMETER;
/// <summary>
/// Default Constructor
/// </summary>
public ItemStyle()
{
m_BackColor1.ColorChanged+=new EventHandler(this.ColorChanged);
m_BackColor2.ColorChanged+=new EventHandler(this.ColorChanged);
m_ForeColor.ColorChanged+=new EventHandler(this.ColorChanged);
m_BorderColor.ColorChanged+=new EventHandler(this.ColorChanged);
}
/// <summary>
/// Makes a copy of the ItemStyle object.
/// </summary>
/// <returns>New Instance of a ItemStyle object</returns>
public object Clone()
{
ItemStyle copy=new ItemStyle();
copy.Alignment=this.Alignment;
copy.BackColor1.SetColor(this.BackColor1.Color);
copy.BackColor1.Alpha=this.BackColor1.Alpha;
copy.BackColor1.SetColorSchemePart(this.BackColor1.ColorSchemePart);
copy.BackColor2.SetColor(this.BackColor2.Color);
copy.BackColor2.Alpha=this.BackColor2.Alpha;
copy.BackColor2.SetColorSchemePart(this.BackColor2.ColorSchemePart);
if(this.BackgroundImage!=null)
copy.BackgroundImage=this.BackgroundImage.Clone() as System.Drawing.Image;
copy.BackgroundImageAlpha=this.BackgroundImageAlpha;
copy.BackgroundImagePosition=this.BackgroundImagePosition;
copy.Border=this.Border;
copy.BorderDashStyle=this.BorderDashStyle;
copy.BorderColor.SetColor(this.BorderColor.Color);
copy.BorderColor.Alpha=this.BorderColor.Alpha;
copy.BorderColor.SetColorSchemePart(this.BorderColor.ColorSchemePart);
copy.BorderWidth=this.BorderWidth;
if(this.Font!=null)
copy.Font=this.Font.Clone() as Font;
copy.ForeColor.SetColor(this.ForeColor.Color);
copy.ForeColor.Alpha=this.ForeColor.Alpha;
copy.ForeColor.SetColorSchemePart(this.ForeColor.ColorSchemePart);
copy.GradientAngle=this.GradientAngle;
copy.LineAlignment=this.LineAlignment;
copy.BorderSide=this.BorderSide;
copy.TextTrimming=this.TextTrimming;
copy.WordWrap=this.WordWrap;
copy.Custom=this.Custom;
copy.MarginBottom=this.MarginBottom;
copy.MarginLeft=this.MarginLeft;
copy.MarginRight=this.MarginRight;
copy.MarginTop=this.MarginTop;
copy.CornerType=this.CornerType;
copy.CornerDiameter=this.CornerDiameter;
copy.VerticalText = this.VerticalText;
copy.UseMnemonic = _UseMnemonic;
return copy;
}
internal void ApplyStyle(ItemStyle style)
{
if(style==null)
return;
m_Alignment=style.Alignment;
if(!style.BackColor1.IsEmpty)
m_BackColor1=style.BackColor1;
if(!style.BackColor2.IsEmpty)
m_BackColor2=style.BackColor2;
if(style.BackgroundImage!=null)
m_BackgroundImage=style.BackgroundImage;
if(style.BackgroundImageAlpha!=255)
m_BackgroundImageAlpha=style.BackgroundImageAlpha;
if(style.BackgroundImagePosition!=eBackgroundImagePosition.Stretch)
m_BackgroundImagePosition=style.BackgroundImagePosition;
if(style.Border!=eBorderType.None)
m_Border=style.Border;
if(style.BorderDashStyle!=DashStyle.Solid)
m_BorderDashStyle=style.BorderDashStyle;
if(!style.BorderColor.IsEmpty)
m_BorderColor=style.BorderColor;
if(style.BorderSide!=DEFAULT_BORDERSIDE)
m_BorderSide=style.BorderSide;
if(style.BorderWidth!=1)
m_BorderWidth=style.BorderWidth;
if(style.Font!=null)
m_Font=style.Font;
if(!style.ForeColor.IsEmpty)
m_ForeColor=style.ForeColor;
if(style.LineAlignment!=StringAlignment.Center)
m_LineAlignment=style.LineAlignment;
if(style.TextTrimming!=StringTrimming.EllipsisCharacter)
m_TextTrimming=style.TextTrimming;
if(style.WordWrap!=false)
m_WordWrap=style.WordWrap;
if(style.MarginBottom!=0)
m_MarginBottom=style.MarginBottom;
if(style.MarginLeft!=0)
m_MarginLeft=style.MarginLeft;
if(style.MarginRight!=0)
m_MarginRight=style.MarginRight;
if(style.MarginTop!=0)
m_MarginTop=style.MarginTop;
if(style.CornerType!=eCornerType.Square)
m_CornerType=style.CornerType;
if(style.CornerDiameter!=DEFAULT_CORNER_DIAMETER)
m_CornerDiameter=style.CornerDiameter;
if (style.VerticalText)
m_VerticalText = style.VerticalText;
if (!style.UseMnemonic)
_UseMnemonic = style.UseMnemonic;
}
internal void ApplyColorScheme(ColorScheme cs)
{
if (this.BackColor1.ColorSchemePart != eColorSchemePart.Custom && this.BackColor1.ColorSchemePart != eColorSchemePart.None)
this.BackColor1.SetColor((Color)cs.GetType().GetProperty(this.BackColor1.ColorSchemePart.ToString()).GetValue(cs,null));
if (this.BackColor2.ColorSchemePart != eColorSchemePart.Custom && this.BackColor2.ColorSchemePart != eColorSchemePart.None)
this.BackColor2.SetColor((Color)cs.GetType().GetProperty(this.BackColor2.ColorSchemePart.ToString()).GetValue(cs,null));
if (this.BorderColor.ColorSchemePart != eColorSchemePart.Custom && this.BorderColor.ColorSchemePart != eColorSchemePart.None)
this.BorderColor.SetColor((Color)cs.GetType().GetProperty(this.BorderColor.ColorSchemePart.ToString()).GetValue(cs, null));
if (this.ForeColor.ColorSchemePart != eColorSchemePart.Custom && this.ForeColor.ColorSchemePart != eColorSchemePart.None)
this.ForeColor.SetColor((Color)cs.GetType().GetProperty(this.ForeColor.ColorSchemePart.ToString()).GetValue(cs,null));
}
private void ColorChanged(object sender, EventArgs e)
{
InvokeVisualPropertyChanged();
}
private void InvokeVisualPropertyChanged()
{
if(VisualPropertyChanged!=null)
VisualPropertyChanged(this,new EventArgs());
}
internal bool Custom
{
get
{
return m_Custom | m_BackColor1.Custom | m_BackColor2.Custom | m_ForeColor.Custom;
}
set
{
m_Custom=value;
m_BackColor1.Custom=value;
m_BackColor2.Custom=value;
m_ForeColor.Custom=value;
}
}
/// <summary>
/// Gets or sets whether text is drawn vertically by this style.
/// </summary>
[Browsable(false),DefaultValue(false)]
public bool VerticalText
{
get { return m_VerticalText; }
set
{
if (m_VerticalText != value)
{
m_VerticalText = value;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Gets or sets a background color or starting color for gradient background.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),Description("Gets or sets a background color or starting color for gradient background."),DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public ColorEx BackColor1
{
get
{
return m_BackColor1;
}
}
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public bool ShouldSerializeBackColor1()
{return !m_BackColor1.IsEmpty;}
public void ResetBackColor1()
{
m_BackColor1.ColorChanged-=new EventHandler(this.ColorChanged);
m_BackColor1=ColorEx.Empty;
m_BackColor1.ColorChanged+=new EventHandler(this.ColorChanged);
}
internal void SetBackColor1(ColorEx c)
{
m_BackColor1=c;
}
/// <summary>
/// Gets or sets a background color or ending color for gradient background.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),Description("Gets or sets a background color or ending color for gradient background."),DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public ColorEx BackColor2
{
get
{
return m_BackColor2;
}
}
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public bool ShouldSerializeBackColor2()
{return !m_BackColor2.IsEmpty;}
public void ResetBackColor2()
{
m_BackColor2.ColorChanged-=new EventHandler(this.ColorChanged);
m_BackColor2=ColorEx.Empty;
m_BackColor2.ColorChanged+=new EventHandler(this.ColorChanged);
}
internal void SetBackColor2(ColorEx c)
{
m_BackColor2=c;
}
/// <summary>
/// Gets or sets a text color.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),Description("Gets or sets a text color."),DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public ColorEx ForeColor
{
get
{
return m_ForeColor;
}
}
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public bool ShouldSerializeForeColor()
{return !m_ForeColor.IsEmpty;}
/// <summary>
/// Gets or sets the gradient angle.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(0),Description("Gets or sets the gradient angle.")]
public int GradientAngle
{
get
{
return m_GradientAngle;
}
set
{
if(m_GradientAngle!=value)
{
m_GradientAngle=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
internal System.Drawing.Region GetRegion(Rectangle clientRectangle)
{
if (m_CornerType == eCornerType.Rounded && m_CornerDiameter > 1)
{
IntPtr rr = WinApi.CreateRoundRectRgn(clientRectangle.X, clientRectangle.Y,
clientRectangle.Width, clientRectangle.Height, m_CornerDiameter, m_CornerDiameter);
Region reg = System.Drawing.Region.FromHrgn(rr);
WinApi.DeleteObject(rr);
return reg;
}
// GetPath will reduce the size so account for that here
clientRectangle.Width++;
clientRectangle.Height++;
GraphicsPath path=this.GetPath(clientRectangle);
Region r=new Region();
r.MakeEmpty();
r.Union(path);
// Widen path for the border...
if(m_Border!=eBorderType.None && m_BorderWidth>0 && m_CornerType!=eCornerType.Square && !m_BorderColor.IsEmpty)
{
using(Pen pen=new Pen(Color.Black,m_BorderWidth))
{
path.Widen(pen);
}
Region r2=new Region(path);
r.Union(path);
}
else if (m_CornerType == eCornerType.Rounded)
{
path.Widen(SystemPens.Control);
Region r2 = new Region(path);
r.Union(path);
}
return r;
}
private GraphicsPath GetPath(Rectangle clientRectangle)
{
GraphicsPath path = null;
if(m_CornerType!=eCornerType.Square)
{
clientRectangle.Width--;
clientRectangle.Height--;
}
switch(m_CornerType)
{
case eCornerType.Square:
{
path =new GraphicsPath();
path.AddRectangle(clientRectangle);
break;
}
case eCornerType.Rounded:
{
path = DisplayHelp.GetRoundedRectanglePath(clientRectangle, m_CornerDiameter);
//path.AddLine(clientRectangle.X,clientRectangle.Bottom-m_CornerDiameter,clientRectangle.X,clientRectangle.Y+m_CornerDiameter);
//path.AddArc(clientRectangle.X,clientRectangle.Y,m_CornerDiameter*2,m_CornerDiameter*2,180,90);
//path.AddLine(clientRectangle.X+m_CornerDiameter,clientRectangle.Y,clientRectangle.Right-m_CornerDiameter,clientRectangle.Y);
//path.AddArc(clientRectangle.Right-m_CornerDiameter*2,clientRectangle.Y,m_CornerDiameter*2,m_CornerDiameter*2,270,90);
//path.AddLine(clientRectangle.Right,clientRectangle.Y+m_CornerDiameter,clientRectangle.Right,clientRectangle.Bottom-m_CornerDiameter);
//path.AddArc(clientRectangle.Right-m_CornerDiameter*2,clientRectangle.Bottom-m_CornerDiameter*2,m_CornerDiameter*2,m_CornerDiameter*2,0,90);
//path.AddLine(clientRectangle.Right-m_CornerDiameter,clientRectangle.Bottom,clientRectangle.X+m_CornerDiameter,clientRectangle.Bottom);
//path.AddArc(clientRectangle.X,clientRectangle.Bottom-m_CornerDiameter*2,m_CornerDiameter*2,m_CornerDiameter*2,90,90);
//path.CloseAllFigures();
break;
}
case eCornerType.Diagonal:
{
path = new GraphicsPath();
path.AddLine(clientRectangle.X,clientRectangle.Bottom-m_CornerDiameter,clientRectangle.X,clientRectangle.Y+m_CornerDiameter);
path.AddLine(clientRectangle.X+m_CornerDiameter,clientRectangle.Y,clientRectangle.Right-m_CornerDiameter,clientRectangle.Y);
path.AddLine(clientRectangle.Right,clientRectangle.Y+m_CornerDiameter,clientRectangle.Right,clientRectangle.Bottom-m_CornerDiameter);
path.AddLine(clientRectangle.Right-m_CornerDiameter,clientRectangle.Bottom,clientRectangle.X+m_CornerDiameter,clientRectangle.Bottom);
path.CloseAllFigures();
break;
}
}
return path;
}
/// <summary>
/// Gets or sets the style Font
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(null),Description("Gets or sets the style Font")]
public System.Drawing.Font Font
{
get
{
return m_Font;
}
set
{
m_Font=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Gets or sets a value that determines whether text is displayed in multiple lines or one long line.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(false),Description("Gets or sets a value that determines whether text is displayed in multiple lines or one long line.")]
public bool WordWrap
{
get {return m_WordWrap;}
set
{
if(m_WordWrap!=value)
m_WordWrap=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Specifies alignment of the text.
/// </summary>
[Browsable(true),DevCoBrowsable(true),Category("Style"),DefaultValue(StringAlignment.Near),Description("Specifies alignment of the text.")]
public StringAlignment Alignment
{
get {return m_Alignment;}
set
{
if(m_Alignment!=value)
{
m_Alignment=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Specifies alignment of the text.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(StringAlignment.Center),Description("Specifies alignment of the text.")]
public StringAlignment LineAlignment
{
get {return m_LineAlignment;}
set
{
if(m_LineAlignment!=value)
{
m_LineAlignment=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Specifies how to trim characters when text does not fit.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(StringTrimming.EllipsisCharacter),Description("Specifies how to trim characters when text does not fit.")]
public StringTrimming TextTrimming
{
get {return m_TextTrimming;}
set
{
if(m_TextTrimming!=value)
{
m_TextTrimming=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Specifies background image.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(null),Description("Specifies background image."),DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
public Image BackgroundImage
{
get {return m_BackgroundImage;}
set
{
m_BackgroundImage=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
public void ResetBackgroundImage()
{
m_BackgroundImage=null;
}
/// <summary>
/// Specifies background image position when container is larger than image.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(eBackgroundImagePosition.Stretch),Description("Specifies background image position when container is larger than image.")]
public eBackgroundImagePosition BackgroundImagePosition
{
get {return m_BackgroundImagePosition;}
set
{
if(m_BackgroundImagePosition!=value)
{
m_BackgroundImagePosition=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Specifies the transparency of background image.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue((byte)255),Description("Specifies the transparency of background image.")]
public byte BackgroundImageAlpha
{
get {return m_BackgroundImageAlpha;}
set
{
if(m_BackgroundImageAlpha!=value)
{
m_BackgroundImageAlpha=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Gets or sets the corner type.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(eCornerType.Square),Description("Indicates corner type.")]
public eCornerType CornerType
{
get {return m_CornerType;}
set
{
if(m_CornerType!=value)
{
m_CornerType=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Gets or sets the diameter in pixels of the corner type rounded or diagonal.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(DEFAULT_CORNER_DIAMETER),Description("Indicates diameter in pixels of the corner type rounded or diagonal.")]
public int CornerDiameter
{
get {return m_CornerDiameter;}
set
{
if(m_CornerDiameter!=value)
{
m_CornerDiameter=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Gets or sets the border type.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(eBorderType.None),Description("Specifies the border type.")]
public eBorderType Border
{
get {return m_Border;}
set
{
if(m_Border!=value)
{
m_Border=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Gets or sets dash style for single line border type.
/// </summary>
[Browsable(true),DevCoBrowsable(true),DefaultValue(DashStyle.Solid),NotifyParentPropertyAttribute(true),Category("Style"),Description("Indicates dash style for single line border type.")]
public DashStyle BorderDashStyle
{
get {return m_BorderDashStyle;}
set
{
m_BorderDashStyle=value;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Gets or sets the border sides that are displayed.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(DEFAULT_BORDERSIDE),Description("Specifies border sides that are displayed.")]
public eBorderSide BorderSide
{
get {return m_BorderSide;}
set
{
if(m_BorderSide!=value)
{
m_BorderSide=value;
m_Custom=true;
InvokeVisualPropertyChanged();
}
}
}
/// <summary>
/// Gets or sets the border color.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),Description("Specifies the border color."),DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public ColorEx BorderColor
{
get {return m_BorderColor;}
}
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public bool ShouldSerializeBorderColor()
{return !m_BorderColor.IsEmpty;}
[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)]
public void ResetBorderColor()
{
m_BorderColor.ColorChanged-=new EventHandler(this.ColorChanged);
m_BorderColor=ColorEx.Empty;
m_BorderColor.ColorChanged+=new EventHandler(this.ColorChanged);
}
/// <summary>
/// Gets or sets the line tickness of single line border.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(1),Description("Specifies the line tickness of single line border.")]
public int BorderWidth
{
get {return m_BorderWidth;}
set
{
m_BorderWidth=value;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Gets or sets the left text margin.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(0),Description("Specifies left text margin.")]
public int MarginLeft
{
get {return m_MarginLeft;}
set
{
m_MarginLeft=value;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Gets or sets the right text margin.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(0),Description("Specifies right text margin.")]
public int MarginRight
{
get {return m_MarginRight;}
set
{
m_MarginRight=value;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Gets or sets the top text margin.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(0),Description("Specifies top text margin.")]
public int MarginTop
{
get {return m_MarginTop;}
set
{
m_MarginTop=value;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Gets or sets the bottom text margin.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true),Category("Style"),DefaultValue(0),Description("Specifies bottom text margin.")]
public int MarginBottom
{
get {return m_MarginBottom;}
set
{
m_MarginBottom=value;
InvokeVisualPropertyChanged();
}
}
/// <summary>
/// Paints the style.
/// </summary>
/// <param name="g">Graphics object</param>
/// <param name="r">Target area</param>
/// <param name="text">Text</param>
/// <param name="textRect">Text area</param>
/// <param name="font">Text Font</param>
public void Paint(Graphics g, Rectangle r, string text, Rectangle textRect, System.Drawing.Font font)
{
this.Paint(g,r,text,textRect,font,null);
}
private void AdjustRectangleForBorder(ref Rectangle rPath)
{
if (m_Border != eBorderType.None && !m_BorderColor.IsEmpty)
{
int borderReduction = 1;
if (m_BorderWidth > 1)
borderReduction = m_BorderWidth / 2;
else if (m_BorderWidth == 0)
borderReduction = 0;
if ((m_BorderSide & eBorderSide.Top) == eBorderSide.Top)
{
rPath.Y += borderReduction;
rPath.Height -= borderReduction;
}
if ((m_BorderSide & eBorderSide.Bottom) == eBorderSide.Bottom)
{
rPath.Height -= borderReduction;
}
if ((m_BorderSide & eBorderSide.Left) == eBorderSide.Left)
{
rPath.X += borderReduction;
rPath.Width -= borderReduction;
}
if ((m_BorderSide & eBorderSide.Right) == eBorderSide.Right)
{
rPath.Width -= borderReduction;
}
}
}
/// <summary>
/// Paints the style
/// </summary>
/// <param name="g">Graphics object</param>
/// <param name="r">Target Area</param>
/// <param name="text">Text</param>
/// <param name="textRect">Text area</param>
/// <param name="font">Text Font</param>
/// <param name="borderShape">Border Type</param>
public void Paint(Graphics g, Rectangle r, string text, Rectangle textRect, System.Drawing.Font font, Point[] borderShape)
{
if(r.Width==0 || r.Height==0)
return;
Rectangle rPath=r;
if(g.SmoothingMode==System.Drawing.Drawing2D.SmoothingMode.AntiAlias)
rPath.Inflate(1,1);
AdjustRectangleForBorder(ref rPath);
GraphicsPath path=this.GetPath(rPath);
if(!m_BackColor1.IsEmpty)
{
if(!m_BackColor2.IsEmpty)
{
Color clr1=Color.FromArgb(m_BackColor1.Alpha, m_BackColor1.Color);
Color clr2=Color.FromArgb(m_BackColor2.Alpha, m_BackColor2.Color);;
// Gradient Background fill
Rectangle rGradient=r;
LinearGradientBrush brush=BarFunctions.CreateLinearGradientBrush(rGradient,clr1,clr2,m_GradientAngle,false);
//g.FillRectangle(brush,r);
g.FillPath(brush,path);
brush.Dispose();
}
else if(m_BackColor1.Color!=Color.Transparent)
{
Color clr=Color.FromArgb(m_BackColor1.Alpha, m_BackColor1.Color);
SolidBrush brush=new SolidBrush(clr);
//g.FillRectangle(brush,r);
g.FillPath(brush,path);
brush.Dispose();
}
}
path.Dispose();
Rectangle borderBounds = r; borderBounds.Width--; borderBounds.Height--; AdjustRectangleForBorder(ref borderBounds);
path = this.GetPath(borderBounds);
if(m_BackgroundImage!=null)
{
Region clip=g.Clip;
using (GraphicsPath clipBorderPath = this.GetPath(r))
{
g.SetClip(clipBorderPath);
BarFunctions.PaintBackgroundImage(g, r, m_BackgroundImage, m_BackgroundImagePosition, m_BackgroundImageAlpha);
}
g.Clip=clip;
if (clip != null) clip.Dispose();
}
// Draw Border
if(m_Border!=eBorderType.None && !m_BorderColor.IsEmpty)
{
if(m_CornerType!=eCornerType.Square)
{
if(m_BorderDashStyle==DashStyle.Solid)
g.SmoothingMode=SmoothingMode.HighQuality;
using(Pen pen=new Pen(m_BorderColor.GetCompositeColor(),m_BorderWidth))
{
//pen.Alignment=PenAlignment.Inset;
pen.DashStyle=m_BorderDashStyle;
g.DrawPath(pen,path);
}
if(m_BorderDashStyle==DashStyle.Solid)
g.SmoothingMode=SmoothingMode.Default;
}
else if(m_Border==eBorderType.SingleLine && borderShape!=null && borderShape.Length>0)
{
using(Pen pen=new Pen(m_BorderColor.GetCompositeColor(),m_BorderWidth))
{
pen.DashStyle=m_BorderDashStyle;
g.DrawLines(pen,borderShape);
}
}
else
{
switch(m_Border)
{
case eBorderType.Bump:
case eBorderType.Etched:
case eBorderType.DoubleLine:
case eBorderType.SingleLine:
BarFunctions.DrawBorder(g,m_Border,r,(m_BorderColor.IsEmpty?SystemColors.ControlText:Color.FromArgb(m_BorderColor.Alpha,m_BorderColor.Color)),m_BorderSide,m_BorderDashStyle,m_BorderWidth);
break;
case eBorderType.Raised:
{
System.Windows.Forms.Border3DSide border3dside;
if(m_BorderSide==eBorderSide.All)
border3dside=System.Windows.Forms.Border3DSide.All;
else
border3dside=(((m_BorderSide&eBorderSide.Left)!=0)?System.Windows.Forms.Border3DSide.Left:0) |
(((m_BorderSide&eBorderSide.Right)!=0)?System.Windows.Forms.Border3DSide.Right:0) |
(((m_BorderSide&eBorderSide.Top)!=0)?System.Windows.Forms.Border3DSide.Top:0) |
(((m_BorderSide&eBorderSide.Bottom)!=0)?System.Windows.Forms.Border3DSide.Bottom:0);
BarFunctions.DrawBorder3D(g, r, System.Windows.Forms.Border3DStyle.RaisedInner, border3dside, (m_BorderColor.IsEmpty ? m_BackColor1.Color : Color.FromArgb(m_BorderColor.Alpha, m_BorderColor.Color)), false);
break;
}
case eBorderType.RaisedInner:
{
using (Pen pen = new Pen(Color.White))
{
if ((m_BorderSide & eBorderSide.Top) == eBorderSide.Top)
g.DrawLine(pen, r.X, r.Y, r.Right, r.Y);
if ((m_BorderSide & eBorderSide.Left) == eBorderSide.Left)
g.DrawLine(pen, r.X, r.Y, r.X, r.Bottom);
}
using (Pen pen = new Pen(m_BorderColor.GetCompositeColor()))
{
if ((m_BorderSide & eBorderSide.Right) == eBorderSide.Right)
g.DrawLine(pen, r.Right - 1, r.Y, r.Right - 1, r.Bottom);
if ((m_BorderSide & eBorderSide.Bottom) == eBorderSide.Bottom)
g.DrawLine(pen, r.X, r.Bottom - 1, r.Right, r.Bottom - 1);
}
break;
}
case eBorderType.Sunken:
{
System.Windows.Forms.Border3DSide border3dside;
if(m_BorderSide==eBorderSide.All)
border3dside=System.Windows.Forms.Border3DSide.All;
else
border3dside=(((m_BorderSide&eBorderSide.Left)!=0)?System.Windows.Forms.Border3DSide.Left:0) |
(((m_BorderSide&eBorderSide.Right)!=0)?System.Windows.Forms.Border3DSide.Right:0) |
(((m_BorderSide&eBorderSide.Top)!=0)?System.Windows.Forms.Border3DSide.Top:0) |
(((m_BorderSide&eBorderSide.Bottom)!=0)?System.Windows.Forms.Border3DSide.Bottom:0);
BarFunctions.DrawBorder3D(g,r,System.Windows.Forms.Border3DStyle.SunkenOuter,border3dside,(m_BorderColor.IsEmpty?m_BackColor1.Color:Color.FromArgb(m_BorderColor.Alpha,m_BorderColor.Color)),false);
break;
}
}
}
}
if(text!="" && !m_ForeColor.IsEmpty)
{
if(m_Font!=null)
font=m_Font;
Color clr=Color.FromArgb(m_ForeColor.Alpha, m_ForeColor.Color);
if(m_MarginLeft!=0)
{
textRect.X+=m_MarginLeft;
textRect.Width-=m_MarginLeft;
}
if(m_MarginRight!=0)
{
textRect.Width-=m_MarginRight;
}
if(m_MarginTop!=0)
{
textRect.Y+=m_MarginTop;
textRect.Height-=m_MarginTop;
}
if(m_MarginBottom!=0)
textRect.Height-=m_MarginBottom;
if (textRect.Width > 0 && textRect.Height > 0)
{
if (m_VerticalText)
{
g.RotateTransform(-90);
TextDrawing.DrawStringLegacy(g, text, font, clr, new Rectangle(-textRect.Bottom, textRect.X, textRect.Height, textRect.Width), this.GetTextFormat());
g.ResetTransform();
}
else
TextDrawing.DrawString(g, text, font, clr, textRect, this.GetTextFormat());
}
}
if (path != null) path.Dispose();
if(m_CornerType!=eCornerType.Square)
g.ResetClip();
}
/// <summary>
/// Paints the style
/// </summary>
/// <param name="g">Graphics object</param>
/// <param name="r">Target Area</param>
public void Paint(Graphics g, Rectangle r)
{
this.Paint(g,r,"",Rectangle.Empty,System.Windows.Forms.Control.DefaultFont);
}
/// <summary>
/// Paints the style text only.
/// </summary>
/// <param name="g">Graphics object</param>
/// <param name="text">Text</param>
/// <param name="textRect">Text area</param>
/// <param name="font">Font</param>
public void PaintText(Graphics g, string text, Rectangle textRect, System.Drawing.Font font)
{
if(text!="")
{
if(m_Font!=null)
font=m_Font;
Color clr=Color.FromArgb(m_ForeColor.Alpha, m_ForeColor.Color);
if(m_MarginLeft!=0)
{
textRect.X+=m_MarginLeft;
textRect.Width-=m_MarginLeft;
}
if(m_MarginRight!=0)
{
textRect.Width-=m_MarginRight;
}
if(m_MarginTop!=0)
{
textRect.Y+=m_MarginTop;
textRect.Height-=m_MarginTop;
}
if(m_MarginBottom!=0)
textRect.Height-=m_MarginBottom;
if (textRect.Width > 0 && textRect.Height > 0)
{
if (m_VerticalText)
{
g.RotateTransform(-90);
TextDrawing.DrawStringLegacy(g, text, font, clr, new Rectangle(-textRect.Bottom, textRect.X, textRect.Height, textRect.Width), this.GetTextFormat());
g.ResetTransform();
}
else
TextDrawing.DrawString(g, text, font, clr, textRect, this.GetTextFormat());
}
}
}
internal System.Drawing.StringFormat StringFormat
{
get
{
System.Drawing.StringFormat format=BarFunctions.CreateStringFormat(); // new System.Drawing.StringFormat(StringFormat.GenericTypographic);
format.Alignment=m_Alignment;
format.LineAlignment=m_LineAlignment;
if(m_WordWrap)
format.FormatFlags=format.FormatFlags & ~(format.FormatFlags & StringFormatFlags.NoWrap);
else
format.FormatFlags=format.FormatFlags | StringFormatFlags.NoWrap;
format.Trimming=m_TextTrimming;
format.HotkeyPrefix=System.Drawing.Text.HotkeyPrefix.Show;
return format;
}
}
internal eTextFormat GetTextFormat()
{
eTextFormat format = eTextFormat.Default;
if (m_Alignment == StringAlignment.Center)
format |= eTextFormat.HorizontalCenter;
else if (m_Alignment == StringAlignment.Far)
format |= eTextFormat.Right;
if (m_LineAlignment == StringAlignment.Center)
format |= eTextFormat.VerticalCenter;
else if (m_LineAlignment == StringAlignment.Far)
format |= eTextFormat.Bottom;
if (!m_WordWrap)
format |= eTextFormat.SingleLine;
else
format |= eTextFormat.WordBreak;
if (m_TextTrimming != StringTrimming.None)
format |= eTextFormat.EndEllipsis;
if(!_UseMnemonic)
format |= eTextFormat.NoPrefix;
return format;
}
private bool _UseMnemonic = true;
/// <summary>
/// Gets or sets a value indicating whether the control interprets an ampersand character (&) in the control's Text property to be an access key prefix character.
/// </summary>
[DefaultValue(true), Category("Appearance"), Description("Indicates whether the control interprets an ampersand character (&) in the control's Text property to be an access key prefix character.")]
public bool UseMnemonic
{
get { return _UseMnemonic; }
set
{
_UseMnemonic = value;
}
}
internal ThemeTextFormat ThemeStringFormat
{
get
{
ThemeTextFormat format=ThemeTextFormat.HidePrefix;
switch(m_Alignment)
{
case StringAlignment.Center:
format=format | ThemeTextFormat.Center;
break;
case StringAlignment.Near:
format=format | (System.Windows.Forms.SystemInformation.RightAlignedMenus?ThemeTextFormat.Right:ThemeTextFormat.Left);
break;
case StringAlignment.Far:
format=format | (System.Windows.Forms.SystemInformation.RightAlignedMenus?ThemeTextFormat.Left:ThemeTextFormat.Right);
break;
}
switch(m_LineAlignment)
{
case StringAlignment.Center:
format=format | (m_WordWrap?ThemeTextFormat.Bottom:ThemeTextFormat.VCenter);
break;
case StringAlignment.Near:
format=format | ThemeTextFormat.Top;
break;
case StringAlignment.Far:
format=format | ThemeTextFormat.Bottom;
break;
}
if(m_WordWrap)
format=format | ThemeTextFormat.WordBreak;
else
format=format | ThemeTextFormat.SingleLine;
switch(m_TextTrimming)
{
case StringTrimming.Character:
format=format | ThemeTextFormat.NoFullWidthCharBreak;
break;
case StringTrimming.EllipsisCharacter:
format=format | ThemeTextFormat.EndEllipsis;
break;
case StringTrimming.EllipsisPath:
format=format | ThemeTextFormat.PathElliosis;
break;
case StringTrimming.EllipsisWord:
format=format | ThemeTextFormat.WordEllipsis;
break;
case StringTrimming.Word:
format=format | ThemeTextFormat.WordEllipsis;
break;
}
return format;
}
}
internal void Serialize(System.Xml.XmlElement styleElement)
{
if(!m_BackColor1.IsEmpty)
{
if(m_BackColor1.ColorSchemePart==eColorSchemePart.Custom)
{
styleElement.SetAttribute("bc1",BarFunctions.ColorToString(m_BackColor1.Color));
styleElement.SetAttribute("bc1a",m_BackColor1.Alpha.ToString());
}
else
styleElement.SetAttribute("bc1csp",m_BackColor1.ColorSchemePart.ToString());
}
if(!m_BackColor2.IsEmpty)
{
if(m_BackColor2.ColorSchemePart==eColorSchemePart.Custom)
{
styleElement.SetAttribute("bc2",BarFunctions.ColorToString(m_BackColor2.Color));
styleElement.SetAttribute("bc2a",m_BackColor2.Alpha.ToString());
}
else
styleElement.SetAttribute("bc2csp",m_BackColor2.ColorSchemePart.ToString());
}
if(!m_ForeColor.IsEmpty)
{
if(m_ForeColor.ColorSchemePart==eColorSchemePart.Custom)
{
styleElement.SetAttribute("fc",BarFunctions.ColorToString(m_ForeColor.Color));
styleElement.SetAttribute("fca",m_ForeColor.Alpha.ToString());
}
else
styleElement.SetAttribute("fccsp",m_ForeColor.ColorSchemePart.ToString());
}
if(!m_BorderColor.IsEmpty)
{
if(m_BorderColor.ColorSchemePart==eColorSchemePart.Custom)
{
styleElement.SetAttribute("borderc",BarFunctions.ColorToString(m_BorderColor.Color));
styleElement.SetAttribute("borderca",m_BorderColor.Alpha.ToString());
}
else
styleElement.SetAttribute("bordercsp",m_BorderColor.ColorSchemePart.ToString());
}
styleElement.SetAttribute("ga",m_GradientAngle.ToString());
if(m_Font!=null)
{
styleElement.SetAttribute("fontname",m_Font.Name);
styleElement.SetAttribute("fontemsize",System.Xml.XmlConvert.ToString(m_Font.Size));
styleElement.SetAttribute("fontstyle",System.Xml.XmlConvert.ToString((int)m_Font.Style));
}
if(m_BackgroundImage!=null)
{
System.Xml.XmlElement elementImage=styleElement.OwnerDocument.CreateElement("backimage");
styleElement.AppendChild(elementImage);
BarFunctions.SerializeImage(m_BackgroundImage,elementImage);
elementImage.SetAttribute("pos",((int)m_BackgroundImagePosition).ToString());
elementImage.SetAttribute("alpha",m_BackgroundImageAlpha.ToString());
}
if(m_WordWrap)
styleElement.SetAttribute("wordwrap",System.Xml.XmlConvert.ToString(m_WordWrap));
if(m_Alignment!=StringAlignment.Near)
styleElement.SetAttribute("align",System.Xml.XmlConvert.ToString((int)m_Alignment));
if(m_LineAlignment!=StringAlignment.Center)
styleElement.SetAttribute("valign",System.Xml.XmlConvert.ToString((int)m_LineAlignment));
if(m_TextTrimming!=StringTrimming.EllipsisCharacter)
styleElement.SetAttribute("trim",System.Xml.XmlConvert.ToString((int)m_TextTrimming));
if(m_Border!=eBorderType.None)
styleElement.SetAttribute("border",System.Xml.XmlConvert.ToString((int)m_Border));
if(m_BorderWidth!=1)
styleElement.SetAttribute("borderw",m_BorderWidth.ToString());
if(m_CornerDiameter!=DEFAULT_CORNER_DIAMETER)
styleElement.SetAttribute("cornerdiameter",m_CornerDiameter.ToString());
if(m_CornerType!=eCornerType.Square)
styleElement.SetAttribute("cornertype",System.Xml.XmlConvert.ToString((int)m_CornerType));
}
internal void Deserialize(System.Xml.XmlElement styleElement)
{
m_BackColor1=ColorEx.Empty;
if(styleElement.HasAttribute("bc1"))
{
m_BackColor1.Color=BarFunctions.ColorFromString(styleElement.GetAttribute("bc1"));
m_BackColor1.Alpha=System.Xml.XmlConvert.ToByte(styleElement.GetAttribute("bc1a"));
}
else if(styleElement.HasAttribute("bc1csp"))
m_BackColor1.ColorSchemePart=(eColorSchemePart)Enum.Parse(typeof(eColorSchemePart),styleElement.GetAttribute("bc1csp"));
m_BackColor2=ColorEx.Empty;
if(styleElement.HasAttribute("bc2"))
{
m_BackColor2.Color=BarFunctions.ColorFromString(styleElement.GetAttribute("bc2"));
m_BackColor2.Alpha=System.Xml.XmlConvert.ToByte(styleElement.GetAttribute("bc2a"));
}
else if(styleElement.HasAttribute("bc2csp"))
m_BackColor2.ColorSchemePart=(eColorSchemePart)Enum.Parse(typeof(eColorSchemePart),styleElement.GetAttribute("bc2csp"));
m_ForeColor=ColorEx.Empty;
if(styleElement.HasAttribute("fc"))
{
m_ForeColor.Color=BarFunctions.ColorFromString(styleElement.GetAttribute("fc"));
m_ForeColor.Alpha=System.Xml.XmlConvert.ToByte(styleElement.GetAttribute("fca"));
}
else if(styleElement.HasAttribute("fccsp"))
m_ForeColor.ColorSchemePart=(eColorSchemePart)Enum.Parse(typeof(eColorSchemePart),styleElement.GetAttribute("fccsp"));
m_BorderColor=ColorEx.Empty;
if(styleElement.HasAttribute("borderc"))
{
m_BorderColor.Color=BarFunctions.ColorFromString(styleElement.GetAttribute("borderc"));
m_BorderColor.Alpha=System.Xml.XmlConvert.ToByte(styleElement.GetAttribute("borderca"));
}
else if(styleElement.HasAttribute("bordercsp"))
m_BorderColor.ColorSchemePart=(eColorSchemePart)Enum.Parse(typeof(eColorSchemePart),styleElement.GetAttribute("bordercsp"));
m_GradientAngle=System.Xml.XmlConvert.ToInt16(styleElement.GetAttribute("ga"));
// Load font information if it exists
m_Font=null;
if(styleElement.HasAttribute("fontname"))
{
string FontName=styleElement.GetAttribute("fontname");
float FontSize=System.Xml.XmlConvert.ToSingle(styleElement.GetAttribute("fontemsize"));
System.Drawing.FontStyle FontStyle=(System.Drawing.FontStyle)System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("fontstyle"));
try
{
m_Font=new Font(FontName,FontSize,FontStyle);
}
catch(Exception)
{
m_Font=null;
}
}
// Load Image
m_BackgroundImage=null;
foreach(System.Xml.XmlElement xmlElem in styleElement.ChildNodes)
{
if(xmlElem.Name=="backimage")
{
m_BackgroundImage=BarFunctions.DeserializeImage(xmlElem);
m_BackgroundImagePosition=(eBackgroundImagePosition)System.Xml.XmlConvert.ToInt32(xmlElem.GetAttribute("pos"));
m_BackgroundImageAlpha=System.Xml.XmlConvert.ToByte(xmlElem.GetAttribute("alpha"));
}
}
m_WordWrap=false;
if(styleElement.HasAttribute("wordwrap"))
m_WordWrap=System.Xml.XmlConvert.ToBoolean(styleElement.GetAttribute("wordwrap"));
m_Alignment=StringAlignment.Near;
if(styleElement.HasAttribute("align"))
m_Alignment=(StringAlignment)System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("align"));
m_LineAlignment=StringAlignment.Center;
if(styleElement.HasAttribute("valign"))
m_LineAlignment=(StringAlignment)System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("valign"));
m_TextTrimming=StringTrimming.EllipsisCharacter;
if(styleElement.HasAttribute("trim"))
m_TextTrimming=(StringTrimming)System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("trim"));
m_Border=eBorderType.None;
if(styleElement.HasAttribute("border"))
m_Border=(eBorderType)System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("border"));
m_BorderWidth=1;
if(styleElement.HasAttribute("borderw"))
m_BorderWidth=System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("borderw"));
m_CornerType=eCornerType.Square;
if(styleElement.HasAttribute("cornertype"))
m_CornerType=(eCornerType)System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("cornertype"));
m_CornerDiameter=DEFAULT_CORNER_DIAMETER;
if(styleElement.HasAttribute("cornerdiameter"))
m_CornerDiameter=System.Xml.XmlConvert.ToInt32(styleElement.GetAttribute("cornerdiameter"));
}
}
/// <summary>
/// ColorEx object that provides the transparency setting ability.
/// </summary>
[ToolboxItem(false),TypeConverter(typeof(System.ComponentModel.ExpandableObjectConverter)),EditorBrowsable(EditorBrowsableState.Never)]
public class ColorEx
{
private System.Drawing.Color _Color=System.Drawing.Color.Empty;
private byte _Alpha=255;
private eColorSchemePart m_ColorSchemePart=eColorSchemePart.Custom;
internal bool Custom=false;
internal event EventHandler ColorChanged;
public ColorEx()
{
}
/// <summary>
/// Constructor with Color Initialization.
/// </summary>
/// <param name="color">Color object</param>
ColorEx(System.Drawing.Color color)
{
this.Color=color;
this.Alpha=255;
}
/// <summary>
/// Constructor with Color and Transparency Initialization.
/// </summary>
/// <param name="color">Color object</param>
/// <param name="opacity">Transparency</param>
ColorEx(System.Drawing.Color color, byte opacity)
{
this.Color=color;
this.Alpha=opacity;
}
/// <summary>
/// Gets or sets the Color object which does not include transparency.
/// </summary>
[Browsable(true),DevCoBrowsable(true),NotifyParentPropertyAttribute(true)]
public System.Drawing.Color Color
{
get {return _Color;}
set {
_Color=value;
if(_Color!=Color.Empty)
{
m_ColorSchemePart=eColorSchemePart.Custom;
Custom=true;
}
if(ColorChanged!=null)
ColorChanged(this,new EventArgs());
}
}
[EditorBrowsable(EditorBrowsableState.Never),Browsable(false)]
public bool ShouldSerializeColor()
{
return (_Color!=Color.Empty && m_ColorSchemePart==eColorSchemePart.Custom);
}
internal void SetColor(Color c)
{
_Color=c;
}
/// <summary>
/// Indicates the transparency for the color.
/// </summary>
[DefaultValue((byte)255),NotifyParentPropertyAttribute(true),Browsable(true),DevCoBrowsable(true)]
public byte Alpha
{
get {return _Alpha;}
set {
if(_Alpha!=value)
{
_Alpha=value;
Custom=true;
}
if(ColorChanged!=null)
ColorChanged(this,new EventArgs());
}
}
/// <summary>
/// Specifies that color derived from system colors which is part of DotNetBar Color Scheme object is used.
/// Colors derived from system colors are automatically refreshed when
/// system colors are changed.
/// </summary>
/// <remarks>
/// We recommend using this property to specify color rather than setting color directly.
/// Using colors that are derived from system colors improves uniform look of your application
/// and visual integration into user environment.
/// </remarks>
[DefaultValue(eColorSchemePart.Custom),NotifyParentPropertyAttribute(true),Browsable(true),DevCoBrowsable(true)]
public eColorSchemePart ColorSchemePart
{
get {return m_ColorSchemePart;}
set
{
m_ColorSchemePart=value;
if(m_ColorSchemePart!=eColorSchemePart.Custom)
{
_Color=Color.Empty;
Custom=true;
}
if(ColorChanged!=null)
ColorChanged(this,new EventArgs());
}
}
internal void SetColorSchemePart(eColorSchemePart p)
{
m_ColorSchemePart=p;
}
/// <summary>
/// Returns empty ColorEx object.
/// </summary>
public static ColorEx Empty
{
get{return new ColorEx(Color.Empty);}
}
/// <summary>
/// Indicates whether object contain any color.
/// </summary>
[Browsable(false),DevCoBrowsable(false)]
public bool IsEmpty
{
get
{
return (_Color==Color.Empty);
}
}
/// <summary>
/// Returns the color object with the transparency set.
/// </summary>
/// <returns>Color object</returns>
public Color GetCompositeColor()
{
if(_Color.IsEmpty)
return Color.Empty;
else
return Color.FromArgb(_Alpha,_Color);
}
}
// public class ItemStyleTypeConverter:TypeConverter
// {
// public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
// {
// if (destinationType == typeof(System.ComponentModel.Design.Serialization.InstanceDescriptor))
// return true;
// return base.CanConvertTo(context, destinationType);
// }
//
// public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
// {
// // other TypeConverter operations go here...
// //
// if (destinationType == typeof(System.ComponentModel.Design.Serialization.InstanceDescriptor) && value is ItemStyle)
// {
// System.Reflection.ConstructorInfo ctor = typeof(ItemStyle).GetConstructor(Type.EmptyTypes);
// if(ctor != null)
// {
// return new System.ComponentModel.Design.Serialization.InstanceDescriptor(ctor,null);
// }
// }
// return base.ConvertTo(context, culture, value, destinationType);
// }
//
//// public override object CreateInstance(ITypeDescriptorContext ctx, System.Collections.IDictionary d)
//// {
//// return new ItemStyle();
//// }
//
//
//// public override bool GetCreateInstanceSupported(ITypeDescriptorContext context)
//// {
//// return true;
//// }
//
// public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, System.Attribute[] attributes)
// {
// PropertyDescriptorCollection propDesc;
// string[] prop;
//
// propDesc = TypeDescriptor.GetProperties(typeof(ItemStyle), attributes);
//
// prop = new String[16];
// prop[0] = "Alignment";
// prop[1] = "BackColor1";
// prop[2] = "BackColor2";
// prop[3] = "BackgroundImage";
// prop[4] = "BackgroundImageAlpha";
// prop[5] = "BackgroundImagePosition";
// prop[6] = "Border";
// prop[7] = "BorderColor";
// prop[8] = "BorderSide";
// prop[9] = "BorderWidth";
// prop[10] = "Font";
// prop[11] = "ForeColor";
// prop[12] = "GradientAngle";
// prop[13] = "LineAlignment";
// prop[14] = "TextTrimming";
// prop[15] = "WordWrap";
// return propDesc.Sort(prop);
// }
//
// public override bool GetPropertiesSupported(ITypeDescriptorContext context)
// {
// return true;
// }
// }
//
// public class ColorExTypeConverter:TypeConverter
// {
// public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
// {
// if (destinationType == typeof(System.ComponentModel.Design.Serialization.InstanceDescriptor))
// return true;
// return base.CanConvertTo(context, destinationType);
// }
//
// public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
// {
// // other TypeConverter operations go here...
// //
// if (destinationType == typeof(System.ComponentModel.Design.Serialization.InstanceDescriptor) && value is ColorEx)
// {
// System.Reflection.ConstructorInfo ctor = typeof(ColorEx).GetConstructor(Type.EmptyTypes);
// if(ctor != null)
// {
// return new System.ComponentModel.Design.Serialization.InstanceDescriptor(ctor,null);
// }
// }
// return base.ConvertTo(context, culture, value, destinationType);
// }
//
//// public override object CreateInstance(ITypeDescriptorContext ctx, System.Collections.IDictionary d)
//// {
//// return new ColorEx();
//// }
////
////
//// public override bool GetCreateInstanceSupported(ITypeDescriptorContext context)
//// {
//// return true;
//// }
//
// public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, System.Attribute[] attributes)
// {
// PropertyDescriptorCollection propDesc;
// string[] prop;
//
// propDesc = TypeDescriptor.GetProperties(typeof(ColorEx), attributes);
//
// prop = new String[2];
// prop[0] = "Color";
// prop[1] = "Alpha";
// return propDesc.Sort(prop);
// }
//
// public override bool GetPropertiesSupported(ITypeDescriptorContext context)
// {
// return true;
// }
// }
}