SourceCode/PROMS/DotNetBar Source Code/ScrollBar/Office2007ScrollBarPainter.cs

284 lines
12 KiB
C#

using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Text;
using DevComponents.DotNetBar.Rendering;
namespace DevComponents.DotNetBar.ScrollBar
{
internal class Office2007ScrollBarPainter : ScrollBarPainter, IOffice2007Painter
{
#region Private Variables
private Office2007ColorTable m_ColorTable = null;
private bool m_AppStyleScrollBar = false;
private Presentation.ShapeBorder m_ThumbOuterBorder = new Presentation.ShapeBorder(1);
private Presentation.ShapeBorder m_ThumbInnerBorder = new Presentation.ShapeBorder(1);
private Presentation.ShapeFill m_ThumbInnerFill = new Presentation.ShapeFill();
private Presentation.ShapeFill m_ThumbSignFill = new Presentation.ShapeFill();
private Presentation.Shape m_ThumbShape = null;
private Presentation.ShapePath m_ThumbSignShape = null;
private Size m_ThumbSignSize = new Size(9, 5);
private Presentation.Shape m_TrackShape = null;
private Presentation.ShapeBorder m_TrackOuterBorder = new Presentation.ShapeBorder(1);
private Presentation.ShapeBorder m_TrackInnerBorder = new Presentation.ShapeBorder(1);
private Presentation.ShapeFill m_TrackInnerFill = new Presentation.ShapeFill();
private Presentation.Shape m_BackgroundShape = null;
private Presentation.ShapeBorder m_BackgroundBorder = new Presentation.ShapeBorder(1);
private Presentation.ShapeFill m_BackgroundFill = new Presentation.ShapeFill();
#endregion
#region IOffice2007Painter Members
public DevComponents.DotNetBar.Rendering.Office2007ColorTable ColorTable
{
get
{
return m_ColorTable;
}
set
{
m_ColorTable = value;
}
}
#endregion
#region Internal Implemementation
public Office2007ScrollBarPainter()
{
m_ThumbShape = GetThumbShape();
m_TrackShape = GetTrackShape();
m_BackgroundShape = GetBackgroundShape();
}
public override void PaintThumb(System.Drawing.Graphics g, System.Drawing.Rectangle bounds, eScrollThumbPosition position, eScrollBarState state)
{
Office2007ScrollBarStateColorTable ct = GetColorTable(state);
if (ct == null) return;
// Initialize Colors
m_ThumbOuterBorder.Apply(ct.ThumbOuterBorder);
m_ThumbInnerBorder.Apply(ct.ThumbInnerBorder);
m_ThumbInnerFill.BackgroundColorBlend = ct.ThumbBackground;
m_ThumbSignFill.Apply(ct.ThumbSignBackground);
m_ThumbSignShape.Path = GetThumbSignPath(position);
m_ThumbShape.Paint(new Presentation.ShapePaintInfo(g, bounds));
m_ThumbSignShape.Path.Dispose();
m_ThumbSignShape.Path = null;
}
private Office2007ScrollBarStateColorTable GetColorTable(eScrollBarState state)
{
Office2007ScrollBarColorTable csb = m_AppStyleScrollBar ? m_ColorTable.AppScrollBar : m_ColorTable.ScrollBar;
if (state == eScrollBarState.Normal)
return csb.Default;
else if (state == eScrollBarState.Disabled)
return csb.Disabled;
else if (state == eScrollBarState.ControlMouseOver)
return csb.MouseOverControl;
else if (state == eScrollBarState.PartMouseOver)
return csb.MouseOver;
else if (state == eScrollBarState.Pressed)
return csb.Pressed;
return null;
}
public override void PaintTrackHorizontal(System.Drawing.Graphics g, System.Drawing.Rectangle bounds, eScrollBarState state)
{
Office2007ScrollBarStateColorTable ct = GetColorTable(state);
if (ct == null) return;
// Apply Colors...
m_TrackOuterBorder.Apply(ct.TrackOuterBorder);
m_TrackInnerBorder.Apply(ct.TrackInnerBorder);
m_TrackInnerFill.BackgroundColorBlend = ct.TrackBackground;
m_TrackInnerFill.GradientAngle = 90;
m_TrackShape.Paint(new Presentation.ShapePaintInfo(g, bounds));
if (bounds.Width > Dpi.Width10 && !ct.TrackSignBackground.Start.IsEmpty)
{
Rectangle r = new Rectangle(bounds.X + (bounds.Width - Dpi.Width7) / 2, bounds.Y + (bounds.Height - Dpi.Height8) / 2, Dpi.Width8, Dpi.Height8);
Pen penDark = new Pen(ct.TrackSignBackground.Start, Dpi.Width1);
Pen penLight = null;
if (!ct.TrackSignBackground.End.IsEmpty) penLight = new Pen(ct.TrackSignBackground.End, Dpi.Width1);
for (int i = 0; i < 4; i++)
{
g.DrawLine(penDark, r.X, r.Y, r.X, r.Bottom);
r.X+=Dpi.Width1;
if (penLight != null)
g.DrawLine(penLight, r.X, r.Y, r.X, r.Bottom);
r.X += Dpi.Width1;
}
if (penDark != null) penDark.Dispose();
if (penLight != null) penLight.Dispose();
}
}
public override void PaintTrackVertical(System.Drawing.Graphics g, System.Drawing.Rectangle bounds, eScrollBarState state)
{
Office2007ScrollBarStateColorTable ct = GetColorTable(state);
if (ct == null) return;
// Apply Colors...
m_TrackOuterBorder.Apply(ct.TrackOuterBorder);
m_TrackInnerBorder.Apply(ct.TrackInnerBorder);
m_TrackInnerFill.BackgroundColorBlend = ct.TrackBackground;
m_TrackInnerFill.GradientAngle = 0;
m_TrackShape.Paint(new Presentation.ShapePaintInfo(g, bounds));
if (bounds.Height > Dpi.Height10 && !ct.TrackSignBackground.Start.IsEmpty)
{
Rectangle r = new Rectangle(bounds.X + (bounds.Width - Dpi.Width8) / 2, bounds.Y + (bounds.Height - Dpi.Height6) / 2, Dpi.Width8, Dpi.Height8);
Pen penDark = new Pen(ct.TrackSignBackground.Start, Dpi.Width1);
Pen penLight = null;
if (!ct.TrackSignBackground.End.IsEmpty) penLight = new Pen(ct.TrackSignBackground.End, Dpi.Width1);
for (int i = 0; i < 4; i++)
{
g.DrawLine(penDark, r.X, r.Y, r.Right, r.Y);
r.Y+=Dpi.Height1;
if (penLight != null)
g.DrawLine(penLight, r.X, r.Y, r.Right, r.Y);
r.Y += Dpi.Height1;
}
if (penDark != null) penDark.Dispose();
if (penLight != null) penLight.Dispose();
}
}
public override void PaintBackground(Graphics g, Rectangle bounds, eScrollBarState state, bool horizontal, bool sideBorderOnly, bool rtl)
{
Office2007ScrollBarStateColorTable ct = GetColorTable(state);
if (ct == null) return;
// Apply Colors...
if (sideBorderOnly)
m_BackgroundBorder.Apply(null);
else
m_BackgroundBorder.Apply(ct.Border);
m_BackgroundFill.Apply(ct.Background);
m_BackgroundFill.GradientAngle = horizontal ? 90 : 0;
m_BackgroundShape.Paint(new Presentation.ShapePaintInfo(g, bounds));
if (sideBorderOnly && !ct.Border.Start.IsEmpty)
{
if (horizontal)
DisplayHelp.DrawLine(g, bounds.X, bounds.Y, bounds.Right, bounds.Y, ct.Border.Start, 1);
else
{
if (rtl)
DisplayHelp.DrawLine(g, bounds.Right - 1, bounds.Y, bounds.Right - 1, bounds.Bottom, ct.Border.Start, 1);
else
DisplayHelp.DrawLine(g, 0, bounds.Y, 0, bounds.Bottom, ct.Border.Start, 1);
}
}
}
private Presentation.Shape GetBackgroundShape()
{
Presentation.Rectangle b = new Presentation.Rectangle();
b.Border = m_BackgroundBorder;
b.Fill = m_BackgroundFill;
b.Padding = new Presentation.PaddingInfo(1, 1, 1, 1);
return b;
}
private Presentation.Shape GetThumbShape()
{
Presentation.Rectangle thumb = new Presentation.Rectangle();
thumb.Border = m_ThumbOuterBorder;
thumb.Padding = new Presentation.PaddingInfo(1, 1, 1, 1);
Presentation.Rectangle innerRect = new Presentation.Rectangle();
innerRect.Padding = new Presentation.PaddingInfo(1, 1, 1, 1);
innerRect.Border = m_ThumbInnerBorder;
innerRect.Fill = m_ThumbInnerFill;
thumb.Children.Add(innerRect);
m_ThumbSignShape = new Presentation.ShapePath();
m_ThumbSignShape.Fill = m_ThumbSignFill;
innerRect.Children.Add(m_ThumbSignShape);
return thumb;
}
private Presentation.Shape GetTrackShape()
{
Presentation.Rectangle thumb = new Presentation.Rectangle();
thumb.CornerType = eCornerType.Rounded;
thumb.CornerSize = 1;
thumb.Border = m_TrackOuterBorder;
thumb.Padding = new Presentation.PaddingInfo(1, 1, 1, 1);
Presentation.Rectangle innerRect = new Presentation.Rectangle();
innerRect.Padding = new Presentation.PaddingInfo(1, 1, 1, 1);
innerRect.Border = m_TrackInnerBorder;
innerRect.Fill = m_TrackInnerFill;
thumb.Children.Add(innerRect);
return thumb;
}
private GraphicsPath GetThumbSignPath(eScrollThumbPosition pos)
{
GraphicsPath path = new GraphicsPath();
Size signSize = Dpi.Size(m_ThumbSignSize);
if (pos == eScrollThumbPosition.Left || pos == eScrollThumbPosition.Right)
{
int w = signSize.Width;
signSize.Width = signSize.Height;
signSize.Height = w;
}
if (pos == eScrollThumbPosition.Top)
{
path.AddPolygon(new PointF[] {new PointF(-1, signSize.Height),
new PointF(signSize.Width / 2 , -1),
new PointF(signSize.Width / 2, -1), new PointF(signSize.Width, signSize.Height),
new PointF(signSize.Width, signSize.Height), new PointF(-1, signSize.Height)});
path.CloseAllFigures();
}
else if (pos == eScrollThumbPosition.Bottom)
{
path.AddLine(signSize.Width / 2, signSize.Height + 1, signSize.Width, 1);
path.AddLine(signSize.Width, 1, 0, 1);
path.AddLine(0, 1, signSize.Width / 2, signSize.Height + 1);
path.CloseAllFigures();
}
else if (pos == eScrollThumbPosition.Left)
{
//signSize.Width++;
signSize.Height++;
int h2 = (int)(signSize.Height / 2);
path.AddLine(0, h2, signSize.Width, 0);
path.AddLine(signSize.Width, 0, signSize.Width, signSize.Height);
path.AddLine(signSize.Width, signSize.Height, 0, h2);
path.CloseAllFigures();
}
else if (pos == eScrollThumbPosition.Right)
{
signSize.Height++;
path.AddLine(signSize.Width, signSize.Height / 2, 0, 0);
path.AddLine(0, 0, 0, signSize.Height);
path.AddLine(0, signSize.Height, signSize.Width, signSize.Height / 2);
path.CloseAllFigures();
}
return path;
}
public bool AppStyleScrollBar
{
get { return m_AppStyleScrollBar; }
set { m_AppStyleScrollBar = value; }
}
#endregion
}
}