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DotNet 4.8.1 build of DotNetBar

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John Jenko
2025-02-07 10:35:23 -05:00
parent 33439b63a0
commit 6b0a5d60f4
2609 changed files with 989814 additions and 7 deletions
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PROMS/DotNetBar Source Code/TabStripRoundHeaderDisplay.cs Normal file
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using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Text;
namespace DevComponents.DotNetBar
{
/// <summary>
/// Represents class performing the display of tabs with RoundHeader style.
/// </summary>
internal class TabStripRoundHeaderDisplay:TabStripBaseDisplay
{
#region Methods
public override void Paint(Graphics g, TabStrip tabStrip)
{
base.Paint(g,tabStrip);
TabsCollection tabs=tabStrip.Tabs;
TabColorScheme colorScheme=tabStrip.ColorScheme;
Rectangle clientRect=tabStrip.ClientRectangle;
Rectangle r=tabStrip.DisplayRectangle;
r.Inflate(2,2);
using(SolidBrush brush=new SolidBrush(tabStrip.BackColor))
g.FillRectangle(brush,r);
//g.Clear(tabStrip.BackColor);
TabItem lastTab=GetLastVisibleTab(tabs);
Rectangle selectedRect = Rectangle.Empty;
if (tabStrip.SelectedTab != null)
selectedRect = tabStrip.SelectedTab.DisplayRectangle;
DrawBackground(tabStrip, clientRect, g, colorScheme, GetTabsRegion(tabs, lastTab), tabStrip.TabAlignment, selectedRect);
bool bFirstVisible=true;
foreach(TabItem tab in tabs)
{
if(!tab.Visible)
continue;
if(tab.DisplayRectangle.IntersectsWith(clientRect))
PaintTab(g,tab,bFirstVisible,(tab==lastTab));
bFirstVisible=false;
}
}
protected override Region GetTabsRegion(TabsCollection tabs, TabItem lastTab)
{
bool bFirstVisible=true;
Region tabRegion=new Region();
tabRegion.MakeEmpty();
foreach(TabItem tab in tabs)
{
if(!tab.Visible)
continue;
GraphicsPath path=GetTabItemPath(tab,bFirstVisible,(tab==lastTab));
tabRegion.Union(path);
bFirstVisible=false;
}
return tabRegion;
}
protected override LinearGradientBrush CreateTabGradientBrush(Rectangle r,Color color1,Color color2,int gradientAngle)
{
LinearGradientBrush brush=base.CreateTabGradientBrush(r,color1,color2,gradientAngle);
Blend blend=new Blend(5);
blend.Factors=new float[]{0,.6f,1f,.6f,0f};
blend.Positions=new float[]{0,.3f,.5f,.7f,1f};
brush.Blend=blend;
return brush;
}
protected override void DrawBackground(TabStrip tabStrip, Rectangle tabStripRect, Graphics g, TabColorScheme colors, Region tabsRegion, eTabStripAlignment tabAlignment, Rectangle selectedTabRect)
{
int cornerDiameter=5;
Rectangle br;
GraphicsPath path=new GraphicsPath();
if(tabAlignment==eTabStripAlignment.Top)
{
br=new Rectangle(tabStripRect.X,tabStripRect.Y+tabStripRect.Height/2,tabStripRect.Width-1,tabStripRect.Height-tabStripRect.Height/2);
path.AddLine(br.X,br.Bottom,br.X,br.Top+cornerDiameter);
ArcData ad=GetCornerArc(br,cornerDiameter,eCornerArc.TopLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.X+cornerDiameter,br.Y,br.Right-cornerDiameter,br.Y);
ad=GetCornerArc(br,cornerDiameter,eCornerArc.TopRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.Right,br.Y+cornerDiameter,br.Right,br.Bottom);
}
else if(tabAlignment==eTabStripAlignment.Bottom)
{
br=new Rectangle(tabStripRect.X,tabStripRect.Y,tabStripRect.Width-1,tabStripRect.Height/2);
path.AddLine(br.Right,br.Y,br.Right,br.Bottom-cornerDiameter);
ArcData ad=GetCornerArc(br,cornerDiameter,eCornerArc.BottomRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.Right-cornerDiameter,br.Bottom,br.X+cornerDiameter,br.Bottom);
ad=GetCornerArc(br,cornerDiameter,eCornerArc.BottomLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.X,br.Bottom-cornerDiameter,br.X,br.Y);
}
else if(tabAlignment==eTabStripAlignment.Left)
{
br=new Rectangle(tabStripRect.X+tabStripRect.Width/2,tabStripRect.Y,tabStripRect.Width/2+1,tabStripRect.Height-1);
path.AddLine(br.Right,br.Bottom,br.X+cornerDiameter,br.Bottom);
ArcData ad=GetCornerArc(br,cornerDiameter,eCornerArc.BottomLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.X,br.Bottom-cornerDiameter,br.X,br.Y+cornerDiameter);
ad=GetCornerArc(br,cornerDiameter,eCornerArc.TopLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.X+cornerDiameter,br.Y,br.Right,br.Y);
}
else if(tabAlignment==eTabStripAlignment.Right)
{
br=new Rectangle(tabStripRect.X,tabStripRect.Y,tabStripRect.Width/2,tabStripRect.Height-1);
path.AddLine(br.X,br.Y,br.Right-cornerDiameter,br.Y);
ArcData ad=GetCornerArc(br,cornerDiameter,eCornerArc.TopRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.Right,br.Y+cornerDiameter,br.Right,br.Bottom-cornerDiameter);
ad=GetCornerArc(br,cornerDiameter,eCornerArc.BottomRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(br.Right-cornerDiameter,br.Bottom,br.X,br.Bottom);
}
// Paint background of the tab control
GraphicsPath backPath=path.Clone() as GraphicsPath;
backPath.CloseAllFigures();
g.SetClip(backPath,CombineMode.Replace);
g.SetClip(tabsRegion,CombineMode.Exclude);
g.Clear(colors.TabPanelBackground);
g.ResetClip();
backPath.Dispose();
g.SetClip(tabsRegion,CombineMode.Exclude);
using(Pen pen=new Pen(colors.TabBorder,1))
g.DrawPath(pen,path);
path.Dispose();
g.ResetClip();
}
#endregion
#region Tab Path Functions
protected override GraphicsPath GetTabItemPath(TabItem tab, bool bFirst, bool bLast)
{
GraphicsPath path=new GraphicsPath();
int cornerDiameter=3;
Rectangle clientRectangle=tab.DisplayRectangle;
if(!bFirst && !bLast)
path.AddRectangle(clientRectangle);
else
{
if(bFirst)
{
if(tab.Parent.TabAlignment==eTabStripAlignment.Top || tab.Parent.TabAlignment==eTabStripAlignment.Bottom)
{
path.AddLine(clientRectangle.Right-(bLast?cornerDiameter:0),clientRectangle.Bottom,clientRectangle.X+cornerDiameter,clientRectangle.Bottom);
ArcData ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.BottomLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(clientRectangle.X,clientRectangle.Bottom-cornerDiameter,clientRectangle.X,clientRectangle.Y+cornerDiameter);
ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.TopLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(clientRectangle.X+cornerDiameter,clientRectangle.Y,clientRectangle.Right-(bLast?cornerDiameter:0),clientRectangle.Y);
}
else
{
ArcData ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.TopLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(clientRectangle.X+cornerDiameter,clientRectangle.Y,clientRectangle.Right-cornerDiameter,clientRectangle.Y);
ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.TopRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(clientRectangle.Right,clientRectangle.Y+cornerDiameter,clientRectangle.Right,clientRectangle.Bottom-(bLast?cornerDiameter:0));
}
}
else
path.AddLine(clientRectangle.X,clientRectangle.Y,clientRectangle.Right,clientRectangle.Y);
if(bLast)
{
if(tab.Parent.TabAlignment==eTabStripAlignment.Top || tab.Parent.TabAlignment==eTabStripAlignment.Bottom)
{
if(!bFirst)
path.AddLine(clientRectangle.X,clientRectangle.Y,clientRectangle.Right-cornerDiameter,clientRectangle.Y);
ArcData ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.TopRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(clientRectangle.Right,clientRectangle.Y+cornerDiameter,clientRectangle.Right,clientRectangle.Bottom-cornerDiameter);
ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.BottomRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
if(!bFirst)
path.AddLine(clientRectangle.Right-cornerDiameter,clientRectangle.Bottom,clientRectangle.X,clientRectangle.Bottom);
}
else
{
if(!bFirst)
path.AddLine(clientRectangle.Right,clientRectangle.Y,clientRectangle.Right,clientRectangle.Bottom-cornerDiameter);
ArcData ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.BottomRight);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
path.AddLine(clientRectangle.Right-cornerDiameter,clientRectangle.Bottom,clientRectangle.X+cornerDiameter,clientRectangle.Bottom);
ad=GetCornerArc(clientRectangle,cornerDiameter,eCornerArc.BottomLeft);
path.AddArc(ad.X,ad.Y,ad.Width,ad.Height,ad.StartAngle,ad.SweepAngle);
if(!bFirst)
path.AddLine(clientRectangle.X,clientRectangle.Bottom-cornerDiameter,clientRectangle.X,clientRectangle.Y);
}
}
else
path.AddLine(clientRectangle.Right,clientRectangle.Bottom,clientRectangle.X,clientRectangle.Bottom);
path.CloseAllFigures();
}
return path;
}
#endregion
}
}