protected internal override GraphicsPath GetOutline(int index)
{
Point[] pts = new Point[8];
if (Appearance == DockPane.AppearanceStyle.Document)
{
Rectangle rectTab = GetTabRectangle(index);
rectTab.Intersect(TabsRectangle);
int y = DockPane.PointToClient(PointToScreen(new Point(0, rectTab.Bottom))).Y;
Rectangle rectPaneClient = DockPane.ClientRectangle;
pts[0] = DockPane.PointToScreen(new Point(rectPaneClient.Left, y));
pts[1] = PointToScreen(new Point(rectTab.Left, rectTab.Bottom));
pts[2] = PointToScreen(new Point(rectTab.Left, rectTab.Top));
pts[3] = PointToScreen(new Point(rectTab.Right, rectTab.Top));
pts[4] = PointToScreen(new Point(rectTab.Right, rectTab.Bottom));
pts[5] = DockPane.PointToScreen(new Point(rectPaneClient.Right, y));
pts[6] = DockPane.PointToScreen(new Point(rectPaneClient.Right, rectPaneClient.Bottom));
pts[7] = DockPane.PointToScreen(new Point(rectPaneClient.Left, rectPaneClient.Bottom));
}
else
{
Rectangle rectTab = GetTabRectangle(index);
rectTab.Intersect(TabsRectangle);
int y = DockPane.PointToClient(PointToScreen(new Point(0, rectTab.Top))).Y;
Rectangle rectPaneClient = DockPane.ClientRectangle;
pts[0] = DockPane.PointToScreen(new Point(rectPaneClient.Left, rectPaneClient.Top));
pts[1] = DockPane.PointToScreen(new Point(rectPaneClient.Right, rectPaneClient.Top));
pts[2] = DockPane.PointToScreen(new Point(rectPaneClient.Right, y));
pts[3] = PointToScreen(new Point(rectTab.Right, rectTab.Top));
pts[4] = PointToScreen(new Point(rectTab.Right, rectTab.Bottom));
pts[5] = PointToScreen(new Point(rectTab.Left, rectTab.Bottom));
pts[6] = PointToScreen(new Point(rectTab.Left, rectTab.Top));
pts[7] = DockPane.PointToScreen(new Point(rectPaneClient.Left, y));
}
GraphicsPath path = new GraphicsPath();
path.AddLines(pts);
return(path);
}