/// <summary>
/// Paints the border for tabs
/// </summary>
/// <param name="path"></param>
/// <param name="tabBounds"></param>
internal override void AddTabBorder(System.Drawing.Drawing2D.GraphicsPath path, System.Drawing.Rectangle tabBounds)
{
switch (MgTabControlRenderer.GetRealTabAlignment(tabControl))
{
case TabAlignment.Top:
path.AddLine(tabBounds.X, tabBounds.Bottom, tabBounds.X, tabBounds.Y);
path.AddLine(tabBounds.X, tabBounds.Y, tabBounds.Right, tabBounds.Y);
path.AddLine(tabBounds.Right, tabBounds.Y, tabBounds.Right, tabBounds.Bottom);
break;
case TabAlignment.Bottom:
path.AddLine(tabBounds.Right, tabBounds.Y, tabBounds.Right, tabBounds.Bottom);
path.AddLine(tabBounds.Right, tabBounds.Bottom, tabBounds.X, tabBounds.Bottom);
path.AddLine(tabBounds.X, tabBounds.Bottom, tabBounds.X, tabBounds.Y);
break;
case TabAlignment.Left:
path.AddLine(tabBounds.Right, tabBounds.Bottom, tabBounds.X, tabBounds.Bottom);
path.AddLine(tabBounds.X, tabBounds.Bottom, tabBounds.X, tabBounds.Y);
path.AddLine(tabBounds.X, tabBounds.Y, tabBounds.Right, tabBounds.Y);
break;
case TabAlignment.Right:
path.AddLine(tabBounds.X, tabBounds.Y, tabBounds.Right, tabBounds.Y);
path.AddLine(tabBounds.Right, tabBounds.Y, tabBounds.Right, tabBounds.Bottom);
path.AddLine(tabBounds.Right, tabBounds.Bottom, tabBounds.X, tabBounds.Bottom);
break;
}
}
/// <summary>
/// Return the tab rect for selected and non selected tabs
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
internal override Rectangle GetTabRect(int index)
{
if (index < 0)
{
return(new Rectangle());
}
Rectangle tabBounds = base.GetTabRect(index);
if (index == this.tabControl.SelectedIndex)
{
if (this.tabControl.Alignment <= TabAlignment.Bottom)
{
// Increase the width of selected tab
tabBounds.X -= 2;
tabBounds.Width += 3;
if (this.tabControl.Alignment == TabAlignment.Top)
{
tabBounds.Inflate(0, 2); // Shift tab upwards
}
}
else // left and right
{
// increase the height of tab
tabBounds.Y -= 2;
tabBounds.Height += 3;
// when tab is aligned left shift tab towards left
if (MgTabControlRenderer.GetRealTabAlignment(tabControl) == TabAlignment.Left)
{
tabBounds.Inflate(2, 0);
}
}
}
else // non selected tabs
{
// When tab is bottom aligned decrease the top of non selected tabs.
if (tabControl.Alignment == TabAlignment.Bottom)
{
tabBounds.Y -= 2;
}
// When tab are aligned to right , decrease the width of non selected tabs
else if (MgTabControlRenderer.GetRealTabAlignment(tabControl) == TabAlignment.Right)
{
tabBounds.X -= 1;
tabBounds.Width -= 1;
}
}
return(tabBounds);
}
private static void AddPageBorder(GraphicsPath path, Rectangle pageBounds, Rectangle tabBounds, MgTabControl tabControl)
{
switch (MgTabControlRenderer.GetRealTabAlignment(tabControl))
{
case TabAlignment.Top:
path.AddLine(tabBounds.Right, pageBounds.Y, pageBounds.Right, pageBounds.Y);
path.AddLine(pageBounds.Right, pageBounds.Y, pageBounds.Right, pageBounds.Bottom);
path.AddLine(pageBounds.Right, pageBounds.Bottom, pageBounds.X, pageBounds.Bottom);
path.AddLine(pageBounds.X, pageBounds.Bottom, pageBounds.X, pageBounds.Y);
path.AddLine(pageBounds.X, pageBounds.Y, tabBounds.X, pageBounds.Y);
break;
case TabAlignment.Bottom:
path.AddLine(tabBounds.X, pageBounds.Bottom, pageBounds.X, pageBounds.Bottom);
path.AddLine(pageBounds.X, pageBounds.Bottom, pageBounds.X, pageBounds.Y);
path.AddLine(pageBounds.X, pageBounds.Y, pageBounds.Right, pageBounds.Y);
path.AddLine(pageBounds.Right, pageBounds.Y, pageBounds.Right, pageBounds.Bottom);
path.AddLine(pageBounds.Right, pageBounds.Bottom, tabBounds.Right, pageBounds.Bottom);
break;
case TabAlignment.Left:
path.AddLine(pageBounds.X, tabBounds.Y, pageBounds.X, pageBounds.Y);
path.AddLine(pageBounds.X, pageBounds.Y, pageBounds.Right, pageBounds.Y);
path.AddLine(pageBounds.Right, pageBounds.Y, pageBounds.Right, pageBounds.Bottom);
path.AddLine(pageBounds.Right, pageBounds.Bottom, pageBounds.X, pageBounds.Bottom);
path.AddLine(pageBounds.X, pageBounds.Bottom, pageBounds.X, tabBounds.Bottom);
break;
case TabAlignment.Right:
path.AddLine(pageBounds.Right, tabBounds.Bottom, pageBounds.Right, pageBounds.Bottom);
path.AddLine(pageBounds.Right, pageBounds.Bottom, pageBounds.X, pageBounds.Bottom);
path.AddLine(pageBounds.X, pageBounds.Bottom, pageBounds.X, pageBounds.Y);
path.AddLine(pageBounds.X, pageBounds.Y, pageBounds.Right, pageBounds.Y);
path.AddLine(pageBounds.Right, pageBounds.Y, pageBounds.Right, tabBounds.Y);
break;
}
}