public override void Invalidate(Rectangle bounds)
{
if (dbuffer != null)
{
dbuffer.Invalidate(bounds);
}
base.Invalidate(bounds);
}
/// <summary>
/// Invalids the specified bounds.
/// </summary>
public virtual void Invalidate(Rectangle bounds)
{
if (Container == null)
{
return;
}
int delta = DBufferTop - ScaledTopOffset;
Rectangle r = new Rectangle(bounds.X, bounds.Y - delta, bounds.Width, bounds.Height);
if (doubleBuffer != null)
{
doubleBuffer.Invalidate(r);
}
bounds.Offset(Left, Top);
// don't let the child control invalidate anything outside the own bounds:
ClipRectangle(ref bounds);
Container.Invalidate(bounds);
}