/// <summary>
/// Removes the markup from the given element if any known.
/// </summary>
public void UnmarkElement(HtmlElement e)
{
e.Require(x => e != null);
if (!IsMarked(e))
{
return;
}
e.UnmarkElement();
MarkedElements.Remove(e);
}
/// <summary>
/// Marks the given element with the given color.
/// </summary>
public void MarkElement(HtmlElement e, Color color)
{
e.Require(x => e != null);
if (IsMarked(e))
{
// unmark first - maybe it was marked with another color before
UnmarkElement(e);
}
e.MarkElement(color);
MarkedElements.Add(e);
}
/// <summary>
/// Removes all the known markups.
/// </summary>
public void UnmarkAll()
{
MarkedElements.ToList().Foreach(UnmarkElement);
}
/// <summary>
/// Indicates whether the given element is marked.
/// </summary>
public bool IsMarked(HtmlElement e)
{
e.Require(x => e != null);
return(MarkedElements.Contains(e));
}