/// <summary>
/// Get the rectangle of html element as calculated by html layout.<br/>
/// Element if found by id (id attribute on the html element).<br/>
/// Note: to get the screen rectangle you need to adjust by the hosting control.<br/>
/// </summary>
/// <param name="elementId">the id of the element to get its rectangle</param>
/// <returns>the rectangle of the element or null if not found</returns>
public virtual RectangleF?GetElementRectangle(string elementId)
{
return(_htmlContainer != null?_htmlContainer.GetElementRectangle(elementId) : null);
}