/// <summary>
/// Get the currently hovered element.
/// </summary>
private BaseElement GetHoveredElement()
{
List <BaseElement> blockers = this.GetAllElements(true).Where(element => element.Blocker).ToList();
List <BaseElement> hoveredElements = this.GetAllElements(true)
.Where(element => element.GetBounds().Contains(MouseInfo.Position))
.ToList();
hoveredElements.Reverse(); // Ensures that elements rendered last are selected first when priorities are equal
if (hoveredElements.Count <= 0)
{
return(null);
}
BaseElement result = hoveredElements.OrderByDescending(element => element.Priority).First();
if (!blockers.Any())
{
return(result);
}
// Get the highest priority blocker and check whether the hovered element is that blocker or any of it's children
BaseElement topBlocker = blockers.OrderByDescending(element => element.Priority).First();
if (!topBlocker.BuildFlattenedSubTree(true).Contains(result))
{
result = null;
}
return(result);
}
