/// <summary>
/// Will attempt to add this Drawable to the given DrawSet.
/// </summary>
/// <param name="targetDrawSet">The DrawSet this object will be added to.
/// Note, if this objects priority is not within the targetDrawSet's range of available priorities it will be adjusted to to the closest one</param>
/// <returns>If True, this was successfully added to the drawSet, if false no changes were made</returns>
public bool addToDrawSet(DrawSet targetDrawSet)
{
if (targetDrawSet != null && (currentDrawSet == null || targetDrawSet != currentDrawSet))
{
if (currentDrawSet != null)
{
removeFromDrawSet();
}
return(targetDrawSet.addToDrawSet(this));
}
return(false);
}
/// <summary>
/// Will set this object priority.
/// Priority is used to determine draw order, higher priority items are drawn first, lower priority items are drawn last.
/// Priority is represented by an inteteger value ranging from zero to the max priority
/// maxpriority is determined by the
/// </summary>
/// <returns>If True the prioirity was changed successfully, otherwise returns false</returns>
public bool setPriority(int newPriority)
{
if (newPriority >= 0 && (currentDrawSet == null || newPriority < currentDrawSet.getAvailablePriorities()))
{
priority = newPriority;
if (currentDrawSet != null)
{
DrawSet drawSet = currentDrawSet;
removeFromDrawSet();
drawSet.addToDrawSet(this);
}
return(true);
}
return(false);
}