/// <summary>
/// 综合访问不同的迭代器
/// </summary>
/// <returns></returns>
public IEnumerable <int> GetAll()
{
var result = new List <int>();
if ((ArrayData != null) && (ArrayData.Length != 0))
{
result.AddRange(ArrayData);
}
if ((CheckList != null) || (CheckList.Count() != 0))
{
result.AddRange(CheckList.Select(x => x.Value));
}
if (Root != null)
{
result.AddRange(Root.DepthFirstEnumerator);
}
result.AddRange(Enum.GetValues(typeof(Color)).Cast <int>());
return(result.Count() == 0 ? null : result);
}
