public static void Main(string[] args)
{
IList <object> products = new List <object>();
products.Add("倚天剑");
products.Add("屠龙刀");
products.Add("断肠草");
products.Add("葵花宝典");
products.Add("四十二章经");
AbstractObjectList objectList = new ProductList(products); // 创建聚合对象
AbstractIterator iterator = objectList.CreateIterator(); // 创建迭代器对象
Console.WriteLine("正向遍历");
while (!iterator.IsLast())
{
Console.Write(iterator.GetNextItem() + ",");
iterator.Next();
}
Console.WriteLine();
Console.WriteLine("-------------------------------------------------------");
Console.WriteLine("逆向遍历");
while (!iterator.IsFirst())
{
Console.Write(iterator.GetPreviousItem() + ",");
iterator.Previous();
}
Console.ReadKey();
}
public void GenerateGameOverWindow2()
{
var BoardIter = new TilesCollection();
for (int i = 0; i < 20; i++)
{
for (int y = 0; y < 20; y++)
{
BoardIter[i, y] = TilesSet.GetTile(i, y);
}
}
AbstractIterator iter = BoardIter.CreateIterator();
object item = iter.First();
while (item != null)
{
Rectangle ColorBlock = new Rectangle();
ColorBlock.Name = "";
ColorBlock.Fill = Brushes.Black;
Tile tile = (Tile)item;
Grid.SetColumn(ColorBlock, tile.x);
Grid.SetRow(ColorBlock, tile.y);
gridMain.Children.Add(ColorBlock);
item = iter.Next();
}
}
public override void Accept(IVisitor visitor)
{
visitor.Visit(this);
AbstractIterator it = CreateIterator();
for (it.First(); !it.IsDone(); it.MoveNext())
{
it.GetCurrent().Accept(visitor);
}
}
public override void Display()
{
Console.WriteLine("\n\nCompany Name:\t{0}\nDescription:\t{1}\n", _name, _description);
AbstractIterator it = CreateIterator();
for (it.First(); !it.IsDone(); it.MoveNext())
{
it.GetCurrent().Display();
}
}
internal DelegateIterator(AbstractIterator delegateIterator)
{
this.delegateIterator = delegateIterator;
}
internal ReverseIterator(AbstractIterator forwardIterator) : base(forwardIterator)
{
}
