public IFlyweight this[string index]
{
get {
if (!flyweights.ContainsKey(index))
flyweights[index] = new Flyweight();
return flyweights[index];
}
}
static void Main(string[] args)
{
int extrinsicstate = 12;
FlyweightFactory factory = new FlyweightFactory();
Flyweight fx = factory.GetFlyweight("X");
fx.Operation(--extrinsicstate);
Flyweight fy = factory.GetFlyweight("Y");
fy.Operation(--extrinsicstate);
Flyweight fz = factory.GetFlyweight("Z");
fz.Operation(--extrinsicstate);
UnshardConcreteFlyweight uf = new UnshardConcreteFlyweight();
uf.Operation(--extrinsicstate);
Console.Read();
}
static void Main(string[] args)
{
int i = 100;
FlyweightFactory factory = new FlyweightFactory();
Flyweight flyA = factory.GetFlyweight("A");
flyA.Operation(i);
Flyweight flyB = factory.GetFlyweight("B");
flyB.Operation(i * 2);
Flyweight flyC = factory.GetFlyweight("C");
flyC.Operation(i * 3);
Flyweight flyD = factory.GetFlyweight("D");
flyD.Operation(i * 4);
Flyweight flyE = new UnsharedFlyweight();
flyE.Operation(i / 2);
Flyweight flyF = factory.GetFlyweight("A");
flyF.Operation(i / 2);
Console.WriteLine("================================");
//共享图片工厂
ImageNodeFactory imageNodeFactory = new ImageNodeFactory();
Dictionary <int, ImageNode> imageList = new Dictionary <int, ImageNode>();
int randomNum = 0;
Random random = new Random();
for (int j = 0; j < 10; j++)
{
randomNum = random.Next(0, 10);
switch (randomNum / 2)
{
case 0:
imageList.Add(j, imageNodeFactory.GetImage("Lion"));
break;
case 1:
imageList.Add(j, imageNodeFactory.GetImage("Tiger"));
break;
case 2:
imageList.Add(j, imageNodeFactory.GetImage("Cat"));
break;
default:
imageList.Add(j, imageNodeFactory.GetImage("Dog"));
break;
}
}
//展示所生成的图像
for (int j = 0; j < 10; j++)
{
Console.WriteLine(j + "号坐标的");
imageList[i].Show();
}
//随机选取两个坐标的图像进行比较
int a = 0;
int b = 0;
while (a == b)
{
a = random.Next(0, 10);
b = random.Next(0, 10);
}
//由于使用了共享，所以直接判断对象是否相等即可
if (imageList[a] == imageList[b])
{
Console.WriteLine("可以消除");
}
else
{
Console.WriteLine("不可以消除");
}
}
