static void Main(string[] args)
{
int extrinsicstate = 20;
FlyweightFactory f = new FlyweightFactory();
Flyweight fx = f.GetFlyweight("X");
fx.Operation(--extrinsicstate);
Flyweight fy = f.GetFlyweight("Y");
fy.Operation(--extrinsicstate);
Flyweight fz = f.GetFlyweight("Z");
fz.Operation(--extrinsicstate);
Flyweight uf = new UnshareConcreteFlyweight();
uf.Operation(--extrinsicstate);
Console.ReadKey();
}
static void Main(string[] args)
{
//享元模式:运用共享技术有效的支持大量细粒度的对象
//初始化外部状态类,初始化两个用户
User user1 = new User("小明");
User user2 = new User("小红");
//初始化一个享元工厂
FlyweightFactory f = new FlyweightFactory();
Flyweight fw1 = f.GetFlyweight(user1);
fw1.Operation(1);
Flyweight fw2 = f.GetFlyweight(user2);
fw2.Operation(2);
Flyweight fw3 = f.GetFlyweight(user1);
fw3.Operation(3);
Console.Read();
}
/// <summary>
/// The test second.
/// </summary>
private static void TestSecond()
{
// Arbitrary extrinsic state
int extrinsicstate = 22;
FlyweightFactory flyweightFactory = new FlyweightFactory();
// Work with different flyweight instances
AbstractFlyweight fx = flyweightFactory.GetFlyweight("X");
fx.Operation(--extrinsicstate);
AbstractFlyweight fy = flyweightFactory.GetFlyweight("Y");
fy.Operation(--extrinsicstate);
AbstractFlyweight fz = flyweightFactory.GetFlyweight("Z");
fz.Operation(--extrinsicstate);
UnsharedConcreteFlyweight fu = new UnsharedConcreteFlyweight();
fu.Operation(--extrinsicstate);
// Wait for user
Console.ReadKey();
}
public static void AddCarToPoliceDatabase(FlyweightFactory factory, Car car)
{
Console.WriteLine($"{Environment.NewLine}Client: Adding a car to database.");
var flyweight = factory.GetFlyweight(new Car
{
Color = car.Color,
Model = car.Model,
Company = car.Company
});
// Клиентский код либо сохраняет, либо вычисляет внешнее состояние и
// передает его методам легковеса.
flyweight.Operation(car);
}
public void DrawWithFlyweight()
{
var states = new List <Bullet.ExtrinsicState>();
var bulletTypes = new List <Bullet.BulletType>();
for (int i = 0; i < 100000; i++)
{
states.Add(Bullet.GetRandomExtrinsicState());
bulletTypes.Add(Bullet.GetRandomBulletType());
}
Bullet bullet;
for (int i = 0; i < 100000; i++)
{
bullet = FlyweightFactory.GetFlyweight(bulletTypes[i]);
bullet.ExState = states[i];
bullet.Draw();
}
}