static void Main(string[] args)
{
#region Method Chain
//var goblin = new Creature("Goblin", 2, 3);
//Console.WriteLine(goblin);
//var root = new CreatureModifier(goblin);
////加上以下代码就不会执行
////root.Add(new NoBonusesModifier(goblin));
//Console.WriteLine("let's double the goblin's attack");
//root.Add(new DoubleAttackModifier(goblin));
//Console.WriteLine("let's increase goblin's defense");
//root.Add(new IncreaseDefenseModifier(goblin));
//root.Handle();
//Console.WriteLine(goblin);
#endregion
#region Broker Chain
var game = new Game();
var goblin = new Creature1(game, "string goblin", 3, 3);
Console.WriteLine(goblin);
using (new DoubleAttackModifier1(game, goblin))
{
Console.WriteLine(goblin);
using (new IncreaeDefenseModifier1(game, goblin))
{
Console.WriteLine(goblin);
}
}
Console.WriteLine(goblin);
#endregion
}
public DoubleAttackModifier1(Game game, Creature1 creature) : base(game, creature)
{
}
public IncreaeDefenseModifier1(Game game, Creature1 creature) : base(game, creature)
{
}
protected CreatureModifier1(Game game, Creature1 creature)
{
this.game = game ?? throw new ArgumentNullException(paramName: nameof(game));
this.creature = creature ?? throw new ArgumentNullException(paramName: nameof(creature));
game.Queries += Handle;
}