03/22 델리게이트 연습

1.  유닛이 죽으면 인구수 줄이기

 

Program.cs

using System;

namespace Study07
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Program");
            new App();
        }
    }
}

 

App.cs

using System;

namespace Study07
{
    public class App
    {
        //생성자 
        public App()
        {
            Unit unit = new Unit();
            unit.die = ReduceThePopulation;
            unit.Die();
        }
        private void ReduceThePopulation()
        {
            Console.WriteLine("인구수가 줄었습니다.");
        }


    }
}

 

Unit.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Study07
{
    public delegate void Die();
    public class Unit
    {
        public Die die;
        public Unit()
        {

        }
        public void Die()
        {
            Console.WriteLine("유닛이 죽었습니다.");
            this.die();
        }
    }
}

 

2. 업그레이드 완료알기

Program.cs

using System;

namespace Study07
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Program");
            new App();
        }
    }
}

 

App.cs

using System;

namespace Study07
{
    public class App
    {
        //생성자 
        public App()
        {
            ScienceFacility scienceFacility = new ScienceFacility();
            scienceFacility.wasItUpgraded = WasItUpgraded;
            scienceFacility.Upgrade(0);
            scienceFacility.Upgrade(1);
        }
        
        private void WasItUpgraded(ScienceFacility scienceFacility)
        {
            foreach(Upgrade upgrade in scienceFacility.listUpgrade)
            {
                Console.WriteLine("{0}의 업그레이드 상황 : {1}", upgrade.UpgradeName, upgrade.IsUpgrade);
            }
        }
    }
}

 

 

ScienceFacility.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Study07
{
    public class Upgrade
    {
        public string UpgradeName { get; set; }
        public bool IsUpgrade { get; set; }

        public Upgrade(string name, bool bol)
        {
            UpgradeName = name;
            IsUpgrade = bol;
        }
    }
    public class ScienceFacility
    {
        public List<Upgrade> listUpgrade;
        public Action<ScienceFacility> wasItUpgraded;
        public ScienceFacility()
        {
            listUpgrade = new List<Upgrade>();
            listUpgrade.Add(new Upgrade("EMP 충격파 연구", false));
            listUpgrade.Add(new Upgrade("방사선 연구", false));
            listUpgrade.Add(new Upgrade("타이탄 반응로 연구", false));
            
        }

        public void Upgrade(int num)
        {
            switch(num)
            {
                case 0:
                    listUpgrade[num].IsUpgrade = true;
                    Console.WriteLine("{0}의 업그레이드를 완료했습니다.", listUpgrade[num].UpgradeName);
                    wasItUpgraded(this);
                    break;
                case 1:
                    listUpgrade[num].IsUpgrade = true;
                    Console.WriteLine("{0}의 업그레이드를 완료했습니다.", listUpgrade[num].UpgradeName);
                    wasItUpgraded(this);
                    break;
                case 2:
                    listUpgrade[num].IsUpgrade = true;
                    Console.WriteLine("{0}의 업그레이드를 완료했습니다.", listUpgrade[num].UpgradeName);
                    wasItUpgraded(this);
                    break;
                default:
                    break;
            }
        }
    }
}

 

3. 업적달성 알기

 

Program.cs

using System;

namespace Study07
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Program");
            new App();
        }
    }
}

 

App.cs

using System;

namespace Study07
{
    public class App
    {
        int num;
        //생성자 
        public App()
        {
            User user = new User();
            user.Achieve(ConfirmAchievements);
            user.Achieve(ConfirmAchievements);
            user.Achieve(ConfirmAchievements);
        }
        
        private void ConfirmAchievements()
        {
            Console.WriteLine("업적을 {0}개 달성하셨습니다.", ++num);
        }
    }
}

 

User.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Study07
{
    public delegate void Callback();
    public class User
    {        
        public User()
        {

        }
        public void Achieve(Callback callback)
        {
            Console.WriteLine("업적을 달성하였습니다.");
            callback();
        }
    }
}