[설계 패턴 C#] 10. 퍼샤드 패턴

10. 퍼샤드 패턴

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Facade.zip

"본문 내용"은 언제나 휴일 본 사이트에 있습니다.

▶ Picture.cs

using System; namespace Facade {     class Picture     {         int tone;         int brightness;         int saturation;         public string Name         {             get;             private set;         }         public Picture(string name,int tone,int brightness,int saturation)         {             Name = name;             this.tone = tone;             this.brightness = brightness;             this.saturation = saturation;         }         public void Change(int tone,int brightness,int saturation)         {             this.tone += tone;             this.brightness += brightness;             this.saturation += saturation;         }           bool IsEqual(string name)         {             return Name == name;         }           public void View()         {             Console.WriteLine("사진 이름:{0}",Name);             Console.WriteLine("색조:{0} 명도:{1} 채도:{2}",tone,brightness,saturation);         }     } }

 

▶ Compensator.cs

namespace Facade {     class Compensator //하위 계층 서비스     {         public void Change(Picture picture, int tone, int brightness, int saturation)         {             picture.Change(tone, brightness, saturation);         }     } }

 

▶ PictureManager.cs

using System.Collections.Generic; namespace Facade {     class PictureManager //하위 계층 서비스     {         List<Picture> pictures = new List<Picture>();         public bool Exist(string name)         {             return FindPicture(name)!=null;         }         public bool AddPicture(Picture picture)         {             if(Exist(picture.Name))             {                 return false;             }             pictures.Add(picture);             return true;         }           public Picture FindPicture(string name)         {             foreach(Picture picture in pictures)             {                 if(picture.Name == name)                 {                     return picture;                 }             }             return null;         }         public void View()         {             foreach (Picture picture in pictures)             {                 picture.View();             }         }     } }

 

▶ SmartManager.cs

namespace Facade {     class SmartManager // 사용자가 하위 계층의 기능을 쉽게 사용할 수 있게 제공     {         Compensator compensator = new Compensator(); //사진을 수정하는 개체         PictureManager pic_manager = new PictureManager();//사진을 관리하는 개체           public bool Exist(string name)         {             return pic_manager.Exist(name); //내부 개체 이용         }           public bool AddPicture(Picture picture)         {             return pic_manager.AddPicture(picture); //내부 개체 이용         }           Picture FindPicture(string name)         {             return pic_manager.FindPicture(name); //내부 개체 이용         }               public bool Change(string name,int tone,int brightness,int saturation)         {             Picture picture = FindPicture(name);             if(picture ==null)             {                 return false;             }             picture.Change(tone,brightness,saturation); //내부 개체 이용             return true;         }           public void View()         {             pic_manager.View(); //내부 개체 이용         }     } }

 

▶ Program.cs

namespace Facade {     class Program     {         static void Main(string[] args)         {             Picture picture = new Picture("언제나 휴일", 100, 100, 100);             Picture picture2 = new Picture("언제나 휴일2", 100, 100, 100);             SmartManager sm = new SmartManager();             sm.AddPicture(picture);             sm.AddPicture(picture2);             sm.Change("언제나 휴일", 20, 20, -50);             sm.View();         }     } }