修飾模式（Decorator結構型）C#簡單例子

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修飾模式（Decorator結構型）C#簡單例子

玩家準系統是移動、運行等等。BaseAbility
新增加功能：1、傷害技能harmAbility；2、阻礙技能BaulkAbility；3、輔助技能assistAbility
玩家1增加傷害技能                                          Decorator harm = new HarmAbility(baseAbility);
玩家2增加傷害技能、阻礙技能                      Decorator baulk = new BaulkAbility(harm);
玩家3增加傷害技能、阻礙技能和輔助技能  Decorator assist = new AssistAbility(baulk);

namespace adapterpattern{    public partial class DecoratorForm : Form    {        public DecoratorForm()        {            InitializeComponent();        }        private void btnDisplay_Click(object sender, EventArgs e)        {            BaseAbility baseAbility = new BaseOperation();            baseAbility.Run();            listBox1.Items.Add(baseData.baseString);            baseData.baseString = "";            listBox1.Items.Add("***********玩家1新功能：傷害**************");            Decorator harm = new HarmAbility(baseAbility);            harm.Run();            listBox1.Items.Add(baseData.baseString);            baseData.baseString = "";            listBox1.Items.Add("***********玩家2新功能：傷害和阻礙**************");            Decorator baulk = new BaulkAbility(harm);            baulk.Run();            listBox1.Items.Add(baseData.baseString);            baseData.baseString = "";            listBox1.Items.Add("***********玩家3新功能：傷害、阻礙、輔助**************");            Decorator assist = new AssistAbility(baulk);            assist.Run();            listBox1.Items.Add(baseData.baseString);        }    }    public abstract class BaseAbility    //抽象的基礎功能    {        public abstract void Run();    }    public class BaseOperation : BaseAbility//實體基礎功能    {        public override void Run()        {            baseData.baseString += "---移動---";            baseData.baseString += "----運行----";        }    }    public abstract class Decorator : BaseAbility//介面繼承    {        private BaseAbility baseAbility;//Has—A對象組合        public Decorator(BaseAbility baseAbility)//裝飾連接點        {            this.baseAbility = baseAbility;        }        public override void Run()        {            baseAbility.Run();        }    }    public class baseData//資料中轉站    {        public static string baseString { get; set; }    }    public class HarmAbility : Decorator//增加傷害技能    {        public HarmAbility(BaseAbility baseAbility)            : base(baseAbility)        { }        public override void Run()//增加傷害        {            // base.Move();            base.Run();            baseData.baseString += "-----傷害-----";        }    }    public class BaulkAbility : Decorator//增加阻礙技能    {        public BaulkAbility(BaseAbility baseAbility)            : base(baseAbility)        { }        public override void Run()//增加阻礙        {            //   base.Move();            base.Run();            baseData.baseString += "-----阻礙-----";        }    }    public class AssistAbility : Decorator//增加輔助技能    {        public AssistAbility(BaseAbility baseAbility)            : base(baseAbility)        { }        public override void Run()        {            base.Run();            baseData.baseString += "-----輔助-----";        }    }}

修飾模式（Decorator結構型）C#簡單例子