行为型/状态模式/MarioSample/MarioStateMachine3.cs

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namespace DesignModeConsole.行为型.状态模式.MarioSample;

//状态机实现方案三：状态模式

/// <summary>
/// 状态的接口，定义所有的事件
/// </summary>
public interface IMario
{
    StateEnum GetName();

    /// <summary>
    /// 得到蘑菇
    /// </summary>
    void ObtainMushRoom();

    /// <summary>
    /// 得到斗篷
    /// </summary>
    void ObtainCape();

    /// <summary>
    /// 得到火焰
    /// </summary>
    void ObtainFireFlower();

    /// <summary>
    /// 遇到怪物
    /// </summary>
    void MeetMonster();
}

public class SmallMario : IMario
{
    private readonly MarioStateMachine3 _stateMachine3;

    public SmallMario(MarioStateMachine3 stateMachine3)
    {
        _stateMachine3 = stateMachine3;
    }

    public StateEnum GetName()
    {
        return StateEnum.Small;
    }

    public void ObtainMushRoom()
    {
        _stateMachine3.SetCurrentState(new SuperMario(_stateMachine3));
        _stateMachine3.SetScore(_stateMachine3.Score + 100);
    }

    public void ObtainCape()
    {
        _stateMachine3.SetCurrentState(new CapeMario(_stateMachine3));
        _stateMachine3.SetScore(_stateMachine3.Score + 200);
    }

    public void ObtainFireFlower()
    {