125 【战斗】战斗系统

yyl

2025-08-25 214fe94eaf7f09741a7857775dfffe8c3b83c75c

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
using Cysharp.Threading.Tasks.Internal;
using System;
using System.Threading;
 
namespace Cysharp.Threading.Tasks.Linq
{
    public static partial class UniTaskAsyncEnumerable
    {
        public static IObservable<TSource> ToObservable<TSource>(this IUniTaskAsyncEnumerable<TSource> source)
        {
            Error.ThrowArgumentNullException(source, nameof(source));
 
            return new ToObservable<TSource>(source);
        }
    }
 
    internal sealed class ToObservable<T> : IObservable<T>
    {
        readonly IUniTaskAsyncEnumerable<T> source;
 
        public ToObservable(IUniTaskAsyncEnumerable<T> source)
        {
            this.source = source;
        }
 
        public IDisposable Subscribe(IObserver<T> observer)
        {
            var ctd = new CancellationTokenDisposable();
 
            RunAsync(source, observer, ctd.Token).Forget();
 
            return ctd;
        }
 
        static async UniTaskVoid RunAsync(IUniTaskAsyncEnumerable<T> src, IObserver<T> observer, CancellationToken cancellationToken)
        {
            // cancellationToken.IsCancellationRequested is called when Rx's Disposed.
            // when disposed, finish silently.
 
            var e = src.GetAsyncEnumerator(cancellationToken);
            try
            {
                bool hasNext;
 
                do
                {
                    try
                    {
                        hasNext = await e.MoveNextAsync();
                    }
                    catch (Exception ex)
                    {
                        if (cancellationToken.IsCancellationRequested)
                        {
                            return;
                        }
 
                        observer.OnError(ex);
                        return;
                    }
 
                    if (hasNext)
                    {
                        observer.OnNext(e.Current);
                    }
                    else
                    {
                        observer.OnCompleted();
                        return;
                    }
                } while (!cancellationToken.IsCancellationRequested);
            }
            finally
            {
                if (e != null)
                {
                    await e.DisposeAsync();
                }
            }
        }
 
        internal sealed class CancellationTokenDisposable : IDisposable
        {
            readonly CancellationTokenSource cts = new CancellationTokenSource();
 
            public CancellationToken Token => cts.Token;
 
            public void Dispose()
            {
                if (!cts.IsCancellationRequested)
                {
                    cts.Cancel();
                }
            }
        }
    }
}