| | | 1 | | using System; |
| | | 2 | | using System.Threading; |
| | | 3 | | using Cysharp.Threading.Tasks; |
| | | 4 | | using UnityEngine; |
| | | 5 | | |
| | | 6 | | namespace DCL |
| | | 7 | | { |
| | | 8 | | public class AssetPromise_Gif : AssetPromise<Asset_Gif> |
| | | 9 | | { |
| | | 10 | | private readonly string url; |
| | | 11 | | private Action onSuccsess; |
| | | 12 | | private Action<Exception> onFail; |
| | | 13 | | private CancellationTokenSource tokenSource; |
| | | 14 | | private bool jsGIFProcessingEnabled; |
| | | 15 | | private bool isLoading = false; |
| | | 16 | | |
| | 15 | 17 | | public AssetPromise_Gif(string url) |
| | | 18 | | { |
| | 30 | 19 | | KernelConfig.i.EnsureConfigInitialized().Then(config => jsGIFProcessingEnabled = config.gifSupported); |
| | 15 | 20 | | this.url = url; |
| | 15 | 21 | | } |
| | | 22 | | |
| | 75 | 23 | | public override object GetId() { return url; } |
| | | 24 | | |
| | | 25 | | protected override void OnLoad(Action OnSuccess, Action<Exception> OnFail) |
| | | 26 | | { |
| | 12 | 27 | | tokenSource = new CancellationTokenSource(); |
| | | 28 | | IGifProcessor processor; |
| | | 29 | | |
| | 12 | 30 | | if (asset.processor == null) |
| | | 31 | | { |
| | 12 | 32 | | processor = GetGifProcessor(); |
| | 12 | 33 | | asset.processor = processor; |
| | | 34 | | } |
| | | 35 | | else |
| | | 36 | | { |
| | 0 | 37 | | processor = asset.processor; |
| | | 38 | | } |
| | 12 | 39 | | onSuccsess = OnSuccess; |
| | 12 | 40 | | onFail = OnFail; |
| | | 41 | | |
| | 12 | 42 | | CancellationToken token = tokenSource.Token; |
| | | 43 | | |
| | 12 | 44 | | isLoading = true; |
| | | 45 | | |
| | 12 | 46 | | processor.Load(OnLoadSuccsess, OnLoadFail, token) |
| | | 47 | | .AttachExternalCancellation(token) |
| | | 48 | | .Forget(); |
| | 12 | 49 | | } |
| | | 50 | | |
| | | 51 | | private void OnLoadFail(Exception exception) |
| | | 52 | | { |
| | 3 | 53 | | isLoading = false; |
| | 3 | 54 | | onFail(exception); |
| | 3 | 55 | | } |
| | | 56 | | |
| | | 57 | | private IGifProcessor GetGifProcessor() |
| | | 58 | | { |
| | 12 | 59 | | if (jsGIFProcessingEnabled) |
| | | 60 | | { |
| | 0 | 61 | | return new JSGifProcessor(url); |
| | | 62 | | } |
| | | 63 | | |
| | 12 | 64 | | return new GifDecoderProcessor(url, Environment.i.platform.webRequest); |
| | | 65 | | } |
| | | 66 | | |
| | 144 | 67 | | public override bool keepWaiting => isLoading; |
| | | 68 | | |
| | | 69 | | private void OnLoadSuccsess(GifFrameData[] frames) |
| | | 70 | | { |
| | 6 | 71 | | isLoading = false; |
| | 6 | 72 | | asset.frames = frames; |
| | 6 | 73 | | onSuccsess?.Invoke(); |
| | 6 | 74 | | } |
| | | 75 | | protected override void OnCancelLoading() |
| | | 76 | | { |
| | 6 | 77 | | isLoading = false; |
| | 6 | 78 | | tokenSource.Cancel(); |
| | 6 | 79 | | tokenSource.Dispose(); |
| | 6 | 80 | | } |
| | | 81 | | |
| | | 82 | | protected override bool AddToLibrary() |
| | | 83 | | { |
| | 6 | 84 | | if (!library.Add(asset)) |
| | | 85 | | { |
| | 0 | 86 | | Debug.Log("add to library fail?"); |
| | 0 | 87 | | return false; |
| | | 88 | | } |
| | | 89 | | |
| | 6 | 90 | | asset = library.Get(asset.id); |
| | 6 | 91 | | return true; |
| | | 92 | | } |
| | | 93 | | |
| | 15 | 94 | | protected override void OnBeforeLoadOrReuse() { } |
| | | 95 | | |
| | 9 | 96 | | protected override void OnAfterLoadOrReuse() { } |
| | | 97 | | } |
| | | 98 | | } |