mirror of
https://github.com/ppy/osu
synced 2024-12-14 19:06:07 +00:00
152 lines
5.3 KiB
C#
152 lines
5.3 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Linq;
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using osu.Framework.Audio;
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using osu.Framework.Audio.Track;
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using osu.Framework.Graphics.Textures;
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using osu.Framework.IO.Stores;
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using osu.Framework.Logging;
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using osu.Framework.Testing;
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using osu.Game.Beatmaps.Formats;
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using osu.Game.IO;
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using osu.Game.Skinning;
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using osu.Game.Storyboards;
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namespace osu.Game.Beatmaps
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{
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public partial class BeatmapManager
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{
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[ExcludeFromDynamicCompile]
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private class BeatmapManagerWorkingBeatmap : WorkingBeatmap
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{
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private readonly IResourceStore<byte[]> store;
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private readonly TextureStore textureStore;
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private readonly ITrackStore trackStore;
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public BeatmapManagerWorkingBeatmap(IResourceStore<byte[]> store, TextureStore textureStore, ITrackStore trackStore, BeatmapInfo beatmapInfo, AudioManager audioManager)
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: base(beatmapInfo, audioManager)
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{
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this.store = store;
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this.textureStore = textureStore;
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this.trackStore = trackStore;
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}
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protected override IBeatmap GetBeatmap()
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{
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if (BeatmapInfo.Path == null)
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return new Beatmap { BeatmapInfo = BeatmapInfo };
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try
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{
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using (var stream = new LineBufferedReader(store.GetStream(getPathForFile(BeatmapInfo.Path))))
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return Decoder.GetDecoder<Beatmap>(stream).Decode(stream);
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}
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catch (Exception e)
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{
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Logger.Error(e, "Beatmap failed to load");
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return null;
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}
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}
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private string getPathForFile(string filename) => BeatmapSetInfo.Files.SingleOrDefault(f => string.Equals(f.Filename, filename, StringComparison.OrdinalIgnoreCase))?.FileInfo.StoragePath;
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protected override bool BackgroundStillValid(Texture b) => false; // bypass lazy logic. we want to return a new background each time for refcounting purposes.
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protected override Texture GetBackground()
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{
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if (Metadata?.BackgroundFile == null)
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return null;
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try
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{
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return textureStore.Get(getPathForFile(Metadata.BackgroundFile));
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}
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catch (Exception e)
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{
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Logger.Error(e, "Background failed to load");
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return null;
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}
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}
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protected override Track GetBeatmapTrack()
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{
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if (Metadata?.AudioFile == null)
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return null;
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try
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{
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return trackStore.Get(getPathForFile(Metadata.AudioFile));
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}
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catch (Exception e)
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{
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Logger.Error(e, "Track failed to load");
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return null;
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}
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}
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protected override Waveform GetWaveform()
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{
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if (Metadata?.AudioFile == null)
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return null;
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try
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{
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var trackData = store.GetStream(getPathForFile(Metadata.AudioFile));
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return trackData == null ? null : new Waveform(trackData);
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}
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catch (Exception e)
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{
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Logger.Error(e, "Waveform failed to load");
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return null;
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}
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}
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protected override Storyboard GetStoryboard()
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{
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Storyboard storyboard;
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try
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{
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using (var stream = new LineBufferedReader(store.GetStream(getPathForFile(BeatmapInfo.Path))))
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{
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var decoder = Decoder.GetDecoder<Storyboard>(stream);
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// todo: support loading from both set-wide storyboard *and* beatmap specific.
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if (BeatmapSetInfo?.StoryboardFile == null)
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storyboard = decoder.Decode(stream);
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else
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{
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using (var secondaryStream = new LineBufferedReader(store.GetStream(getPathForFile(BeatmapSetInfo.StoryboardFile))))
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storyboard = decoder.Decode(stream, secondaryStream);
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}
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}
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}
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catch (Exception e)
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{
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Logger.Error(e, "Storyboard failed to load");
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storyboard = new Storyboard();
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}
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storyboard.BeatmapInfo = BeatmapInfo;
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return storyboard;
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}
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protected override ISkin GetSkin()
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{
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try
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{
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return new LegacyBeatmapSkin(BeatmapInfo, store, AudioManager);
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}
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catch (Exception e)
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{
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Logger.Error(e, "Skin failed to load");
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return null;
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}
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}
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}
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}
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}
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