osu/osu.Game.Tests/WaveformTestBeatmap.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.IO;
using System.Linq;
using osu.Framework.Audio;
using osu.Framework.Audio.Track;
using osu.Framework.Graphics.Textures;
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using osu.Framework.Graphics.Video;
using osu.Game.Beatmaps;
using osu.Game.Beatmaps.Formats;
using osu.Game.IO.Archives;
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using osu.Game.Tests.Resources;
namespace osu.Game.Tests
{
/// <summary>
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/// A <see cref="WorkingBeatmap"/> that is used for test scenes that include waveforms.
/// </summary>
public class WaveformTestBeatmap : WorkingBeatmap
{
private readonly ZipArchiveReader reader;
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private readonly Stream stream;
private readonly ITrackStore trackStore;
public WaveformTestBeatmap(AudioManager audioManager)
: base(new BeatmapInfo(), audioManager)
{
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stream = TestResources.GetTestBeatmapStream();
reader = new ZipArchiveReader(stream);
trackStore = audioManager.GetTrackStore(reader);
}
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protected override void Dispose(bool isDisposing)
{
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base.Dispose(isDisposing);
stream?.Dispose();
reader?.Dispose();
trackStore?.Dispose();
}
protected override IBeatmap GetBeatmap() => createTestBeatmap();
protected override Texture GetBackground() => null;
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protected override VideoSprite GetVideo() => null;
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protected override Waveform GetWaveform() => new Waveform(trackStore.GetStream(firstAudioFile));
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protected override Track GetTrack() => trackStore.Get(firstAudioFile);
private string firstAudioFile => reader.Filenames.First(f => f.EndsWith(".mp3"));
private Stream getBeatmapStream() => reader.GetStream(reader.Filenames.First(f => f.EndsWith(".osu")));
private Beatmap createTestBeatmap()
{
using (var beatmapStream = getBeatmapStream())
using (var beatmapReader = new StreamReader(beatmapStream))
return Decoder.GetDecoder<Beatmap>(beatmapReader).Decode(beatmapReader);
}
}
}