osu/osu.Game/Skinning/SkinnableSound.cs

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// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Audio;
using osu.Framework.Audio.Sample;
using osu.Framework.Extensions.IEnumerableExtensions;
using osu.Game.Audio;
namespace osu.Game.Skinning
{
public class SkinnableSound : SkinReloadableDrawable
{
private readonly SampleInfo[] samples;
private SampleChannel[] channels;
private AudioManager audio;
public SkinnableSound(params SampleInfo[] samples)
{
this.samples = samples;
}
[BackgroundDependencyLoader]
private void load(AudioManager audio)
{
this.audio = audio;
}
public void Play() => channels?.ForEach(c => c.Play());
protected override void SkinChanged(ISkinSource skin, bool allowFallback)
{
channels = samples.Select(s =>
{
var ch = loadChannel(s, skin.GetSample);
if (ch == null && allowFallback)
ch = loadChannel(s, audio.Sample.Get);
return ch;
}).Where(c => c != null).ToArray();
}
private SampleChannel loadChannel(SampleInfo info, Func<string, SampleChannel> getSampleFunction)
{
foreach (var lookup in info.LookupNames)
{
var ch = getSampleFunction($"Gameplay/{lookup}");
if (ch == null)
continue;
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ch.Volume.Value = info.Volume / 100.0;
return ch;
}
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return null;
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}
}
}