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osu-lazer/osu.Game/Beatmaps/ControlPoints/SampleControlPoint.cs
2019-12-17 13:00:15 +08:00

76 lines
2.9 KiB
C#

// 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 osu.Framework.Bindables;
using osu.Game.Audio;
namespace osu.Game.Beatmaps.ControlPoints
{
public class SampleControlPoint : ControlPoint
{
public const string DEFAULT_BANK = "normal";
/// <summary>
/// The default sample bank at this control point.
/// </summary>
public readonly Bindable<string> SampleBankBindable = new Bindable<string>(DEFAULT_BANK) { Default = DEFAULT_BANK };
/// <summary>
/// The speed multiplier at this control point.
/// </summary>
public string SampleBank
{
get => SampleBankBindable.Value;
set => SampleBankBindable.Value = value;
}
/// <summary>
/// The default sample bank at this control point.
/// </summary>
public readonly BindableInt SampleVolumeBindable = new BindableInt(100)
{
MinValue = 0,
MaxValue = 100,
Default = 100
};
/// <summary>
/// The default sample volume at this control point.
/// </summary>
public int SampleVolume
{
get => SampleVolumeBindable.Value;
set => SampleVolumeBindable.Value = value;
}
/// <summary>
/// Create a SampleInfo based on the sample settings in this control point.
/// </summary>
/// <param name="sampleName">The name of the same.</param>
/// <returns>A populated <see cref="HitSampleInfo"/>.</returns>
public HitSampleInfo GetSampleInfo(string sampleName = HitSampleInfo.HIT_NORMAL) => new HitSampleInfo
{
Bank = SampleBank,
Name = sampleName,
Volume = SampleVolume,
};
/// <summary>
/// Applies <see cref="SampleBank"/> and <see cref="SampleVolume"/> to a <see cref="HitSampleInfo"/> if necessary, returning the modified <see cref="HitSampleInfo"/>.
/// </summary>
/// <param name="hitSampleInfo">The <see cref="HitSampleInfo"/>. This will not be modified.</param>
/// <returns>The modified <see cref="HitSampleInfo"/>. This does not share a reference with <paramref name="hitSampleInfo"/>.</returns>
public virtual HitSampleInfo ApplyTo(HitSampleInfo hitSampleInfo)
{
var newSampleInfo = hitSampleInfo.Clone();
newSampleInfo.Bank = hitSampleInfo.Bank ?? SampleBank;
newSampleInfo.Volume = hitSampleInfo.Volume > 0 ? hitSampleInfo.Volume : SampleVolume;
return newSampleInfo;
}
public override bool EquivalentTo(ControlPoint other) =>
other is SampleControlPoint otherTyped &&
SampleBank == otherTyped.SampleBank && SampleVolume == otherTyped.SampleVolume;
}
}