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osu-lazer/osu.Game.Rulesets.Osu/Mods/OsuModDifficultyAdjust.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.Linq;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
using osu.Framework.Localisation;
using osu.Game.Beatmaps;
using osu.Game.Beatmaps.ControlPoints;
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using osu.Game.Configuration;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Osu.Objects;
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namespace osu.Game.Rulesets.Osu.Mods
{
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public partial class OsuModDifficultyAdjust : ModDifficultyAdjust
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{
[SettingSource("Circle Size", "Override a beatmap's set CS.", FIRST_SETTING_ORDER - 1, SettingControlType = typeof(DifficultyAdjustSettingsControl))]
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public DifficultyBindable CircleSize { get; } = new DifficultyBindable
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{
Precision = 0.1f,
MinValue = 0,
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MaxValue = 10,
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ExtendedMaxValue = 11,
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ReadCurrentFromDifficulty = diff => diff.CircleSize,
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};
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[SettingSource("Approach Rate", "Override a beatmap's set AR.", LAST_SETTING_ORDER + 1, SettingControlType = typeof(ApproachRateSettingsControl))]
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public DifficultyBindable ApproachRate { get; } = new DifficultyBindable
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{
Precision = 0.1f,
MinValue = 0,
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MaxValue = 10,
ExtendedMinValue = -10,
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ExtendedMaxValue = 11,
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ReadCurrentFromDifficulty = diff => diff.ApproachRate,
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};
public override string SettingDescription
{
get
{
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string circleSize = CircleSize.IsDefault ? string.Empty : $"CS {CircleSize.Value:N1}";
string approachRate = ApproachRate.IsDefault ? string.Empty : $"AR {ApproachRate.Value:N1}";
return string.Join(", ", new[]
{
circleSize,
base.SettingDescription,
approachRate
}.Where(s => !string.IsNullOrEmpty(s)));
}
}
protected override void ApplySettings(BeatmapDifficulty difficulty)
{
base.ApplySettings(difficulty);
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if (CircleSize.Value != null) difficulty.CircleSize = CircleSize.Value.Value;
if (ApproachRate.Value != null) difficulty.ApproachRate = ApproachRate.Value.Value;
}
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private partial class ApproachRateSettingsControl : DifficultyAdjustSettingsControl
{
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protected override RoundedSliderBar<float> CreateSlider(BindableNumber<float> current) =>
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new ApproachRateSlider
{
RelativeSizeAxes = Axes.X,
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Current = current,
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KeyboardStep = 0.1f,
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};
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/// <summary>
/// A slider bar with more detailed approach rate info for its given value
/// </summary>
public partial class ApproachRateSlider : RoundedSliderBar<float>
{
public override LocalisableString TooltipText =>
(Current as BindableNumber<float>)?.MinValue < 0
? $"{base.TooltipText} ({getPreemptTime(Current.Value):0} ms)"
: base.TooltipText;
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private double getPreemptTime(float approachRate)
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{
var hitCircle = new HitCircle();
hitCircle.ApplyDefaults(new ControlPointInfo(), new BeatmapDifficulty { ApproachRate = approachRate });
return hitCircle.TimePreempt;
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}
}
}
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}
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}