osu/osu.Game/Screens/Edit/Timing/DifficultySection.cs

56 lines
2.2 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.Allocation;
using osu.Framework.Bindables;
using osu.Game.Beatmaps.ControlPoints;
namespace osu.Game.Screens.Edit.Timing
{
internal class DifficultySection : Section<DifficultyControlPoint>
{
private SliderWithTextBoxInput<double> multiplierSlider;
[BackgroundDependencyLoader]
private void load()
{
Flow.AddRange(new[]
{
multiplierSlider = new SliderWithTextBoxInput<double>("Speed Multiplier")
{
Current = new DifficultyControlPoint().SpeedMultiplierBindable,
KeyboardStep = 0.1f
}
});
}
protected override void OnControlPointChanged(ValueChangedEvent<DifficultyControlPoint> point)
{
if (point.NewValue != null)
{
var selectedPointBindable = point.NewValue.SpeedMultiplierBindable;
// there may be legacy control points, which contain infinite precision for compatibility reasons (see LegacyDifficultyControlPoint).
// generally that level of precision could only be set by externally editing the .osu file, so at the point
// a user is looking to update this within the editor it should be safe to obliterate this additional precision.
double expectedPrecision = new DifficultyControlPoint().SpeedMultiplierBindable.Precision;
if (selectedPointBindable.Precision < expectedPrecision)
selectedPointBindable.Precision = expectedPrecision;
multiplierSlider.Current = selectedPointBindable;
multiplierSlider.Current.BindValueChanged(_ => ChangeHandler?.SaveState());
}
}
protected override DifficultyControlPoint CreatePoint()
{
var reference = Beatmap.ControlPointInfo.DifficultyPointAt(SelectedGroup.Value.Time);
return new DifficultyControlPoint
{
SpeedMultiplier = reference.SpeedMultiplier,
};
}
}
}