osu/osu.Game/Storyboards/Commands/StoryboardCommand.cs

57 lines
1.8 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 System;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Transforms;
using osu.Game.Storyboards.Drawables;
namespace osu.Game.Storyboards.Commands
{
public abstract class StoryboardCommand<T> : IStoryboardCommand, IComparable<StoryboardCommand<T>>
{
public double StartTime { get; }
public double EndTime { get; }
public T StartValue { get; }
public T EndValue { get; }
public Easing Easing { get; }
public double Duration => EndTime - StartTime;
protected StoryboardCommand(Easing easing, double startTime, double endTime, T startValue, T endValue)
{
if (endTime < startTime)
endTime = startTime;
StartTime = startTime;
StartValue = startValue;
EndTime = endTime;
EndValue = endValue;
Easing = easing;
}
public abstract string PropertyName { get; }
public abstract void ApplyInitialValue<TDrawable>(TDrawable d)
where TDrawable : Drawable, IFlippable, IVectorScalable;
public abstract TransformSequence<TDrawable> ApplyTransforms<TDrawable>(TDrawable d)
where TDrawable : Drawable, IFlippable, IVectorScalable;
public int CompareTo(StoryboardCommand<T>? other)
{
if (other == null)
return 1;
int result = StartTime.CompareTo(other.StartTime);
if (result != 0)
return result;
return EndTime.CompareTo(other.EndTime);
}
public override string ToString() => $"{StartTime} -> {EndTime}, {StartValue} -> {EndValue} {Easing}";
}
}