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Move shake logic into extension method

This commit is contained in:
Dean Herbert 2021-09-14 14:44:23 +09:00
parent 7bd749d0eb
commit e17b800470
2 changed files with 29 additions and 32 deletions
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27
osu.Game/Extensions/DrawableExtensions.cs
View File

@ -38,6 +38,33 @@ public static ScheduledDelegate BeginKeyRepeat(this IKeyBindingHandler handler,
return repeatDelegate;
}
/// <summary>
/// Shake the contents of this container.
/// </summary>
/// <param name="target">The target to shake.</param>
/// <param name="shakeDuration">The length of a single shake.</param>
/// <param name="shakeMagnitude">Pixels of displacement per shake.</param>
/// <param name="maximumLength">The maximum length the shake should last.</param>
public static void Shake(this Drawable target, double shakeDuration = 80, float shakeMagnitude = 8, double? maximumLength = null)
{
// if we don't have enough time, don't bother shaking.
if (maximumLength < shakeDuration * 2)
return;
var sequence = target.MoveToX(shakeMagnitude, shakeDuration / 2, Easing.OutSine).Then()
.MoveToX(-shakeMagnitude, shakeDuration, Easing.InOutSine).Then();
// if we don't have enough time for the second shake, skip it.
if (!maximumLength.HasValue || maximumLength >= shakeDuration * 4)
{
sequence = sequence
.MoveToX(shakeMagnitude, shakeDuration, Easing.InOutSine).Then()
.MoveToX(-shakeMagnitude, shakeDuration, Easing.InOutSine).Then();
}
sequence.MoveToX(0, shakeDuration / 2, Easing.InSine);
}
/// <summary>
/// Accepts a delta vector in screen-space coordinates and converts it to one which can be applied to this drawable's position.
/// </summary>

34
osu.Game/Graphics/Containers/ShakeContainer.cs
View File

@ -1,8 +1,8 @@
// 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.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Extensions;
namespace osu.Game.Graphics.Containers
{
@ -16,40 +16,10 @@ public class ShakeContainer : Container
/// </summary>
public float ShakeDuration = 80;
/// <summary>
/// Total number of shakes. May be shortened if possible.
/// </summary>
public float TotalShakes = 4;
/// <summary>
/// Pixels of displacement per shake.
/// </summary>
public float ShakeMagnitude = 8;
/// <summary>
/// Shake the contents of this container.
/// </summary>
/// <param name="maximumLength">The maximum length the shake should last.</param>
public void Shake(double? maximumLength = null)
{
const float shake_amount = 8;
// if we don't have enough time, don't bother shaking.
if (maximumLength < ShakeDuration * 2)
return;
var sequence = this.MoveToX(shake_amount, ShakeDuration / 2, Easing.OutSine).Then()
.MoveToX(-shake_amount, ShakeDuration, Easing.InOutSine).Then();
// if we don't have enough time for the second shake, skip it.
if (!maximumLength.HasValue || maximumLength >= ShakeDuration * 4)
{
sequence = sequence
.MoveToX(shake_amount, ShakeDuration, Easing.InOutSine).Then()
.MoveToX(-shake_amount, ShakeDuration, Easing.InOutSine).Then();
}
sequence.MoveToX(0, ShakeDuration / 2, Easing.InSine);
}
public void Shake(double? maximumLength = null) => this.Shake(ShakeDuration, maximumLength: maximumLength);
}
}