mirror of https://github.com/ppy/osu
87 lines
2.3 KiB
C#
87 lines
2.3 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.
|
|
|
|
#nullable disable
|
|
|
|
using osu.Framework.Allocation;
|
|
using osu.Framework.Extensions.IEnumerableExtensions;
|
|
using osu.Framework.Graphics;
|
|
using osu.Framework.Input.Events;
|
|
using osuTK.Graphics;
|
|
using System.Collections.Generic;
|
|
using osu.Game.Graphics.UserInterface;
|
|
|
|
namespace osu.Game.Graphics.Containers
|
|
{
|
|
public partial class OsuHoverContainer : OsuClickableContainer
|
|
{
|
|
protected const float FADE_DURATION = 500;
|
|
|
|
protected Color4 HoverColour;
|
|
|
|
protected Color4 IdleColour = Color4.White;
|
|
|
|
protected virtual IEnumerable<Drawable> EffectTargets => new[] { Content };
|
|
|
|
public OsuHoverContainer(HoverSampleSet sampleSet = HoverSampleSet.Default)
|
|
: base(sampleSet)
|
|
{
|
|
Enabled.ValueChanged += e =>
|
|
{
|
|
if (isHovered)
|
|
{
|
|
if (e.NewValue)
|
|
fadeIn();
|
|
else
|
|
fadeOut();
|
|
}
|
|
};
|
|
}
|
|
|
|
private bool isHovered;
|
|
|
|
protected override bool OnHover(HoverEvent e)
|
|
{
|
|
if (isHovered)
|
|
return false;
|
|
|
|
isHovered = true;
|
|
|
|
if (!Enabled.Value)
|
|
return false;
|
|
|
|
fadeIn();
|
|
|
|
return base.OnHover(e);
|
|
}
|
|
|
|
protected override void OnHoverLost(HoverLostEvent e)
|
|
{
|
|
if (!isHovered)
|
|
return;
|
|
|
|
isHovered = false;
|
|
fadeOut();
|
|
|
|
base.OnHoverLost(e);
|
|
}
|
|
|
|
[BackgroundDependencyLoader]
|
|
private void load(OsuColour colours)
|
|
{
|
|
if (HoverColour == default)
|
|
HoverColour = colours.Yellow;
|
|
}
|
|
|
|
protected override void LoadComplete()
|
|
{
|
|
base.LoadComplete();
|
|
EffectTargets.ForEach(d => d.FadeColour(IdleColour));
|
|
}
|
|
|
|
private void fadeIn() => EffectTargets.ForEach(d => d.FadeColour(HoverColour, FADE_DURATION, Easing.OutQuint));
|
|
|
|
private void fadeOut() => EffectTargets.ForEach(d => d.FadeColour(IdleColour, FADE_DURATION, Easing.OutQuint));
|
|
}
|
|
}
|