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osu-lazer/osu.Game/Overlays/Comments/Buttons/ChevronButton.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 osu.Framework.Graphics;
using osu.Game.Graphics.Containers;
using osu.Framework.Bindables;
using osu.Framework.Graphics.Sprites;
using osuTK;
using osu.Framework.Allocation;
namespace osu.Game.Overlays.Comments.Buttons
{
public partial class ChevronButton : OsuHoverContainer
{
public readonly BindableBool Expanded = new BindableBool(true);
private readonly SpriteIcon icon;
public ChevronButton()
{
Size = new Vector2(40, 22);
Child = icon = new SpriteIcon
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Size = new Vector2(12),
Icon = FontAwesome.Solid.ChevronDown
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};
}
[BackgroundDependencyLoader]
private void load(OverlayColourProvider colourProvider)
{
IdleColour = HoverColour = colourProvider.Foreground1;
}
protected override void LoadComplete()
{
base.LoadComplete();
Action = Expanded.Toggle;
Expanded.BindValueChanged(onExpandedChanged, true);
FinishTransforms(true);
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}
private void onExpandedChanged(ValueChangedEvent<bool> expanded)
{
icon.ScaleTo(expanded.NewValue ? new Vector2(1f, -1f) : Vector2.One, 300, Easing.OutQuint);
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}
}
}