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osu-lazer/osu.Game/Overlays/Options/Sidebar.cs
2017-01-31 19:58:38 +09:00

78 lines
2.5 KiB
C#

//Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
//Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using OpenTK;
using OpenTK.Graphics;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.Transformations;
using osu.Framework.Input;
using osu.Framework.Threading;
using osu.Game.Graphics;
namespace osu.Game.Overlays.Options
{
public class Sidebar : Container
{
private FlowContainer content;
internal const int default_width = 60, expanded_width = 200;
protected override Container<Drawable> Content => content;
public Sidebar()
{
RelativeSizeAxes = Axes.Y;
InternalChildren = new Drawable[]
{
new Box
{
Colour = Color4.Black,
RelativeSizeAxes = Axes.Both,
},
new SidebarScrollContainer
{
Children = new []
{
content = new FlowContainer
{
Origin = Anchor.CentreLeft,
Anchor = Anchor.CentreLeft,
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Direction = FlowDirection.VerticalOnly
}
}
},
};
}
private ScheduledDelegate expandEvent;
protected override bool OnHover(InputState state)
{
expandEvent = Scheduler.AddDelayed(() =>
{
expandEvent = null;
ResizeTo(new Vector2(expanded_width, Height), 150, EasingTypes.OutQuad);
}, 750);
return true;
}
protected override void OnHoverLost(InputState state)
{
expandEvent?.Cancel();
ResizeTo(new Vector2(default_width, Height), 150, EasingTypes.OutQuad);
base.OnHoverLost(state);
}
private class SidebarScrollContainer : ScrollContainer
{
public SidebarScrollContainer()
{
Content.Anchor = Anchor.CentreLeft;
Content.Origin = Anchor.CentreLeft;
}
}
}
}