osu/osu.Game/Overlays/Settings/Sidebar.cs

78 lines
2.5 KiB
C#

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using OpenTK;
using OpenTK.Graphics;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input;
using osu.Framework.Threading;
using osu.Game.Overlays.Toolbar;
namespace osu.Game.Overlays.Settings
{
public class Sidebar : Container
{
private readonly FillFlowContainer content;
internal const float DEFAULT_WIDTH = ToolbarButton.WIDTH;
internal const int 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 FillFlowContainer
{
Origin = Anchor.CentreLeft,
Anchor = Anchor.CentreLeft,
AutoSizeAxes = Axes.Y,
RelativeSizeAxes = Axes.X,
Direction = FillDirection.Vertical,
}
}
},
};
}
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;
RelativeSizeAxes = Axes.Both;
}
}
}
}