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osu-lazer/osu.Game/Overlays/SettingsToolboxGroup.cs
2022-06-17 16:37:17 +09:00

184 lines
6.6 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.Bindables;
using osu.Framework.Caching;
using osu.Framework.Extensions.EnumExtensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input.Events;
using osu.Framework.Layout;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.Sprites;
using osu.Game.Graphics.UserInterface;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Overlays
{
public class SettingsToolboxGroup : Container, IExpandable
{
public const int CONTAINER_WIDTH = 270;
private const float transition_duration = 250;
private const int border_thickness = 2;
private const int header_height = 30;
private const int corner_radius = 5;
private const float fade_duration = 800;
private const float inactive_alpha = 0.5f;
private readonly Cached headerTextVisibilityCache = new Cached();
private readonly FillFlowContainer content;
public BindableBool Expanded { get; } = new BindableBool(true);
private readonly OsuSpriteText headerText;
private readonly Container headerContent;
/// <summary>
/// Create a new instance.
/// </summary>
/// <param name="title">The title to be displayed in the header of this group.</param>
public SettingsToolboxGroup(string title)
{
AutoSizeAxes = Axes.Y;
Width = CONTAINER_WIDTH;
Masking = true;
CornerRadius = corner_radius;
BorderColour = Color4.Black;
BorderThickness = border_thickness;
InternalChildren = new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Color4.Black,
Alpha = 0.5f,
},
new FillFlowContainer
{
Direction = FillDirection.Vertical,
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Children = new Drawable[]
{
headerContent = new Container
{
Name = @"Header",
Origin = Anchor.TopCentre,
Anchor = Anchor.TopCentre,
RelativeSizeAxes = Axes.X,
Height = header_height,
Children = new Drawable[]
{
headerText = new OsuSpriteText
{
Origin = Anchor.CentreLeft,
Anchor = Anchor.CentreLeft,
Text = title.ToUpperInvariant(),
Font = OsuFont.GetFont(weight: FontWeight.Bold, size: 17),
Padding = new MarginPadding { Left = 10, Right = 30 },
},
new IconButton
{
Origin = Anchor.Centre,
Anchor = Anchor.CentreRight,
Position = new Vector2(-15, 0),
Icon = FontAwesome.Solid.Bars,
Scale = new Vector2(0.75f),
Action = () => Expanded.Toggle(),
},
}
},
content = new FillFlowContainer
{
Name = @"Content",
Origin = Anchor.TopCentre,
Anchor = Anchor.TopCentre,
Direction = FillDirection.Vertical,
RelativeSizeAxes = Axes.X,
AutoSizeDuration = transition_duration,
AutoSizeEasing = Easing.OutQuint,
AutoSizeAxes = Axes.Y,
Padding = new MarginPadding(15),
Spacing = new Vector2(0, 15),
}
}
},
};
}
protected override void LoadComplete()
{
base.LoadComplete();
Expanded.BindValueChanged(updateExpandedState, true);
this.Delay(600).Schedule(updateFadeState);
}
protected override bool OnHover(HoverEvent e)
{
updateFadeState();
return false;
}
protected override void OnHoverLost(HoverLostEvent e)
{
updateFadeState();
base.OnHoverLost(e);
}
protected override void Update()
{
base.Update();
if (!headerTextVisibilityCache.IsValid)
// These toolbox grouped may be contracted to only show icons.
// For now, let's hide the header to avoid text truncation weirdness in such cases.
headerText.FadeTo(headerText.DrawWidth < DrawWidth ? 1 : 0, 150, Easing.OutQuint);
}
protected override bool OnInvalidate(Invalidation invalidation, InvalidationSource source)
{
if (invalidation.HasFlagFast(Invalidation.DrawSize))
headerTextVisibilityCache.Invalidate();
return base.OnInvalidate(invalidation, source);
}
private void updateExpandedState(ValueChangedEvent<bool> expanded)
{
// clearing transforms is necessary to avoid a previous height transform
// potentially continuing to get processed while content has changed to autosize.
content.ClearTransforms();
if (expanded.NewValue)
content.AutoSizeAxes = Axes.Y;
else
{
content.AutoSizeAxes = Axes.None;
content.ResizeHeightTo(0, transition_duration, Easing.OutQuint);
}
headerContent.FadeColour(expanded.NewValue ? Color4.White : OsuColour.Gray(0.5f), 200, Easing.OutQuint);
}
private void updateFadeState()
{
this.FadeTo(IsHovered ? 1 : inactive_alpha, fade_duration, Easing.OutQuint);
}
protected override Container<Drawable> Content => content;
}
}