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osu-lazer/osu.Game/Overlays/Settings/SidebarIconButton.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.
2022-06-17 15:37:17 +08:00
#nullable disable
using osuTK;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Game.Graphics;
using osu.Game.Graphics.Sprites;
using osu.Game.Graphics.Containers;
namespace osu.Game.Overlays.Settings
{
public partial class SidebarIconButton : SidebarButton
{
private const float selection_indicator_height_active = 18;
private const float selection_indicator_height_inactive = 4;
private readonly ConstrainedIconContainer iconContainer;
private readonly SpriteText headerText;
private readonly CircularContainer selectionIndicator;
private readonly Container textIconContent;
// always consider as part of flow, even when not visible (for the sake of the initial animation).
public override bool IsPresent => true;
private SettingsSection section;
public SettingsSection Section
{
get => section;
set
{
section = value;
headerText.Text = value.Header;
iconContainer.Icon = value.CreateIcon();
}
}
private bool selected;
public bool Selected
{
get => selected;
set
{
selected = value;
if (IsLoaded)
UpdateState();
}
}
public SidebarIconButton()
{
RelativeSizeAxes = Axes.X;
Height = 46;
AddRange(new Drawable[]
{
textIconContent = new Container
{
Width = SettingsSidebar.DEFAULT_WIDTH,
RelativeSizeAxes = Axes.Y,
Colour = OsuColour.Gray(0.6f),
Children = new Drawable[]
{
headerText = new OsuSpriteText
{
Position = new Vector2(SettingsSidebar.DEFAULT_WIDTH + 10, 0),
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
},
iconContainer = new ConstrainedIconContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Size = new Vector2(20),
},
}
},
selectionIndicator = new CircularContainer
{
Alpha = 0,
Width = 4,
Height = selection_indicator_height_inactive,
Masking = true,
CornerRadius = 1.5f,
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
Margin = new MarginPadding
{
Left = 9,
},
Child = new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Colour4.White
}
},
});
}
[BackgroundDependencyLoader]
private void load()
{
selectionIndicator.Colour = ColourProvider.Highlight1;
}
protected override void UpdateState()
{
if (Selected)
{
textIconContent.FadeColour(ColourProvider.Content1, FADE_DURATION, Easing.OutQuint);
selectionIndicator.FadeIn(FADE_DURATION, Easing.OutQuint);
selectionIndicator.ResizeHeightTo(selection_indicator_height_active, FADE_DURATION, Easing.OutElasticHalf);
}
else
{
textIconContent.FadeColour(IsHovered ? ColourProvider.Light1 : ColourProvider.Light3, FADE_DURATION, Easing.OutQuint);
selectionIndicator.FadeOut(FADE_DURATION, Easing.OutQuint);
selectionIndicator.ResizeHeightTo(selection_indicator_height_inactive, FADE_DURATION, Easing.OutQuint);
}
}
}
}