osu/osu.Game/Overlays/OverlayTabControl.cs
2019-06-21 13:24:12 +03:00

164 lines
4.4 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.
using osu.Framework.Graphics;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.UserInterface;
using osu.Framework.Input.Events;
using osu.Game.Graphics;
using osu.Game.Graphics.Sprites;
using osu.Game.Graphics.UserInterface;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Overlays
{
public abstract class OverlayTabControl<T> : TabControl<T>
{
private readonly Box bar;
private Color4 accentColour = Color4.White;
public Color4 AccentColour
{
get => accentColour;
set
{
if (accentColour == value)
return;
accentColour = value;
bar.Colour = value;
foreach (TabItem<T> tabItem in TabContainer)
{
((OverlayTabItem<T>)tabItem).AccentColour = value;
}
}
}
public new MarginPadding Padding
{
get => TabContainer.Padding;
set => TabContainer.Padding = value;
}
protected OverlayTabControl()
{
TabContainer.Masking = false;
TabContainer.Spacing = new Vector2(15, 0);
AddInternal(bar = new Box
{
RelativeSizeAxes = Axes.X,
Height = 2,
Anchor = Anchor.BottomLeft,
Origin = Anchor.CentreLeft
});
}
protected override Dropdown<T> CreateDropdown() => null;
protected override TabItem<T> CreateTabItem(T value) => new OverlayTabItem<T>(value);
protected class OverlayTabItem<U> : TabItem<U>
{
private readonly ExpandingBar bar;
protected readonly OsuSpriteText Text;
private Color4 accentColour;
public Color4 AccentColour
{
get => accentColour;
set
{
if (accentColour == value)
return;
accentColour = value;
bar.Colour = value;
updateState();
}
}
public OverlayTabItem(U value)
: base(value)
{
AutoSizeAxes = Axes.X;
RelativeSizeAxes = Axes.Y;
Children = new Drawable[]
{
Text = new OsuSpriteText
{
Margin = new MarginPadding { Bottom = 10 },
Origin = Anchor.BottomLeft,
Anchor = Anchor.BottomLeft,
Font = OsuFont.GetFont(),
},
bar = new ExpandingBar
{
Anchor = Anchor.BottomCentre,
ExpandedSize = 7.5f,
CollapsedSize = 0
},
new HoverClickSounds()
};
}
protected override bool OnHover(HoverEvent e)
{
base.OnHover(e);
if (!Active.Value)
HoverAction();
return true;
}
protected override void OnHoverLost(HoverLostEvent e)
{
base.OnHoverLost(e);
if (!Active.Value)
UnhoverAction();
}
protected override void OnActivated()
{
HoverAction();
Text.Font = Text.Font.With(weight: FontWeight.Bold);
}
protected override void OnDeactivated()
{
UnhoverAction();
Text.Font = Text.Font.With(weight: FontWeight.Medium);
}
private void updateState()
{
if (Active.Value)
OnActivated();
else
OnDeactivated();
}
protected virtual void HoverAction()
{
bar.Expand();
Text.FadeColour(Color4.White, 120, Easing.InQuad);
}
protected virtual void UnhoverAction()
{
bar.Collapse();
Text.FadeColour(AccentColour, 120, Easing.InQuad);
}
}
}
}