mirror of https://github.com/ppy/osu
144 lines
4.5 KiB
C#
144 lines
4.5 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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#nullable disable
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using osu.Framework.Graphics;
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using osu.Framework.Input.Events;
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using osu.Framework.Graphics.UserInterface;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics.Containers;
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using osu.Game.Graphics.UserInterface;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Allocation;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Graphics;
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using osuTK.Graphics;
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using osu.Framework.Localisation;
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namespace osu.Game.Overlays
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{
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public abstract class OverlayStreamItem<T> : TabItem<T>
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{
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public readonly Bindable<T> SelectedItem = new Bindable<T>();
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private bool userHoveringArea;
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public bool UserHoveringArea
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{
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set
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{
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if (value == userHoveringArea)
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return;
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userHoveringArea = value;
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updateState();
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}
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}
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private FillFlowContainer<SpriteText> text;
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private ExpandingBar expandingBar;
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protected OverlayStreamItem(T value)
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: base(value)
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{
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Height = 50;
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Width = 90;
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Margin = new MarginPadding(5);
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}
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[BackgroundDependencyLoader]
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private void load(OverlayColourProvider colourProvider, OsuColour colours)
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{
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AddRange(new Drawable[]
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{
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text = new FillFlowContainer<SpriteText>
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{
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AutoSizeAxes = Axes.Both,
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Direction = FillDirection.Vertical,
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Margin = new MarginPadding { Top = 6 },
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Children = new[]
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{
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new OsuSpriteText
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{
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Text = MainText,
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Font = OsuFont.GetFont(size: 12, weight: FontWeight.Bold),
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},
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new OsuSpriteText
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{
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Text = AdditionalText,
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Font = OsuFont.GetFont(size: 16, weight: FontWeight.Regular),
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},
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new OsuSpriteText
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{
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Text = InfoText,
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Font = OsuFont.GetFont(size: 10),
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Colour = colourProvider.Foreground1
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},
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}
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},
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expandingBar = new ExpandingBar
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{
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Anchor = Anchor.TopCentre,
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Colour = GetBarColour(colours),
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ExpandedSize = 4,
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CollapsedSize = 2,
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Expanded = true
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},
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new HoverClickSounds()
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});
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SelectedItem.BindValueChanged(_ => updateState(), true);
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}
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protected abstract LocalisableString MainText { get; }
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protected abstract LocalisableString AdditionalText { get; }
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protected virtual LocalisableString InfoText => string.Empty;
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protected abstract Color4 GetBarColour(OsuColour colours);
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protected override void OnActivated() => updateState();
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protected override void OnDeactivated() => updateState();
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protected override bool OnHover(HoverEvent e)
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{
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updateState();
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return base.OnHover(e);
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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updateState();
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base.OnHoverLost(e);
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}
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private void updateState()
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{
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// highlighted regardless if we are hovered
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bool textHighlighted = IsHovered;
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bool barExpanded = IsHovered;
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if (SelectedItem.Value == null)
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{
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// at listing, all badges are highlighted when user is not hovering any badge.
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textHighlighted |= !userHoveringArea;
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barExpanded |= !userHoveringArea;
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}
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else
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{
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// bar is always expanded when active
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barExpanded |= Active.Value;
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// text is highlighted only when hovered or active (but not if in selection mode)
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textHighlighted |= Active.Value && !userHoveringArea;
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}
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expandingBar.Expanded = barExpanded;
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text.FadeTo(textHighlighted ? 1 : 0.5f, 100, Easing.OutQuint);
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}
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}
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}
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