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335 lines
12 KiB
C#
335 lines
12 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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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using osu.Framework.Allocation;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Input.Bindings;
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using osu.Framework.Input.Events;
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using osu.Framework.Threading;
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using osu.Game.Graphics.Containers;
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using osu.Game.Input.Bindings;
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using osu.Game.Overlays;
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using osu.Game.Overlays.Mods;
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using osu.Game.Screens.Menu;
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using osuTK;
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namespace osu.Game.Screens.Footer
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{
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public partial class ScreenFooter : OverlayContainer
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{
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private const int padding = 60;
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private const float delay_per_button = 30;
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private const double transition_duration = 400;
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public const int HEIGHT = 50;
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private readonly List<OverlayContainer> overlays = new List<OverlayContainer>();
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private Box background = null!;
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private FillFlowContainer<ScreenFooterButton> buttonsFlow = null!;
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private Container<ScreenFooterButton> removedButtonsContainer = null!;
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private LogoTrackingContainer logoTrackingContainer = null!;
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[Cached]
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private readonly OverlayColourProvider colourProvider = new OverlayColourProvider(OverlayColourScheme.Aquamarine);
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[Resolved]
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private OsuGame? game { get; set; }
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public ScreenBackButton BackButton { get; private set; } = null!;
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public Action<bool>? RequestLogoInFront { get; set; }
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public Action? OnBack;
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public ScreenFooter(BackReceptor? receptor = null)
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{
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RelativeSizeAxes = Axes.X;
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Height = HEIGHT;
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Anchor = Anchor.BottomLeft;
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Origin = Anchor.BottomLeft;
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if (receptor == null)
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Add(receptor = new BackReceptor());
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receptor.OnBackPressed = () => BackButton.TriggerClick();
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}
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[BackgroundDependencyLoader]
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private void load()
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{
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InternalChildren = new Drawable[]
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{
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background = new Box
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{
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RelativeSizeAxes = Axes.Both,
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Colour = colourProvider.Background5
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},
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buttonsFlow = new FillFlowContainer<ScreenFooterButton>
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{
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Margin = new MarginPadding { Left = 12f + ScreenBackButton.BUTTON_WIDTH + padding },
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Y = 10f,
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Anchor = Anchor.BottomLeft,
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Origin = Anchor.BottomLeft,
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Direction = FillDirection.Horizontal,
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Spacing = new Vector2(7, 0),
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AutoSizeAxes = Axes.Both
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},
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BackButton = new ScreenBackButton
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{
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Margin = new MarginPadding { Bottom = 15f, Left = 12f },
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Anchor = Anchor.BottomLeft,
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Origin = Anchor.BottomLeft,
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Action = onBackPressed,
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},
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removedButtonsContainer = new Container<ScreenFooterButton>
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{
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Margin = new MarginPadding { Left = 12f + ScreenBackButton.BUTTON_WIDTH + padding },
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Y = 10f,
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Anchor = Anchor.BottomLeft,
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Origin = Anchor.BottomLeft,
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AutoSizeAxes = Axes.Both,
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},
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(logoTrackingContainer = new LogoTrackingContainer
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{
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RelativeSizeAxes = Axes.Both,
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}).WithChild(logoTrackingContainer.LogoFacade.With(f =>
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{
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f.Anchor = Anchor.BottomRight;
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f.Origin = Anchor.Centre;
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f.Position = new Vector2(-76, -36);
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})),
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};
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}
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private ScheduledDelegate? changeLogoDepthDelegate;
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public void StartTrackingLogo(OsuLogo logo, float duration = 0, Easing easing = Easing.None)
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{
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changeLogoDepthDelegate?.Cancel();
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changeLogoDepthDelegate = null;
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logoTrackingContainer.StartTracking(logo, duration, easing);
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RequestLogoInFront?.Invoke(true);
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}
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public void StopTrackingLogo()
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{
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logoTrackingContainer.StopTracking();
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if (game != null)
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changeLogoDepthDelegate = Scheduler.AddDelayed(() => RequestLogoInFront?.Invoke(false), transition_duration);
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}
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protected override void PopIn()
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{
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this.MoveToY(0, transition_duration, Easing.OutQuint)
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.FadeIn(transition_duration, Easing.OutQuint);
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}
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protected override void PopOut()
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{
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this.MoveToY(HEIGHT, transition_duration, Easing.OutQuint)
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.FadeOut(transition_duration, Easing.OutQuint);
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}
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public void SetButtons(IReadOnlyList<ScreenFooterButton> buttons)
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{
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temporarilyHiddenButtons.Clear();
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overlays.Clear();
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clearActiveOverlayContainer();
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var oldButtons = buttonsFlow.ToArray();
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for (int i = 0; i < oldButtons.Length; i++)
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{
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var oldButton = oldButtons[i];
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buttonsFlow.Remove(oldButton, false);
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removedButtonsContainer.Add(oldButton);
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if (buttons.Count > 0)
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makeButtonDisappearToRight(oldButton, i, oldButtons.Length, true);
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else
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makeButtonDisappearToBottom(oldButton, i, oldButtons.Length, true);
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}
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for (int i = 0; i < buttons.Count; i++)
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{
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var newButton = buttons[i];
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if (newButton.Overlay != null)
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{
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newButton.Action = () => showOverlay(newButton.Overlay);
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overlays.Add(newButton.Overlay);
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}
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Debug.Assert(!newButton.IsLoaded);
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buttonsFlow.Add(newButton);
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int index = i;
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// ensure transforms are added after LoadComplete to not be aborted by the FinishTransforms call.
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newButton.OnLoadComplete += _ =>
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{
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if (oldButtons.Length > 0)
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makeButtonAppearFromLeft(newButton, index, buttons.Count, 240);
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else
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makeButtonAppearFromBottom(newButton, index);
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};
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}
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}
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private ShearedOverlayContainer? activeOverlay;
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private Container? contentContainer;
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private readonly List<ScreenFooterButton> temporarilyHiddenButtons = new List<ScreenFooterButton>();
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public IDisposable RegisterActiveOverlayContainer(ShearedOverlayContainer overlay, out VisibilityContainer? footerContent)
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{
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if (activeOverlay != null)
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{
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throw new InvalidOperationException(@"Cannot set overlay content while one is already present. " +
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$@"The previous overlay ({activeOverlay.GetType().Name}) should be hidden first.");
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}
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activeOverlay = overlay;
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Debug.Assert(temporarilyHiddenButtons.Count == 0);
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var targetButton = buttonsFlow.SingleOrDefault(b => b.Overlay == overlay);
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temporarilyHiddenButtons.AddRange(targetButton != null
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? buttonsFlow.SkipWhile(b => b != targetButton).Skip(1)
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: buttonsFlow);
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for (int i = 0; i < temporarilyHiddenButtons.Count; i++)
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makeButtonDisappearToBottom(temporarilyHiddenButtons[i], 0, 0, false);
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var fallbackPosition = buttonsFlow.Any()
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? buttonsFlow.ToSpaceOfOtherDrawable(Vector2.Zero, this)
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: BackButton.ToSpaceOfOtherDrawable(BackButton.LayoutRectangle.TopRight + new Vector2(5f, 0f), this);
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var targetPosition = targetButton?.ToSpaceOfOtherDrawable(targetButton.LayoutRectangle.TopRight, this) ?? fallbackPosition;
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updateColourScheme(overlay.ColourProvider.Hue);
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footerContent = overlay.CreateFooterContent();
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var content = footerContent ?? Empty();
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Add(contentContainer = new Container
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{
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Y = -15f,
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RelativeSizeAxes = Axes.Both,
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Padding = new MarginPadding { Left = targetPosition.X },
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Child = content,
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});
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if (temporarilyHiddenButtons.Count > 0)
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this.Delay(60).Schedule(() => content.Show());
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else
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content.Show();
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return new InvokeOnDisposal(clearActiveOverlayContainer);
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}
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private void clearActiveOverlayContainer()
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{
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if (activeOverlay == null)
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return;
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Debug.Assert(contentContainer != null);
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contentContainer.Child.Hide();
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double timeUntilRun = contentContainer.Child.LatestTransformEndTime - Time.Current;
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for (int i = 0; i < temporarilyHiddenButtons.Count; i++)
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makeButtonAppearFromBottom(temporarilyHiddenButtons[i], 0);
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temporarilyHiddenButtons.Clear();
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updateColourScheme(OverlayColourScheme.Aquamarine.GetHue());
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contentContainer.Delay(timeUntilRun).Expire();
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contentContainer = null;
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activeOverlay = null;
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}
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private void updateColourScheme(int hue)
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{
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colourProvider.ChangeColourScheme(hue);
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background.FadeColour(colourProvider.Background5, 150, Easing.OutQuint);
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foreach (var button in buttonsFlow)
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button.UpdateDisplay();
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}
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private void makeButtonAppearFromLeft(ScreenFooterButton button, int index, int count, float startDelay)
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=> button.AppearFromLeft(startDelay + (count - index) * delay_per_button);
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private void makeButtonAppearFromBottom(ScreenFooterButton button, int index)
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=> button.AppearFromBottom(index * delay_per_button);
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private void makeButtonDisappearToRight(ScreenFooterButton button, int index, int count, bool expire)
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=> button.DisappearToRight((count - index) * delay_per_button, expire);
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private void makeButtonDisappearToBottom(ScreenFooterButton button, int index, int count, bool expire)
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=> button.DisappearToBottom((count - index) * delay_per_button, expire);
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private void showOverlay(OverlayContainer overlay)
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{
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foreach (var o in overlays.Where(o => o != overlay))
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o.Hide();
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overlay.ToggleVisibility();
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}
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private void onBackPressed()
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{
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if (activeOverlay != null)
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{
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if (activeOverlay.OnBackButton())
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return;
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activeOverlay.Hide();
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return;
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}
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OnBack?.Invoke();
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}
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public partial class BackReceptor : Drawable, IKeyBindingHandler<GlobalAction>
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{
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public Action? OnBackPressed;
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public bool OnPressed(KeyBindingPressEvent<GlobalAction> e)
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{
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if (e.Repeat)
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return false;
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switch (e.Action)
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{
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case GlobalAction.Back:
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OnBackPressed?.Invoke();
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return true;
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}
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return false;
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}
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public void OnReleased(KeyBindingReleaseEvent<GlobalAction> e)
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{
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}
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}
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}
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}
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