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314 lines
10 KiB
C#
314 lines
10 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.Linq;
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using System.Threading.Tasks;
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using osuTK;
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using osuTK.Graphics;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Extensions.IEnumerableExtensions;
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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.Primitives;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Containers;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Overlays.Settings;
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namespace osu.Game.Overlays
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{
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[Cached]
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public abstract class SettingsPanel : OsuFocusedOverlayContainer
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{
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public const float CONTENT_MARGINS = 15;
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public const float TRANSITION_LENGTH = 600;
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private const float sidebar_width = Sidebar.DEFAULT_WIDTH;
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/// <summary>
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/// The width of the settings panel content, excluding the sidebar.
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/// </summary>
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public const float PANEL_WIDTH = 400;
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/// <summary>
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/// The full width of the settings panel, including the sidebar.
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/// </summary>
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public const float WIDTH = sidebar_width + PANEL_WIDTH;
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protected Container<Drawable> ContentContainer;
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protected override Container<Drawable> Content => ContentContainer;
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protected Sidebar Sidebar;
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private SidebarButton selectedSidebarButton;
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public SettingsSectionsContainer SectionsContainer { get; private set; }
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private SeekLimitedSearchTextBox searchTextBox;
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protected override string PopInSampleName => "UI/settings-pop-in";
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private readonly bool showSidebar;
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private LoadingLayer loading;
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private readonly List<SettingsSection> loadableSections = new List<SettingsSection>();
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private Task sectionsLoadingTask;
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public IBindable<SettingsSection> CurrentSection = new Bindable<SettingsSection>();
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protected SettingsPanel(bool showSidebar)
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{
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this.showSidebar = showSidebar;
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RelativeSizeAxes = Axes.Y;
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AutoSizeAxes = Axes.X;
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}
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protected virtual IEnumerable<SettingsSection> CreateSections() => null;
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[BackgroundDependencyLoader]
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private void load()
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{
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InternalChild = ContentContainer = new NonMaskedContent
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{
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X = -WIDTH + ExpandedPosition,
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Width = PANEL_WIDTH,
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RelativeSizeAxes = Axes.Y,
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Children = new Drawable[]
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{
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new Box
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{
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Anchor = Anchor.TopRight,
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Origin = Anchor.TopRight,
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Scale = new Vector2(2, 1), // over-extend to the left for transitions
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RelativeSizeAxes = Axes.Both,
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Colour = OsuColour.Gray(0.05f),
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Alpha = 1,
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},
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loading = new LoadingLayer
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{
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State = { Value = Visibility.Visible }
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}
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}
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};
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Add(SectionsContainer = new SettingsSectionsContainer
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{
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Masking = true,
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RelativeSizeAxes = Axes.Both,
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ExpandableHeader = CreateHeader(),
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SelectedSection = { BindTarget = CurrentSection },
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FixedHeader = searchTextBox = new SeekLimitedSearchTextBox
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{
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RelativeSizeAxes = Axes.X,
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Origin = Anchor.TopCentre,
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Anchor = Anchor.TopCentre,
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Width = 0.95f,
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Margin = new MarginPadding
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{
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Top = 20,
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Bottom = 20
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},
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},
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Footer = CreateFooter().With(f => f.Alpha = 0)
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});
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if (showSidebar)
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{
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AddInternal(Sidebar = new Sidebar { Width = sidebar_width });
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}
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CreateSections()?.ForEach(AddSection);
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}
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protected void AddSection(SettingsSection section)
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{
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if (IsLoaded)
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// just to keep things simple. can be accommodated for if we ever need it.
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throw new InvalidOperationException("All sections must be added before the panel is loaded.");
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loadableSections.Add(section);
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}
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protected virtual Drawable CreateHeader() => new Container();
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protected virtual Drawable CreateFooter() => new Container();
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protected override void PopIn()
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{
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base.PopIn();
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ContentContainer.MoveToX(ExpandedPosition, TRANSITION_LENGTH, Easing.OutQuint);
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// delay load enough to ensure it doesn't overlap with the initial animation.
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// this is done as there is still a brief stutter during load completion which is more visible if the transition is in progress.
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// the eventual goal would be to remove the need for this by splitting up load into smaller work pieces, or fixing the remaining
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// load complete overheads.
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Scheduler.AddDelayed(loadSections, TRANSITION_LENGTH / 3);
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Sidebar?.MoveToX(0, TRANSITION_LENGTH, Easing.OutQuint);
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this.FadeTo(1, TRANSITION_LENGTH, Easing.OutQuint);
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searchTextBox.HoldFocus = true;
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}
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protected virtual float ExpandedPosition => 0;
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protected override void PopOut()
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{
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base.PopOut();
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ContentContainer.MoveToX(-WIDTH + ExpandedPosition, TRANSITION_LENGTH, Easing.OutQuint);
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Sidebar?.MoveToX(-sidebar_width, TRANSITION_LENGTH, Easing.OutQuint);
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this.FadeTo(0, TRANSITION_LENGTH, Easing.OutQuint);
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searchTextBox.HoldFocus = false;
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if (searchTextBox.HasFocus)
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GetContainingInputManager().ChangeFocus(null);
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}
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public override bool AcceptsFocus => true;
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protected override void OnFocus(FocusEvent e)
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{
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searchTextBox.TakeFocus();
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base.OnFocus(e);
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}
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protected override void UpdateAfterChildren()
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{
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base.UpdateAfterChildren();
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ContentContainer.Margin = new MarginPadding { Left = Sidebar?.DrawWidth ?? 0 };
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}
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private const double fade_in_duration = 1000;
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private void loadSections()
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{
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if (sectionsLoadingTask != null)
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return;
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sectionsLoadingTask = LoadComponentsAsync(loadableSections, sections =>
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{
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SectionsContainer.AddRange(sections);
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SectionsContainer.Footer.FadeInFromZero(fade_in_duration, Easing.OutQuint);
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SectionsContainer.SearchContainer.FadeInFromZero(fade_in_duration, Easing.OutQuint);
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loading.Hide();
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searchTextBox.Current.BindValueChanged(term => SectionsContainer.SearchTerm = term.NewValue, true);
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searchTextBox.TakeFocus();
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loadSidebarButtons();
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});
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}
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private void loadSidebarButtons()
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{
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if (Sidebar == null)
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return;
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LoadComponentsAsync(createSidebarButtons(), buttons =>
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{
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float delay = 0;
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foreach (var button in buttons)
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{
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Sidebar.Add(button);
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button.FadeOut()
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.Delay(delay)
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.FadeInFromZero(fade_in_duration, Easing.OutQuint);
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delay += 40;
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}
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SectionsContainer.SelectedSection.BindValueChanged(section =>
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{
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if (selectedSidebarButton != null)
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selectedSidebarButton.Selected = false;
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selectedSidebarButton = Sidebar.Children.FirstOrDefault(b => b.Section == section.NewValue);
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if (selectedSidebarButton != null)
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selectedSidebarButton.Selected = true;
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}, true);
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});
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}
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private IEnumerable<SidebarButton> createSidebarButtons()
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{
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foreach (var section in SectionsContainer)
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{
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yield return new SidebarButton
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{
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Section = section,
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Action = () =>
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{
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if (!SectionsContainer.IsLoaded)
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return;
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SectionsContainer.ScrollTo(section);
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Sidebar.State = ExpandedState.Contracted;
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},
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};
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}
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}
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private class NonMaskedContent : Container<Drawable>
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{
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// masking breaks the pan-out transform with nested sub-settings panels.
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protected override bool ComputeIsMaskedAway(RectangleF maskingBounds) => false;
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}
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public class SettingsSectionsContainer : SectionsContainer<SettingsSection>
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{
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public SearchContainer<SettingsSection> SearchContainer;
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public string SearchTerm
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{
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get => SearchContainer.SearchTerm;
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set
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{
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SearchContainer.SearchTerm = value;
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InvalidateScrollPosition();
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}
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}
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protected override FlowContainer<SettingsSection> CreateScrollContentContainer()
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=> SearchContainer = new SearchContainer<SettingsSection>
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{
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AutoSizeAxes = Axes.Y,
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RelativeSizeAxes = Axes.X,
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Direction = FillDirection.Vertical,
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};
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public SettingsSectionsContainer()
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{
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HeaderBackground = new Box
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{
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Colour = Color4.Black,
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RelativeSizeAxes = Axes.Both
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};
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}
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protected override void UpdateAfterChildren()
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{
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base.UpdateAfterChildren();
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// no null check because the usage of this class is strict
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HeaderBackground.Alpha = -ExpandableHeader.Y / ExpandableHeader.LayoutSize.Y;
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}
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}
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}
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}
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