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mirror of https://github.com/ppy/osu.git synced 2024-09-22 21:27:24 +08:00
osu-lazer/osu.Game/Overlays/Mods/ModColumn.cs

461 lines
17 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 System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Humanizer;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Colour;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input.Events;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.UserInterface;
using osu.Game.Rulesets.Mods;
using osu.Game.Utils;
using osuTK;
using osuTK.Graphics;
using osuTK.Input;
#nullable enable
namespace osu.Game.Overlays.Mods
{
public class ModColumn : CompositeDrawable
{
public readonly Container TopLevelContent;
public readonly ModType ModType;
private Func<Mod, bool>? filter;
/// <summary>
/// Function determining whether each mod in the column should be displayed.
/// A return value of <see langword="true"/> means that the mod is not filtered and therefore its corresponding panel should be displayed.
/// A return value of <see langword="false"/> means that the mod is filtered out and therefore its corresponding panel should be hidden.
/// </summary>
public Func<Mod, bool>? Filter
{
get => filter;
set
{
filter = value;
updateFilter();
}
}
public Bindable<IReadOnlyList<Mod>> SelectedMods = new Bindable<IReadOnlyList<Mod>>(Array.Empty<Mod>());
private readonly Key[]? toggleKeys;
private readonly Bindable<Dictionary<ModType, IReadOnlyList<Mod>>> availableMods = new Bindable<Dictionary<ModType, IReadOnlyList<Mod>>>();
private readonly TextFlowContainer headerText;
private readonly Box headerBackground;
private readonly Container contentContainer;
private readonly Box contentBackground;
private readonly FillFlowContainer<ModPanel> panelFlow;
private readonly ToggleAllCheckbox? toggleAllCheckbox;
private Colour4 accentColour;
private Task? latestLoadTask;
internal bool ItemsLoaded => latestLoadTask == null;
private const float header_height = 42;
public ModColumn(ModType modType, bool allowBulkSelection, Key[]? toggleKeys = null)
{
ModType = modType;
this.toggleKeys = toggleKeys;
Width = 320;
RelativeSizeAxes = Axes.Y;
Shear = new Vector2(ModPanel.SHEAR_X, 0);
Container controlContainer;
InternalChildren = new Drawable[]
{
TopLevelContent = new Container
{
RelativeSizeAxes = Axes.Both,
CornerRadius = ModPanel.CORNER_RADIUS,
Masking = true,
Children = new Drawable[]
{
new Container
{
RelativeSizeAxes = Axes.X,
Height = header_height + ModPanel.CORNER_RADIUS,
Children = new Drawable[]
{
headerBackground = new Box
{
RelativeSizeAxes = Axes.X,
Height = header_height + ModPanel.CORNER_RADIUS
},
headerText = new OsuTextFlowContainer(t =>
{
t.Font = OsuFont.TorusAlternate.With(size: 17);
t.Shadow = false;
t.Colour = Colour4.Black;
})
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
Shear = new Vector2(-ModPanel.SHEAR_X, 0),
Padding = new MarginPadding
{
Horizontal = 17,
Bottom = ModPanel.CORNER_RADIUS
}
}
}
},
new Container
{
RelativeSizeAxes = Axes.Both,
Padding = new MarginPadding { Top = header_height },
Child = contentContainer = new Container
{
RelativeSizeAxes = Axes.Both,
Masking = true,
CornerRadius = ModPanel.CORNER_RADIUS,
BorderThickness = 3,
Children = new Drawable[]
{
contentBackground = new Box
{
RelativeSizeAxes = Axes.Both
},
new GridContainer
{
RelativeSizeAxes = Axes.Both,
RowDimensions = new[]
{
new Dimension(GridSizeMode.AutoSize),
new Dimension()
},
Content = new[]
{
new Drawable[]
{
controlContainer = new Container
{
RelativeSizeAxes = Axes.X,
Padding = new MarginPadding { Horizontal = 14 }
}
},
new Drawable[]
{
new NestedVerticalScrollContainer
{
RelativeSizeAxes = Axes.Both,
ClampExtension = 100,
ScrollbarOverlapsContent = false,
Child = panelFlow = new FillFlowContainer<ModPanel>
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Spacing = new Vector2(0, 7),
Padding = new MarginPadding(7)
}
}
}
}
}
}
}
}
}
}
};
createHeaderText();
if (allowBulkSelection)
{
controlContainer.Height = 35;
controlContainer.Add(toggleAllCheckbox = new ToggleAllCheckbox(this)
{
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
Scale = new Vector2(0.8f),
RelativeSizeAxes = Axes.X,
LabelText = "Enable All",
Shear = new Vector2(-ModPanel.SHEAR_X, 0)
});
panelFlow.Padding = new MarginPadding
{
Top = 0,
Bottom = 7,
Horizontal = 7
};
}
}
private void createHeaderText()
{
IEnumerable<string> headerTextWords = ModType.Humanize(LetterCasing.Title).Split(' ');
if (headerTextWords.Count() > 1)
{
headerText.AddText($"{headerTextWords.First()} ", t => t.Font = t.Font.With(weight: FontWeight.SemiBold));
headerTextWords = headerTextWords.Skip(1);
}
headerText.AddText(string.Join(' ', headerTextWords));
}
[BackgroundDependencyLoader]
private void load(OsuGameBase game, OverlayColourProvider colourProvider, OsuColour colours)
{
availableMods.BindTo(game.AvailableMods);
headerBackground.Colour = accentColour = colours.ForModType(ModType);
if (toggleAllCheckbox != null)
{
toggleAllCheckbox.AccentColour = accentColour;
toggleAllCheckbox.AccentHoverColour = accentColour.Lighten(0.3f);
}
contentContainer.BorderColour = ColourInfo.GradientVertical(colourProvider.Background4, colourProvider.Background3);
contentBackground.Colour = colourProvider.Background4;
}
protected override void LoadComplete()
{
base.LoadComplete();
availableMods.BindValueChanged(_ => Scheduler.AddOnce(updateMods));
SelectedMods.BindValueChanged(_ =>
{
// if a load is in progress, don't try to update the selection - the load flow will do so.
if (latestLoadTask == null)
updateActiveState();
});
updateMods();
}
private CancellationTokenSource? cancellationTokenSource;
private void updateMods()
{
var newMods = ModUtils.FlattenMods(availableMods.Value.GetValueOrDefault(ModType) ?? Array.Empty<Mod>()).ToList();
if (newMods.SequenceEqual(panelFlow.Children.Select(p => p.Mod)))
return;
cancellationTokenSource?.Cancel();
var panels = newMods.Select(mod => new ModPanel(mod)
{
Shear = new Vector2(-ModPanel.SHEAR_X, 0)
});
Task? loadTask;
latestLoadTask = loadTask = LoadComponentsAsync(panels, loaded =>
{
panelFlow.ChildrenEnumerable = loaded;
updateActiveState();
updateToggleAllState();
updateFilter();
foreach (var panel in panelFlow)
{
panel.Active.BindValueChanged(_ =>
{
updateToggleAllState();
SelectedMods.Value = panel.Active.Value
? SelectedMods.Value.Append(panel.Mod).ToArray()
: SelectedMods.Value.Except(new[] { panel.Mod }).ToArray();
});
}
}, (cancellationTokenSource = new CancellationTokenSource()).Token);
loadTask.ContinueWith(_ =>
{
if (loadTask == latestLoadTask)
latestLoadTask = null;
});
}
private void updateActiveState()
{
foreach (var panel in panelFlow)
panel.Active.Value = SelectedMods.Value.Contains(panel.Mod, EqualityComparer<Mod>.Default);
}
#region Bulk select / deselect
private const double initial_multiple_selection_delay = 120;
private double selectionDelay = initial_multiple_selection_delay;
private double lastSelection;
private readonly Queue<Action> pendingSelectionOperations = new Queue<Action>();
protected bool SelectionAnimationRunning => pendingSelectionOperations.Count > 0;
protected override void Update()
{
base.Update();
if (selectionDelay == initial_multiple_selection_delay || Time.Current - lastSelection >= selectionDelay)
{
if (pendingSelectionOperations.TryDequeue(out var dequeuedAction))
{
dequeuedAction();
// each time we play an animation, we decrease the time until the next animation (to ramp the visual and audible elements).
selectionDelay = Math.Max(30, selectionDelay * 0.8f);
lastSelection = Time.Current;
}
else
{
// reset the selection delay after all animations have been completed.
// this will cause the next action to be immediately performed.
selectionDelay = initial_multiple_selection_delay;
}
}
}
private void updateToggleAllState()
{
if (toggleAllCheckbox != null && !SelectionAnimationRunning)
{
toggleAllCheckbox.Alpha = panelFlow.Any(panel => !panel.Filtered.Value) ? 1 : 0;
toggleAllCheckbox.Current.Value = panelFlow.Where(panel => !panel.Filtered.Value).All(panel => panel.Active.Value);
}
}
/// <summary>
/// Selects all mods.
/// </summary>
public void SelectAll()
{
pendingSelectionOperations.Clear();
foreach (var button in panelFlow.Where(b => !b.Active.Value && !b.Filtered.Value))
pendingSelectionOperations.Enqueue(() => button.Active.Value = true);
}
/// <summary>
/// Deselects all mods.
/// </summary>
public void DeselectAll()
{
pendingSelectionOperations.Clear();
foreach (var button in panelFlow.Where(b => b.Active.Value && !b.Filtered.Value))
pendingSelectionOperations.Enqueue(() => button.Active.Value = false);
}
private class ToggleAllCheckbox : OsuCheckbox
{
private Color4 accentColour;
public Color4 AccentColour
{
get => accentColour;
set
{
accentColour = value;
updateState();
}
}
private Color4 accentHoverColour;
public Color4 AccentHoverColour
{
get => accentHoverColour;
set
{
accentHoverColour = value;
updateState();
}
}
private readonly ModColumn column;
public ToggleAllCheckbox(ModColumn column)
: base(false)
{
this.column = column;
}
protected override void ApplyLabelParameters(SpriteText text)
{
base.ApplyLabelParameters(text);
text.Font = text.Font.With(weight: FontWeight.SemiBold);
}
[BackgroundDependencyLoader]
private void load()
{
updateState();
}
private void updateState()
{
Nub.AccentColour = AccentColour;
Nub.GlowingAccentColour = AccentHoverColour;
Nub.GlowColour = AccentHoverColour.Opacity(0.2f);
}
protected override void OnUserChange(bool value)
{
if (value)
column.SelectAll();
else
column.DeselectAll();
}
}
#endregion
#region Filtering support
private void updateFilter()
{
foreach (var modPanel in panelFlow)
modPanel.ApplyFilter(Filter);
updateToggleAllState();
}
#endregion
#region Keyboard selection support
protected override bool OnKeyDown(KeyDownEvent e)
{
if (e.ControlPressed || e.AltPressed) return false;
if (toggleKeys == null) return false;
int index = Array.IndexOf(toggleKeys, e.Key);
if (index < 0) return false;
var panel = panelFlow.ElementAtOrDefault(index);
if (panel == null || panel.Filtered.Value) return false;
panel.Active.Toggle();
return true;
}
#endregion
}
}