// Copyright (c) ppy Pty Ltd . Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. using System.Collections.Generic; using System.Linq; using osu.Framework.Allocation; using osu.Framework.Bindables; using osu.Framework.Extensions.LocalisationExtensions; using osu.Framework.Graphics; using osu.Framework.Graphics.Containers; using osu.Framework.Graphics.Colour; using osu.Framework.Graphics.Shapes; using osu.Framework.Localisation; using osu.Game.Beatmaps; using osu.Game.Beatmaps.Drawables; using osu.Game.Graphics; using osu.Game.Graphics.Sprites; using osu.Game.Graphics.UserInterface; using osu.Game.Rulesets.Mods; using osuTK; using osuTK.Graphics; using System.Threading; using osu.Game.Configuration; namespace osu.Game.Overlays.Mods { public partial class ModEffectPreviewPanel : CompositeDrawable { private Container content = null!; private Container innerContent = null!; private Box background = null!; private Box innerBackground = null!; private StarRatingDisplay starRatingDisplay = null!; private BPMDisplay bpmDisplay = null!; private FillFlowContainer outerContent = null!; private VerticalAttributeDisplay circleSizeDisplay = null!; private VerticalAttributeDisplay drainRateDisplay = null!; private VerticalAttributeDisplay approachRateDisplay = null!; private VerticalAttributeDisplay overallDifficultyDisplay = null!; private const float transition_duration = 250; public Bindable BeatmapInfo { get; } = new Bindable(); public BindableBool Collapsed { get; } = new BindableBool(); [Resolved] private Bindable> mods { get; set; } = null!; private ModSettingChangeTracker? modSettingChangeTracker; [Resolved] private OverlayColourProvider colourProvider { get; set; } = null!; [Resolved] private BeatmapDifficultyCache difficultyCache { get; set; } = null!; private CancellationTokenSource? cancellationSource; private IBindable starDifficulty = null!; [BackgroundDependencyLoader] private void load() { const float shear = ShearedOverlayContainer.SHEAR; AutoSizeAxes = Axes.Both; InternalChild = content = new InputBlockingContainer { Origin = Anchor.BottomRight, Anchor = Anchor.BottomRight, AutoSizeAxes = Axes.X, AutoSizeEasing = Easing.OutQuint, AutoSizeDuration = transition_duration, Height = ShearedButton.HEIGHT, Shear = new Vector2(shear, 0), CornerRadius = ShearedButton.CORNER_RADIUS, BorderThickness = ShearedButton.BORDER_THICKNESS, Masking = true, Children = new Drawable[] { background = new Box { RelativeSizeAxes = Axes.Both }, new FillFlowContainer // divide inner and outer content { Origin = Anchor.BottomLeft, Anchor = Anchor.BottomLeft, AutoSizeAxes = Axes.X, RelativeSizeAxes = Axes.Y, Direction = FillDirection.Horizontal, Children = new Drawable[] { innerContent = new Container { AutoSizeAxes = Axes.X, RelativeSizeAxes = Axes.Y, BorderThickness = ShearedButton.BORDER_THICKNESS, CornerRadius = ShearedButton.CORNER_RADIUS, Masking = true, Children = new Drawable[] { innerBackground = new Box { RelativeSizeAxes = Axes.Both }, new Container // actual inner content { Origin = Anchor.Centre, Anchor = Anchor.Centre, Width = 140, RelativeSizeAxes = Axes.Y, Margin = new MarginPadding { Horizontal = 15 }, Children = new Drawable[] { starRatingDisplay = new StarRatingDisplay(default, animated: true) { Origin = Anchor.CentreLeft, Anchor = Anchor.CentreLeft, Shear = new Vector2(-shear, 0), }, bpmDisplay = new BPMDisplay { Origin = Anchor.CentreRight, Anchor = Anchor.CentreRight, Shear = new Vector2(-shear, 0), } } } } }, outerContent = new FillFlowContainer { Origin = Anchor.CentreLeft, Anchor = Anchor.CentreLeft, AutoSizeAxes = Axes.X, RelativeSizeAxes = Axes.Y, Direction = FillDirection.Horizontal, Children = new[] { circleSizeDisplay = new VerticalAttributeDisplay("CS"), drainRateDisplay = new VerticalAttributeDisplay("HP"), approachRateDisplay = new VerticalAttributeDisplay("AR"), overallDifficultyDisplay = new VerticalAttributeDisplay("OD"), } } } } } }; } protected override void LoadComplete() { background.Colour = colourProvider.Background4; innerBackground.Colour = colourProvider.Background3; Color4 glowColour = colourProvider.Background1; content.BorderColour = ColourInfo.GradientVertical(background.Colour, glowColour); innerContent.BorderColour = ColourInfo.GradientVertical(innerBackground.Colour, glowColour); BeatmapInfo.BindValueChanged(_ => updateValues()); mods.BindValueChanged(_ => { modSettingChangeTracker?.Dispose(); modSettingChangeTracker = new ModSettingChangeTracker(mods.Value); modSettingChangeTracker.SettingChanged += _ => updateValues(); updateValues(); }, true); Collapsed.BindValueChanged(collapsed => outerContent.FadeTo(collapsed.NewValue ? 0 : 1, transition_duration, Easing.OutQuint), true); } private void updateValues() => Scheduler.AddOnce(() => { if (BeatmapInfo.Value == null) return; cancellationSource?.Cancel(); starDifficulty = difficultyCache.GetBindableDifficulty(BeatmapInfo.Value, (cancellationSource = new CancellationTokenSource()).Token); starDifficulty.BindValueChanged(s => { starRatingDisplay.Current.Value = s.NewValue ?? default; if (!starRatingDisplay.IsPresent) starRatingDisplay.FinishTransforms(true); }); double rate = 1; foreach (var mod in mods.Value.OfType()) rate = mod.ApplyToRate(0, rate); bpmDisplay.Current.Value = BeatmapInfo.Value.BPM * rate; BeatmapDifficulty adjustedDifficulty = new BeatmapDifficulty(BeatmapInfo.Value.Difficulty); foreach (var mod in mods.Value.OfType()) mod.ApplyToDifficulty(adjustedDifficulty); circleSizeDisplay.Current.Value = adjustedDifficulty.CircleSize; drainRateDisplay.Current.Value = adjustedDifficulty.DrainRate; approachRateDisplay.Current.Value = adjustedDifficulty.ApproachRate; overallDifficultyDisplay.Current.Value = adjustedDifficulty.OverallDifficulty; }); private partial class BPMDisplay : RollingCounter { protected override double RollingDuration => 500; protected override LocalisableString FormatCount(double count) => count.ToLocalisableString("0 BPM"); protected override OsuSpriteText CreateSpriteText() => new OsuSpriteText { Font = OsuFont.Default.With(size: 20, weight: FontWeight.SemiBold), UseFullGlyphHeight = false, }; } } }