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326 lines
11 KiB
C#
326 lines
11 KiB
C#
// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using System.Linq;
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using osu.Framework;
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using osu.Framework.Allocation;
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using osu.Framework.Configuration;
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using osu.Framework.Extensions.Color4Extensions;
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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;
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using osu.Game.Beatmaps;
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using osu.Game.Beatmaps.Drawables;
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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.Sprites;
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using OpenTK;
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using OpenTK.Graphics;
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namespace osu.Game.Overlays.BeatmapSet
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{
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public class BeatmapPicker : Container
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{
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private const float tile_icon_padding = 7;
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private const float tile_spacing = 2;
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private readonly DifficultiesContainer difficulties;
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private readonly OsuSpriteText version, starRating;
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private readonly Statistic plays, favourites;
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public readonly Bindable<BeatmapInfo> Beatmap = new Bindable<BeatmapInfo>();
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private BeatmapSetInfo beatmapSet;
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public BeatmapSetInfo BeatmapSet
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{
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get { return beatmapSet; }
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set
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{
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if (value == beatmapSet) return;
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beatmapSet = value;
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updateDisplay();
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}
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}
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private void updateDisplay()
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{
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difficulties.Clear();
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if (BeatmapSet != null)
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{
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difficulties.ChildrenEnumerable = BeatmapSet.Beatmaps.OrderBy(beatmap => beatmap.StarDifficulty).Select(b => new DifficultySelectorButton(b)
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{
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State = DifficultySelectorState.NotSelected,
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OnHovered = beatmap =>
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{
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showBeatmap(beatmap);
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starRating.Text = beatmap.StarDifficulty.ToString("Star Difficulty 0.##");
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starRating.FadeIn(100);
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},
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OnClicked = beatmap => { Beatmap.Value = beatmap; },
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});
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}
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starRating.FadeOut(100);
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Beatmap.Value = BeatmapSet?.Beatmaps.FirstOrDefault();
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plays.Value = BeatmapSet?.OnlineInfo.PlayCount ?? 0;
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favourites.Value = BeatmapSet?.OnlineInfo.FavouriteCount ?? 0;
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updateDifficultyButtons();
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}
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public BeatmapPicker()
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{
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RelativeSizeAxes = Axes.X;
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AutoSizeAxes = Axes.Y;
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Children = new Drawable[]
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{
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new FillFlowContainer
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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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Children = new Drawable[]
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{
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difficulties = new DifficultiesContainer
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{
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AutoSizeAxes = Axes.Both,
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Margin = new MarginPadding { Left = -(tile_icon_padding + tile_spacing / 2) },
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OnLostHover = () =>
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{
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showBeatmap(Beatmap.Value);
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starRating.FadeOut(100);
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},
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},
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new FillFlowContainer
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{
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AutoSizeAxes = Axes.Both,
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Margin = new MarginPadding { Top = 10 },
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Spacing = new Vector2(5f),
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Children = new[]
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{
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version = new OsuSpriteText
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{
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Anchor = Anchor.BottomLeft,
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Origin = Anchor.BottomLeft,
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TextSize = 20,
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Font = @"Exo2.0-Bold",
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},
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starRating = new OsuSpriteText
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{
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Anchor = Anchor.BottomLeft,
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Origin = Anchor.BottomLeft,
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TextSize = 13,
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Font = @"Exo2.0-Bold",
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Text = "Star Difficulty",
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Alpha = 0,
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Margin = new MarginPadding { Bottom = 1 },
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},
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},
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},
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new FillFlowContainer
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Spacing = new Vector2(10f),
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Margin = new MarginPadding { Top = 5 },
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Children = new[]
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{
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plays = new Statistic(FontAwesome.fa_play_circle),
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favourites = new Statistic(FontAwesome.fa_heart),
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},
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},
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},
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},
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};
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Beatmap.ValueChanged += b =>
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{
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showBeatmap(b);
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updateDifficultyButtons();
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};
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}
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[BackgroundDependencyLoader]
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private void load(OsuColour colours)
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{
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starRating.Colour = colours.Yellow;
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updateDisplay();
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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// done here so everything can bind in intialization and get the first trigger
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Beatmap.TriggerChange();
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}
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private void showBeatmap(BeatmapInfo beatmap)
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{
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version.Text = beatmap?.Version;
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}
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private void updateDifficultyButtons()
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{
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difficulties.Children.ToList().ForEach(diff => diff.State = diff.Beatmap == Beatmap.Value ? DifficultySelectorState.Selected : DifficultySelectorState.NotSelected);
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}
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private class DifficultiesContainer : FillFlowContainer<DifficultySelectorButton>
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{
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public Action OnLostHover;
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protected override void OnHoverLost(InputState state)
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{
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base.OnHoverLost(state);
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OnLostHover?.Invoke();
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}
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}
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private class DifficultySelectorButton : OsuClickableContainer, IStateful<DifficultySelectorState>
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{
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private const float transition_duration = 100;
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private const float size = 52;
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private readonly Container bg;
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private readonly DifficultyIcon icon;
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public readonly BeatmapInfo Beatmap;
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public Action<BeatmapInfo> OnHovered;
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public Action<BeatmapInfo> OnClicked;
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public event Action<DifficultySelectorState> StateChanged;
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private DifficultySelectorState state;
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public DifficultySelectorState State
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{
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get { return state; }
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set
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{
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if (value == state) return;
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state = value;
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StateChanged?.Invoke(State);
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if (value == DifficultySelectorState.Selected)
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fadeIn();
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else
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fadeOut();
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}
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}
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public DifficultySelectorButton(BeatmapInfo beatmap)
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{
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Beatmap = beatmap;
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Size = new Vector2(size);
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Margin = new MarginPadding { Horizontal = tile_spacing / 2 };
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Children = new Drawable[]
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{
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bg = new Container
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{
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RelativeSizeAxes = Axes.Both,
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Masking = true,
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CornerRadius = 4,
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Child = new Box
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{
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RelativeSizeAxes = Axes.Both,
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Colour = Color4.Black.Opacity(0.5f),
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},
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},
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icon = new DifficultyIcon(beatmap)
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Size = new Vector2(size - tile_icon_padding * 2),
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Margin = new MarginPadding { Bottom = 1 },
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},
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};
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}
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protected override bool OnHover(InputState state)
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{
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fadeIn();
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OnHovered?.Invoke(Beatmap);
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return base.OnHover(state);
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}
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protected override void OnHoverLost(InputState state)
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{
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if (State == DifficultySelectorState.NotSelected)
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fadeOut();
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base.OnHoverLost(state);
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}
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protected override bool OnClick(InputState state)
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{
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OnClicked?.Invoke(Beatmap);
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return base.OnClick(state);
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}
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private void fadeIn()
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{
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bg.FadeIn(transition_duration);
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icon.FadeIn(transition_duration);
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}
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private void fadeOut()
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{
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bg.FadeOut();
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icon.FadeTo(0.7f, transition_duration);
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}
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}
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private class Statistic : FillFlowContainer
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{
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private readonly OsuSpriteText text;
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private int value;
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public int Value
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{
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get { return value; }
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set
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{
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this.value = value;
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text.Text = Value.ToString(@"N0");
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}
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}
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public Statistic(FontAwesome icon)
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{
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AutoSizeAxes = Axes.Both;
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Direction = FillDirection.Horizontal;
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Spacing = new Vector2(2f);
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Children = new Drawable[]
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{
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new SpriteIcon
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{
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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Icon = icon,
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Shadow = true,
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Size = new Vector2(13),
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},
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text = new OsuSpriteText
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{
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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Font = @"Exo2.0-SemiBoldItalic",
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TextSize = 14,
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},
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};
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}
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}
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private enum DifficultySelectorState
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{
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Selected,
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NotSelected,
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}
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}
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}
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