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osu-lazer/osu.Game/Overlays/NowPlayingOverlay.cs

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// 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.Threading.Tasks;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Effects;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.Textures;
using osu.Framework.Input.Events;
using osu.Framework.Localisation;
using osu.Game.Beatmaps;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.Sprites;
using osu.Game.Graphics.UserInterface;
using osu.Game.Localisation;
using osu.Game.Overlays.Music;
using osuTK;
using osuTK.Graphics;
namespace osu.Game.Overlays
{
public class NowPlayingOverlay : OsuFocusedOverlayContainer, INamedOverlayComponent
{
public string IconTexture => "Icons/Hexacons/music";
public LocalisableString Title => NowPlayingStrings.HeaderTitle;
public LocalisableString Description => NowPlayingStrings.HeaderDescription;
private const float player_height = 130;
private const float transition_length = 800;
private const float progress_height = 10;
private const float bottom_black_area_height = 55;
private Drawable background;
private ProgressBar progressBar;
private IconButton prevButton;
private IconButton playButton;
private IconButton nextButton;
private IconButton playlistButton;
private SpriteText title, artist;
private PlaylistOverlay playlist;
private Container dragContainer;
private Container playerContainer;
protected override string PopInSampleName => "UI/now-playing-pop-in";
protected override string PopOutSampleName => "UI/now-playing-pop-out";
[Resolved]
private MusicController musicController { get; set; }
[Resolved]
private Bindable<WorkingBeatmap> beatmap { get; set; }
[Resolved]
private OsuColour colours { get; set; }
public NowPlayingOverlay()
{
Width = 400;
Margin = new MarginPadding(10);
}
[BackgroundDependencyLoader]
private void load()
{
Children = new Drawable[]
{
dragContainer = new DragContainer
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Children = new Drawable[]
{
playerContainer = new Container
{
RelativeSizeAxes = Axes.X,
Height = player_height,
Masking = true,
CornerRadius = 5,
EdgeEffect = new EdgeEffectParameters
{
Type = EdgeEffectType.Shadow,
Colour = Color4.Black.Opacity(40),
Radius = 5,
},
Children = new[]
{
background = new Background(),
title = new OsuSpriteText
{
Origin = Anchor.BottomCentre,
Anchor = Anchor.TopCentre,
Position = new Vector2(0, 40),
Font = OsuFont.GetFont(size: 25, italics: true),
Colour = Color4.White,
Text = @"Nothing to play",
},
artist = new OsuSpriteText
{
Origin = Anchor.TopCentre,
Anchor = Anchor.TopCentre,
Position = new Vector2(0, 45),
Font = OsuFont.GetFont(size: 15, weight: FontWeight.Bold, italics: true),
Colour = Color4.White,
Text = @"Nothing to play",
},
new Container
{
Padding = new MarginPadding { Bottom = progress_height },
Height = bottom_black_area_height,
RelativeSizeAxes = Axes.X,
Origin = Anchor.BottomCentre,
Anchor = Anchor.BottomCentre,
Children = new Drawable[]
{
new FillFlowContainer<IconButton>
{
AutoSizeAxes = Axes.Both,
Direction = FillDirection.Horizontal,
Spacing = new Vector2(5),
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
Children = new[]
{
prevButton = new MusicIconButton
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
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Action = () => musicController.PreviousTrack(),
Icon = FontAwesome.Solid.StepBackward,
},
playButton = new MusicIconButton
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Scale = new Vector2(1.4f),
IconScale = new Vector2(1.4f),
Action = () => musicController.TogglePause(),
Icon = FontAwesome.Regular.PlayCircle,
},
nextButton = new MusicIconButton
{
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Action = () => musicController.NextTrack(),
Icon = FontAwesome.Solid.StepForward,
},
}
},
playlistButton = new MusicIconButton
{
Origin = Anchor.Centre,
Anchor = Anchor.CentreRight,
Position = new Vector2(-bottom_black_area_height / 2, 0),
Icon = FontAwesome.Solid.Bars,
Action = togglePlaylist
},
}
},
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progressBar = new HoverableProgressBar
{
Origin = Anchor.BottomCentre,
Anchor = Anchor.BottomCentre,
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Height = progress_height / 2,
FillColour = colours.Yellow,
BackgroundColour = colours.YellowDarker.Opacity(0.5f),
OnSeek = musicController.SeekTo
}
},
},
}
}
};
}
private void togglePlaylist()
{
if (playlist == null)
{
LoadComponentAsync(playlist = new PlaylistOverlay
{
RelativeSizeAxes = Axes.X,
Y = player_height + 10,
}, _ =>
{
dragContainer.Add(playlist);
playlist.State.BindValueChanged(s => playlistButton.FadeColour(s.NewValue == Visibility.Visible ? colours.Yellow : Color4.White, 200, Easing.OutQuint), true);
togglePlaylist();
});
return;
}
if (!beatmap.Disabled)
playlist.ToggleVisibility();
}
protected override void LoadComplete()
{
base.LoadComplete();
beatmap.BindDisabledChanged(_ => Scheduler.AddOnce(beatmapDisabledChanged));
beatmapDisabledChanged();
musicController.TrackChanged += trackChanged;
trackChanged(beatmap.Value);
}
protected override void PopIn()
{
base.PopIn();
this.FadeIn(transition_length, Easing.OutQuint);
dragContainer.ScaleTo(1, transition_length, Easing.OutElastic);
}
protected override void PopOut()
{
base.PopOut();
this.FadeOut(transition_length, Easing.OutQuint);
dragContainer.ScaleTo(0.9f, transition_length, Easing.OutQuint);
}
protected override void UpdateAfterChildren()
{
base.UpdateAfterChildren();
Height = dragContainer.Height;
}
protected override void Update()
{
base.Update();
if (pendingBeatmapSwitch != null)
{
pendingBeatmapSwitch();
pendingBeatmapSwitch = null;
}
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var track = musicController.CurrentTrack;
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if (!track.IsDummyDevice)
{
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progressBar.EndTime = track.Length;
progressBar.CurrentTime = track.CurrentTime;
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playButton.Icon = track.IsRunning ? FontAwesome.Regular.PauseCircle : FontAwesome.Regular.PlayCircle;
}
else
{
progressBar.CurrentTime = 0;
progressBar.EndTime = 1;
playButton.Icon = FontAwesome.Regular.PlayCircle;
}
}
private Action pendingBeatmapSwitch;
private void trackChanged(WorkingBeatmap beatmap, TrackChangeDirection direction = TrackChangeDirection.None)
{
// avoid using scheduler as our scheduler may not be run for a long time, holding references to beatmaps.
pendingBeatmapSwitch = delegate
{
// todo: this can likely be replaced with WorkingBeatmap.GetBeatmapAsync()
Task.Run(() =>
{
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if (beatmap?.Beatmap == null) // this is not needed if a placeholder exists
{
title.Text = @"Nothing to play";
artist.Text = @"Nothing to play";
}
else
{
BeatmapMetadata metadata = beatmap.Metadata;
title.Text = new RomanisableString(metadata.TitleUnicode, metadata.Title);
artist.Text = new RomanisableString(metadata.ArtistUnicode, metadata.Artist);
}
});
LoadComponentAsync(new Background(beatmap) { Depth = float.MaxValue }, newBackground =>
{
switch (direction)
{
case TrackChangeDirection.Next:
newBackground.Position = new Vector2(400, 0);
newBackground.MoveToX(0, 500, Easing.OutCubic);
background.MoveToX(-400, 500, Easing.OutCubic);
break;
case TrackChangeDirection.Prev:
newBackground.Position = new Vector2(-400, 0);
newBackground.MoveToX(0, 500, Easing.OutCubic);
background.MoveToX(400, 500, Easing.OutCubic);
break;
}
background.Expire();
background = newBackground;
playerContainer.Add(newBackground);
});
};
}
private void beatmapDisabledChanged()
{
bool disabled = beatmap.Disabled;
if (disabled)
playlist?.Hide();
prevButton.Enabled.Value = !disabled;
nextButton.Enabled.Value = !disabled;
playlistButton.Enabled.Value = !disabled;
}
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protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
if (musicController != null)
musicController.TrackChanged -= trackChanged;
}
private class MusicIconButton : IconButton
{
public MusicIconButton()
{
AutoSizeAxes = Axes.Both;
}
[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
HoverColour = colours.YellowDark.Opacity(0.6f);
FlashColour = colours.Yellow;
}
protected override void LoadComplete()
{
base.LoadComplete();
// works with AutoSizeAxes above to make buttons autosize with the scale animation.
Content.AutoSizeAxes = Axes.None;
Content.Size = new Vector2(DEFAULT_BUTTON_SIZE);
}
}
private class Background : BufferedContainer
{
private readonly Sprite sprite;
private readonly WorkingBeatmap beatmap;
public Background(WorkingBeatmap beatmap = null)
: base(cachedFrameBuffer: true)
{
this.beatmap = beatmap;
Depth = float.MaxValue;
RelativeSizeAxes = Axes.Both;
Children = new Drawable[]
{
sprite = new Sprite
{
RelativeSizeAxes = Axes.Both,
Colour = OsuColour.Gray(150),
FillMode = FillMode.Fill,
},
new Box
{
RelativeSizeAxes = Axes.X,
Height = bottom_black_area_height,
Origin = Anchor.BottomCentre,
Anchor = Anchor.BottomCentre,
Colour = Color4.Black.Opacity(0.5f)
}
};
}
[BackgroundDependencyLoader]
private void load(TextureStore textures)
{
sprite.Texture = beatmap?.Background ?? textures.Get(@"Backgrounds/bg4");
}
}
private class DragContainer : Container
{
protected override bool OnDragStart(DragStartEvent e)
{
return true;
}
protected override void OnDrag(DragEvent e)
{
Vector2 change = e.MousePosition - e.MouseDownPosition;
// Diminish the drag distance as we go further to simulate "rubber band" feeling.
change *= change.Length <= 0 ? 0 : MathF.Pow(change.Length, 0.7f) / change.Length;
this.MoveTo(change);
}
protected override void OnDragEnd(DragEndEvent e)
{
this.MoveTo(Vector2.Zero, 800, Easing.OutElastic);
base.OnDragEnd(e);
}
}
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private class HoverableProgressBar : ProgressBar
{
public HoverableProgressBar()
: base(true)
{
}
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protected override bool OnHover(HoverEvent e)
{
this.ResizeHeightTo(progress_height, 500, Easing.OutQuint);
return base.OnHover(e);
}
protected override void OnHoverLost(HoverLostEvent e)
{
this.ResizeHeightTo(progress_height / 2, 500, Easing.OutQuint);
base.OnHoverLost(e);
}
}
}
}