osu/osu.Game/Overlays/Music/PlaylistItem.cs

135 lines
4.1 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 osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Input.Events;
using osu.Framework.Localisation;
using osu.Game.Beatmaps;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osuTK.Graphics;
namespace osu.Game.Overlays.Music
{
public class PlaylistItem : OsuRearrangeableListItem<BeatmapSetInfo>, IFilterable
{
public readonly Bindable<BeatmapSetInfo> SelectedSet = new Bindable<BeatmapSetInfo>();
public Action<BeatmapSetInfo> RequestSelection;
private TextFlowContainer text;
private IEnumerable<Drawable> titleSprites;
private ILocalisedBindableString title;
private ILocalisedBindableString artist;
private Color4 selectedColour;
private Color4 artistColour;
public PlaylistItem(BeatmapSetInfo item)
: base(item)
{
Padding = new MarginPadding { Left = 5 };
FilterTerms = item.Metadata.SearchableTerms;
}
[BackgroundDependencyLoader]
private void load(OsuColour colours, LocalisationManager localisation)
{
selectedColour = colours.Yellow;
artistColour = colours.Gray9;
HandleColour = colours.Gray5;
title = localisation.GetLocalisedString(new LocalisedString((Model.Metadata.TitleUnicode, Model.Metadata.Title)));
artist = localisation.GetLocalisedString(new LocalisedString((Model.Metadata.ArtistUnicode, Model.Metadata.Artist)));
}
protected override void LoadComplete()
{
base.LoadComplete();
artist.BindValueChanged(_ => recreateText(), true);
SelectedSet.BindValueChanged(set =>
{
if (set.OldValue?.Equals(Model) != true && set.NewValue?.Equals(Model) != true)
return;
foreach (Drawable s in titleSprites)
s.FadeColour(set.NewValue.Equals(Model) ? selectedColour : Color4.White, FADE_DURATION);
}, true);
}
protected override Drawable CreateContent() => text = new OsuTextFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
};
private void recreateText()
{
text.Clear();
// space after the title to put a space between the title and artist
titleSprites = text.AddText(title.Value + @" ", sprite => sprite.Font = OsuFont.GetFont(weight: FontWeight.Regular)).OfType<SpriteText>();
text.AddText(artist.Value, sprite =>
{
sprite.Font = OsuFont.GetFont(size: 14, weight: FontWeight.Bold);
sprite.Colour = artistColour;
sprite.Padding = new MarginPadding { Top = 1 };
});
}
protected override bool OnClick(ClickEvent e)
{
RequestSelection?.Invoke(Model);
return true;
}
private bool inSelectedCollection = true;
public bool InSelectedCollection
{
get => inSelectedCollection;
set
{
if (inSelectedCollection == value)
return;
inSelectedCollection = value;
updateFilter();
}
}
public IEnumerable<string> FilterTerms { get; }
private bool matchingFilter = true;
public bool MatchingFilter
{
get => matchingFilter && inSelectedCollection;
set
{
if (matchingFilter == value)
return;
matchingFilter = value;
updateFilter();
}
}
private void updateFilter() => this.FadeTo(MatchingFilter ? 1 : 0, 200);
public bool FilteringActive { get; set; }
}
}