osu/osu.Game/Screens/Backgrounds/BackgroundScreenDefault.cs

96 lines
2.7 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 osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.MathUtils;
using osu.Framework.Threading;
using osu.Game.Graphics.Backgrounds;
using osu.Game.Online.API;
using osu.Game.Skinning;
using osu.Game.Users;
namespace osu.Game.Screens.Backgrounds
{
public class BackgroundScreenDefault : BackgroundScreen
{
private Background background;
private int currentDisplay;
private const int background_count = 7;
private string backgroundName => $@"Menu/menu-background-{currentDisplay % background_count + 1}";
private Bindable<User> user;
private Bindable<Skin> skin;
public BackgroundScreenDefault(bool animateOnEnter = true)
: base(animateOnEnter)
{
}
[BackgroundDependencyLoader]
private void load(IAPIProvider api, SkinManager skinManager)
{
user = api.LocalUser.GetBoundCopy();
skin = skinManager.CurrentSkin.GetBoundCopy();
user.ValueChanged += _ => Next();
skin.ValueChanged += _ => Next();
currentDisplay = RNG.Next(0, background_count);
display(createBackground());
}
private void display(Background newBackground)
{
background?.FadeOut(800, Easing.InOutSine);
background?.Expire();
AddInternal(background = newBackground);
currentDisplay++;
}
private ScheduledDelegate nextTask;
public void Next()
{
nextTask?.Cancel();
nextTask = Scheduler.AddDelayed(() => { LoadComponentAsync(createBackground(), display); }, 100);
}
private Background createBackground()
{
Background newBackground;
if (user.Value?.IsSupporter ?? false)
newBackground = new SkinnedBackground(skin.Value, backgroundName);
else
newBackground = new Background(backgroundName);
newBackground.Depth = currentDisplay;
return newBackground;
}
private class SkinnedBackground : Background
{
private readonly Skin skin;
public SkinnedBackground(Skin skin, string fallbackTextureName)
: base(fallbackTextureName)
{
this.skin = skin;
}
[BackgroundDependencyLoader]
private void load()
{
Sprite.Texture = skin.GetTexture("menu-background") ?? Sprite.Texture;
}
}
}
}