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osu-lazer/osu.Game/Screens/Backgrounds/BackgroundScreenBeatmap.cs
2018-04-13 18:26:38 +09:00

85 lines
2.6 KiB
C#

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Textures;
using osu.Framework.Graphics.Transforms;
using OpenTK;
using osu.Game.Beatmaps;
using osu.Game.Graphics.Backgrounds;
namespace osu.Game.Screens.Backgrounds
{
public class BackgroundScreenBeatmap : BackgroundScreen
{
private Background background;
private WorkingBeatmap beatmap;
private Vector2 blurTarget;
public WorkingBeatmap Beatmap
{
get { return beatmap; }
set
{
if (beatmap == value && beatmap != null)
return;
beatmap = value;
Schedule(() =>
{
LoadComponentAsync(new BeatmapBackground(beatmap), b =>
{
float newDepth = 0;
if (background != null)
{
newDepth = background.Depth + 1;
background.FinishTransforms();
background.FadeOut(250);
background.Expire();
}
b.Depth = newDepth;
Add(background = b);
background.BlurSigma = blurTarget;
});
});
}
}
public BackgroundScreenBeatmap(WorkingBeatmap beatmap = null)
{
Beatmap = beatmap;
}
public TransformSequence<Background> BlurTo(Vector2 sigma, double duration, Easing easing = Easing.None)
=> background?.BlurTo(blurTarget = sigma, duration, easing);
public override bool Equals(BackgroundScreen other)
{
var otherBeatmapBackground = other as BackgroundScreenBeatmap;
if (otherBeatmapBackground == null) return false;
return base.Equals(other) && beatmap == otherBeatmapBackground.Beatmap;
}
private class BeatmapBackground : Background
{
private readonly WorkingBeatmap beatmap;
public BeatmapBackground(WorkingBeatmap beatmap)
{
this.beatmap = beatmap;
}
[BackgroundDependencyLoader]
private void load(TextureStore textures)
{
Sprite.Texture = beatmap?.Background ?? textures.Get(@"Backgrounds/bg1");
}
}
}
}