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osu-lazer/osu.Game/Storyboards/Drawables/DrawableStoryboardAnimation.cs
2019-05-14 13:04:49 +09:00

86 lines
2.9 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 osuTK;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Animations;
using osu.Framework.Graphics.Textures;
using osu.Game.Beatmaps;
namespace osu.Game.Storyboards.Drawables
{
public class DrawableStoryboardAnimation : TextureAnimation, IFlippable
{
public StoryboardAnimation Animation { get; private set; }
public bool FlipH { get; set; }
public bool FlipV { get; set; }
public override bool RemoveWhenNotAlive => false;
protected override Vector2 DrawScale
=> new Vector2(FlipH ? -base.DrawScale.X : base.DrawScale.X, FlipV ? -base.DrawScale.Y : base.DrawScale.Y);
public override Anchor Origin
{
get
{
var origin = base.Origin;
if (FlipH)
{
if (origin.HasFlag(Anchor.x0))
origin = Anchor.x2 | (origin & (Anchor.y0 | Anchor.y1 | Anchor.y2));
else if (origin.HasFlag(Anchor.x2))
origin = Anchor.x0 | (origin & (Anchor.y0 | Anchor.y1 | Anchor.y2));
}
if (FlipV)
{
if (origin.HasFlag(Anchor.y0))
origin = Anchor.y2 | (origin & (Anchor.x0 | Anchor.x1 | Anchor.x2));
else if (origin.HasFlag(Anchor.y2))
origin = Anchor.y0 | (origin & (Anchor.x0 | Anchor.x1 | Anchor.x2));
}
return origin;
}
}
public override bool IsPresent
=> !float.IsNaN(DrawPosition.X) && !float.IsNaN(DrawPosition.Y) && base.IsPresent;
public DrawableStoryboardAnimation(StoryboardAnimation animation)
{
Animation = animation;
Origin = animation.Origin;
Position = animation.InitialPosition;
Repeat = animation.LoopType == AnimationLoopType.LoopForever;
LifetimeStart = animation.StartTime;
LifetimeEnd = animation.EndTime;
}
[BackgroundDependencyLoader]
private void load(IBindable<WorkingBeatmap> beatmap, TextureStore textureStore)
{
for (var frame = 0; frame < Animation.FrameCount; frame++)
{
var framePath = Animation.Path.Replace(".", frame + ".");
var path = beatmap.Value.BeatmapSetInfo.Files.Find(f => f.Filename.Equals(framePath, StringComparison.InvariantCultureIgnoreCase))?.FileInfo.StoragePath;
if (path == null)
continue;
var texture = textureStore.Get(path);
AddFrame(texture, Animation.FrameDelay);
}
Animation.ApplyTransforms(this);
}
}
}