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osu-lazer/osu.Game/Storyboards/Drawables/DrawableStoryboardSprite.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.
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using System;
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using osu.Framework.Allocation;
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using osu.Framework.Graphics;
using osu.Framework.Graphics.Sprites;
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using osu.Framework.Graphics.Textures;
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using osu.Framework.Utils;
using osu.Game.Skinning;
using osuTK;
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namespace osu.Game.Storyboards.Drawables
{
public class DrawableStoryboardSprite : Sprite, IFlippable, IVectorScalable
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{
public StoryboardSprite Sprite { get; }
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private bool flipH;
public bool FlipH
{
get => flipH;
set
{
if (flipH == value)
return;
flipH = value;
Invalidate(Invalidation.MiscGeometry);
}
}
private bool flipV;
public bool FlipV
{
get => flipV;
set
{
if (flipV == value)
return;
flipV = value;
Invalidate(Invalidation.MiscGeometry);
}
}
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private Vector2 vectorScale = Vector2.One;
public Vector2 VectorScale
{
get => vectorScale;
set
{
if (Math.Abs(value.X) < Precision.FLOAT_EPSILON)
value.X = Precision.FLOAT_EPSILON;
if (Math.Abs(value.Y) < Precision.FLOAT_EPSILON)
value.Y = Precision.FLOAT_EPSILON;
if (vectorScale == value)
return;
if (!Validation.IsFinite(value)) throw new ArgumentException($@"{nameof(VectorScale)} must be finite, but is {value}.");
vectorScale = value;
Invalidate(Invalidation.MiscGeometry);
}
}
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public override bool RemoveWhenNotAlive => false;
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protected override Vector2 DrawScale
=> new Vector2(FlipH ? -base.DrawScale.X : base.DrawScale.X, FlipV ? -base.DrawScale.Y : base.DrawScale.Y) * VectorScale;
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public override Anchor Origin => StoryboardExtensions.AdjustOrigin(base.Origin, VectorScale, FlipH, FlipV);
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public override bool IsPresent
=> !float.IsNaN(DrawPosition.X) && !float.IsNaN(DrawPosition.Y) && base.IsPresent;
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public DrawableStoryboardSprite(StoryboardSprite sprite)
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{
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Sprite = sprite;
Origin = sprite.Origin;
Position = sprite.InitialPosition;
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LifetimeStart = sprite.StartTime;
LifetimeEnd = sprite.EndTime;
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}
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[Resolved]
private ISkinSource skin { get; set; }
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[BackgroundDependencyLoader]
private void load(TextureStore textureStore, Storyboard storyboard)
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{
Texture = storyboard.GetTextureFromPath(Sprite.Path, textureStore);
if (Texture == null && storyboard.UseSkinSprites)
{
skin.SourceChanged += skinSourceChanged;
skinSourceChanged();
}
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Sprite.ApplyTransforms(this);
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}
private void skinSourceChanged() => Texture = skin.GetTexture(Sprite.Path);
protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
if (skin != null)
skin.SourceChanged -= skinSourceChanged;
}
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}
}