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Remove reflection usage on animators

pull/8787/head
Steven He 4 years ago
parent
8f78888331
commit
e3e0994189
4 changed files with 46 additions and 42 deletions
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  1. 60
      src/Avalonia.Base/Animation/Animation.cs
  2. 7
      src/Avalonia.Base/Animation/AnimatorKeyFrame.cs
  3. 4
      src/Avalonia.Base/Animation/Animators/Animator`1.cs
  4. 17
      src/Avalonia.Base/Animation/Animators/BaseBrushAnimator.cs

60
src/Avalonia.Base/Animation/Animation.cs
View File

@ -179,14 +179,14 @@ namespace Avalonia.Animation
public KeyFrames Children { get; } = new KeyFrames();
// Store values for the Animator attached properties for IAnimationSetter objects.
private static readonly Dictionary<IAnimationSetter, Type> s_animators = new Dictionary<IAnimationSetter, Type>();
private static readonly Dictionary<IAnimationSetter, (Type Type, Func<IAnimator> Factory)> s_animators = new();
/// <summary>
/// Gets the value of the Animator attached property for a setter.
/// </summary>
/// <param name="setter">The animation setter.</param>
/// <returns>The property animator type.</returns>
public static Type? GetAnimator(IAnimationSetter setter)
public static (Type, Func<IAnimator>)? GetAnimator(IAnimationSetter setter)
{
if (s_animators.TryGetValue(setter, out var type))
{
@ -199,25 +199,25 @@ namespace Avalonia.Animation
/// Sets the value of the Animator attached property for a setter.
/// </summary>
/// <param name="setter">The animation setter.</param>
/// <param name="value">The property animator value.</param>
public static void SetAnimator(IAnimationSetter setter, Type value)
public static void SetAnimator<TAnimator>(IAnimationSetter setter)
where TAnimator : IAnimator, new()
{
s_animators[setter] = value;
s_animators[setter] = (typeof(TAnimator), () => new TAnimator());
}
private readonly static List<(Func<AvaloniaProperty, bool> Condition, Type Animator)> Animators = new List<(Func<AvaloniaProperty, bool>, Type)>
private readonly static List<(Func<AvaloniaProperty, bool> Condition, Type Animator, Func<IAnimator> Factory)> Animators = new()
{
( prop => typeof(bool).IsAssignableFrom(prop.PropertyType), typeof(BoolAnimator) ),
( prop => typeof(byte).IsAssignableFrom(prop.PropertyType), typeof(ByteAnimator) ),
( prop => typeof(Int16).IsAssignableFrom(prop.PropertyType), typeof(Int16Animator) ),
( prop => typeof(Int32).IsAssignableFrom(prop.PropertyType), typeof(Int32Animator) ),
( prop => typeof(Int64).IsAssignableFrom(prop.PropertyType), typeof(Int64Animator) ),
( prop => typeof(UInt16).IsAssignableFrom(prop.PropertyType), typeof(UInt16Animator) ),
( prop => typeof(UInt32).IsAssignableFrom(prop.PropertyType), typeof(UInt32Animator) ),
( prop => typeof(UInt64).IsAssignableFrom(prop.PropertyType), typeof(UInt64Animator) ),
( prop => typeof(float).IsAssignableFrom(prop.PropertyType), typeof(FloatAnimator) ),
( prop => typeof(double).IsAssignableFrom(prop.PropertyType), typeof(DoubleAnimator) ),
( prop => typeof(decimal).IsAssignableFrom(prop.PropertyType), typeof(DecimalAnimator) ),
( prop => typeof(bool).IsAssignableFrom(prop.PropertyType), typeof(BoolAnimator), () => new BoolAnimator() ),
( prop => typeof(byte).IsAssignableFrom(prop.PropertyType), typeof(ByteAnimator), () => new ByteAnimator() ),
( prop => typeof(Int16).IsAssignableFrom(prop.PropertyType), typeof(Int16Animator), () => new Int16Animator() ),
( prop => typeof(Int32).IsAssignableFrom(prop.PropertyType), typeof(Int32Animator), () => new Int32Animator() ),
( prop => typeof(Int64).IsAssignableFrom(prop.PropertyType), typeof(Int64Animator), () => new Int64Animator() ),
( prop => typeof(UInt16).IsAssignableFrom(prop.PropertyType), typeof(UInt16Animator), () => new UInt16Animator() ),
( prop => typeof(UInt32).IsAssignableFrom(prop.PropertyType), typeof(UInt32Animator), () => new UInt32Animator() ),
( prop => typeof(UInt64).IsAssignableFrom(prop.PropertyType), typeof(UInt64Animator), () => new UInt64Animator() ),
( prop => typeof(float).IsAssignableFrom(prop.PropertyType), typeof(FloatAnimator), () => new FloatAnimator() ),
( prop => typeof(double).IsAssignableFrom(prop.PropertyType), typeof(DoubleAnimator), () => new DoubleAnimator() ),
( prop => typeof(decimal).IsAssignableFrom(prop.PropertyType), typeof(DecimalAnimator), () => new DecimalAnimator() ),
};
/// <summary>
@ -232,18 +232,18 @@ namespace Avalonia.Animation
/// The type of the animator to instantiate.
/// </typeparam>
public static void RegisterAnimator<TAnimator>(Func<AvaloniaProperty, bool> condition)
where TAnimator : IAnimator
where TAnimator : IAnimator, new()
{
Animators.Insert(0, (condition, typeof(TAnimator)));
Animators.Insert(0, (condition, typeof(TAnimator), () => new TAnimator()));
}
private static Type? GetAnimatorType(AvaloniaProperty property)
private static (Type Type, Func<IAnimator> Factory)? GetAnimatorType(AvaloniaProperty property)
{
foreach (var (condition, type) in Animators)
foreach (var (condition, type, factory) in Animators)
{
if (condition(property))
{
return type;
return (type, factory);
}
}
return null;
@ -251,7 +251,7 @@ namespace Avalonia.Animation
private (IList<IAnimator> Animators, IList<IDisposable> subscriptions) InterpretKeyframes(Animatable control)
{
var handlerList = new List<(Type type, AvaloniaProperty property)>();
var handlerList = new Dictionary<(Type type, AvaloniaProperty Property), Func<IAnimator>>();
var animatorKeyFrames = new List<AnimatorKeyFrame>();
var subscriptions = new List<IDisposable>();
@ -271,8 +271,10 @@ namespace Avalonia.Animation
throw new InvalidOperationException($"No animator registered for the property {setter.Property}. Add an animator to the Animation.Animators collection that matches this property to animate it.");
}
if (!handlerList.Contains((handler, setter.Property)))
handlerList.Add((handler, setter.Property));
var (type, factory) = handler.Value;
if (!handlerList.ContainsKey((type, setter.Property)))
handlerList[(type, setter.Property)] = factory;
var cue = keyframe.Cue;
@ -281,7 +283,7 @@ namespace Avalonia.Animation
cue = new Cue(keyframe.KeyTime.TotalSeconds / Duration.TotalSeconds);
}
var newKF = new AnimatorKeyFrame(handler, cue, keyframe.KeySpline);
var newKF = new AnimatorKeyFrame(type, factory, cue, keyframe.KeySpline);
subscriptions.Add(newKF.BindSetter(setter, control));
@ -291,10 +293,10 @@ namespace Avalonia.Animation
var newAnimatorInstances = new List<IAnimator>();
foreach (var (handlerType, property) in handlerList)
foreach (var handler in handlerList)
{
var newInstance = (IAnimator)Activator.CreateInstance(handlerType)!;
newInstance.Property = property;
var newInstance = handler.Value();
newInstance.Property = handler.Key.Property;
newAnimatorInstances.Add(newInstance);
}

7
src/Avalonia.Base/Animation/AnimatorKeyFrame.cs
View File

@ -20,22 +20,25 @@ namespace Avalonia.Animation
}
public AnimatorKeyFrame(Type? animatorType, Cue cue)
public AnimatorKeyFrame(Type? animatorType, Func<IAnimator>? animatorFactory, Cue cue)
{
AnimatorType = animatorType;
AnimatorFactory = animatorFactory;
Cue = cue;
KeySpline = null;
}
public AnimatorKeyFrame(Type? animatorType, Cue cue, KeySpline? keySpline)
public AnimatorKeyFrame(Type? animatorType, Func<IAnimator>? animatorFactory, Cue cue, KeySpline? keySpline)
{
AnimatorType = animatorType;
AnimatorFactory = animatorFactory;
Cue = cue;
KeySpline = keySpline;
}
internal bool isNeutral;
public Type? AnimatorType { get; }
public Func<IAnimator>? AnimatorFactory { get; }
public Cue Cue { get; }
public KeySpline? KeySpline { get; }
public AvaloniaProperty? Property { get; private set; }

4
src/Avalonia.Base/Animation/Animators/Animator`1.cs
View File

@ -171,12 +171,12 @@ namespace Avalonia.Animation.Animators
{
if (!hasStartKey)
{
_convertedKeyframes.Insert(0, new AnimatorKeyFrame(null, new Cue(0.0d)) { Value = default(T), isNeutral = true });
_convertedKeyframes.Insert(0, new AnimatorKeyFrame(null, null, new Cue(0.0d)) { Value = default(T), isNeutral = true });
}
if (!hasEndKey)
{
_convertedKeyframes.Add(new AnimatorKeyFrame(null, new Cue(1.0d)) { Value = default(T), isNeutral = true });
_convertedKeyframes.Add(new AnimatorKeyFrame(null, null, new Cue(1.0d)) { Value = default(T), isNeutral = true });
}
}
}

17
src/Avalonia.Base/Animation/Animators/BaseBrushAnimator.cs
View File

@ -17,8 +17,7 @@ namespace Avalonia.Animation.Animators
/// </summary>
public class BaseBrushAnimator : Animator<IBrush?>
{
private static readonly List<(Func<Type, bool> Match, Type AnimatorType)> _brushAnimators =
new List<(Func<Type, bool> Match, Type AnimatorType)>();
private static readonly List<(Func<Type, bool> Match, Type AnimatorType, Func<IAnimator> AnimatorFactory)> _brushAnimators = new();
/// <summary>
/// Register an <see cref="Animator{T}"/> that handles a specific
@ -34,7 +33,7 @@ namespace Avalonia.Animation.Animators
public static void RegisterBrushAnimator<TAnimator>(Func<Type, bool> condition)
where TAnimator : IAnimator, new()
{
_brushAnimators.Insert(0, (condition, typeof(TAnimator)));
_brushAnimators.Insert(0, (condition, typeof(TAnimator), () => new TAnimator()));
}
/// <inheritdoc/>
@ -85,14 +84,14 @@ namespace Avalonia.Animation.Animators
{
if (keyframe.Value is ISolidColorBrush solidColorBrush)
{
gradientAnimator.Add(new AnimatorKeyFrame(typeof(GradientBrushAnimator), keyframe.Cue, keyframe.KeySpline)
gradientAnimator.Add(new AnimatorKeyFrame(typeof(GradientBrushAnimator), () => new GradientBrushAnimator(), keyframe.Cue, keyframe.KeySpline)
{
Value = GradientBrushAnimator.ConvertSolidColorBrushToGradient(firstGradient, solidColorBrush)
});
}
else if (keyframe.Value is IGradientBrush)
{
gradientAnimator.Add(new AnimatorKeyFrame(typeof(GradientBrushAnimator), keyframe.Cue, keyframe.KeySpline)
gradientAnimator.Add(new AnimatorKeyFrame(typeof(GradientBrushAnimator), () => new GradientBrushAnimator(), keyframe.Cue, keyframe.KeySpline)
{
Value = keyframe.Value
});
@ -117,7 +116,7 @@ namespace Avalonia.Animation.Animators
{
if (keyframe.Value is ISolidColorBrush)
{
solidColorBrushAnimator.Add(new AnimatorKeyFrame(typeof(ISolidColorBrushAnimator), keyframe.Cue, keyframe.KeySpline)
solidColorBrushAnimator.Add(new AnimatorKeyFrame(typeof(ISolidColorBrushAnimator), () => new ISolidColorBrushAnimator(), keyframe.Cue, keyframe.KeySpline)
{
Value = keyframe.Value
});
@ -137,18 +136,18 @@ namespace Avalonia.Animation.Animators
{
if (_brushAnimators.Count > 0 && this[0].Value?.GetType() is Type firstKeyType)
{
foreach (var (match, animatorType) in _brushAnimators)
foreach (var (match, animatorType, animatorFactory) in _brushAnimators)
{
if (!match(firstKeyType))
continue;
animator = (IAnimator?)Activator.CreateInstance(animatorType);
animator = animatorFactory();
if (animator != null)
{
animator.Property = Property;
foreach (var keyframe in this)
{
animator.Add(new AnimatorKeyFrame(animatorType, keyframe.Cue, keyframe.KeySpline)
animator.Add(new AnimatorKeyFrame(animatorType, animatorFactory, keyframe.Cue, keyframe.KeySpline)
{
Value = keyframe.Value
});

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