protected NormalizedKeyFrameAnimationBuilder(string property, TimeSpan?delay, TimeSpan duration, RepeatOption repeat)
{
this.property = property;
this.delay = delay;
this.duration = duration;
this.repeat = repeat;
}
private sealed record AnimationFactory <T>(
string Property,
T To,
T?From,
TimeSpan Delay,
TimeSpan Duration,
RepeatOption Repeat,
EasingType EasingType,
EasingMode EasingMode)
: ICompositionAnimationFactory, IXamlAnimationFactory
/// <summary>
/// Gets a <see cref="Timeline"/> instance representing the animation to start.
/// </summary>
/// <typeparam name="TKeyFrame">The type of keyframes being used to define the animation.</typeparam>
/// <param name="target">The target <see cref="DependencyObject"/> instance to animate.</param>
/// <param name="property">The target property to animate.</param>
/// <param name="delay">The optional initial delay for the animation.</param>
/// <param name="duration">The animation duration.</param>
/// <param name="repeat">The <see cref="RepeatOption"/> value for the animation</param>
/// <param name="keyFrames">The list of keyframes to use to build the animation.</param>
/// <returns>A <see cref="Timeline"/> instance with the specified animation.</returns>
public static Timeline GetAnimation <TKeyFrame>(
DependencyObject target,
string property,
TimeSpan?delay,
TimeSpan duration,
RepeatOption repeat,
ReadOnlySpan <TKeyFrame> keyFrames)
where TKeyFrame : struct, IKeyFrameInfo
{
Timeline animation;
if (typeof(T) == typeof(float))
{
DoubleAnimationUsingKeyFrames doubleAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
doubleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <float>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = doubleAnimation;
}
else if (typeof(T) == typeof(double))
{
DoubleAnimationUsingKeyFrames doubleAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
doubleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <double>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = doubleAnimation;
}
else if (typeof(T) == typeof(Point))
{
PointAnimationUsingKeyFrames pointAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
pointAnimation.KeyFrames.Add(new EasingPointKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <Point>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = pointAnimation;
}
else if (typeof(T) == typeof(Color))
{
ColorAnimationUsingKeyFrames colorAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
colorAnimation.KeyFrames.Add(new EasingColorKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <Color>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = colorAnimation;
}
else if (typeof(T) == typeof(object))
{
ObjectAnimationUsingKeyFrames objectAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
objectAnimation.KeyFrames.Add(new DiscreteObjectKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <object>()
});
}
animation = objectAnimation;
}
else
{
return(ThrowHelper.ThrowInvalidOperationException <Timeline>("Invalid animation type"));
}
animation.BeginTime = delay;
animation.RepeatBehavior = repeat.ToRepeatBehavior();
Storyboard.SetTarget(animation, target);
Storyboard.SetTargetProperty(animation, property);
return(animation);
}
/// <summary>
/// Initializes a new instance of the <see cref="TimedKeyFrameAnimationBuilder{T}.Xaml"/> class.
/// </summary>
/// <inheritdoc cref="TimedKeyFrameAnimationBuilder{T}"/>
public Xaml(string property, TimeSpan?delay, RepeatOption repeat)
: base(property, delay, repeat)
{
}
protected TimedKeyFrameAnimationBuilder(string property, TimeSpan?delay, RepeatOption repeat)
{
this.property = property;
this.delay = delay;
this.repeat = repeat;
}
public Composition(string property, TimeSpan?delay, RepeatOption repeat, AnimationDelayBehavior delayBehavior)
: base(property, delay, repeat)
{
this.delayBehavior = delayBehavior;
}
/// <summary>
/// Gets a <see cref="Timeline"/> instance representing the animation to start.
/// </summary>
/// <typeparam name="TKeyFrame">The type of keyframes being used to define the animation.</typeparam>
/// <param name="target">The target <see cref="DependencyObject"/> instance to animate.</param>
/// <param name="property">The target property to animate.</param>
/// <param name="delay">The optional initial delay for the animation.</param>
/// <param name="duration">The animation duration.</param>
/// <param name="repeat">The <see cref="RepeatOption"/> value for the animation</param>
/// <param name="keyFrames">The list of keyframes to use to build the animation.</param>
/// <returns>A <see cref="Timeline"/> instance with the specified animation.</returns>
public static Timeline GetAnimation <TKeyFrame>(
DependencyObject target,
string property,
TimeSpan?delay,
TimeSpan duration,
RepeatOption repeat,
ArraySegment <TKeyFrame> keyFrames)
where TKeyFrame : struct, IKeyFrameInfo
{
Timeline animation;
if (typeof(T) == typeof(float))
{
DoubleAnimationUsingKeyFrames doubleAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
doubleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <float>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = doubleAnimation;
}
else if (typeof(T) == typeof(double))
{
DoubleAnimationUsingKeyFrames doubleAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
doubleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <double>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = doubleAnimation;
}
else if (typeof(T) == typeof(Point))
{
PointAnimationUsingKeyFrames pointAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
pointAnimation.KeyFrames.Add(new EasingPointKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <Point>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = pointAnimation;
}
else if (typeof(T) == typeof(Color))
{
ColorAnimationUsingKeyFrames colorAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
colorAnimation.KeyFrames.Add(new EasingColorKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <Color>(),
EasingFunction = keyFrame.EasingType.ToEasingFunction(keyFrame.EasingMode)
});
}
animation = colorAnimation;
}
else if (typeof(T) == typeof(object))
{
ObjectAnimationUsingKeyFrames objectAnimation = new() { EnableDependentAnimation = true };
foreach (var keyFrame in keyFrames)
{
objectAnimation.KeyFrames.Add(new DiscreteObjectKeyFrame()
{
KeyTime = keyFrame.GetTimedProgress(duration),
Value = keyFrame.GetValueAs <object>()
});
}
animation = objectAnimation;
}
else
{
public static CompositionAnimation GetAnimation <TKeyFrame>(
CompositionObject target,
string property,
TimeSpan?delay,
TimeSpan duration,
RepeatOption repeat,
ArraySegment <TKeyFrame> keyFrames)
where TKeyFrame : struct, IKeyFrameInfo
{
KeyFrameAnimation animation;
if (typeof(T) == typeof(bool))
{
BooleanKeyFrameAnimation boolAnimation = target.Compositor.CreateBooleanKeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(boolAnimation, duration))
{
continue;
}
boolAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <bool>());
}
animation = boolAnimation;
}
else if (typeof(T) == typeof(float))
{
ScalarKeyFrameAnimation scalarAnimation = target.Compositor.CreateScalarKeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(scalarAnimation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
scalarAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <float>());
}
else
{
scalarAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <float>(), easingFunction);
}
}
animation = scalarAnimation;
}
else if (typeof(T) == typeof(double))
{
ScalarKeyFrameAnimation scalarAnimation = target.Compositor.CreateScalarKeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(scalarAnimation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
scalarAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), (float)keyFrame.GetValueAs <double>());
}
else
{
scalarAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), (float)keyFrame.GetValueAs <double>(), easingFunction);
}
}
animation = scalarAnimation;
}
else if (typeof(T) == typeof(Vector2))
{
Vector2KeyFrameAnimation vector2Animation = target.Compositor.CreateVector2KeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(vector2Animation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
vector2Animation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Vector2>());
}
else
{
vector2Animation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Vector2>(), easingFunction);
}
}
animation = vector2Animation;
}
else if (typeof(T) == typeof(Vector3))
{
Vector3KeyFrameAnimation vector3Animation = target.Compositor.CreateVector3KeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(vector3Animation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
vector3Animation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Vector3>());
}
else
{
vector3Animation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Vector3>(), easingFunction);
}
}
animation = vector3Animation;
}
else if (typeof(T) == typeof(Vector4))
{
Vector4KeyFrameAnimation vector4Animation = target.Compositor.CreateVector4KeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(vector4Animation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
vector4Animation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Vector4>());
}
else
{
vector4Animation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Vector4>(), easingFunction);
}
}
animation = vector4Animation;
}
else if (typeof(T) == typeof(Color))
{
ColorKeyFrameAnimation colorAnimation = target.Compositor.CreateColorKeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(colorAnimation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
colorAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Color>());
}
else
{
colorAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Color>(), easingFunction);
}
}
animation = colorAnimation;
}
else if (typeof(T) == typeof(Quaternion))
{
QuaternionKeyFrameAnimation quaternionAnimation = target.Compositor.CreateQuaternionKeyFrameAnimation();
foreach (var keyFrame in keyFrames)
{
if (keyFrame.TryInsertExpressionKeyFrame(quaternionAnimation, duration))
{
continue;
}
CompositionEasingFunction?easingFunction = target.Compositor.TryCreateEasingFunction(keyFrame.EasingType, keyFrame.EasingMode);
if (easingFunction is null)
{
quaternionAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Quaternion>());
}
else
{
quaternionAnimation.InsertKeyFrame(keyFrame.GetNormalizedProgress(duration), keyFrame.GetValueAs <Quaternion>(), easingFunction);
}
}
animation = quaternionAnimation;
}
else
{
throw new InvalidOperationException("Invalid animation type");
}
animation.Duration = duration;
if (delay.HasValue)
{
animation.DelayTime = delay !.Value;
}
animation.Target = property;
(animation.IterationBehavior, animation.IterationCount) = repeat.ToBehaviorAndCount();
return(animation);
}
public Composition(string property, TimeSpan?delay, TimeSpan duration, RepeatOption repeat)
: base(property, delay, duration, repeat)
{
}