protected override Storyboard CreateStoryboardForNewPresenter(ITransitionContainer container)
{
var zeroKeyTime = KeyTime.FromTimeSpan(TimeSpan.Zero);
var midishKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(200));
var endKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(400));
var slideAnimation = new DoubleAnimationUsingKeyFrames();
slideAnimation.KeyFrames.Add(new LinearDoubleKeyFrame(container.ActualHeight, zeroKeyTime));
slideAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(container.ActualHeight, midishKeyTime)
{
EasingFunction = _sineEase
});
slideAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(0, endKeyTime)
{
EasingFunction = _sineEase
});
Storyboard storyboard = new Storyboard();
storyboard.Children.Add(slideAnimation);
Storyboard.SetTargetProperty(slideAnimation, new PropertyPath(TranslateTransform.YProperty));
return(storyboard);
}
protected override Storyboard CreateStoryboardForOldPresenter(ITransitionContainer container)
{
var zeroKeyTime = KeyTime.FromTimeSpan(TimeSpan.Zero);
var midishKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(200));
var endKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(400));
var scaleAnimation = new DoubleAnimationUsingKeyFrames();
scaleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, zeroKeyTime));
scaleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(.8, endKeyTime));
var opacityAnimation = new DoubleAnimationUsingKeyFrames();
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, zeroKeyTime));
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(0, endKeyTime));
Storyboard storyboard = new Storyboard();
storyboard.Children.Add(scaleAnimation);
Storyboard.SetTargetProperty(scaleAnimation, new PropertyPath(ScaleTransform.ScaleXProperty));
Storyboard.SetTargetProperty(scaleAnimation, new PropertyPath(ScaleTransform.ScaleYProperty));
storyboard.Children.Add(opacityAnimation);
Storyboard.SetTargetProperty(opacityAnimation, new PropertyPath(UIElement.OpacityProperty));
return(storyboard);
}
protected override Storyboard CreateStoryboardForNewPresenter(ITransitionContainer container)
{
double toStartX = 0, toEndX = 0;
double toStartY = 0, toEndY = 0;
switch (Direction)
{
case SlideDirection.Left:
toStartX = container.ActualWidth;
break;
case SlideDirection.Right:
toStartX = -container.ActualWidth;
break;
case SlideDirection.Up:
toStartY = container.ActualHeight;
break;
case SlideDirection.Down:
toStartY = -container.ActualHeight;
break;
default:
break;
}
return(GetStoryboard(toStartX, toEndX, toStartY, toEndY));
}
protected override Storyboard CreateStoryboardForOldPresenter(ITransitionContainer container)
{
double fromStartX = 0, fromEndX = 0;
double fromStartY = 0, fromEndY = 0;
switch (Direction)
{
case SlideDirection.Left:
fromEndX = -container.ActualWidth - 1;
break;
case SlideDirection.Right:
fromEndX = container.ActualWidth + 1;
break;
case SlideDirection.Up:
fromEndY = -container.ActualHeight - 1;
break;
case SlideDirection.Down:
fromEndY = container.ActualHeight + 1;
break;
default:
break;
}
return(GetStoryboard(fromStartX, fromEndX, fromStartY, fromEndY));
}
public Transition(ITransitionContainer container, IAMTimelineObj timelineObj, string name, double offset,
double duration, bool swapInputs,
TransitionDefinition transitionDefinition)
{
_container = container;
_timelineObj = timelineObj;
_name = name;
_offset = offset;
_duration = duration;
_swapInputs = swapInputs;
_transitionDefinition = transitionDefinition;
}
public Transition(ITransitionContainer container, IAMTimelineObj timelineObj, string name, double offset,
double duration, bool swapInputs,
TransitionDefinition transitionDefinition)
{
_container = container;
_timelineObj = timelineObj;
_name = name;
_offset = offset;
_duration = duration;
_swapInputs = swapInputs;
_transitionDefinition = transitionDefinition;
}
protected override Storyboard CreateStoryboardForNewPresenter(ITransitionContainer container)
{
var zeroKeyTime = KeyTime.FromTimeSpan(TimeSpan.Zero);
var endKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(0.5));
var toAnimation = new DoubleAnimationUsingKeyFrames();
toAnimation.KeyFrames.Add(new LinearDoubleKeyFrame(0, zeroKeyTime));
toAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, endKeyTime, _sineEase));
var storyboard = new Storyboard();
storyboard.Duration = TimeSpan.FromSeconds(1);
storyboard.Children.Add(toAnimation);
Storyboard.SetTargetProperty(toAnimation, new PropertyPath(UIElement.OpacityProperty));
return(storyboard);
}
/// <summary>
/// Creates a des transition, wraps it into an ITransition, adds it to a collection
/// and returns a new ITransition wrapper.
/// </summary>
/// <param name="desTimeline"></param>
/// <param name="transable"></param>
/// <param name="transitions"></param>
/// <param name="name"></param>
/// <param name="offset"></param>
/// <param name="duration"></param>
/// <param name="transitionDefinition"></param>
/// <param name="swapInputs"></param>
/// <returns></returns>
internal static ITransition AddTransitionToCollection(ITransitionContainer container, IAMTimeline desTimeline,
IAMTimelineTransable transable,
AddOnlyList <ITransition> transitions, string name,
double offset, double duration,
TransitionDefinition transitionDefinition, bool swapInputs)
{
CheckForTransitionOveralp(container, offset, duration);
IAMTimelineObj desTransition =
InsertTransition(desTimeline, transable, name, offset, duration, transitionDefinition, swapInputs);
ITransition transition =
new Transition(container, desTransition, name, offset, duration, swapInputs, transitionDefinition);
transitions.Add(transition);
return(transition);
}
private static void CheckForTransitionOveralp(ITransitionContainer container, double offset, double duratinon)
{
double prospectStart = offset;
double prospectEnd = duratinon + offset;
for (int i = 0; i < container.Transitions.Count; i++)
{
ITransition transition = container.Transitions[i];
double start = transition.Offset;
double end = transition.Offset + transition.Duration;
if ((prospectStart < end) && (prospectEnd > start))
{
throw new SplicerException(
string.Format("Propsective transition overlaps with an existing transition at index: {0}", i));
}
}
}
protected override Storyboard PrepareStoryboardForNewPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
newPresenter.Opacity = 0;
return(base.PrepareStoryboardForNewPresenter(oldPresenter, newPresenter, origin, container));
}
public virtual void Wipe(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
switch (OriginZIndexOrder)
{
case ZIndexOrder.NewPresenterAbove:
container.SetZIndexOrderBy(newPresenter, oldPresenter);
break;
case ZIndexOrder.OldPresenterAbove:
container.SetZIndexOrderBy(oldPresenter, newPresenter);
break;
default:
break;
}
if (oldPresenter == null && newPresenter == null)
{
OnCompletedTransition(null, null, null, null, origin, container);
return;
}
var oldStoryboard = PrepareStoryboardForOldPresenter(oldPresenter, newPresenter, origin, container);
var newStoryboard = PrepareStoryboardForNewPresenter(oldPresenter, newPresenter, origin, container);
if (oldStoryboard == null && newStoryboard == null)
{
OnCompletedTransition(null, oldPresenter, null, newPresenter, origin, container);
return;
}
oldPresenter.Visibility = Visibility.Visible;
newPresenter.Visibility = Visibility.Visible;
var order = this.TransitionOrder;
switch (order)
{
case TransitionOrder.Both:
int complatedCount = 0, transitionCount = 0;
if (oldStoryboard != null && oldPresenter != null)
{
transitionCount++;
this.BeginTransition(oldStoryboard, oldPresenter, container, (s, e) =>
{
complatedCount++;
OnEndedTransitionOfOldPresenter(oldPresenter, newPresenter, origin, container);
if (complatedCount >= transitionCount)
{
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
});
}
if (newStoryboard != null && newPresenter != null)
{
transitionCount++;
this.BeginTransition(newStoryboard, newPresenter, container, (s, e) =>
{
complatedCount++;
OnEndedTransitionOfNewPresenter(oldPresenter, newPresenter, origin, container);
if (complatedCount >= transitionCount)
{
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
});
}
break;
case TransitionOrder.OldFirst:
if (oldStoryboard != null && oldPresenter != null)
{
this.BeginTransition(oldStoryboard, oldPresenter, container, (s, e) =>
{
OnEndedTransitionOfOldPresenter(oldPresenter, newPresenter, origin, container);
if (newStoryboard != null && newPresenter != null)
{
this.BeginTransition(newStoryboard, newPresenter, container, (s1, e1) =>
{
OnEndedTransitionOfNewPresenter(oldPresenter, newPresenter, origin, container);
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
});
}
else
{
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
});
}
else if (newStoryboard != null && newPresenter != null)
{
this.BeginTransition(newStoryboard, newPresenter, container, (s, e) =>
{
OnEndedTransitionOfNewPresenter(oldPresenter, newPresenter, origin, container);
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
});
}
else
{
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
break;
case TransitionOrder.NewFirst:
if (newStoryboard != null && newPresenter != null)
{
this.BeginTransition(newStoryboard, newPresenter, container, (s, e) =>
{
//s.Seek(e, TimeSpan.Zero, TimeSeekOrigin.BeginTime);
s.Remove(e);
OnEndedTransitionOfNewPresenter(oldPresenter, newPresenter, origin, container);
if (oldStoryboard != null && oldPresenter != null)
{
this.BeginTransition(oldStoryboard, oldPresenter, container, (s1, e1) =>
{
OnEndedTransitionOfOldPresenter(oldPresenter, newPresenter, origin, container);
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
});
}
else
{
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
});
}
else if (oldStoryboard != null && oldPresenter != null)
{
this.BeginTransition(oldStoryboard, oldPresenter, container, (s, e) =>
{
OnEndedTransitionOfOldPresenter(oldPresenter, newPresenter, origin, container);
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
});
}
else
{
OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
break;
default:
break;
}
}
protected virtual Storyboard PrepareStoryboardForNewPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
if (_newPresenterStoryboard == null)
{
_newPresenterStoryboard = CreateStoryboardForNewPresenter(container);
}
return(_newPresenterStoryboard);
}
protected virtual Storyboard CreateStoryboardForNewPresenter(ITransitionContainer container) => null;
private void BeginTransition(Storyboard storyboard, FrameworkElement element, ITransitionContainer container, Action <Storyboard, FrameworkElement> onEndAction)
{
if (storyboard == null || element == null)
{
throw new Exception();
}
EventHandler endHandler = null;
endHandler = (s, e) =>
{
onEndAction.Invoke(storyboard, element);
storyboard.Completed -= endHandler;
container.TransitionChanged -= endHandler;
};
storyboard.Completed += endHandler;
container.TransitionChanged += endHandler;
storyboard.Begin(element, true);
}
protected override Storyboard CreateStoryboardForNewPresenter(ITransitionContainer container) => NewStoryboard?.Clone();
public ITransitionWipe ProviderTransitionWipeFrom(FrameworkElement oldPresenter, FrameworkElement newPresenter, ITransitionContainer container)
{
return(container.Indexof(newPresenter) > container.Indexof(oldPresenter) ? ForwardWipe : BackwardWipe);
}
protected override Storyboard PrepareStoryboardForNewPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
var horizontalProportion = Math.Max(1.0 - origin.X, 1.0 * origin.X);
var verticalProportion = Math.Max(1.0 - origin.Y, 1.0 * origin.Y);
var radius = Math.Sqrt(Math.Pow(newPresenter.ActualWidth * horizontalProportion, 2) + Math.Pow(newPresenter.ActualHeight * verticalProportion, 2));
var scaleTransform = new ScaleTransform(0, 0);
var translateTransform = new TranslateTransform(newPresenter.ActualWidth * origin.X, newPresenter.ActualHeight * origin.Y);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(scaleTransform);
transformGroup.Children.Add(translateTransform);
var ellipseGeomotry = new EllipseGeometry()
{
RadiusX = radius,
RadiusY = radius,
Transform = transformGroup
};
newPresenter.SetCurrentValue(UIElement.ClipProperty, ellipseGeomotry);
return(base.PrepareStoryboardForNewPresenter(oldPresenter, newPresenter, origin, container));
}
protected override void OnCompletedTransition(Storyboard oldStoryboard, FrameworkElement oldPresenter, Storyboard newStoryboard, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
RemoveStyle(oldPresenter);
RemoveStyle(newPresenter);
base.OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
protected override Storyboard PrepareStoryboardForNewPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
if (NewPresenterStyle != null)
{
ApplyStyle(newPresenter, NewPresenterStyle);
}
return(base.PrepareStoryboardForNewPresenter(oldPresenter, newPresenter, origin, container));
}
protected override void OnCompletedTransition(Storyboard oldStoryboard, FrameworkElement oldPresenter, Storyboard newStoryboard, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
oldPresenter.RenderTransform = null;
newPresenter.RenderTransform = null;
base.OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
protected override Storyboard PrepareStoryboardForOldPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
var scaleTransform = new ScaleTransform(1, 1);
oldPresenter.RenderTransform = scaleTransform;
return(base.PrepareStoryboardForOldPresenter(oldPresenter, newPresenter, origin, container));
}
protected override void OnCompletedTransition(Storyboard oldStoryboard, FrameworkElement oldPresenter, Storyboard newStoryboard, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
newPresenter.SetCurrentValue(UIElement.ClipProperty, null);
oldPresenter.RenderTransform = null;
newPresenter.RenderTransform = null;
oldPresenter.Opacity = 1;
base.OnCompletedTransition(oldStoryboard, oldPresenter, newStoryboard, newPresenter, origin, container);
}
protected override Storyboard PrepareStoryboardForNewPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
var toTransform = new TranslateTransform(0, 0);
newPresenter.RenderTransform = toTransform;
return(base.PrepareStoryboardForNewPresenter(oldPresenter, newPresenter, origin, container));
}
protected virtual void OnEndedTransitionOfNewPresenter(FrameworkElement oldPresenter, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
}
public ITransitionWipe ProviderTransitionWipeFrom(FrameworkElement oldPresenter, FrameworkElement newPresenter, ITransitionContainer container)
{
if (Wipes.Count > 0)
{
return(Wipes[_random.Next(0, Wipes.Count - 1)]);
}
else
{
return(_wipes[_random.Next(0, _wipes.Count - 1)]);
}
}
protected virtual void OnCompletedTransition(Storyboard oldStoryboard, FrameworkElement oldPresenter, Storyboard newStoryboard, FrameworkElement newPresenter, Point origin, ITransitionContainer container)
{
if (oldPresenter != null)
{
oldPresenter.Visibility = Visibility.Hidden;
}
if (newPresenter != null)
{
newPresenter.Visibility = Visibility.Visible;
}
container.SetZIndexOrderBy(newPresenter, oldPresenter);
container.OnCompletedTransition();
oldStoryboard?.Remove(oldPresenter);
newStoryboard?.Remove(newPresenter);
}