/// <internalonly />
protected override ProceduralAnimation CreateTransitionAnimation(Panel container, EffectDirection direction)
{
if (_scaleTransform == null) {
_scaleTransform = new ScaleTransform();
container.RenderTransform = _scaleTransform;
container.RenderTransformOrigin = new Point(0.5, 0.5);
}
TweenInterpolation interpolation = GetEffectiveInterpolation();
TimeSpan shortDuration = TimeSpan.FromMilliseconds(Duration.TotalMilliseconds / 3);
FlipScaleAnimation scaleAnimation =
new FlipScaleAnimation(Duration, _scaleTransform,
(direction == EffectDirection.Forward ? 180 : -180));
scaleAnimation.Interpolation = interpolation;
DoubleAnimation frontAnimation =
new DoubleAnimation(container.Children[1], UIElement.OpacityProperty, shortDuration,
(direction == EffectDirection.Forward ? 0 : 1));
frontAnimation.Interpolation = interpolation;
frontAnimation.StartDelay = shortDuration;
DoubleAnimation backAnimation =
new DoubleAnimation(container.Children[0], UIElement.OpacityProperty, shortDuration,
(direction == EffectDirection.Forward ? 1 : 0));
backAnimation.Interpolation = interpolation;
backAnimation.StartDelay = shortDuration;
return new ProceduralAnimationSet(scaleAnimation, frontAnimation, backAnimation);
}
/// <internalonly />
protected override ProceduralAnimation CreateTransitionAnimation(Panel container, AnimationEffectDirection direction)
{
TweenInterpolation interpolation = GetEffectiveInterpolation();
DoubleAnimation frontAnimation =
new DoubleAnimation(container.Children[1], UIElement.OpacityProperty, Duration,
(direction == AnimationEffectDirection.Forward ? 0 : 1));
frontAnimation.Interpolation = interpolation;
DoubleAnimation backAnimation =
new DoubleAnimation(container.Children[0], UIElement.OpacityProperty, Duration,
(direction == AnimationEffectDirection.Forward ? 1 : 0));
backAnimation.Interpolation = interpolation;
return new ProceduralAnimationSet(frontAnimation, backAnimation);
}
/// <internalonly />
protected internal override ProceduralAnimation CreateEffectAnimation(EffectDirection direction)
{
FrameworkElement target = GetTarget();
if (_initialOpacity == -1) {
_initialOpacity = target.Opacity;
}
DoubleAnimation animation;
if (direction == EffectDirection.Forward) {
animation = new DoubleAnimation(target, UIElement.OpacityProperty, Duration, _fadeOpacity);
}
else {
animation = new DoubleAnimation(target, UIElement.OpacityProperty, Duration, _initialOpacity);
}
animation.AutoReverse = AutoReverse;
animation.Interpolation = GetEffectiveInterpolation();
return animation;
}
/// <internalonly />
protected internal override ProceduralAnimation CreateEffectAnimation(AnimationEffectDirection direction)
{
if (_rotateTransform == null) {
Transform existingTransform = GetTarget().RenderTransform;
if (existingTransform != null) {
_rotateTransform = existingTransform as RotateTransform;
if (_rotateTransform == null) {
TransformGroup transformGroup = existingTransform as TransformGroup;
if (transformGroup != null) {
foreach (Transform transform in transformGroup.Children) {
_rotateTransform = transform as RotateTransform;
if (_rotateTransform != null) {
break;
}
}
}
}
}
if (_rotateTransform == null) {
throw new InvalidOperationException("The element does not have a rotate transform associated with it.");
}
_initialAngle = _rotateTransform.Angle;
}
if (_spinAngle != 0) {
double targetValue = direction == AnimationEffectDirection.Forward ? _initialAngle + _spinAngle : _initialAngle;
DoubleAnimation animation = new DoubleAnimation(_rotateTransform, RotateTransform.AngleProperty,
Duration, targetValue);
animation.Interpolation = GetEffectiveInterpolation();
animation.AutoReverse = AutoReverse;
return animation;
}
return null;
}
protected override ProceduralAnimation CreateEffectAnimation(EffectDirection direction)
{
FrameworkElement target = GetTarget();
ScaleTransform scaleTransform = target.RenderTransform as ScaleTransform;
if (scaleTransform == null) {
scaleTransform = new ScaleTransform();
target.RenderTransform = scaleTransform;
target.RenderTransformOrigin = new Point(0.5, 0.5);
}
TimeSpan halfDuration = TimeSpan.FromMilliseconds(Duration.TotalMilliseconds / 2);
TweenInterpolation interpolation = GetEffectiveInterpolation();
// A FlashBulb effect basically grows the element and makes it transparent
// half way and then restores the element to its initial state during the
// 2nd half of the animation.
// This is accomplished with three animations that auto-reverse.
// As a result the animations are the same regardless of effect direction.
DoubleAnimation opacityAnimation =
new DoubleAnimation(target, UIElement.OpacityProperty, halfDuration, 0.25);
DoubleAnimation scaleXAnimation =
new DoubleAnimation(scaleTransform, ScaleTransform.ScaleXProperty, halfDuration, 1.1);
DoubleAnimation scaleYAnimation =
new DoubleAnimation(scaleTransform, ScaleTransform.ScaleYProperty, halfDuration, 1.1);
opacityAnimation.Interpolation = interpolation;
scaleXAnimation.Interpolation = interpolation;
scaleYAnimation.Interpolation = interpolation;
// Create a composite animation that plays all three in parallel
ProceduralAnimation animation =
new ProceduralAnimationSet(opacityAnimation, scaleXAnimation, scaleYAnimation);
animation.AutoReverse = true;
return animation;
}
/// <internalonly />
protected override ProceduralAnimation CreateTransitionAnimation(Panel container, AnimationEffectDirection direction)
{
bool forward = direction == AnimationEffectDirection.Forward;
double width = container.ActualWidth;
double height = container.ActualHeight;
TranslateTransform topTransform = null;
TranslateTransform bottomTransform = null;
Transform existingTransform = null;
FrameworkElement topContent = (FrameworkElement)container.Children[1];
FrameworkElement bottomContent = (FrameworkElement)container.Children[0];
existingTransform = topContent.RenderTransform;
if (existingTransform != null) {
topTransform = existingTransform as TranslateTransform;
if (topTransform == null) {
TransformGroup transformGroup = existingTransform as TransformGroup;
if (transformGroup != null) {
foreach (Transform transform in transformGroup.Children) {
topTransform = transform as TranslateTransform;
if (topTransform != null) {
break;
}
}
if (topTransform == null) {
topTransform = new TranslateTransform();
transformGroup.Children.Add(topTransform);
}
}
}
}
existingTransform = bottomContent.RenderTransform;
if (existingTransform != null) {
bottomTransform = existingTransform as TranslateTransform;
if (bottomTransform == null) {
TransformGroup transformGroup = existingTransform as TransformGroup;
if (transformGroup != null) {
foreach (Transform transform in transformGroup.Children) {
bottomTransform = transform as TranslateTransform;
if (bottomTransform != null) {
break;
}
}
if (bottomTransform == null) {
bottomTransform = new TranslateTransform();
transformGroup.Children.Add(bottomTransform);
}
}
}
}
if (topTransform == null) {
topTransform = new TranslateTransform();
topContent.RenderTransform = topTransform;
}
if (bottomTransform == null) {
bottomTransform = new TranslateTransform();
bottomContent.RenderTransform = bottomTransform;
}
SlideAnimation slideAnimation = new SlideAnimation(container, Duration, forward);
DoubleAnimation topAnimation = null;
DoubleAnimation bottomAnimation = null;
switch (_mode) {
case SlideMode.Left:
if (forward) {
bottomTransform.X = width;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.XProperty, Duration, -width);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.XProperty, Duration, 0);
}
else {
topTransform.X = -width;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.XProperty, Duration, 0);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.XProperty, Duration, width);
}
break;
case SlideMode.Right:
if (forward) {
bottomTransform.X = -width;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.XProperty, Duration, width);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.XProperty, Duration, 0);
}
else {
topTransform.X = width;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.XProperty, Duration, 0);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.XProperty, Duration, -width);
}
break;
case SlideMode.Up:
if (forward) {
bottomTransform.Y = height;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.YProperty, Duration, -height);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.YProperty, Duration, 0);
}
else {
topTransform.Y = -height;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.YProperty, Duration, 0);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.YProperty, Duration, height);
}
break;
case SlideMode.Down:
if (forward) {
bottomTransform.Y = -height;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.YProperty, Duration, height);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.YProperty, Duration, 0);
}
else {
topTransform.Y = height;
topAnimation = new DoubleAnimation(topTransform, TranslateTransform.YProperty, Duration, 0);
bottomAnimation = new DoubleAnimation(bottomTransform, TranslateTransform.YProperty, Duration, -height);
}
break;
}
TweenInterpolation interpolation = GetEffectiveInterpolation();
topAnimation.Interpolation = interpolation;
bottomAnimation.Interpolation = interpolation;
return new ProceduralAnimationSet(slideAnimation, topAnimation, bottomAnimation);
}
/// <internalonly />
protected internal override ProceduralAnimation CreateEffectAnimation(EffectDirection direction)
{
if (_scaleTransform == null) {
Transform existingTransform = GetTarget().RenderTransform;
if (existingTransform != null) {
_scaleTransform = existingTransform as ScaleTransform;
if (_scaleTransform == null) {
TransformGroup transformGroup = existingTransform as TransformGroup;
if (transformGroup != null) {
foreach (Transform transform in transformGroup.Children) {
_scaleTransform = transform as ScaleTransform;
if (_scaleTransform != null) {
break;
}
}
}
}
}
if (_scaleTransform == null) {
throw new InvalidOperationException("The element does not have a scale transform associated with it.");
}
_initialX = _scaleTransform.ScaleX;
_initialY = _scaleTransform.ScaleY;
}
TweenInterpolation interpolation = GetEffectiveInterpolation();
DoubleAnimation xAnimation = null;
DoubleAnimation yAnimation = null;
if (_scaleXRatio != 1) {
double targetValue = direction == EffectDirection.Forward ? _initialX * _scaleXRatio : _initialX;
xAnimation = new DoubleAnimation(_scaleTransform, ScaleTransform.ScaleXProperty, Duration,
targetValue);
xAnimation.Interpolation = interpolation;
}
if (_scaleYRatio != 1) {
double targetValue = direction == EffectDirection.Forward ? _initialY * _scaleYRatio : _initialY;
yAnimation = new DoubleAnimation(_scaleTransform, ScaleTransform.ScaleYProperty, Duration,
targetValue);
yAnimation.Interpolation = interpolation;
}
if ((xAnimation != null) && (yAnimation != null)) {
ProceduralAnimationSet animation = new ProceduralAnimationSet(xAnimation, yAnimation);
animation.AutoReverse = AutoReverse;
return animation;
}
else if (xAnimation != null) {
xAnimation.AutoReverse = AutoReverse;
return xAnimation;
}
else if (yAnimation != null) {
yAnimation.AutoReverse = AutoReverse;
return yAnimation;
}
return null;
}
/// <internalonly />
protected override ProceduralAnimation CreateTransitionAnimation(Panel container, EffectDirection direction)
{
FrameworkElement topElement = (FrameworkElement)container.Children[1];
FrameworkElement bottomElement = (FrameworkElement)container.Children[0];
ScaleTransform scaleTransform = null;
Transform existingTransform = topElement.RenderTransform;
if (existingTransform != null) {
scaleTransform = existingTransform as ScaleTransform;
if (scaleTransform == null) {
TransformGroup transformGroup = existingTransform as TransformGroup;
if (transformGroup != null) {
foreach (Transform transform in transformGroup.Children) {
scaleTransform = transform as ScaleTransform;
if (transform != null) {
break;
}
}
if (scaleTransform == null) {
scaleTransform = new ScaleTransform();
transformGroup.Children.Add(scaleTransform);
}
}
}
}
if (scaleTransform == null) {
scaleTransform = new ScaleTransform();
topElement.RenderTransform = scaleTransform;
}
if (_initialScaleX == 0) {
_initialScaleX = scaleTransform.ScaleX;
_initialScaleY = scaleTransform.ScaleY;
}
scaleTransform.CenterX = container.ActualWidth / 2;
scaleTransform.CenterY = container.ActualHeight / 2;
TweenInterpolation interpolation = GetEffectiveInterpolation();
DoubleAnimation scaleXAnimation;
DoubleAnimation scaleYAnimation;
DoubleAnimation fadeAnimation;
if (direction == EffectDirection.Forward) {
fadeAnimation = new DoubleAnimation(topElement, UIElement.OpacityProperty, Duration, 0);
scaleXAnimation = new DoubleAnimation(scaleTransform, ScaleTransform.ScaleXProperty, Duration, _initialScaleX * _scaleRatio);
scaleYAnimation = new DoubleAnimation(scaleTransform, ScaleTransform.ScaleYProperty, Duration, _initialScaleY * _scaleRatio);
}
else {
fadeAnimation = new DoubleAnimation(topElement, UIElement.OpacityProperty, Duration, 1);
scaleXAnimation = new DoubleAnimation(scaleTransform, ScaleTransform.ScaleXProperty, Duration, _initialScaleX);
scaleYAnimation = new DoubleAnimation(scaleTransform, ScaleTransform.ScaleYProperty, Duration, _initialScaleY);
}
scaleXAnimation.Interpolation = interpolation;
scaleYAnimation.Interpolation = interpolation;
fadeAnimation.Interpolation = interpolation;
return new ProceduralAnimationSet(scaleXAnimation, scaleYAnimation, fadeAnimation);
}
/// <internalonly />
protected internal override ProceduralAnimation CreateEffectAnimation(AnimationEffectDirection direction)
{
FrameworkElement target = GetTarget();
if (_projection == null) {
_projection = target.Projection as PlaneProjection;
if (_projection == null) {
_projection = new PlaneProjection();
_projection.CenterOfRotationX = 0.5;
_projection.CenterOfRotationY = 0.5;
_projection.CenterOfRotationZ = 0.5;
target.Projection = _projection;
}
}
DoubleAnimation zOffsetAnimation =
new DoubleAnimation(_projection, PlaneProjection.GlobalOffsetZProperty, Duration,
(direction == AnimationEffectDirection.Forward ? Distance : 0));
zOffsetAnimation.Interpolation = GetEffectiveInterpolation();
if (_shadowLength == 0) {
zOffsetAnimation.AutoReverse = AutoReverse;
return zOffsetAnimation;
}
if (_dropShadow == null) {
_dropShadow = target.Effect as DropShadowEffect;
if (_dropShadow == null) {
_dropShadow = new DropShadowEffect();
_dropShadow.BlurRadius = 0;
_dropShadow.ShadowDepth = 0;
_dropShadow.Color = Colors.Black;
_dropShadow.Opacity = 0.5;
target.Effect = _dropShadow;
}
}
DoubleAnimation shadowAnimation =
new DoubleAnimation(_dropShadow, DropShadowEffect.BlurRadiusProperty, Duration,
(direction == AnimationEffectDirection.Forward ? _shadowLength : 0));
shadowAnimation.Interpolation = GetEffectiveInterpolation();
ProceduralAnimationSet animationSet = new ProceduralAnimationSet(zOffsetAnimation, shadowAnimation);
animationSet.AutoReverse = AutoReverse;
return animationSet;
}
/// <internalonly />
protected internal override ProceduralAnimation CreateEffectAnimation(AnimationEffectDirection direction)
{
FrameworkElement target = GetTarget();
if (_projection == null) {
_projection = target.Projection as PlaneProjection;
if (_projection == null) {
_projection = new PlaneProjection();
_projection.CenterOfRotationX = 0.5;
_projection.CenterOfRotationY = 0.5;
_projection.CenterOfRotationZ = 0.5;
target.Projection = _projection;
}
}
List<ProceduralAnimation> animations = new List<ProceduralAnimation>();
if (_spinAroundXAxis) {
DoubleAnimation xAnimation =
new DoubleAnimation(_projection, PlaneProjection.RotationXProperty, Duration, 360);
xAnimation.Interpolation = GetEffectiveInterpolation();
xAnimation.AutoReverse = true;
animations.Add(xAnimation);
}
if (_spinAroundYAxis) {
DoubleAnimation yAnimation =
new DoubleAnimation(_projection, PlaneProjection.RotationYProperty, Duration, 360);
yAnimation.Interpolation = GetEffectiveInterpolation();
yAnimation.AutoReverse = true;
animations.Add(yAnimation);
}
if (_spinAroundZAxis) {
DoubleAnimation zAnimation =
new DoubleAnimation(_projection, PlaneProjection.RotationZProperty, Duration, 360);
zAnimation.Interpolation = GetEffectiveInterpolation();
zAnimation.AutoReverse = true;
animations.Add(zAnimation);
}
ProceduralAnimationSet animationSet = new ProceduralAnimationSet(animations.ToArray());
animationSet.AutoReverse = AutoReverse;
return animationSet;
}
