public void Wipe(TransitionerSlide fromSlide, TransitionerSlide toSlide, Point origin, IZIndexController zIndexController)
{
if (fromSlide == null)
{
throw new ArgumentNullException(nameof(fromSlide));
}
if (toSlide == null)
{
throw new ArgumentNullException(nameof(toSlide));
}
if (zIndexController == null)
{
throw new ArgumentNullException(nameof(zIndexController));
}
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(toSlide.ActualWidth * horizontalProportion, 2) + Math.Pow(toSlide.ActualHeight * verticalProportion, 2));
var scaleTransform = new ScaleTransform(0, 0);
var translateTransform = new TranslateTransform(toSlide.ActualWidth * origin.X, toSlide.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
};
toSlide.SetCurrentValue(UIElement.ClipProperty, ellipseGeomotry);
zIndexController.Stack(toSlide, fromSlide);
var zeroKeyTime = KeyTime.FromTimeSpan(TimeSpan.Zero);
var midKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(200));
var endKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(400));
var opacityAnimation = new DoubleAnimationUsingKeyFrames();
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, zeroKeyTime));
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, midKeyTime));
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(0, endKeyTime));
opacityAnimation.Completed += (sender, args) =>
{
fromSlide.BeginAnimation(UIElement.OpacityProperty, null);
fromSlide.Opacity = 0;
};
fromSlide.BeginAnimation(UIElement.OpacityProperty, opacityAnimation);
var scaleAnimation = new DoubleAnimationUsingKeyFrames();
scaleAnimation.Completed += (sender, args) =>
{
toSlide.SetCurrentValue(UIElement.ClipProperty, null);
fromSlide.BeginAnimation(UIElement.OpacityProperty, null);
fromSlide.Opacity = 0;
};
scaleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(0, zeroKeyTime));
scaleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, endKeyTime));
scaleTransform.BeginAnimation(ScaleTransform.ScaleXProperty, scaleAnimation);
scaleTransform.BeginAnimation(ScaleTransform.ScaleYProperty, scaleAnimation);
}
public void Wipe(TransitionerSlide fromSlide, TransitionerSlide toSlide, Point origin, IZIndexController zIndexController)
{
if (fromSlide == null)
{
throw new ArgumentNullException(nameof(fromSlide));
}
if (toSlide == null)
{
throw new ArgumentNullException(nameof(toSlide));
}
if (zIndexController == null)
{
throw new ArgumentNullException(nameof(zIndexController));
}
if (this.PointOriginType == PointOriginType.MousePosition)
{
// Do ：按鼠标位置计算
var postion = Mouse.GetPosition(toSlide);
double x = postion.X / toSlide.ActualWidth;
double y = postion.Y / toSlide.ActualHeight;
origin = new Point(x, y);
}
else if (this.PointOriginType == PointOriginType.RandomInner)
{
// Do ：随机计算
Random random = new Random();
origin = new Point(random.NextDouble(), random.NextDouble());
}
else if (this.PointOriginType == PointOriginType.Center)
{
// Do ：中心点计算
origin = new Point(0.5, 0.5);
}
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(toSlide.ActualWidth * horizontalProportion, 2) + Math.Pow(toSlide.ActualHeight * verticalProportion, 2));
var scaleTransform = new ScaleTransform(0, 0);
var translateTransform = new TranslateTransform(toSlide.ActualWidth * origin.X, toSlide.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
};
toSlide.SetCurrentValue(UIElement.ClipProperty, ellipseGeomotry);
zIndexController.Stack(toSlide, fromSlide);
//var zeroKeyTime = KeyTime.FromTimeSpan(StartTime);
//var midKeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(400));
//var endKeyTime = KeyTime.FromTimeSpan(Duration);
var opacityAnimation = new DoubleAnimationUsingKeyFrames();
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, StartTime));
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, MidTime));
opacityAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(0, Duration));
opacityAnimation.Completed += (sender, args) =>
{
fromSlide.BeginAnimation(UIElement.OpacityProperty, null);
fromSlide.Opacity = 0;
};
fromSlide.BeginAnimation(UIElement.OpacityProperty, opacityAnimation);
var scaleAnimation = new DoubleAnimationUsingKeyFrames();
scaleAnimation.Completed += (sender, args) =>
{
toSlide.SetCurrentValue(UIElement.ClipProperty, null);
fromSlide.BeginAnimation(UIElement.OpacityProperty, null);
fromSlide.Opacity = 0;
};
scaleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(0, MidTime));
scaleAnimation.KeyFrames.Add(new EasingDoubleKeyFrame(1, Duration));
scaleTransform.BeginAnimation(ScaleTransform.ScaleXProperty, scaleAnimation);
scaleTransform.BeginAnimation(ScaleTransform.ScaleYProperty, scaleAnimation);
}