private void Touch_FrameReported(object sender, TouchFrameEventArgs e)
{
if (_manipulationStartedArgs == null)
{
Touch.FrameReported -= Touch_FrameReported;
return;
}
var point = e.GetPrimaryTouchPoint(null);
if (point.Action == TouchAction.Up)
{
Touch.FrameReported -= Touch_FrameReported;
return;
}
var manipulationPoint = e.GetPrimaryTouchPoint(_manipulationStartedArgs.ManipulationContainer);
var length = Math.Pow(manipulationPoint.Position.X - _manipulationStartedArgs.ManipulationOrigin.X, 2.0)
+ Math.Pow(manipulationPoint.Position.Y - _manipulationStartedArgs.ManipulationOrigin.Y, 2.0);
if (length > 30.0 * 30.0)
{
Touch.FrameReported -= Touch_FrameReported;
return;
}
if (_startTime.HasValue && _startTime.Value.AddSeconds(0.5) <= DateTime.Now)
{
Touch.FrameReported -= Touch_FrameReported;
VirtPanel.DisableVerticalScrolling();
_loadedStoryboard = EmojiControl.GetScaleStoryboard(_fromItem, 0.85, 1.0);
Preview.Visibility = Visibility.Visible;
var stickerImage = _fromItem as Image;
if (stickerImage != null)
{
PreviewImage.Source = stickerImage.Source;
var stickerItem = stickerImage.DataContext as TLStickerItem;
if (stickerItem != null)
{
Image.DataContext = stickerItem;
}
}
var grid = Preview;
grid.Children.Remove(PreviewGrid);
Execute.BeginOnUIThread(() =>
{
PreviewGrid.RenderTransform = new CompositeTransform();
PreviewGrid.Opacity = 0.0;
grid.Children.Add(PreviewGrid);
});
}
}
private void StickerPanel_ManipulationCompleted(object sender, ManipulationCompletedEventArgs e)
{
var fromItem = _fromItem;
_startTime = null;
_fromItem = null;
if (_storyboard != null)
{
_storyboard.SkipToFill();
}
VirtPanel.EnableVerticalScrolling();
Preview.Visibility = Visibility.Collapsed;
var st = EmojiControl.GetScaleStoryboard(_lastMouseEnter ?? fromItem, 1.0, 1.0);
if (st != null)
{
Execute.BeginOnUIThread(st.Begin);
}
}
private void StickerPanel_MouseEnter(object sender, MouseEventArgs e)
{
if (Preview.Visibility == Visibility.Collapsed)
{
return;
}
//DebugText.Text = sender.GetHashCode().ToString();
var st1 = EmojiControl.GetScaleStoryboard(_lastMouseEnter ?? _fromItem, 1.0, 1.0);
_lastMouseEnter = e.OriginalSource as FrameworkElement;
var stickerImage = e.OriginalSource as Image;
if (stickerImage != null)
{
PreviewImage.Source = stickerImage.Source;
var stickerItem = stickerImage.DataContext as TLStickerItem;
if (stickerItem != null)
{
Image.DataContext = stickerItem;
}
PreviewGrid.DataContext = Image.DataContext;
}
var duration = .5;
var easingFunction = new ElasticEase {
Oscillations = 1, Springiness = 10.0, EasingMode = EasingMode.EaseOut
};
var storyboard = new Storyboard();
var doubleAnimation = new DoubleAnimation();
doubleAnimation.From = 0.0;
doubleAnimation.To = 0.0;
doubleAnimation.Duration = new Duration(TimeSpan.FromSeconds(duration));
doubleAnimation.EasingFunction = easingFunction;
Storyboard.SetTarget(doubleAnimation, PreviewGrid);
Storyboard.SetTargetProperty(doubleAnimation, new PropertyPath("(UIElement.RenderTransform).(CompositeTransform.TranslateX)"));
storyboard.Children.Add(doubleAnimation);
var doubleAnimation2 = new DoubleAnimation();
doubleAnimation2.From = 0.0; //position.Y;
doubleAnimation2.To = 0.0;
doubleAnimation2.Duration = new Duration(TimeSpan.FromSeconds(duration));
doubleAnimation2.EasingFunction = easingFunction;
Storyboard.SetTarget(doubleAnimation2, PreviewGrid);
Storyboard.SetTargetProperty(doubleAnimation2, new PropertyPath("(UIElement.RenderTransform).(CompositeTransform.TranslateY)"));
storyboard.Children.Add(doubleAnimation2);
var doubleAnimation3 = new DoubleAnimation();
doubleAnimation3.From = 1.0;
doubleAnimation3.To = 1.0;
doubleAnimation3.Duration = new Duration(TimeSpan.FromSeconds(duration));
doubleAnimation3.EasingFunction = easingFunction;
Storyboard.SetTarget(doubleAnimation3, PreviewGrid);
Storyboard.SetTargetProperty(doubleAnimation3, new PropertyPath("Opacity"));
storyboard.Children.Add(doubleAnimation3);
var doubleAnimation4 = new DoubleAnimation();
doubleAnimation4.From = 2.4;
doubleAnimation4.To = 2.6;
doubleAnimation4.Duration = new Duration(TimeSpan.FromSeconds(duration));
doubleAnimation4.EasingFunction = easingFunction;
Storyboard.SetTarget(doubleAnimation4, PreviewGrid);
Storyboard.SetTargetProperty(doubleAnimation4, new PropertyPath("(UIElement.RenderTransform).(CompositeTransform.ScaleY)"));
storyboard.Children.Add(doubleAnimation4);
var doubleAnimation5 = new DoubleAnimation();
doubleAnimation5.From = 2.4;
doubleAnimation5.To = 2.6;
doubleAnimation5.Duration = new Duration(TimeSpan.FromSeconds(duration));
doubleAnimation5.EasingFunction = easingFunction;
Storyboard.SetTarget(doubleAnimation5, PreviewGrid);
Storyboard.SetTargetProperty(doubleAnimation5, new PropertyPath("(UIElement.RenderTransform).(CompositeTransform.ScaleX)"));
storyboard.Children.Add(doubleAnimation5);
storyboard.Begin();
_storyboard = storyboard;
var st2 = EmojiControl.GetScaleStoryboard(_lastMouseEnter, 0.85, 1.0);
if (st1 != null || st2 != null)
{
Execute.BeginOnUIThread(() =>
{
if (st1 != null)
{
st1.Begin();
}
if (st2 != null)
{
st2.Begin();
}
});
}
}
