public void UpdatePosition()
{
var textInputLayer = GetWindowTextInputLayer();
if (_contentElement == null || _currentInputWidget == null || textInputLayer == null)
{
return;
}
var transformToRoot = _contentElement.TransformToVisual(Windows.UI.Xaml.Window.Current.Content);
var point = transformToRoot.TransformPoint(new Point(0, 0));
if (textInputLayer.Children.Contains(_currentInputWidget))
{
WpfCanvas.SetLeft(_currentInputWidget, point.X);
WpfCanvas.SetTop(_currentInputWidget, point.Y);
}
}
public WpfSpinButton()
{
var width = 25;
var height = 25;
Background = new SolidColorBrush(Colors.Transparent);
Storyboard = new Storyboard {
RepeatBehavior = RepeatBehavior.Forever, Duration = TimeSpan.FromMilliseconds(Duration)
};
for (int i = 0; i < 360; i += 30)
{
// Create the rectangle and centre it in our widget
var rect = new WpfRectangle {
Width = 2, Height = 8, Fill = new SolidColorBrush(Colors.Black), RadiusX = 1, RadiusY = 1, Opacity = Values[0]
};
WpfCanvas.SetTop(rect, (height - rect.Height) / 2);
WpfCanvas.SetLeft(rect, (width - rect.Width) / 2);
// Rotate the element by 'i' degrees, creating a circle out of all the elements
var group = new TransformGroup();
group.Children.Add(new RotateTransform(i, 0.5, -6));
group.Children.Add(new TranslateTransform(0, 10));
rect.RenderTransform = group;
// Set the animation
var timeline = new DoubleAnimationUsingKeyFrames();
Storyboard.SetTarget(timeline, rect);
Storyboard.SetTargetProperty(timeline, new PropertyPath("Opacity"));
var offset = Duration * (i / 360.0);
for (int j = 0; j < StartTimes.Length; j++)
{
var start = (StartTimes[j] + offset) % Duration;
timeline.KeyFrames.Add(new EasingDoubleKeyFrame {
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(start)), Value = Values[j]
});
}
Storyboard.Children.Add(timeline);
Children.Add(rect);
}
}