src/StructuredLogViewer/Controls/TimelineControl.xaml.cs [27:51]:
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        private void ScrollViewer_Loaded(object sender, RoutedEventArgs e)
        {
            scrollViewer.ScrollToHorizontalOffset(horizontalOffset);
            scrollViewer.ScrollToVerticalOffset(verticalOffset);
        }

        private void ScrollViewer_Unloaded(object sender, RoutedEventArgs e)
        {
            horizontalOffset = scrollViewer.HorizontalOffset;
            verticalOffset = scrollViewer.VerticalOffset;
        }

        private void zoomSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
        {
            double ratio = zoomSlider.Value;
            if (Math.Abs(zoomSlider.Value - 1) <= 0.001)
            {
                ratio = 1;
            }

            Zoom(ratio);
            resetZoomButton.Visibility = ratio == 1 ? Visibility.Hidden : Visibility.Visible;
        }

        private void Zoom(double value)
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src/StructuredLogViewer/Controls/TracingControl.xaml.cs [238:262]:
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        private void ScrollViewer_Loaded(object sender, RoutedEventArgs e)
        {
            scrollViewer.ScrollToHorizontalOffset(horizontalOffset);
            scrollViewer.ScrollToVerticalOffset(verticalOffset);
        }

        private void ScrollViewer_Unloaded(object sender, RoutedEventArgs e)
        {
            horizontalOffset = scrollViewer.HorizontalOffset;
            verticalOffset = scrollViewer.VerticalOffset;
        }

        private void zoomSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
        {
            double ratio = zoomSlider.Value;
            if (Math.Abs(zoomSlider.Value - 1) <= 0.001)
            {
                ratio = 1;
            }

            Zoom(ratio);
            resetZoomButton.Visibility = ratio == 1 ? Visibility.Hidden : Visibility.Visible;
        }

        private void Zoom(double value)
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