/// <summary>
/// Called when the user selects a new stop.
/// </summary>
public void SelectNewStop(TripStop stop)
{
// This stop is already selected:
if (this.selectedStop != null && string.Equals(this.selectedStop.StopId, stop.StopId, StringComparison.OrdinalIgnoreCase))
{
return;
}
this.SelectStop(stop.StopId);
var stopSelected = this.StopSelected;
if (stopSelected != null)
{
stopSelected(this, new StopSelectedEventArgs(stop.Name, stop.StopId, stop.Direction, stop.Latitude, stop.Longitude));
}
}
/// <summary>
/// Scrolls to a specific trip stop.
/// </summary>
private void ScrollToTripStop(TripStop tripStop)
{
if (tripStop != null)
{
var contentPresenter = this.itemsControl.ContainerFromItem(tripStop) as ContentPresenter;
if (contentPresenter != null)
{
ScrollViewer scrollViewer = ControlUtilities.GetParent<ScrollViewer>(this.Parent);
if (scrollViewer != null)
{
// So now we need to find where this stop is in the control:
var transform = contentPresenter.TransformToVisual(scrollViewer);
var point = transform.TransformPoint(new Windows.Foundation.Point(0, 0));
double newVerticalOffset = point.Y + scrollViewer.VerticalOffset;
scrollViewer.ChangeView(null, newVerticalOffset, null);
}
}
}
}
/// <summary>
/// Selects a stop.
/// </summary>
public void SelectStop(string stopId)
{
if (selectedStop != null)
{
selectedStop.IsSelectedStop = false;
}
this.selectedStop = (from tripStop in this.tripDetails.TripStops
where string.Equals(stopId, tripStop.StopId, StringComparison.OrdinalIgnoreCase)
select tripStop).FirstOrDefault();
this.SelectedStopId = stopId;
if (this.selectedStop != null)
{
this.selectedStop.IsSelectedStop = true;
}
}