/// <summary>
/// Display the floor levels based on which building the current viewpoint is over
/// </summary>
/// <returns>The floor levels.</returns>
private async Task DisplayFloorLevelsAsync()
{
if (this.MapView.Map.LoadStatus == Esri.ArcGISRuntime.LoadStatus.Loaded)
{
try
{
var floorsViewModel = new FloorSelectorViewModel();
string[] tableItems = await floorsViewModel.GetFloorsInVisibleAreaAsync(this.MapView);
this.InvokeOnMainThread(() =>
{
// Only show the floors tableview if the buildings in view have more than one floor
if (tableItems.Count() > 1)
{
// Show the tableview and populate it
FloorsTableView.Hidden = false;
var tableSource = new FloorsTableSource(tableItems);
tableSource.TableRowSelected += this.FloorsTableSource_TableRowSelected;
FloorsTableView.Source = tableSource;
FloorsTableView.ReloadData();
// Set height constraint based on content inside table
HeightConstraint.Constant = FloorsTableView.ContentSize.Height;
if (string.IsNullOrEmpty(this.ViewModel.SelectedFloorLevel) || !tableItems.Contains(this.ViewModel.SelectedFloorLevel))
{
ViewModel.SelectedFloorLevel = MapViewModel.DefaultFloorLevel;
}
var selectedFloorNSIndex = GetTableViewRowIndex(ViewModel.SelectedFloorLevel, tableItems, 0);
FloorsTableView.SelectRow(selectedFloorNSIndex, false, UITableViewScrollPosition.None);
// Turn layers on. If there is no floor selected, first floor will be displayed by default
this.ViewModel.SetFloorVisibility(true);
}
else if (tableItems.Count() == 1)
{
this.DismissFloorsTableView();
ViewModel.SelectedFloorLevel = tableItems[0];
// Turn layers on. If there is no floor selected, first floor will be displayed by default
this.ViewModel.SetFloorVisibility(true);
}
else
{
this.DismissFloorsTableView();
}
});
}
catch
{
this.DismissFloorsTableView();
}
}
}
void ReleaseDesignerOutlets()
{
if (AutosuggestionsTableView != null)
{
AutosuggestionsTableView.Dispose();
AutosuggestionsTableView = null;
}
if (ButtonBottomConstraint != null)
{
ButtonBottomConstraint.Dispose();
ButtonBottomConstraint = null;
}
if (ContactCardView != null)
{
ContactCardView.Dispose();
ContactCardView = null;
}
if (CurrentLocationButton != null)
{
CurrentLocationButton.Dispose();
CurrentLocationButton = null;
}
if (DirectionsButton != null)
{
DirectionsButton.Dispose();
DirectionsButton = null;
}
if (FloorPickerBottomConstraint != null)
{
FloorPickerBottomConstraint.Dispose();
FloorPickerBottomConstraint = null;
}
if (FloorsTableView != null)
{
FloorsTableView.Dispose();
FloorsTableView = null;
}
if (HeightConstraint != null)
{
HeightConstraint.Dispose();
HeightConstraint = null;
}
if (HomeButton != null)
{
HomeButton.Dispose();
HomeButton = null;
}
if (LocationSearchBar != null)
{
LocationSearchBar.Dispose();
LocationSearchBar = null;
}
if (MainLabel != null)
{
MainLabel.Dispose();
MainLabel = null;
}
if (MapView != null)
{
MapView.Dispose();
MapView = null;
}
if (RouteCard != null)
{
RouteCard.Dispose();
RouteCard = null;
}
if (RouteTableView != null)
{
RouteTableView.Dispose();
RouteTableView = null;
}
if (SearchToolbar != null)
{
SearchToolbar.Dispose();
SearchToolbar = null;
}
if (SecondaryLabel != null)
{
SecondaryLabel.Dispose();
SecondaryLabel = null;
}
if (SettingsButton != null)
{
SettingsButton.Dispose();
SettingsButton = null;
}
if (WalkTimeLabel != null)
{
WalkTimeLabel.Dispose();
WalkTimeLabel = null;
}
}
