public Page_DetailNhaTro()
 {
     InitializeComponent();
     item       = new NhaTro();
     _tooltip   = new USCustomPushpin();
     Infoex     = new NhaTro();
     itemInlist = new NhaTro();
 }
        protected async override void OnNavigatedTo(NavigationEventArgs e)
        {
            //if (AppManagement._flagsaveNTTrangChu == true)
            //    NavigationService.GoBack();
            if (AppManagement._flagHouseSave == false)
            {
                string _url = "";
                _url = AppManagement._URI + "task=getRoomsByIds&scope=title,description,id,address&link=1&rids=" + AppManagement.listPivot.ElementAt(0).id + "&num=1";
                HttpClient client   = new HttpClient();
                var        response = await client.GetStringAsync(new Uri(_url));

                var data = JsonConvert.DeserializeObject <IDictionary <string, object> >(response)["data"];
                AppManagement.ListInfoExtend.ListInfoExtends = JsonConvert.DeserializeObject <List <InfoExtends> >(data.ToString());
                getItem();
                pivotNT.ItemsSource             = AppManagement.listPivot;
                AppManagement._flagnavigateBack = true;
                AppManagement._flagFillMarker   = true;
                item = pivotNT.Items.ElementAt(0) as NhaTro;

                itemInlist = AppManagement.list.FirstOrDefault(r => r.id == item.id);
                _tooltip   = AppManagement._list_marker.FirstOrDefault(r => r.TagId == item.id);

                if (item.flagColor == 1)
                {
                    item.flagColor       = 2;
                    itemInlist.flagColor = 2;
                    if (AppManagement._nhadaxem == null)
                    {
                        AppManagement._nhadaxem = new List <NhaTro>();
                    }
                    AppManagement._nhadaxem.Add(item);
                    Controller_Read_Write_NhaTro.WriteNhaXem();
                }

                _tooltip.ColorMarker = item.flagColor.ToString();
                _tooltip.FillMarker();
                iconStar.Source = new BitmapImage(new Uri(item.link, UriKind.Relative));
            }
            else
            {
                pivotNT.ItemsSource             = AppManagement.listPivot;
                AppManagement._flagnavigateBack = true;
                AppManagement._flagFillMarker   = true;
                item            = pivotNT.Items.ElementAt(0) as NhaTro;
                iconStar.Source = new BitmapImage(new Uri(item.link, UriKind.Relative));
            }
        }
        private void Remove_Add_NhaTro(ICollection <NhaTro> newlist)
        {
            for (int i = 0; i < AppManagement._list_marker.Count; i++)
            {
                int dem = 0;
                for (int j = 0; j < newlist.Count; j++)
                {
                    if (AppManagement._list_marker[i].TagId == newlist.ElementAt(j).id)
                    {
                        break;
                    }
                    else
                    {
                        dem += 1;
                    }
                }
                if (dem == newlist.Count)
                {
                    var marker = AppManagement._list_marker.ElementAt(i);
                    AppManagement._list_marker.Remove(marker);
                    AppManagement._layer.Remove(AppManagement._layer.FirstOrDefault(r => r.Content == marker));
                    i -= 1;
                }
            }

            for (int i = 0; i < newlist.Count; i++)
            {
                int dem = 0;
                for (int j = 0; j < AppManagement._list_marker.Count; j++)
                {
                    if (AppManagement._list_marker[j].TagId == newlist.ElementAt(i).id)
                    {
                        break;
                    }
                    else
                    {
                        dem += 1;
                    }
                }
                if (dem == AppManagement._list_marker.Count)
                {
                    USCustomPushpin _tooltip = new USCustomPushpin();
                    _tooltip.TagId       = newlist.ElementAt(i).id;
                    _tooltip.Price       = newlist.ElementAt(i).price;
                    _tooltip.PathStar    = newlist.ElementAt(i).flagColor.ToString();
                    _tooltip.ColorMarker = newlist.ElementAt(i).flagColor.ToString();
                    _tooltip.FillMarker();
                    var _grid       = _tooltip.Content as Grid;
                    var _stackpanel = _grid.Children.FirstOrDefault(r => r.GetType() == new StackPanel().GetType()) as StackPanel;
                    _stackpanel.Tag  = _tooltip.TagId;
                    _stackpanel.Tap += Marker_Tapped;
                    AppManagement._list_marker.Add(_tooltip);
                    MapOverlay overlay = new MapOverlay();
                    overlay.Content = _tooltip;
                    GeoCoordinate coo = new GeoCoordinate();
                    coo.Latitude          = double.Parse(AppManagement.list.ElementAt(i).latitude, CultureInfo.InvariantCulture);
                    coo.Longitude         = double.Parse(AppManagement.list.ElementAt(i).longitude, CultureInfo.InvariantCulture);
                    overlay.GeoCoordinate = coo;

                    AppManagement._layer.Add(overlay);
                }
            }
        }