private async Task NavigateToChart (string itemCode, DateTime date, string itemName)
{
if (_mainChartView == null)
_mainChartView = new ChartMainPageView ();
var canNavigate = false;
try {
await _mainChartView.LoadData (itemCode, date, itemName);
canNavigate = true;
} catch (Exception ex) {
await App.ShowError ("Не удалось загрузить данные", ex.Message);
}
if (canNavigate) {
await Navigation.PushAsync (_mainChartView);
}
}
public ChartView (ChartMainPageView mainView)
{
Title = "график";
InitializeComponent ();
if (Device.OS == TargetPlatform.iOS)
{
{
var btn = new Button() { Text = "Фильтры" };
btn.Clicked += (s, e) =>
{
mainView.IsPresented = !mainView.IsPresented;
};
Grid.SetRow(btn, 2);
grdRoot.Children.Add(btn);
}
}
Padding = Device.OnPlatform (10, 8, 10);
_repository = ContainerService.Instance.Container.Resolve<IMatrixCacheRepository> ();
_chart = new SfChart ();
_firstSeries = new LineSeries ();
_secondSeries = new LineSeries ();
_thirdSeries = new LineSeries ();
_maxSeries = new ColumnSeries ();
_secondaryAxis = new NumericalAxis () { Minimum = 0 };
InitControl ();
BindingContext = new ChartViewModel ();
MessagingCenter.Subscribe<ChartSettingsViewModel, ChartShowHideSeriesParameter> (this, MessagingCenterKeys.NeedShowHideChartSeriesKey, OnNeedShowHideChart);
}