public override void ViewDidLoad() { base.ViewDidLoad(); // Perform any additional setup after loading the view, typically from a nib. chart = new FlexChart(); chart.BindingX = "Name"; chart.Series.Add(new ChartSeries() { SeriesName = "Sales", Binding = "Sales,Sales" }); chart.Series.Add(new ChartSeries() { SeriesName = "Expenses", Binding = "Expenses,Expenses" }); chart.Series.Add(new ChartSeries() { SeriesName = "Downloads", Binding = "Downloads,Downloads" }); chart.ItemsSource = SalesData.GetSalesDataList(); this.Add(chart); chart.Palette = Palette.Cocoa; chart.Stacking = ChartStackingType.Stacked; chart.LegendPosition = ChartPositionType.Bottom; MyTooltip t = new MyTooltip(); t.Frame = new CGRect(0, 0, 100, 50); t.BackgroundColor = new UIColor(1.0f, 1.0f, 0.792f, 1.0f); chart.ToolTip = t; chart.ToolTipLoading += (object sender, ChartTooltipLoadingEventArgs args) => { ChartHitTestInfo e = args.HitTestInfo; if (e.Distance < 2 && e.PointIndex >= 0) { double left = e.Point.X, top = e.Point.Y - t.Frame.Height, width = t.Frame.Width, height = t.Frame.Height; double screenWidth = UIScreen.MainScreen.Bounds.Size.Width; double margin = 5; if (left + width > screenWidth) { left = screenWidth - width - margin; } t.Frame = new CGRect(left, top, width, height); t.UpdateContent(e); t.IsOpen = true; } else { t.IsOpen = false; } }; }
public override void ViewDidLoad() { base.ViewDidLoad(); // Perform any additional setup after loading the view, typically from a nib. chart = new FlexChart(); chart.BindingX = "Name"; chart.Series.Add(new ChartSeries() { SeriesName = "Sales", Binding = "Sales,Sales" }); chart.Series.Add(new ChartSeries() { SeriesName = "Expenses", Binding = "Expenses,Expenses" }); chart.Series.Add(new ChartSeries() { SeriesName = "Downloads", Binding = "Downloads,Downloads" }); chart.ItemsSource = SalesData.GetSalesDataList(); this.Add(chart); chart.Palette = Palette.Cocoa; chart.Stacking = ChartStackingType.Stacked; chart.LegendPosition = ChartPositionType.Bottom; MyTooltip t = new MyTooltip(); t.Frame = new CGRect(0, 0, 100, 50); t.BackgroundColor = new UIColor(1.0f, 1.0f, 0.792f, 1.0f); chart.ToolTipLoading += (object sender, ChartTooltipLoadingEventArgs args) => { ChartHitTestInfo e = args.HitTestInfo; if (e.Distance < 2 && e.PointIndex >= 0) { t.UpdateContent(e); } args.view = t; }; }