public DateTimeAxis()
{
SFChart chart = new SFChart();
chart.Title.Text = (NSString)"Food Production - 2017";
chart.PrimaryAxis = new SFDateTimeAxis()
{
ZoomFactor = 0.1f, ZoomPosition = 0.6f, EdgeLabelsDrawingMode = SFChartAxisEdgeLabelsDrawingMode.Shift
};
chart.PrimaryAxis.LabelCreated += (sender, e) =>
{
var date = DateTime.Parse(e.AxisLabel.LabelContent.ToString());
NSDateFormatter formatter = new NSDateFormatter();
if (date.Month != month)
{
SFAxisLabelStyle labelStyle = new SFAxisLabelStyle();
formatter.DateFormat = new NSString("MMM-dd");
labelStyle.LabelFormatter = formatter;
labelStyle.Font = UIFont.FromName("Helvetica-Bold", 9);
e.AxisLabel.LabelStyle = labelStyle;
month = date.Month;
}
else
{
SFAxisLabelStyle labelStyle = new SFAxisLabelStyle();
formatter.DateFormat = new NSString("dd");
labelStyle.LabelFormatter = formatter;
e.AxisLabel.LabelStyle = labelStyle;
}
};
chart.PrimaryAxis.Title.Text = (NSString)"Production Across Years";
chart.SecondaryAxis = new SFNumericalAxis();
chart.SecondaryAxis.Title.Text = (NSString)"Growth (In Metric Tons)";
ChartViewModel dataModel = new ChartViewModel();
SFFastLineSeries series = new SFFastLineSeries();
series.ColorModel.Palette = SFChartColorPalette.Natural;
series.ItemsSource = dataModel.DateTimeAxisData;
series.XBindingPath = "XValue";
series.YBindingPath = "YValue";
series.EnableTooltip = true;
chart.Series.Add(series);
SFChartZoomPanBehavior zoomPan = new SFChartZoomPanBehavior();
zoomPan.EnableSelectionZooming = false;
zoomPan.ZoomMode = SFChartZoomMode.X;
chart.Behaviors.Add(zoomPan);
this.AddSubview(chart);
}
public BarChartView(string ChartTitle)
{
List<ChartData> chartData = new ChartDataRepository ().chartDataCollection;
SFChartZoomPanBehavior zoomPanBehavior = new SFChartZoomPanBehavior ();
zoomPanBehavior.EnableSelectionZooming = true;
chart = new SFChart ();
chart.Title.Text = new NSString (ChartTitle);
chart.Title.Font = UIFont.SystemFontOfSize (12, UIFontWeight.Bold);
chart.Title.TextAlignment = UITextAlignment.Center;
SFCategoryAxis primary = new SFCategoryAxis ();
primary.LabelPlacement = SFChartLabelPlacement.BetweenTicks;
primary.Title.Text = new NSString ("Security");
chart.PrimaryAxis = primary;
chart.PrimaryAxis.LabelsIntersectAction = SFChartAxisLabelsIntersectAction.MultipleRows;
chart.SecondaryAxis = new SFNumericalAxis ();
if (ChartTitle == "Top 5 Gains")
{
chart.SecondaryAxis.Title.Text = new NSString ("Gains");
//chart.Title.Text = new NSString ("Top 5 Gains / Losses");
};
if (ChartTitle == "Top 5 Losers")
{
chart.SecondaryAxis.Title.Text = new NSString ("Losses");
//chart.SecondaryAxis.Maximum = new NSNumber (50);
chart.SecondaryAxis.Interval = new NSNumber(50);
//chart.Title.Text = new NSString ("");
}
if (ChartTitle == "P&L")
{
chart.SecondaryAxis.Title.Text = new NSString ("Gains/Losses");
chart.Title.Text = new NSString("P&L by Securities");
}
BarChartRepository dataModel = new BarChartRepository (chartData, ChartTitle);
chart.DataSource = dataModel as SFChartDataSource;
chart.Legend.Visible = false;
chart.AddChartBehavior (zoomPanBehavior);
this.control = chart;
}