private SFChart GetCurrencyDevationChart()
{
var sfchart = new SFChart();
sfchart.Title.Text = "1 USD to INR from 1977 to 2019";
sfchart.Legend.Visible = true;
sfchart.Legend.DockPosition = SFChartLegendPosition.Top;
sfchart.Legend.IconHeight = 14;
sfchart.Legend.IconWidth = 14;
sfchart.ColorModel.Palette = SFChartColorPalette.Natural;
sfchart.Delegate = new AxisLabelFormatter();
SFNumericalAxis numericalaxis = new SFNumericalAxis();
numericalaxis.AxisLineStyle.LineWidth = 0;
numericalaxis.MajorTickStyle.LineWidth = 0;
numericalaxis.Title.Text = new Foundation.NSString("Rupees against Dollars");
sfchart.SecondaryAxis = numericalaxis;
SFDateTimeAxis primaryAxis = new SFDateTimeAxis();
primaryAxis.EdgeLabelsDrawingMode = SFChartAxisEdgeLabelsDrawingMode.Shift;
primaryAxis.ShowMajorGridLines = false;
primaryAxis.IntervalType = SFChartDateTimeIntervalType.Years;
primaryAxis.Interval = new NSNumber(8);
primaryAxis.Title.Text = new Foundation.NSString("Years");
primaryAxis.ShowMinorGridLines = false;
sfchart.PrimaryAxis = primaryAxis;
splineSeries1 = new SFSplineSeries();
splineSeries1.XBindingPath = "XValue";
splineSeries1.YBindingPath = "YValue";
splineSeries1.ItemsSource = ChartViewModel.GetTrendlineDataSource1();
splineSeries1.Label = "Rupees";
splineSeries1.LegendIcon = SFChartLegendIcon.SeriesType;
splineSeries1.DataMarker.ShowMarker = true;
splineSeries1.DataMarker.ShowLabel = false;
splineSeries1.DataMarker.MarkerHeight = 5;
splineSeries1.DataMarker.MarkerWidth = 5;
splineSeries1.DataMarker.MarkerWidth = 2;
splineSeries1.DataMarker.MarkerBorderColor = UIColor.FromName("#00bdae");
splineSeries1.Trendlines = new ChartTrendlineCollection();
linearTrendline = new SFChartTrendline()
{
Type = SFTrendlineType.Linear,
LineColor = UIColor.FromRGB(201, 23, 97),
LegendIcon = SFChartLegendIcon.SeriesType,
Label = "Linear",
PolynomialOrder = 3,
};
splineSeries1.Trendlines.Add(linearTrendline);
sfchart.Series.Add(splineSeries1);
return(sfchart);
}
private SFChart GetSalseDeviationChart()
{
var sfchart = new SFChart();
sfchart.Title.Text = "Average Sales Comparison";
sfchart.Legend.Visible = true;
sfchart.Legend.DockPosition = SFChartLegendPosition.Top;
sfchart.Legend.IconHeight = 14;
sfchart.Legend.IconWidth = 14;
sfchart.ColorModel.Palette = SFChartColorPalette.Natural;
numericalaxis = new SFNumericalAxis();
numericalaxis.AxisLineStyle.LineWidth = 0;
numericalaxis.MajorTickStyle.LineWidth = 0;
numericalaxis.Title.Text = new Foundation.NSString("Number of Customer");
sfchart.SecondaryAxis = numericalaxis;
SFDateTimeAxis primaryAxis = new SFDateTimeAxis();
primaryAxis.ShowMajorGridLines = false;
primaryAxis.IntervalType = SFChartDateTimeIntervalType.Months;
primaryAxis.Interval = new NSNumber(1);
primaryAxis.Title.Text = new Foundation.NSString("Months");
NSDateFormatter formatter = new NSDateFormatter();
formatter.DateFormat = new NSString("MMM");
primaryAxis.LabelStyle.LabelFormatter = formatter;
primaryAxis.ShowMinorGridLines = false;
sfchart.PrimaryAxis = primaryAxis;
salseColumnSeries = new SFColumnSeries();
salseColumnSeries.XBindingPath = "XValue";
salseColumnSeries.YBindingPath = "YValue";
salseColumnSeries.ItemsSource = ChartViewModel.GetTrendlineDataSource1("Linear");
salseColumnSeries.Label = "Salse";
salseColumnSeries.LegendIcon = SFChartLegendIcon.SeriesType;
salseColumnSeries.Trendlines = new ChartTrendlineCollection();
linearTrendline = new SFChartTrendline()
{
Type = SFTrendlineType.Linear,
LineColor = UIColor.FromRGB(64, 64, 65),
LegendIcon = SFChartLegendIcon.SeriesType,
Label = "Linear",
PolynomialOrder = 3,
};
salseColumnSeries.Trendlines.Add(linearTrendline);
sfchart.Series.Add(salseColumnSeries);
return(sfchart);
}
void PickerModel_ValueChanged(object sender, EventArgs e)
{
var selectedValue = ((TypePickerViewmodel)sender).SelectedValue;
if (selectedValue == "Power")
{
typeTextButton.SetTitle("Power", UIControlState.Normal);
chart1.Hidden = false;
chart.Hidden = true;
}
else
{
if (selectedValue == "Linear")
{
typeTextButton.SetTitle("Linear", UIControlState.Normal);
salseColumnSeries.ItemsSource = ChartViewModel.GetTrendlineDataSource1("Linear");
numericalaxis.Interval = new NSNumber(10);
linearTrendline.Type = SFTrendlineType.Linear;
linearTrendline.Label = "Linear";
}
else if (selectedValue == "Exponential")
{
typeTextButton.SetTitle("Exponential", UIControlState.Normal);
numericalaxis.Interval = new NSNumber(100);
salseColumnSeries.ItemsSource = ChartViewModel.GetTrendlineDataSource1("Exponential");
linearTrendline.Label = "Exponential";
linearTrendline.Type = SFTrendlineType.Exponential;
}
else if (selectedValue == "Logarithmic")
{
typeTextButton.SetTitle("Logarithmic", UIControlState.Normal);
numericalaxis.Interval = new NSNumber(50);
salseColumnSeries.ItemsSource = ChartViewModel.GetTrendlineDataSource1("Logarithmic");
linearTrendline.Label = "Logarithmic";
linearTrendline.Type = SFTrendlineType.Logarithmic;
}
else if (selectedValue == "Polynomial")
{
typeTextButton.SetTitle("Polynomial", UIControlState.Normal);
numericalaxis.Interval = new NSNumber(50);
salseColumnSeries.ItemsSource = ChartViewModel.GetTrendlineDataSource1("Polynomial");
linearTrendline.Label = "Polynomial";
linearTrendline.Type = SFTrendlineType.Polynomial;
}
if (chart.Hidden)
{
chart.Hidden = false;
chart1.Hidden = true;
}
}
}
