public static PlotModel TornadoDiagram1()
{
// http://en.wikipedia.org/wiki/Tornado_diagram
var model = new PlotModel("Tornado diagram 1")
{
LegendPlacement = LegendPlacement.Outside
};
var s1 = new BarSeries
{
Title = "High",
IsStacked = true,
FillColor = OxyColor.FromRGB(216, 82, 85),
BaseValue = 7,
StrokeColor = OxyColors.Black,
StrokeThickness = 1
};
s1.Items.Add(new BarItem(1));
s1.Items.Add(new BarItem(1));
s1.Items.Add(new BarItem(4));
s1.Items.Add(new BarItem(5));
var s2 = new BarSeries
{
Title = "Low",
IsStacked = true,
FillColor = OxyColor.FromRGB(84, 138, 209),
BaseValue = 7,
StrokeColor = OxyColors.Black,
StrokeThickness = 1
};
s2.Items.Add(new BarItem(-1));
s2.Items.Add(new BarItem(-3));
s2.Items.Add(new BarItem(-2));
s2.Items.Add(new BarItem(-3));
var categoryAxis = new CategoryAxis {
Position = AxisPosition.Left
};
categoryAxis.Labels.Add("F/X rate");
categoryAxis.Labels.Add("Inflation");
categoryAxis.Labels.Add("Price");
categoryAxis.Labels.Add("Conversion");
var valueAxis = new LinearAxis(AxisPosition.Bottom)
{
ExtraGridlines = new[] { 7.0 }
};
model.Series.Add(s1);
model.Series.Add(s2);
model.Axes.Add(categoryAxis);
model.Axes.Add(valueAxis);
return(model);
}
/// <summary>
/// Creates a 'hot' palette with the specified number of colors.
/// </summary>
/// <param name="numberOfColors">
/// The number of colors to create for the palette.
/// </param>
/// <returns>
/// A palette.
/// </returns>
public static OxyPalette Hot(int numberOfColors)
{
return(OxyPalette.Interpolate(
numberOfColors,
OxyColors.Black,
OxyColor.FromRGB(127, 0, 0),
OxyColor.FromRGB(255, 127, 0),
OxyColor.FromRGB(255, 255, 127),
OxyColors.White));
}
private void UpdatePlot()
{
if (ChosenField.Equals(default(KeyValuePair <string, double>)))
{
return;
}
if (m_featureHistogram == null)
{
m_featureHistogram = new PlotModel();
m_featureHistogram.PlotMargins = new OxyThickness(-10, -10, 0, 0);
m_featureHistogram.PlotAreaBorderThickness = 1;
m_featureHistogram.LegendTextColor = OxyColor.FromRGB(0x92, 0x92, 0x92);
m_featureHistogram.LegendMargin = 0;
m_featureHistogram.LegendSymbolMargin = 0;
m_featureHistogram.LegendBorderThickness = 0;
m_featureHistogram.LegendBackground = OxyColors.Transparent;
m_featureHistogram.LegendOrientation = LegendOrientation.Horizontal;
m_featureHistogram.LegendPlacement = LegendPlacement.Inside;
m_featureHistogram.LegendPadding = 0;
m_xAxis = new CategoryAxis();
m_xAxis.Position = AxisPosition.Bottom;
m_xAxis.MajorGridlineStyle = LineStyle.Solid;
m_xAxis.MajorGridlineThickness = 1;
m_xAxis.MinorGridlineThickness = 0;
m_xAxis.TickStyle = TickStyle.None;
m_xAxis.IsPanEnabled = false;
m_xAxis.IsZoomEnabled = false;
m_featureHistogram.Axes.Add(m_xAxis);
m_yAxis = new LinearAxis();
m_yAxis.Position = AxisPosition.Left;
m_featureHistogram.Axes.Add(m_yAxis);
m_featureHistogramPlotPoints = new ColumnSeries();
m_featureHistogram.Series.Add(m_featureHistogramPlotPoints);
m_featureHistogramPlotPointsOther = new ColumnSeries();
m_featureHistogram.Series.Add(m_featureHistogramPlotPointsOther);
}
m_featureHistogramPlotPoints.Items.Clear();
m_featureHistogramPlotPointsOther.Items.Clear();
var field = AppDataCenter.Singleton.EntireModelStats.fieldList.First(b => b.name == ChosenField.Key);
var fields = AppDataCenter.Singleton.EntireModelStats.fieldList.Where(b => b.name != ChosenField.Key).ToList();
fields.Add(AppDataCenter.Singleton.EntireModelStats.notAName);
var featureId = AppDataCenter.Singleton.ChosenFeatures.FindIndex(x => x.Name == SelectedFeature.Key);
if (featureId >= 0)
{
var histogram = AppDataCenter.Singleton.EntireModelStats.GetFeatureFieldHistogram(10, featureId, field);
var histogramGraph = histogram.GetHistogramGraphNormalized();
var histogramOther = AppDataCenter.Singleton.EntireModelStats.GetFeatureFieldHistogram(10, featureId, fields);
var histogramGraphIther = histogramOther.GetHistogramGraphNormalized();
if (histogramGraph.Keys.Last() > 50)
{
m_xAxis.Labels = histogramGraph.Keys.Select(x => x.ToString("F0")).ToArray();
}
else if (histogramGraph.Keys.Last() > 5)
{
m_xAxis.Labels = histogramGraph.Keys.Select(x => x.ToString("F1")).ToArray();
}
else
{
m_xAxis.Labels = histogramGraph.Keys.Select(x => x.ToString("F2")).ToArray();
}
foreach (var histogramData in histogramGraph)
{
m_featureHistogramPlotPoints.Items.Add(new ColumnItem(histogramData.Value));
}
foreach (var histogramData in histogramGraphIther)
{
m_featureHistogramPlotPointsOther.Items.Add(new ColumnItem(histogramData.Value, -1, OxyColors.Blue));
}
}
if (m_featureHistogram.PlotControl != null)
{
m_featureHistogram.PlotControl.RefreshPlot();
}
OnPropertyChanged("FeatureHistogram");
}
