/// <summary>Draws the specified series definition on the view.</summary>
/// <param name="definition">The definition.</param>
private void DrawOnView(SeriesDefinition definition)
{
if (!graph.DisabledSeries.Contains(definition.title))
{
// Create the series and populate it with data.
if (definition.type == SeriesType.Bar)
graphView.DrawBar(definition.title, definition.x, definition.y,
definition.xAxis, definition.yAxis, definition.colour, definition.showInLegend);
else if (definition.type == SeriesType.Scatter)
graphView.DrawLineAndMarkers(definition.title, definition.x, definition.y,
definition.xAxis, definition.yAxis, definition.colour,
definition.line, definition.marker,
definition.lineThickness, definition.markerSize, definition.showInLegend);
else if (definition.type == SeriesType.Area)
graphView.DrawArea(definition.title, definition.x, definition.y, definition.x2, definition.y2,
definition.xAxis, definition.yAxis, definition.colour, definition.showInLegend);
}
}
/// <summary>Puts the 1:1 line on graph.</summary>
/// <param name="definitions">The definitions.</param>
/// <param name="x">The x data.</param>
/// <param name="y">The y data.</param>
private static void Put1To1LineOnGraph(List<SeriesDefinition> definitions, IEnumerable x, IEnumerable y)
{
double minimumX = MathUtilities.Min(x);
double maximumX = MathUtilities.Max(x);
double minimumY = MathUtilities.Min(y);
double maximumY = MathUtilities.Max(y);
double lowestAxisScale = Math.Min(minimumX, minimumY);
double largestAxisScale = Math.Max(maximumX, maximumY);
SeriesDefinition oneToOne = new SeriesDefinition();
oneToOne.title = "1:1 line";
oneToOne.colour = Color.Black;
oneToOne.line = LineType.Dot;
oneToOne.marker = MarkerType.None;
oneToOne.showInLegend = true;
oneToOne.type = SeriesType.Scatter;
oneToOne.xAxis = Axis.AxisType.Bottom;
oneToOne.yAxis = Axis.AxisType.Left;
oneToOne.x = new double[] { lowestAxisScale, largestAxisScale };
oneToOne.y = new double[] { lowestAxisScale, largestAxisScale };
definitions.Add(oneToOne);
}
/// <summary>Puts the regression line and 1:1 line on graph.</summary>
/// <param name="definitions">The definitions.</param>
/// <param name="x">The x data.</param>
/// <param name="y">The y data.</param>
/// <param name="colour">The colour of the regresion line.</param>
/// <param name="title">The title to put in the legen.</param>
private void PutRegressionLineOnGraph(List<SeriesDefinition> definitions, IEnumerable x, IEnumerable y,
Color colour, string title)
{
MathUtilities.RegrStats stat = MathUtilities.CalcRegressionStats(title, y, x);
if (stat != null)
{
stats.Add(stat);
double minimumX = MathUtilities.Min(x);
double maximumX = MathUtilities.Max(x);
double minimumY = MathUtilities.Min(y);
double maximumY = MathUtilities.Max(y);
double lowestAxisScale = Math.Min(minimumX, minimumY);
double largestAxisScale = Math.Max(maximumX, maximumY);
SeriesDefinition regressionDefinition = new SeriesDefinition();
regressionDefinition.title = title;
regressionDefinition.colour = colour;
regressionDefinition.line = LineType.Solid;
regressionDefinition.marker = MarkerType.None;
regressionDefinition.showInLegend = true;
regressionDefinition.type = SeriesType.Scatter;
regressionDefinition.xAxis = Axis.AxisType.Bottom;
regressionDefinition.yAxis = Axis.AxisType.Left;
regressionDefinition.x = new double[] { minimumX, maximumX };
regressionDefinition.y = new double[] { stat.Slope * minimumX + stat.Intercept, stat.Slope * maximumX + stat.Intercept };
definitions.Add(regressionDefinition);
}
}
/// <summary>Return a list of extra fields that the definition should read.</summary>
/// <param name="seriesDefinition">The calling series definition.</param>
/// <returns>A list of fields - never null.</returns>
public IEnumerable <string> GetExtraFieldsToRead(SeriesDefinition seriesDefinition)
{
return(new string[0]);
}
/// <summary>Set visual aspects (colour, line type, marker type) of the series definition.</summary>
/// <param name="seriesDefinition">The definition to paint.</param>
public void Paint(SeriesDefinition seriesDefinition)
{
seriesDefinition.Colour = colour;
seriesDefinition.Line = lineType;
seriesDefinition.Marker = markerType;
}
/// <summary>A static setter function for marker from an index</summary>
/// <param name="definition">The series definition to change.</param>
/// <param name="index">The index</param>
public static void SetMarker(SeriesDefinition definition, int index)
{
definition.Marker = (MarkerType)Enum.GetValues(typeof(MarkerType)).GetValue(index);
}
/// <summary>A static setter function for line type from an index</summary>
/// <param name="definition">The series definition to change.</param>
/// <param name="index">The index</param>
public static void SetLineType(SeriesDefinition definition, int index)
{
definition.Line = (LineType)Enum.GetValues(typeof(LineType)).GetValue(index);
}
/// <summary>A static setter function for colour from an index.</summary>
/// <param name="definition">The series definition to change.</param>
/// <param name="index">The colour index into the colour palette.</param>
public static void SetColour(SeriesDefinition definition, int index)
{
definition.Colour = ColourUtilities.Colours[index];
}