/// <summary>Called by the graph presenter to get a list of all annotations to put on the graph.</summary>
public IEnumerable <IAnnotation> GetAnnotations()
{
if (showEquation)
{
for (int i = 0; i < stats.Count; i++)
{
// Add an equation annotation.
TextAnnotation equation = new TextAnnotation();
StringBuilder text = new StringBuilder();
text.AppendLine($"y = {stats[i].Slope:F2}x + {stats[i].Intercept:F2}, r\u00B2 = {stats[i].R2:F2}, n = {stats[i].n:F0}");
text.AppendLine($"NSE = {stats[i].NSE:F2}, ME = {stats[i].ME:F2}, MAE = {stats[i].MAE:F2}");
text.AppendLine($"RSR = {stats[i].RSR:F2}, RMSD = {stats[i].RMSE:F2}");
equation.Name = $"Regression{i}";
equation.text = text.ToString();
equation.colour = equationColours[i];
equation.leftAlign = true;
equation.textRotation = 0;
if (stats.Count > 1)
{
equation.x = double.MinValue; // More than one stats equation. Use default positioning
equation.y = double.MinValue;
}
yield return(equation);
}
}
}
/// <summary>Called by the graph presenter to get a list of all annotations to put on the graph.</summary>
public IEnumerable <IAnnotation> GetAnnotations()
{
if (showEquation)
{
for (int i = 0; i < stats.Count; i++)
{
// Add an equation annotation.
TextAnnotation equation = new TextAnnotation();
equation.text = string.Format("y = {0:F2} x + {1:F2}, r2 = {2:F2}, n = {3:F0}\r\n" +
"NSE = {4:F2}, ME = {5:F2}, MAE = {6:F2}\r\n" +
"RSR = {7:F2}, RMSD = {8:F2}",
new object[] { stats[i].Slope, stats[i].Intercept, stats[i].R2,
stats[i].n, stats[i].NSE, stats[i].ME,
stats[i].MAE, stats[i].RSR, stats[i].RMSE });
equation.colour = equationColours[i];
equation.leftAlign = true;
equation.textRotation = 0;
equation.x = double.MinValue;
equation.y = double.MinValue;
yield return(equation);
}
}
}
/// <summary>Called by the graph presenter to get a list of all annotations to put on the graph.</summary>
public IEnumerable <IAnnotation> GetAnnotations()
{
List <IAnnotation> annotations = new List <IAnnotation>();
Graph parentGraph = Parent.Parent as Graph;
if (data != null && ColumnName != null && xFieldName != null)
{
string phenologyColumnName = FindPhenologyStageColumn(data);
if (phenologyColumnName != null && data.Columns.Contains(xFieldName))
{
string[] names = DataTableUtilities.GetColumnAsStrings(data, phenologyColumnName);
List <object> x;
Type columnType = data.Columns[xFieldName].DataType;
if (columnType == typeof(DateTime))
{
x = DataTableUtilities.GetColumnAsDates(data, xFieldName).Cast <object>().ToList();
}
else if (columnType == typeof(int))
{
x = DataTableUtilities.GetColumnAsIntegers(data, xFieldName).Cast <object>().ToList();
}
else if (columnType == typeof(double))
{
x = DataTableUtilities.GetColumnAsDoubles(data, xFieldName).Cast <object>().ToList();
}
else
{
throw new Exception($"Error in EventNamesOnGraph {Name}: unknown column type '{columnType.FullName}' in column '{xFieldName}'");
}
if (names.Length == x.Count)
{
for (int i = 0; i < names.Length; i++)
{
if (names[i] != "?" && !string.IsNullOrEmpty(names[i]))
{
// Add a line annotation.
LineAnnotation line = new LineAnnotation();
line.colour = Color.Black;
line.type = LineType.Dot;
line.x1 = x[i];
line.y1 = double.MinValue;
line.x2 = x[i];
line.y2 = double.MaxValue;
annotations.Add(line);
// Add a text annotation.
TextAnnotation text = new TextAnnotation();
text.text = names[i];
text.colour = Color.Black;
text.leftAlign = true;
text.x = x[i];
text.y = double.MinValue;
text.textRotation = 270;
annotations.Add(text);
}
}
}
}
}
return(annotations);
}
