private void DrawGraph()
{
if (!(propertyGrid.SelectedObject is SpectralData))
{
return;
}
SpectralData data = (SpectralData)propertyGrid.SelectedObject;
EfficiencyMeasurement[] effpts = data.EfficiencyPoints.ToArray();
int numPoints = 500;
int ticks = 10;
canvas.BackColor = Color.LightGray;
//get the max an min of the efficieny points
double maxOrd = effpts.Max(e => e.Efficiency);
double minOrd = effpts.Min(e => e.Efficiency);
//get ordinate graph bounds that look nice
double ordTickRange = GetTickRange(maxOrd - minOrd, ticks);
double ordTickMag = Math.Log10(ordTickRange) > 0 ? Math.Ceiling(Math.Log10(ordTickRange)): Math.Floor(Math.Log10(ordTickRange));
maxOrd = ordTickRange * Math.Round(1 + maxOrd / ordTickRange);
minOrd = ordTickRange * (Math.Round(minOrd / ordTickRange - 1));
double minAbsc = 0;// Properties.Settings.Default.LOWERELIMT * 0.75;
double maxAbsc = Properties.Settings.Default.UPPERELIMIT;
//get abscissa graph bounds that look nice
double abscTickRange = GetTickRange(maxAbsc - minAbsc, ticks);
double abscTickMag = Math.Log10(abscTickRange) > 0 ? Math.Ceiling(Math.Log10(abscTickRange)) : Math.Floor(Math.Log10(abscTickRange));
maxAbsc = abscTickRange * Math.Round(maxAbsc / abscTickRange);
minAbsc = abscTickRange * (Math.Round(minAbsc / abscTickRange));
Graphics graph = canvas.CreateGraphics();
graph.Clear(canvas.BackColor);
Pen pen = new Pen(Color.DarkSlateGray);
int seperation = (canvas.Location.Y - (propertyGrid.Location.Y + propertyGrid.Height)) * 2;
Rectangle chart = new Rectangle(7 * seperation, seperation, (int)(0.8F * canvas.Width), (int)(0.8F * canvas.Height));
//graph.DrawRectangle(pen, chart);
//get the energy limit
double lowE = minAbsc;// Properties.Settings.Default.LOWERELIMT * 0.75;
double highE = maxAbsc;
//get the position converstion factors.
double xconv = (chart.Left - chart.Right) / (lowE - highE);
double xoff = chart.Right - (xconv * highE);
double yconv = (chart.Bottom - chart.Top) / (minOrd - maxOrd);
double yoff = chart.Bottom - (yconv * minOrd);
//build a formatting string
StringBuilder format = new StringBuilder("0");
format.Append(ordTickMag >= 0 ? "" : ".");
for (int j = 0; j < Math.Abs(ordTickMag); j++)
{
format.Append(0);
}
//loop throuhg and add lables
int tickLength = seperation;
double ord = minOrd, absc = minAbsc;
while (Math.Round(ord, (int)Math.Abs(ordTickMag)) <= maxOrd)
{
//draw the y-axis
int y = (int)(yconv * (ord) + yoff);
graph.DrawLine(pen, chart.Left - tickLength, y, chart.Right, y);
string label = (ord).ToString(format.ToString());
SizeF labelSize = graph.MeasureString(label, propertyGrid.Font);
graph.DrawString(label, propertyGrid.Font, pen.Brush, new PointF(chart.Left - tickLength - labelSize.Width, y - labelSize.Height / 2));
ord += ordTickRange;
}
while (Math.Round(absc, (int)Math.Abs(abscTickMag)) <= maxAbsc)
{
//draw the x-axis
int x = (int)(xconv * (absc) + xoff);
graph.DrawLine(pen, x, chart.Bottom + tickLength, x, chart.Top);
string label = (absc).ToString();
SizeF labelSize = graph.MeasureString(label, propertyGrid.Font);
graph.DrawString(label, propertyGrid.Font, pen.Brush, new PointF(x - labelSize.Width / 2, chart.Bottom + labelSize.Height));
absc += abscTickRange;
}
//fill the an array of points that represents the curve
double eJump = (highE - lowE) / numPoints;
Point[] curvePoints = new Point[numPoints];
double ene = lowE;
for (int i = 0; i < numPoints; i++)
{
ene += eJump;
double eff = data.GetEfficiency(ene);
int x = Convert.ToInt32(ene * xconv + xoff);
double y = yoff + eff * yconv;
if (y > chart.Bottom || double.IsNaN(y))
{
y = chart.Bottom;
}
else if (y < chart.Top || double.IsInfinity(y))
{
y = chart.Top;
}
curvePoints[i] = new Point(x, (int)y);
}
//make the graph thick
Pen graphPen = pen;
graphPen.Width *= 3;
graph.DrawCurve(graphPen, curvePoints);
//put the efficiency points on the chart
for (int i = 0; i < effpts.Length; i++)
{
int x = Convert.ToInt32(effpts[i].Energy * xconv + xoff);
int y = Convert.ToInt32(yoff + effpts[i].Efficiency * yconv);
int ptSize = Convert.ToInt32(graphPen.Width);
graph.DrawRectangle(graphPen, new Rectangle(x - ptSize, y - ptSize, 2 * ptSize, 2 * ptSize));
}
}
/// <summary>
/// Sets the lines with an assoicated nuclide
/// </summary>
/// <param name="nuc">the nuclide</param>
/// <param name="Peak">the peak </param>
public void SetLines(DataRow nuc, DataRow peak)
{
if (lib == null)
{
throw new NullReferenceException("Library is not defined");
}
if (specData == null)
{
throw new NullReferenceException("Spectal Data is not defined");
}
double area = double.TryParse(peak["AREA"].ToString(), out area) ? area : 0.0;
double mda = double.TryParse(peak["CRITLEVEL"].ToString(), out mda) ? 2.71 + 2 * mda : 0.0;
matches.Tables["MATCHEDLINES"].Clear();
//get the daughters line and its daughters.
Dictionary <string, double> daughters = lib.GetDaughters((string)nuc["NAME"]);
//generate a string for the nuclides incuding the daughters
StringBuilder nucList = new StringBuilder();
nucList.Append("'" + nuc["NAME"] + "',");
foreach (string key in daughters.Keys)
{
nucList.Append("'" + key + "',");
}
nucList.Remove(nucList.Length - 1, 1);
//get the lines for the nucs
DataTable lines = lib.Select("PHOTONS", "NAME IN (" + nucList.ToString() + ") AND YIELD > '" + yeildLimit + "'");
foreach (DataRow line in lines.Rows)
{
double eff = specData.GetEfficiency((double)line["ENERGY"]);
//get the yelds of the daughters.
double yieldMult = (daughters.TryGetValue((string)line["NAME"], out double branchRatio)) ? branchRatio : 1;
//double yieldMult = isParent ? (double)nuc["BRANCHING"] : 1;
//get the basis line
if (Math.Abs((double)line["ENERGY"] - (double)nuc["ENERGY"]) < 1e-6)
{
matches.Tables["MATCHEDLINES"].Rows.Add(line["NAME"], line["LINENUMBER"], line["ENERGY"], yieldMult * (double)line["YIELD"], line["TYPE"],
eff, area, mda, true, (int)peak["ID"], nuc["DIFFERENCE"]);
}
else
{
//reject anything that falls below the yield limit
double y2 = (double)line["YIELD"] * yieldMult;
if (y2 < yeildLimit)
{
continue;
}
//DataRow basis = temp.FirstOrDefault(c => c["NAME"].Equals(line["NAME"]));
double e2 = specData.GetEfficiency((double)nuc["ENERGY"]);
//set the MDA's it is possible this fails so throw it in a try catch
double m2 = 2.71;
try
{
m2 = 2.71 + 3.29 * Math.Sqrt(specData.GetRegion(double.Parse(line["ENERGY"].ToString())));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + ":\n" + ex.StackTrace);
}
//double e1 = CAMData.Efficiency(float.Parse(nuc["ENERGY"].ToString()), calParameters);
double y1 = (double)nuc["YIELD"];
matches.Tables["MATCHEDLINES"].Rows.Add(line["NAME"], line["LINENUMBER"], line["ENERGY"], y2, line["TYPE"], eff, area * e2 * y2 / (eff * y1), m2);
}
}
}