private static void DrawXScale(Graphics g2, Pen blackPen, Rectangle spectrumRec, RectangleTransform rt)
{
int fontHeight = (int)g2.MeasureString("M", bigFont).Height;
g2.DrawLine(blackPen, new Point(spectrumRec.Left, spectrumRec.Bottom), new Point(spectrumRec.Right, spectrumRec.Bottom));
for (int i = 0; i < 10000; i += 50)
{
int curMz = rt.GetTransformX(i);
if (curMz > spectrumRec.Right)
{
break;
}
if (i % 100 == 0)
{
g2.DrawLine(blackPen, curMz, spectrumRec.Bottom, curMz, spectrumRec.Bottom + 10);
string number = i.ToString();
float strWidth = GetStringWidth(g2, bigFont, number);
g2.DrawString(number, bigFont, Brushes.Black, new PointF(curMz - strWidth / 2, spectrumRec.Bottom + 10));
}
else
{
g2.DrawLine(blackPen, curMz, spectrumRec.Bottom, curMz, spectrumRec.Bottom + 5);
}
}
float mzWidth = GetStringWidth(g2, bigFont, "M/Z");
g2.DrawString("M/Z", bigFont, Brushes.Black, new PointF((spectrumRec.Right + spectrumRec.Left - mzWidth) / 2, spectrumRec.Bottom + 10 + fontHeight));
}
public void Test()
{
Rectangle rec = new Rectangle(100, 10000, 500, 400);
RectangleTransform rt = new RectangleTransform(rec, 2000, 2000);
Assert.AreEqual(100 + 250, rt.GetTransformX(1000));
Assert.AreEqual(10000 + 400 - 100, rt.GetTransformY(500));
}
public void Draw(Graphics g2, Rectangle rec, IIdentifiedPeptideResult sr)
{
g2.CompositingQuality = CompositingQuality.HighQuality;
g2.SmoothingMode = SmoothingMode.AntiAlias;
g2.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
Rectangle newRec = new Rectangle(rec.Left + 60, rec.Top, rec.Width - 80, rec.Height - 50 - bigFont.Height);
Pen blackPen = new Pen(Color.Black, 1);
Rectangle spectrumRec = GetSpectrumRectangle(g2, sr.ExperimentalPeakList, newRec);
var maxMz =
(from peak in sr.ExperimentalPeakList
orderby peak.Mz descending
select peak.Mz).FirstOrDefault();
double maxMzWidth = ((int)maxMz / 100 + 1) * 100.0;
int yFontShift = (int)(g2.MeasureString("M", bigFont).Height / 2);
RectangleTransform rt = new RectangleTransform(spectrumRec, maxMzWidth, sr.ExperimentalPeakList.FindMaxIntensityPeak().Intensity);
DrawXScale(g2, blackPen, spectrumRec, rt);
DrawYScale(g2, blackPen, spectrumRec);
foreach (MatchedPeak peak in sr.ExperimentalPeakList)
{
Brush brush;
Pen pen;
if (peak.Matched)
{
Color color = IonColorMap[peak.PeakType];
brush = new SolidBrush(color);
pen = new Pen(brush);
}
else
{
brush = Brushes.Black;
pen = blackPen;
}
int x = rt.GetTransformX(peak.Mz);
int y = rt.GetTransformY(peak.Intensity);
g2.DrawLine(pen, new Point(x, spectrumRec.Bottom), new Point(x, y));
if (peak.Matched)
{
DrawVerticalIonName(g2, brush, x - yFontShift, y, peak.Information);
}
}
}
