public static System.Drawing.Bitmap MakePlot(string packageName, List <DownloadRecord> records)
{
double[] xs = records.Select(x => x.DateTime.ToOADate()).ToArray();
double[] ys = records.Select(x => (double)x.Downloads).ToArray();
var plt = new ScottPlot.Plot(600, 350);
var sp = plt.AddScatterLines(xs, ys, lineWidth: 2);
plt.Title($"NuGet Download Statistics for {packageName}");
plt.XAxis.DateTimeFormat(true);
plt.YLabel("Total Downloads");
string day = DateTime.UtcNow.ToString("yyyy-MM-dd");
string time = DateTime.UtcNow.ToString("H:mm");
var dateAnnotation = plt.AddAnnotation($"{ys.Last():N0} downloads as of {day} ({time} UTC)", -3, -1);
dateAnnotation.Border = false;
dateAnnotation.Shadow = false;
dateAnnotation.Background = false;
dateAnnotation.Font.Color = System.Drawing.Color.FromArgb(150, System.Drawing.Color.Black);
dateAnnotation.Font.Name = ScottPlot.Drawing.InstalledFont.Monospace();
dateAnnotation.Font.Size = 10;
return(plt.Render());
}
public void Test_Annotation_Coordinates()
{
var plt = new ScottPlot.Plot(400, 300);
// negative coordinates snap text to the lower or right edges
plt.AddAnnotation("Top Left", 10, 10);
plt.AddAnnotation("Lower Left", 10, -10);
plt.AddAnnotation("Top Right", -10, 10);
plt.AddAnnotation("Lower Right", -10, -10);
// customization of style
var a = plt.AddAnnotation("Fancy Annotation", 10, 40);
a.Font.Size = 24;
a.Font.Name = "Impact";
a.Font.Color = Color.Red;
a.Shadow = true;
a.Background = true;
a.BackgroundColor = Color.White;
a.BorderWidth = 2;
TestTools.SaveFig(plt);
}
