private static void DrawPie(Lbl.Charts.Serie Serie, System.Drawing.Graphics Canvas, System.Drawing.Size Size)
{
decimal Sum = Serie.GetSum();
Rectangle PieRect = new Rectangle(0, 0, Size.Width, Size.Height);
if (PieRect.Width > PieRect.Height) {
PieRect.X += (PieRect.Width - PieRect.Height) / 2;
PieRect.Width = PieRect.Height;
} else {
PieRect.Y += (PieRect.Height - PieRect.Width) / 2;
PieRect.Height = PieRect.Width;
}
float LastAngle = 0;
foreach (Lbl.Charts.Element El in Serie.Elements) {
float ElementAngle = (float)(El.Value / Sum * 360);
Canvas.FillPie(System.Drawing.Brushes.Tomato, PieRect, LastAngle, LastAngle + ElementAngle);
LastAngle += ElementAngle;
}
LastAngle = 0;
foreach (Lbl.Charts.Element El in Serie.Elements) {
float ElementAngle = (float)(El.Value / Sum * 360);
Canvas.DrawPie(System.Drawing.Pens.Black, PieRect, LastAngle, LastAngle + ElementAngle);
LastAngle += ElementAngle;
}
}