public void DrawEnvelop(EnvelopeGraph envelop)
{
var points = GetPoints(envelop);
var brush = new SolidBrush(Color.FromArgb(alpha: 100, EnvelopPen.Color));
graphics.FillPolygon(brush, points);
graphics.DrawPolygon(EnvelopPen, points);
}
private PointF[] GetPoints(EnvelopeGraph envelop)
=> (from vert in envelop.Upper.Concat(envelop.LowerReverse)
select new PointF()
{
X = (float)GetXCoor(envelop.Length, vert.Time),
Y = Scale.GetYCoorForValue(vert.Value, bitmap.Height)
})
.ToArray();
public EnvelopeGraph DrawEnvelop(IGraph graph, double windowsSize)
{
var samplingPeriod = graph.Length / bitmap.Width;
var envelop = new EnvelopeGraph(graph, windowsSize, samplingPeriod);
DrawEnvelop(envelop);
return(envelop);
}
