private void DrawLine(GraphicsEx g, Graph graph, Color bidColor, Color askColor)
 {
     LineType type = m_settings.Type;
     if (LineType.Straight == type)
     {
         graph.DrawStraight(g, bidColor, askColor);
     }
     else if (LineType.Stepped == type)
     {
         graph.DrawStepped(g, bidColor, askColor);
     }
     else if (LineType.Interpolation == type)
     {
         graph.DrawInterpolation(g, bidColor, askColor);
     }
 }
        private void CalculateGraphs(ChartSettings settings)
        {
            Graphs.Clear();
            foreach (var element in settings.Lines)
            {
                double volume = element.Volume * m_parameters.LotSize;

                Graph graph = new Graph(volume, m_quotes);
                Graphs.Add(graph);
            }
        }