public void CookBitmaps()
{
// Cook axises' elements and help data
List <ChartLine> AxisesWithDashes = CookAxisLines(Options, out float xAxisLocation, out float yAxisLocation);
int step = DetectStep(Options); // dashes and grid lines step in pixels
List <int> dashesX = CookDashList(Options.MinX, Options.MaxX, step);
List <int> dashesY = CookDashList(Options.MinY, Options.MaxY, step);
Offsets offsets = Offsets.Cook(Options, xAxisLocation, yAxisLocation);
AxisesWithDashes.AddRange(CookDashLines(Options, offsets, xAxisLocation, yAxisLocation, dashesX, dashesY));
List <ChartString> DashesSigns = CookDashSigns(Options, offsets, dashesX, dashesY);
// Cook grid lines
List <ChartLine> GridLines = CookGridLines(Options, dashesX, dashesY);
// Draw grid
Grid = DrawGrid(GridLines, Options);
// Draw axis on clean bitmap
Axis = new Bitmap(Options.SizeX + 1, Options.SizeY + 1);
DrawAxis(Axis, AxisesWithDashes, DashesSigns);
// Draw axis on Grid bitmap (over grid)
AxisAndGrid = new Bitmap(Grid);
DrawAxis(AxisAndGrid, AxisesWithDashes, DashesSigns, false);
}