internal SLLayout Clone()
        {
            var l = new SLLayout();

            l.LayoutTarget = LayoutTarget;
            l.LeftMode     = LeftMode;
            l.TopMode      = TopMode;
            l.WidthMode    = WidthMode;
            l.HeightMode   = HeightMode;
            l.Left         = Left;
            l.Top          = Top;
            l.Width        = Width;
            l.Height       = Height;

            return(l);
        }
        internal SLPlotArea(List <Color> ThemeColors, bool Date1904, bool IsStylish = false)
        {
            InternalChartType = SLInternalChartType.Bar;

            var NumberOfChartTypes = Enum.GetNames(typeof(SLDataSeriesChartType)).Length;

            UsedChartTypes   = new bool[NumberOfChartTypes];
            UsedChartOptions = new SLChartOptions[NumberOfChartTypes];
            for (var i = 0; i < NumberOfChartTypes; ++i)
            {
                UsedChartTypes[i]   = false;
                UsedChartOptions[i] = new SLChartOptions(ThemeColors);
            }
            DataSeries = new List <SLDataSeries>();

            Layout = new SLLayout();

            PrimaryTextAxis    = new SLTextAxis(ThemeColors, Date1904, IsStylish);
            PrimaryValueAxis   = new SLValueAxis(ThemeColors, IsStylish);
            DepthAxis          = new SLSeriesAxis(ThemeColors, IsStylish);
            SecondaryTextAxis  = new SLTextAxis(ThemeColors, Date1904, IsStylish);
            SecondaryValueAxis = new SLValueAxis(ThemeColors, IsStylish);

            HasPrimaryAxes   = false;
            HasDepthAxis     = false;
            HasSecondaryAxes = false;

            ShowDataTable = false;
            DataTable     = new SLDataTable(ThemeColors, IsStylish);

            ShapeProperties = new SLShapeProperties(ThemeColors);
            if (IsStylish)
            {
                ShapeProperties.Fill.SetNoFill();
                ShapeProperties.Outline.SetNoLine();
            }
        }