i need show kumo in my indicator

hi my indicator show kumo:

not show shadow kumo.

i want show kumo for this picture:

can you help me?

my code is:

[Parameter("Text Color", DefaultValue = "Black")]
        public string TextColor { get; set; }

        [Parameter(DefaultValue = true)]
        public bool Common_cross { get; set; }

        [Parameter(DefaultValue = true)]
        public bool Uncommon { get; set; }

        [Parameter(DefaultValue = true)]
        public bool Common_cross_kumo { get; set; }

        [Output("TenkanSen", Color = Colors.Red)]
        public IndicatorDataSeries TenkanSen { get; set; }

        [Output("Kijunsen", Color = Colors.Blue)]
        public IndicatorDataSeries KijunSen { get; set; }

        [Output("ChikouSpan", Color = Colors.DarkViolet)]
        public IndicatorDataSeries ChikouSpan { get; set; }

        [Output("qualityline", Color = Colors.White)]
        public IndicatorDataSeries qualityline { get; set; }

        [Output("SenkouSpanB", Color = Colors.Red, LineStyle = LineStyle.Lines)]
        public IndicatorDataSeries SenkouSpanB { get; set; }

        [Output("SenkouSpanA", Color = Colors.Green, LineStyle = LineStyle.Lines)]
        public IndicatorDataSeries SenkouSpanA { get; set; }
        
        [Output("Directionline", Color = Colors.Brown)]
        public IndicatorDataSeries Directionline { get; set; }