Displaying the latest closed values of indicator Bollinger Bands® with colored rectangles and background filling

//+----------------------------------------------+  //| Indicator input parameters                   |  //+----------------------------------------------+  input string SirName="BollingerBands_Box";          //Object name  input ENUM_TIMEFRAMES Timeframe=PERIOD_D1;          //Indicator timeframe for calculating the indicator  input uint   NumberofBar=1;                         //Bar number to calculate the indicator  input uint                BBPeriod=20;              //Midline calculation period  input double              StdDeviation=2.0001;      //Number of deviations  input ENUM_APPLIED_PRICE  applied_price=PRICE_CLOSE;//Price type  input int                 Shift=0;                  //Horizontal shift of indicator in bars  input bool ShowPrice=true;                          //show price labels  input color Upper_color=clrLimeGreen;               //Upper price label color  input color Middle_color=clrSlateGray;              //Middle price label color  input color Lower_color=clrRed;                     //Lower price label color  input uint   BarsTotal=30;                          //number of bars of rectangles  input uint   RightTail=5;                           //shifting the rectangles beyond the zeroth bar to the right in the current chart bars  input color  Color_Res=C'157,255,255';              //Color of the upper box  input color  Color_Sup=C'255,176,255';              //Color of the lower box  //+----------------------------------------------+  

Fig. 1. Indicator BollingerBands_Box