The inverted chart of the current financial instrument, displaying Ask and Bid price levels in the form of colored bars in the additional window.
//+----------------------------------------------+ //|  INDICATOR INPUT PARAMETERS                 | //+----------------------------------------------+ input bool AskShow=true;                      // display Ask input color AskColor=clrBlue;                  // Ask line color input ENUM_LINE_STYLE AskStyle=STYLE_SOLID;    // Ask line style input bool BidShow=true;                      // display Bid input color BidColor=clrRed;                  // Bid line color input ENUM_LINE_STYLE BidStyle=STYLE_SOLID;    // Bid line style input int IndicatorDigits=6;                  // indicator display accuracy format
Fig. 1. Bar_Plus indicator