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