Indicator
determines the state of the market.

If the price is lower
any of two histograms and two lines
(red and blue), this is the sales area.

If the price is higher than
either of the two histograms and two lines
(red and blue), this is the shopping area.

If the price is
it is located between two lines or in the zone of
any of the histograms, so it is in the market
there is no definite trend. Simply
put, the market is flat.

More clearly, the work of the indicator
shown in the screenshots.