XWPR_Histogram_Vol indicator shows direction of the histogram bars movement using colored icons on these bars.
The indicator uses SmoothAlgorithms.mqh library classes (copy it to <terminal_data_folder>\MQL5\Include). The use of the classes was thoroughly described in the article "Averaging Price Series for Intermediate Calculations Without Using Additional Buffers".

Fig. 1. XWPR_Histogram_Vol_Direct indicator
MetaQuotes Ltd에서 러시아어로 번역함.
원본 코드: https://www.mql5.com/ru/code/22452
XWPR_Histogram_Vol_Direct_HTF
XWPR_Histogram_Vol_Direct indicator with the timeframe selection option available in input parameters
XWPR_Histogram_Vol_Direct_Alerts
XWPR_Histogram_Vol_Direct indicator provides alerts, sends email and push notifications at the incoming trading signals