It's a simple example of the indicator, that show ticks in the separate subwindow.
It uses the standard indicator's buffers, shifted by the PlotIndexSetInteger() function after each tick.
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/89
This indicator is based on DRAW_FILLING buffers. The input parameters are absent, the TimeTradeServer(), TimeGMT() functions are used.Price_Channel
It's a well-known indicator that shows maximal and minimal prices (and average values) of the last n bars.