The indicator plots a channel based on two moving averages with different periods in the separate window.
The change of the channel color shows the change of the trend.
The DRAW_FILLING drawing style plots the filled area between the values of two indicator buffers. In fact, it plots two lines and fills the area between them with the specified color. The colors of the channel changed after N ticks. The N variable is defined as input parameter, it can be changed using the "Properties" window.
See also: The Drawing Styles in MQL5.
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/336
The DRAW_CANDLES drawing style plots the candles using the values of 4 indicator buffers with Open, High, Low and Close prices.DRAW_HISTOGRAM2
The DRAW_HISTOGRAM2 drawing style is used for plotting the values of two indicator's buffers as a histogram.
The DRAW_BARS drawing style is used to plot the bars using the values of 4 indicator buffers with Open, High, Low and Close prices.DRAW_ZIGZAG
The DRAW_ZIGZAG drawing style allow to draw sections using the values of two indicator buffers. It looks like DRAW_SECTION, but it allows to draw vertical sections inside one bar.