If you would like to take a screenshot of a script/EA/indicator you have to specify the chart size, because the MT4 can't detect it.
Some settings can be changed with external variables.
If you uncomment the "//#property show_inputs" line, you can change settings every time you run the script.
The Acceleration/Deceleration Indicator (AC) measures acceleration and deceleration of the current driving force.Average Directional Movement Index (ADX)
The Average Directional Movement Index Indicator (ADX) helps to determine if there is a price trend.