| Here is an example of an Amibroker script that cant be directly transfered to BC, but BC can achieve a pale imitation. The example is a multiple moving average streamer where the red side is ma(2) and the purple side is ma(100). Anyway have a look and play if you like.       Here is the BC version.     The BC code is as follows:   
[description="MA streamer shows ma from 4 to 100 as a coloured streamer."] [target=Default; author=zzz; category=Moving Average|zzz; dp=4]   expr :=C; ma1 := ma(expr,4,simple); ma2 := ma(expr,8,simple); ma3 := ma(expr,12,simple); ma4 := ma(expr,16,simple); ma5 := ma(expr,20,simple); ma6 := ma(expr,25,simple); ma7 := ma(expr,30,simple); ma8 := ma(expr,36,simple); ma9 := ma(expr,42,simple); ma10 := ma(expr,49,simple); ma11 := ma(expr,57,simple); ma12 := ma(expr,62,simple); ma13 := ma(expr,70,simple);   [name=Fill; linestyle=fill; color=dark red]ma1; [color=crimson] ma2; [name=Fill; linestyle=fill; color=plum]ma2; [color=coral] ma3; [name=Fill; linestyle=fill; color=sandy brown]ma3; [color=orange] ma4; [name=Fill; linestyle=fill; color=dark orange]ma4; [color=khaki] ma5; [name=Fill; linestyle=fill; color=gold]ma5; [color=yellow] ma6; [name=Fill; linestyle=fill; color=green yellow]ma6; [color=lime green] ma7; [name=Fill; linestyle=fill; color=light green]ma7; [color=medium spring green] ma8; [name=Fill; linestyle=fill; color=aqua marine]ma8; [color=turquoise] ma9; [name=Fill; linestyle=fill; color=aqua]ma9; [color=sky blue] ma10; [name=Fill; linestyle=fill; color=deep sky blue]ma10; [color=medium purple] ma11; [name=Fill; linestyle=fill; color=medium orchid]ma11; [color=plum] ma12; [name=Fill; linestyle=fill; color=dark magenta]ma12; [color=white] ma13; [name=Fill; linestyle=fill; color=dark red]ma1; [color=crimson] ma2; [name=Fill; linestyle=fill; color=plum]ma2; [color=coral] ma3; [name=Fill; linestyle=fill; color=sandy brown]ma3; [color=orange] ma4; [name=Fill; linestyle=fill; color=dark orange]ma4; [color=khaki] ma5; [name=Fill; linestyle=fill; color=gold]ma5; [color=yellow] ma6; [name=Fill; linestyle=fill; color=green yellow]ma6; [color=lime green] ma7; [name=Fill; linestyle=fill; color=light green]ma7; [color=medium spring green] ma8; [name=Fill; linestyle=fill; color=aqua marine]ma8; [color=turquoise] ma9; [name=Fill; linestyle=fill; color=aqua]ma9; [color=sky blue] ma10; [name=Fill; linestyle=fill; color=deep sky blue]ma10; [color=medium purple] ma11; [name=Fill; linestyle=fill; color=medium orchid]ma11; [color=plum] ma12; [name=Fill; linestyle=fill; color=dark magenta]ma12; [color=white] ma13;   |