I'm pretty proficient with AFL... but I have to admit that even I get confused
on the useage of SetChartBkGradientFill() with PlotOHLC()...
I'm wrestling with one of those problems myself right now... can't get it to do
what I want for love nor money.
If I work it out I'll let you know!
--- In amibroker@yahoogroups.com, Yuki Taga <yukit...@...> wrote:
>
> Impenetrable! (At least to me.)
>
> xcolor = IIf(TSI >= SigLine, SetChartBkGradientFill( ParamColor("BgTop",
> ColorRGB( 172,172,172 )),
> ParamColor("BgBottom", ColorRGB( 172,172,172 ))), SetChartBkGradientFill(
> ParamColor("BgTop", ColorRGB(140,140,140)),
> ParamColor("BgBottom", ColorRGB(140,140,140))));
>
> SetChartBkColor(SelectedValue(xcolor));
>
> I tried that line above as
> SetChartBkGradientFill(SelectedValue(xcolor)); but that produced a
> syntax error.
>
> I think you can see what I'm trying to do here. The idea is simple:
> change the background gradient depending on a true/false result. The
> gradients in this example are not the gradients I would actually use
> (in fact they are not gradients at all, as your intelligent eyes will
> quickly have seen). They are just test code to see if I can even
> make it work. I cannot.
>
> For one thing, the gradient does not change no matter the selected
> value. It's static. For another thing, the margin background goes
> to black, a hideous (although somewhat foreseen) result.
>
> Okay, what am I doing wrong, and where did I miss this in the docs?
> And what, if anything, can I do about this margin result? The only
> way I can change the *entire* background color is by not using a
> gradient??? (Using SetChartBkColor) How sad that would be! I can
> make that work, at least. But not with a gradient.
>
> Anything is possible in Amibroker, right?
>
> Wrong?
>
> Thanks,
>
> Yuki
>
