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// Calculate the pivot range:
PivotBand = abs(Avg - (H+L)/2);
VaH = Avg + PivotBand;
VaL = Avg - PivotBand;
MONDAY=DayOfWeek()==1;
BAR=LastValue(ValueWhen(MONDAY,Cum(1)));
Lu=ValueWhen(MONDAY,VaH);
Plot(IIf(Cum(1)>=BAR,Lu,Null),"LU",colorBlack,styleLine);
Plot(C,"C",1,64);
--- In amibroker@xxxxxxxxxxxxxxx, "Herbert Elstein" <herty@xxxx>
wrote:
> Hi,
> What looked like a simple code got me trying all sorts of ingenious
> but ineffective codes.
>
> I'm trying to draw lines from a pivot area top and bottom on the
> latest Monday,(I'll show only the top line) but only extending to
> the right on subsequent days.
>
> The following code is correct but the line extends across the whole
> chart, which is not what I want.
>
> // Calculate the pivot range:
> PivotBand = abs(Avg - (H+L)/2);
> VaH = Avg + PivotBand;
> VaL = Avg - PivotBand;
> Lu=LastValue(ValueWhen((DayOfWeek()==1),VaH));
> Plot(Lu,"",colorBlack,styleLine);
>
> So I tried the following code but it still displays the line across
the whole chart. So where am I off course? Or is this approach not
feasible?
>
>
> yu0=Lu;
>
> yu1=Lu;
>
> xu0=LastValue(ValueWhen(Lu,BarIndex(),1));
>
> xu1=xu0 + 1;
>
> pu=LineArray(xu0,yu0,xu1,yu1,2);
>
> Plot(Lu,"",colorBlack,styleLine);
>
> Thanks for the tackle,
> Herbert
>
>
>
> [Non-text portions of this message have been removed]
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