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OK, I think I get it. Is this what you're looking for?
Johan
Plot(C,"",colorGreen,styleBar);
pivotlow = Ref(L,-1)>L AND L<Ref(L,1);
x1=LastValue(ValueWhen(pivotlow,Cum(1)-1,1));
y1=LastValue(ValueWhen(pivotlow,L,1));
x0=LastValue(ValueWhen(pivotlow AND L<y1,Cum(1)-1,1));
y0=LastValue(ValueWhen(pivotlow AND L<y1,L,1));
Line=LineArray(x0,y0,x1,y1,1);
Plot(Line,"",colorBlue,styleLine|
styleThick|styleNoRescale|styleNoLabel);
PlotShapes((Cum(1)-1==x0 OR Cum(1)-1==x1)
*shapeSmallCircle,colorBlue,0,L);
PlotShapes((Cross(Cum(C<Line AND Cum(1)-1>x1),0))
*shapeDownArrow,colorRed,0,H);
Title="TD Demand Line";
GraphXSpace=4;
--- In amibroker@xxxxxxxxxxxxxxx, "marmal417" <marmal@xxxx> wrote:
> Thank you very much, Johan. I replaced all the SelectedValue with
> Lastvalue to only get the most recent trendline. I think your
formula
> does exactly what I described. However, after looking at some
charts
> I realised my description was a bit wrong. You see, there should
> always be a demand line (upward sloping line) connecting the most
> recent pivot with the second most recent pivot that is also lower
> than the most recent. This code compares the two most recent
> pivotpoints and if the second most recent is greater than the most
> recent, then no line is drawn. What it really should do is first
> identify the most recent pivot, and then go back and look for the
> next pivot that is lower and connect those two with a line,
wherever
> that next pivot is. The exception is when a stock makes a new all
> time low, because then no lower pivot point can exist to draw a
line
> from.
>
> Maybe this requires a lot more programming, but can it be done?
>
> So far I think it's a great start!
> //Martin
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