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[amibroker] AFL help please: linearray.



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Could someone please check I am using Linearray
correctly?

I want to plot a line from the buyprice indicating a
certain annualised percent gain, eg 10 % gain after
260 bars.

If I use this code  

******************

Buy = Cross ( Close, EMA(C,30));

//price = ValueWhen(Buy,1);


x0 = ValueWhen(Buy,BarIndex(),1);
y0 = BuyPrice;
x1 = BarsSince(Buy) == 260;
//x1 = x0 + 260;
y1 = BuyPrice * 1.1;

Line = LineArray(x0,y0,x1,y1, 0, 1);

Plot(C,"",1,64);
Plot(EMA(C,30),"",1,1);
PlotShapes(shapeUpArrow * Buy,colorBlue,0,L,-15);

Plot(Line, "line", colorGreen,1);

*******************

I get the following error:

x1 = BarsSince(Buy) == 260;
y1 = BuyPrice * 1.1;

Line = LineArray(x0,y0,x1,y1, 0, 1);
-------------------------------------------^

Error 2.
Bad argument(s)

I think I am using the LineArray function correctly.
Is there an error in my x0,x1,y0,y1 initialising?

Regards

ChrisB



		
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