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x0 = LastValue(ValueWhen( ref(Buy,-1) ,BarIndex() + WP,1 ) );
y0 = LastValue(ValueWhen( ref(Buy,-1) ,
BuyPrice,1));// what to
On Fri, 4 Mar 2005 08:02:32 -0800 (PST), kris45mar <kris45mar@xxxxxxxxx> wrote:
>
> Hi All
>
> I think I have the basics of LineArray.
>
> The code below shows the lines starting at the Open of
> today, if today gives the Buy Signal.
>
> However I will enter the trade tomorrow, so I need the
> LineArray to start at the Open of tomorrow.
>
> How to achieve this?
>
> ********************
>
> // set linearrays for x% annualized return.
> // to use in Trading plan for exits.
>
> EMAtimeperiod =
> Param("ematimeperiod",25,10,50,1);//vary the ema
>
> Buy = Cross( Close,EMA(C,EMAtimeperiod));
>
> BuyPrice = O;
> //set minimum annualized returns.
> Mingain = Param("mingain",1.2, 1.1, 2.0, 0.05);
> //set maximal annualized returns to trigger an exit
> Maxgain = Param("maxgain", 2.0 , 2.0 , 5.0, 0.5);
> //define the wait period after buy
> WP = Waitperiod = Param("waitperiod", 1, 0, 30, 1);
>
> x0 = LastValue(ValueWhen(Buy,BarIndex() + WP,1 ) );
> y0 = LastValue(ValueWhen(Buy, BuyPrice,1));// what to
> use here?
> x1 = x0 + 260;// one trading year
> y1 = y0 * Mingain;
> y2 = y0 * Maxgain;
> MingainLine = LineArray(x0,y0,x1,y1,0,1);
> Maxgainline = LineArray(x0,y0,x1,y2,0,1);
>
> Plot(C, "", 1, 64);
> Plot(EMA(C,EMAtimeperiod),"", colorGreen,1);
> PlotShapes(shapeUpArrow * Buy, colorBlue, 0 , L, -15);
> Plot(mingainLine, "line", colorGreen, 1);
> Plot(Maxgainline,"maxgain",colorRed,1);
>
> printf("barindex = " + BarIndex());
> printf(" \n buyprice = " + BuyPrice);
> printf("\n valuwhen buy = " + ValueWhen(Buy,C,1));
>
> **************
>
> Any suggestions appreciated.
>
> Regards
>
> ChrisB
>
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--
Cheers
Graham
http://e-wire.net.au/~eb_kavan/
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