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Thank you both for your help. Your comments and samples helped me to get a grasp of this.
Thanks
DM
--- In amibroker@xxxxxxxxxxxxxxx, "Mr. Duke Jones" <Duke@xxx> wrote:
>
> Bill, is correct that iif is the issue. I think you want to use the
> Writeif function for what your looking to do. For example adding this
> bit of code will get you the attached exploration output.
>
> //Exploration Cell colors
> PosTxtclr = IIf(PosDiv==1, colorWhite,colorWhite);
> Posbkclr = IIf(PosDiv==1, colorLime,colorWhite);
> NegTxtclr = IIf(NegDiv==1, colorBlack,colorLime);
> Negbkclr = IIf(NegDiv==1, colorRed,colorWhite);
>
> //Turn Signals to Text Cell Output
>
> AddTextColumn(WriteIf(PosDiv==1,"Positive",WriteIf
> (PosDiv==0,"","")),"Positive",1.2, Postxtclr, Posbkclr);
> AddTextColumn(WriteIf(NegDiv==1,"Negative",WriteIf
> (NegDiv==0,"","")),"Negative",1.2, Negtxtclr, Negbkclr);
>
>
>
>
> Regards,
>
> Duke Jones, CMT
>
> On Sep 22, 2009, at 10:27 PM, wavemechanic wrote:
>
> >
> > The plots are correct but your IIF() is incorrect (assign it to a
> > variable and it will return the value of the 2nd or 3rd parameter).
> > I just checked and the code that I listed works as I described so
> > you can start there and modify as desired if this is not what you
> > want.
> >
> > Bill
> > ----- Original Message -----
> > From: dmcleod1981
> > To: amibroker@xxxxxxxxxxxxxxx
> > Sent: September 22, 2009 7:05 PM
> > Subject: [amibroker] Re: Code Question
> >
> > Bill, Thanks for taking a look at this for me. I have looked at the
> > section you described but I guess I am a little slow at this. I
> > replaced using == etc but no change. I am not sure if you plotted
> > this but the plots seem correct. The problem is when I use an
> > exploration so I guess I am not making a connection as to where its
> > off. I will go back and re-read that section as see if this thick
> > head can make sense of it.
> >
> > Thanks
> > DM
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "wavemechanic" <fimdot@> wrote:
> > >
> > > You have a problem with the way IIF() is used. See "Common Coding
> > Mistakes" in the Users Guide.
> > >
> > > From your description, I assume that you want to go through your
> > symbols, characterize the last value of the divergence and associate
> > the divergence with a symbol. If so, a simple way is to replace the
> > code after the Plot() section with the following which will put 1 or
> > 0 in the divergence columns.
> > >
> > > addtextcolumn(name(), "symbol", 1.2, colorblack);
> > > addcolumn(posdiv, "posdiv", 1.2, colorlime);
> > > addcolumn(negdiv, "negdiv", 1.2, colorred);
> > > filter = status("lastbarinrange");
> > >
> > > Bill
> > > ----- Original Message -----
> > > From: dmcleod1981
> > > To: amibroker@xxxxxxxxxxxxxxx
> > > Sent: September 22, 2009 10:55 AM
> > > Subject: [amibroker] Code Question
> > >
> > >
> > > I found this code in the TASC articles in the member section. I
> > was trying to add some code to be able to run an explore to possible
> > divergences. When I plot the indicator it seems to be correct but in
> > the columns both conditions show true. It is a simple code mistake
> > but at the moment it escapes me why. Can anyone point out the
> > obvious to me?
> > >
> > > Thanks
> > > DM
> > >
> > > /*TWO-POINT PROBLEM OF THE RATE OF CHANGE
> > >
> > > In the "Two-point problem of the Rate Of Change" article Martti
> > Luoma AND Jussi Nikkinen
> > > present the modification of classic ROC indicator that can be
> > constructed two ways in AmiBroker.
> > > First way does NOT require writing any single line of code. You
> > can construct ROCadj AND other
> > > indicators using AmiBroker's powerful drag AND drop technology.
> > To create ROCadj, select Chart tab,
> > > go to Indicators folder, double click on ROC - Rate Of Change -
> > this will create new chart pane with ROC.
> > > Then go to Averages folder, click AND drag EMA - Exponential
> > Moving Average onto ROC chart.
> > > Your indicator is ready. Now simply adjust ROC period to 1 AND
> > EMA smoothing period to 21 using
> > > Parameters window. Second way is to use the formula presented in
> > Listing 1. Just type it into
> > > Formula Editor AND press Insert Chart button.
> > > */
> > >
> > > periods = Param("Periods", 21, 2, 200, 1 );
> > > ROCadj = periods * EMA( ROC( C, 1 ), periods );
> > >
> > > /*Added Divergence to original formula*/
> > >
> > > RocSlope=LinRegSlope(ROC(C,periods),periods);
> > > MARocSlope=LinRegSlope(ROCadj,periods);
> > > PosDiv=MARocSlope>=RocSlope;
> > > NegDiv=MARocSlope<RocSlope;
> > >
> > >
> > > //Plots
> > > Plot( ROCadj, "ROCadj "+periods, colorRed, styleThick );
> > > // the line below adds standard ROC overlay
> > > Plot( ROC( C, periods ), "ROC "+periods, colorBlue );
> > >
> > > Plot(PosDiv,"Positive",colorLime,styleOwnScale);
> > > Plot(NegDiv,"Positive",colorRed,styleOwnScale);
> > > IIf(PosDiv>0,AddTextColumn("Positive","Positive Divergence",
> > 1.2,colorLime),0);
> > > IIf(NegDiv>0,AddTextColumn("Negative","Negative Divergence",
> > 1.2,colorRed),0);
> > >
> > > Filter=1;
> > >
> > >
> > >
>
------------------------------------
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