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Re: Point & Figure Chart in AFL



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PETER,
look what we got !!!suprise,suprise
could you do me favor while expermenting
could you check the code from "revised"
formula for pnf help file,get error mes
line 2,char 1,err:0-object expected,
unknown identifier line 84 col 15
pfo= ref( pfo ,
copied this exactly,still get err
need i just add graphstyle to your
"pnf" or should i just and WAIT to
YOU FIGURE what's BEST to pnf charting
as usual thanks for your time
dave

In amibroker@xxxx, "bluesinvestor" <investor@xxxx> wrote:
> Tomasz,
> 
> Thank you very much! I am experimenting and might have some 
questions a
> little bit later.
> 
> Peter
> 
> -----Original Message-----
> From: Tomasz Janeczko [mailto:amibroker@x...]
> Sent: Wednesday, July 24, 2002 11:21 AM
> To: amibroker@xxxx
> Subject: Re: [amibroker] Re: Point & Figure Chart in AFL
> 
> 
> Peter,
> 
> Now with 4.07.0 it is possible - see ReadMe accompanying the new 
version.
> 
> Best regards,
> Tomasz Janeczko
> amibroker.com
> ----- Original Message -----
> From: "bluesinvestor" <investor@xxxx>
> To: <amibroker@xxxx>
> Sent: Tuesday, July 23, 2002 3:50 AM
> Subject: RE: [amibroker] Re: Point & Figure Chart in AFL
> 
> 
> > Dave,
> >
> > The attachment that had Xs and Os was not AmiBroker ... AB 
doesn't have
> that
> > functionality (yet?)
> >
> > Peter
> >
> > -----Original Message-----
> > From: david346 [mailto:david346@x...]
> > Sent: Monday, July 22, 2002 8:00 PM
> > To: amibroker@xxxx
> > Subject: [amibroker] Re: Point & Figure Chart in AFL
> >
> >
> > hi mirat+ peter,
> > how did you guys get ambi to disply
> > the fancy "x" + "o"?saw this on an attach
> > going around was it just the attach not
> > ambi!tell me this is not so????
> > thanks dave
> > In amibroker@xxxx, "bluesinvestor" <investor@xxxx> wrote:
> > > Hello Mirat,
> > >
> > > I have not looked too much into your boxsize calculation, so I
> > can't comment
> > > on how well it works. If you look at the reply I sent to 
Richard,
> > it
> > > appears that Bollinger had similar thoughts on boxsize.
> > >
> > > I do know that the methods presented on dorseywright.com and
> > stockcharts.com
> > > have been the traditional methods.
> > >
> > > As far as reversal goes, again 3 box reversal is traditional. 
You
> > can
> > > experiment with changing this value but I have no experience 
with
> > non
> > > traditional values.
> > >
> > > In other words I have not tested enough to see if there is any
> > merit to
> > > changing the traditional philosophy. It may be worth a look. 
Let
> > me know
> > > if you find anything interesting.
> > >
> > > Peter
> > >
> > > -----Original Message-----
> > > From: mirat_dave [mailto:mirat_dave@x...]
> > > Sent: Monday, July 22, 2002 10:31 AM
> > > To: amibroker@xxxx
> > > Subject: [amibroker] Re: Point & Figure Chart in AFL
> > >
> > >
> > > Thank you all for your comments and kind words.
> > >
> > > In the original script that I wrote, I used the Box scaling
> > suggested
> > > on StockCharts.com. It worked well; my script produced charts
> > almost
> > > identical to those on that site.
> > >
> > > The reason I changed the method of calculating the Box size is 
that
> > I
> > > follow a number of stocks that have seen a trading range over 
the
> > > past few years of $4 - $200 or more extreme. I also follow the
> > > market indicies which are in the thousands. In addition, I 
wanted
> > to
> > > be able to switch between ^DJI, MMM, IBM, MSFT, AOL, HPQ, and 
others
> > > without manually changing the Box size.
> > >
> > > Traditionally, the Box and Reversal values are set at the 
outset and
> > > not changed during the plot of a single stock. In my case, 
since
> > > stock prices have changed dramatically, I wanted to dynamcially 
vary
> > > the Box size as the stock price changed to produce a finer 
chart.
> > >
> > > The values suggested below and those on the stockcharst.com site
> > are,
> > > of course, the more widely used and accepted values.
> > >
> > > For the curious, the number 7.3374 and more accurately these
> > > calculations:
> > > Box = ((tot[i]/(i+1))^.5)/7.3374;
> > > Reverse = Box * 3;
> > >
> > > came from an attempt to use the Box values on the 
stockcharts.com
> > > site. The formula tries to dynamically calculate the Box sizes 
such
> > > that they correspond to the following.
> > >
> > > Price Range Box Size
> > > Under $0.25 .0625
> > > .26 to 1.00 .125
> > > 1.01 to 5 .25
> > > 5.01 to 20 .50
> > > 20.01 to 100 1.00
> > > 100.01 to 200 2.00
> > > 200.01 to 500 4.00
> > > 500.01 to 1,000 5.00
> > > 1,000.01 to 25,000 50.00
> > > 25,000.01 and up 500.00
> > >
> > > Preference/bias was toward being more accurate on the Box sizes
> > > corresponding the stock prices equal to and under $100.
> > >
> > > I have a question, by varying the Box and reversal values am I 
doing
> > > more harm than good in the resulting PnF analysis?
> > >
> > > Thanks,
> > >
> > > Mirat
> > >
> > >
> > > --- In amibroker@xxxx, "bluesinvestor" <investor@xxxx> wrote:
> > > > I think I should elaborate on my last email ... the is the
> > > traditional scale
> > > > used in PnF.dll:
> > > >
> > > > Price Range Box Size
> > > > 0.00 to 5.00 .25
> > > > 5.01 to 20.00 .50
> > > > 20.01 to 100.00 1.00
> > > > Over 100.00 2.00
> > > >
> > > >
> > > >
> > > >
> > > > But if anyone sees a reason to change this let me know.
> > > >
> > > > Peter
> > > > -----Original Message-----
> > > > From: bluesinvestor [mailto:investor@x...]
> > > > Sent: Friday, July 19, 2002 5:11 PM
> > > > To: amibroker@xxxx
> > > > Subject: RE: [amibroker] Re: Point & Figure Chart in AFL
> > > >
> > > >
> > > > Richard,
> > > >
> > > > From
> > > 
http://stockcharts.com/education/How/AnalysisTools/pnfCharts.html:
> > > >
> > > > Traditional box scaling preloads box sizes historically 
used for
> > > that
> > > > particular price range. The reversal amount starts at 2 (this
> > > should be 3),
> > > > but can be adjusted dynamically. Here are the traditional box
> > sizes
> > > used in
> > > > our charts:
> > > >
> > > >
> > > > Price Range Box Size
> > > > Under $0.25 .0625
> > > > .26 to 1.00 .125
> > > > 1.01 to 5.00 .25
> > > > 5.01 to 20.00 .50
> > > > 20.01 to 100.00 1.00
> > > > 100.01 to 200.00 2.00
> > > > 200.01 to 500.00 4.00
> > > > 500.01 to 1,000.00 5.00
> > > > 1,000.01 to 25,000.00 50.00
> > > > 25,000.01 and up 500.00
> > > >
> > > >
> > > >
> > > > The traditional scaling in PnF.dll only uses .25 (less than 
$5)
> > > up to 2
> > > > (greater than $100) because I have been a student of Dorsey 
Wright
> > > long
> > > > before StockCharts came along, but the DLL can change when 
and if
> > > needed.
> > > > Plus you have the ability to use your own boxsize in the DLL.
> > > >
> > > > Peter
> > > > -----Original Message-----
> > > > From: Richard Alford [mailto:richard.alford@x...]
> > > > Sent: Friday, July 19, 2002 4:59 PM
> > > > To: amibroker@xxxx
> > > > Subject: Re: [amibroker] Re: Point & Figure Chart in AFL
> > > >
> > > >
> > > > Looks great, Peter. Can you elaborate on what is meant 
by the
> > > > traditional scaling? "x = Boxsize (use '0' for traditional
> > scaling)
> > > or
> > > > provide a reference. I was checking out Kaufman and I 
couldn't
> > > find a
> > > > recommended box size.
> > > >
> > > > Thanks,
> > > >
> > > > Richard
> > > >
> > > >
> > > > ----- Original Message -----
> > > > From: bluesinvestor
> > > > To: amibroker@xxxx
> > > > Sent: Friday, July 19, 2002 3:29 PM
> > > > Subject: RE: [amibroker] Re: Point & Figure Chart in AFL
> > > >
> > > >
> > > > Forgot to mention:
> > > >
> > > > http://groups.yahoo.com/group/amibroker/message/17288
> > > >
> > > > For PnF.dll information.
> > > >
> > > > Peter
> > > > -----Original Message-----
> > > > From: bluesinvestor [mailto:investor@x...]
> > > > Sent: Friday, July 19, 2002 4:23 PM
> > > > To: amibroker@xxxx
> > > > Subject: RE: [amibroker] Re: Point & Figure Chart in 
AFL
> > > >
> > > >
> > > > Hello Mirat,
> > > >
> > > > Good stuff!! I made some modifications to your code 
to
> > > call my
> > > > Point & Figure DLL and plot the data using your jscript 
code. I
> > > tested it
> > > > on one stock (PYPL - short history) and it looks correct 
(except
> > > for the
> > > > beginning bars:
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > I have attached the AFL to this email (and posted 
below
> > for
> > > Yahoo
> > > > viewers).
> > > >
> > > > Thanks again,
> > > > Peter
> > > >
> > > > // PF Chart by Mirat Dave
> > > >
> > > > // Copy and paste this as a custom indicator.
> > > >
> > > > x=calcPnF(0,3);
> > > >
> > > > EnableScript("jscript");
> > > >
> > > > <%
> > > >
> > > > PnFValue = VBArray( AFL( "PnFVal" ) ).toArray();
> > > >
> > > > PnFColumn = VBArray( AFL( "PnFCol" ) ).toArray();
> > > >
> > > > // Calculate running average stock price for use in
> > > calculating the
> > > > Box size.
> > > >
> > > > PFO = new Array();
> > > >
> > > > PFC = new Array();
> > > >
> > > > // initialize first element
> > > >
> > > > j = 0;
> > > >
> > > > PFO[j] = PnFValue[0];
> > > >
> > > > PFC[j] = PnFValue[0];
> > > >
> > > > // perform the loop that produces PF Chart
> > > >
> > > > for( i = 1; i < PnFValue.length; i++ )
> > > >
> > > > {
> > > >
> > > > if ( PnFColumn[i] == 0 )
> > > >
> > > > {
> > > >
> > > > if( PnFColumn[i] == 0 && PnFColumn[i-1] == 0)
> > > >
> > > > {
> > > >
> > > > PFC[j] = PnFValue[i];
> > > >
> > > > }
> > > >
> > > > if( PnFColumn[i] == 0 && PnFColumn[i-1] != 0 )
> > > >
> > > > {
> > > >
> > > > j++;
> > > >
> > > > PFC[j] = PnFValue[i];
> > > >
> > > > PFO[j] = PnFValue[i-1];
> > > >
> > > > }
> > > >
> > > > }
> > > >
> > > > else
> > > >
> > > > {
> > > >
> > > > if (PnFColumn[i] == 1)
> > > >
> > > > {
> > > >
> > > > if( PnFColumn[i] == 1 && PnFColumn[i-1] == 1 )
> > > >
> > > > {
> > > >
> > > > PFC[j] = PnFValue[i];
> > > >
> > > > }
> > > >
> > > > if( PnFColumn[i] == 1 && PnFColumn[i-1] != 1 )
> > > >
> > > > {
> > > >
> > > > j++;
> > > >
> > > > PFO[j] = PnFValue[i-1];
> > > >
> > > > PFC[j] = PnFValue[i];
> > > >
> > > > }
> > > >
> > > > }
> > > >
> > > > }
> > > >
> > > > }
> > > >
> > > > // Shift chart to the right to eliminate trailing 
empty
> > data
> > > >
> > > > // - PF charts are generally smaller/shorter then the 
full
> > > stock
> > > > charts because they lack a time scale.
> > > >
> > > > delta = PnFValue.length - PFO.length;
> > > >
> > > > for( i = PnFValue.length; i > delta; i-- )
> > > >
> > > > {
> > > >
> > > > PFO[ i-1 ] = PFO[ i-delta-1];
> > > >
> > > > PFC[ i-1 ] = PFC[ i-delta-1];
> > > >
> > > > }
> > > >
> > > > for( i = 0; i < delta; i++)
> > > >
> > > > {
> > > >
> > > > PFO[ i-1 ] = 0;
> > > >
> > > > PFC[ i-1 ] = 0;
> > > >
> > > > }
> > > >
> > > > AFL.Var("delta") = delta;
> > > >
> > > > AFL.Var("length") = PnFValue.length;
> > > >
> > > > AFL.Var("PFO") = PFO;
> > > >
> > > > AFL.Var("PFC") = PFC;
> > > >
> > > > %>
> > > >
> > > > O = PFO;
> > > >
> > > > C = PFC;
> > > >
> > > > H = (O+C)/2;
> > > >
> > > > L = (O+C)/2;
> > > >
> > > > GraphXSpace = 9;
> > > >
> > > > Graph0Style = 64;
> > > >
> > > > Graph0Color =1;
> > > >
> > > > Graph0 = C;
> > > >
> > > > Filter=C>0;
> > > >
> > > > AddColumn(PFO,"PFO");
> > > >
> > > > AddColumn(PFC,"PFC");
> > > >
> > > >
> > > >
> > > >
> > > > -----Original Message-----
> > > > From: mirat_dave [mailto:mirat_dave@x...]
> > > > Sent: Friday, July 19, 2002 10:00 AM
> > > > To: amibroker@xxxx
> > > > Subject: [amibroker] Re: Point & Figure Chart in AFL
> > > >
> > > >
> > > > Hello Richard and Dimitris,
> > > >
> > > > Sorry to have caused so much confusion.
> > > >
> > > > Since most stocks since 2000 have been trending down, 
you
> > > may get a
> > > > only a few bars because the P&F Chart ignores small up
> > > moves and
> > > > only
> > > > extends down bars when the price moves more than the 
box
> > > size.
> > > > Since
> > > > 2000, you may very well have only a few bars. Try 
loading
> > > more data
> > > > for at least one stock.
> > > >
> > > > I used AmiQuote and Yahoo for the data. I have data 
from
> > > January
> > > > 1994. The AmiBroker version on which I created this 
file
> > > is 4.0.0
> > > > Apr 26 2002.
> > > >
> > > > I do not know if the AmiBroker version is causing the
> > > difference. I
> > > > saw that it worked for Richard on MSFT (although I am 
not
> > > sure what
> > > > the whole MSFT v. MSFT issue was - it seems to have
> > resolved
> > > > itself). Perhaps Richard also has more data loaded.
> > > >
> > > > As you can see from the script, it is very simple. If
> > > problems
> > > > continue, I would be happy to go through it in detail 
to
> > > see if
> > > > there
> > > > is a coding error.
> > > >
> > > > I'm afraid I have no other explanation other than more
> > > data. Let's
> > > > try that first.
> > > >
> > > > Mirat
> > > >
> > > > PS I would post .gifs of my charts but I do not know 
how
> > > to attach
> > > > a
> > > > file to my reply. Although that would not help 
resolve
> > the
> > > issue.
> > > > :-)
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > --- In amibroker@xxxx, "Richard Alford"
> > > <richard.alford@xxxx> wrote:
> > > > > I am just isolating variables. If we have the same
> > > program and
> > > > version (4.06.1 Jun 19 build), the same indicator code
> > > (this I
> > > > confirmed) and same data we should get the same 
result.
> > (I
> > > continue
> > > > to believe in deterministic computing - probably 
naive in
> > > light of
> > > > Microsoft!). The questionable variable, and a big 
one, is
> > > the data
> > > > source - I use qp2. Perhaps someone using yahoo could
> > > compare to
> > > > your results?
> > > > >
> > > > >
> > > > > It does appear that the "box size", the significant
> > > change that
> > > > defines an X or O in my understanding, should be
> > normalized
> > > to the
> > > > price of the instrument to account for the difference 
in
> > > WCOME
> > > > pricing vs. DJIA, for example. I am referring to the 
code
> > > fragment:
> > > > >
> > > > > // Calculate PF Chart Box size and minimum Reverse
> > values
> > > > > // Box = ((tot[i]/(i+1))^.5)/7.3374;
> > > > >
> > > > > Cheers,
> > > > >
> > > > > Richard
> > > > > ----- Original Message -----
> > > > > From: dtsokakis
> > > > > To: amibroker@xxxx
> > > > > Sent: Wednesday, July 17, 2002 2:49 PM
> > > > > Subject: [amibroker] Re: Point & Figure Chart in 
AFL
> > > > >
> > > > >
> > > > > Richard,
> > > > > YHOO via Amiquote.
> > > > > Why do you think it is a matter of data provider ?
> > > > > Dimitris Tsokakis
> > > > >
> > > > > --- In amibroker@xxxx, "Richard Alford"
> > > <richard.alford@xxxx>
> > > > wrote:
> > > > > > but the point remains that you and I get 
different
> > > results.
> > > > what
> > > > > is your data source?
> > > > > >
> > > > > > Richard
> > > > > > ----- Original Message -----
> > > > > > From: dtsokakis
> > > > > > To: amibroker@xxxx
> > > > > > Sent: Wednesday, July 17, 2002 1:47 PM
> > > > > > Subject: [amibroker] Re: Point & Figure Chart 
in
> > AFL
> > > > > >
> > > > > >
> > > > > > Richard,
> > > > > > ANY other function works just fine with my
> > valuable
> > > > Amibroker
> > > > > 4.06.
> > > > > > Just fine.
> > > > > > I can not see the reason for this P&F script.
> > > > > > Anyway, the author perhaps could expain.
> > > > > > Dimitris Tsokakis
> > > > > >
> > > > > > --- In amibroker@xxxx, "Richard Alford"
> > > > <richard.alford@xxxx>
> > > > > wrote:
> > > > > > > DT, I agree it was not easy to understand. 
The
> > > attached
> > > > charts
> > > > > > showed the TWO results that were generated
> > whenever
> > > I
> > > > entered
> > > > the
> > > > > > symbol MSFT - it appears to be a fluke and I
> > cannot
> > > > reproduce
> > > > it
> > > > > any
> > > > > > longer. Although there is not ticker name in 
the
> > > formula,
> > > > there
> > > > > was
> > > > > > strange behavior occurring for MSFT and MSFT 
only
> > > at that
> > > > time.
> > > > > > >
> > > > > > > The gist of my reply to you was that using 
the
> > > SAME code
> > > > as
> > > > you
> > > > > > posted and using the code I copied from the 
files
> > > sections,
> > > > I
> > > > > > generated the same results - and not the 
results
> > > that you
> > > > were
> > > > > > creating. That suggests that you have a 
problem
> > in
> > > your
> > > > data
> > > > > and/or
> > > > > > setup. The only reason for the two codes was 
to
> > > guarantee
> > > > that
> > > > > there
> > > > > > wasn't a subtle error - there was not.
> > > > > > >
> > > > > > > Sorry for adding the confusion about the 
MSFT
> > > fluke at the
> > > > same
> > > > > > time.
> > > > > > >
> > > > > > > Cheers,
> > > > > > >
> > > > > > > Richard
> > > > > > > ----- Original Message -----
> > > > > > > From: dtsokakis
> > > > > > > To: amibroker@xxxx
> > > > > > > Sent: Wednesday, July 17, 2002 12:47 AM
> > > > > > > Subject: [amibroker] Re: Point & Figure 
Chart
> > > in AFL
> > > > > > >
> > > > > > >
> > > > > > > Richard,
> > > > > > > It is not easy to understand this
> > > > > > > "the plot for MSFT changes when one 
changes
> > the
> > > symbol
> > > > go
> > > > > MSFT
> > > > > > from
> > > > > > > MSFT??? "
> > > > > > > I copied the formula from
> > > > > > >
> > > > http://groups.yahoo.com/group/amibroker/files/Point-Figure
> > > > > > > pasted in my Ind. builder and get the 
posted
> > > gifs.
> > > > > > > No ticker name is into the formula.
> > > > > > > What is "the two MSFT " ???
> > > > > > > Do you use the same code from the above
> > > address??
> > > > > > > DT
> > > > > > >
> > > > > > >
> > > > > > > --- In amibroker@xxxx, "Richard Alford"
> > > > <richard.alford@xxxx>
> > > > > > wrote:
> > > > > > > > Those are not the figures I generate 
using
> > > the code in
> > > > > > the "files
> > > > > > > section". (Why wasn't this put in the AFL
> > > library is a
> > > > > question
> > > > > > in
> > > > > > > my mind???)
> > > > > > > >
> > > > > > > > Just noticed that the plot for MSFT 
changes
> > > when one
> > > > > changes
> > > > > > the
> > > > > > > symbol go MSFT from MSFT??? Not the case 
for
> > > AMZN or
> > > > ORCL?
> > > > > > > >
> > > > > > > > I attached the two MSFT for comparison, 
one
> > > is "my"
> > > > copy,
> > > > > and
> > > > > > the
> > > > > > > other is a copy and paste of the code in 
your
> > > note. The
> > > > > > difference
> > > > > > > is the quirk in MSFT, not an error in the 
code
> > > you have
> > > > used.
> > > > > And
> > > > > > DT
> > > > > > > do you really like black on blue borders?
> > > Personally, I
> > > > can
> > > > > > never
> > > > > > > read your chart titles.
> > > > > > > >
> > > > > > > > Cheers,
> > > > > > > >
> > > > > > > > Richard
> > > > > > > >
> > > > > > > >
> > > > > > > > ----- Original Message -----
> > > > > > > > From: Dimitris Tsokakis
> > > > > > > > To: amibroker@xxxx
> > > > > > > > Sent: Tuesday, July 16, 2002 1:14 PM
> > > > > > > > Subject: [amibroker] Re: Point & 
Figure
> > > Chart in AFL
> > > > > > > >
> > > > > > > >
> > > > > > > > Mirat,
> > > > > > > > Here is P&F charts for AMZN, MSFT and
> > ORCL.
> > > > > > > > Data since Jan 2000.
> > > > > > > > Is it the expected picture ?
> > > > > > > > The code, copied from files section
> > > > > > > >
> > > > > > > > // PF Chart by Mirat Dave
> > > > > > > > // Copy and paste this as a custom
> > > indicator.
> > > > > > > >
> > > > > > > > EnableScript("jscript");
> > > > > > > > <%
> > > > > > > >
> > > > > > > > High = VBArray( AFL
( "High" ) ).toArray();
> > > > > > > > Low = VBArray( AFL( "Low" ) ).toArray
();
> > > > > > > >
> > > > > > > > // Calculate running average stock 
price
> > > for use in
> > > > > > calculating
> > > > > > > the Box size.
> > > > > > > >
> > > > > > > > tot = new Array();
> > > > > > > > tot[0] = (High[0] + Low[0])/2;
> > > > > > > > for( i=1; i < High.length; i++ )
> > > > > > > > {
> > > > > > > > tot[i] = tot[i-1] + ((High[i] + Low
> > [i])/2);
> > > > > > > > }
> > > > > > > > PFO = new Array();
> > > > > > > > PFC = new Array();
> > > > > > > >
> > > > > > > > // initialize first element
> > > > > > > >
> > > > > > > > j = 0;
> > > > > > > > PFO[j] = High[0];
> > > > > > > > PFC[j] = Low[0];
> > > > > > > > down = 1; // By default the first bar 
is a
> > > down bar.
> > > > > > > >
> > > > > > > > up = 0;
> > > > > > > > swap = 0;
> > > > > > > >
> > > > > > > > // perform the loop that produces PF 
Chart
> > > > > > > >
> > > > > > > > for( i = 1; i < High.length; i++ )
> > > > > > > > {
> > > > > > > > // Calculate PF Chart Box size and 
minimum
> > > Reverse
> > > > values
> > > > > > > >
> > > > > > > > Box = ((tot[i]/(i+1))^.5)/7.3374;
> > > > > > > > Reverse = Box * 3;
> > > > > > > > if( Low[i] < PFC[j] - Box && down)
> > > > > > > > {
> > > > > > > > PFC[j] = Low[i];
> > > > > > > > }
> > > > > > > > else
> > > > > > > > {
> > > > > > > > if( High[i] >= PFC[j] + Reverse && 
down)
> > > > > > > > {
> > > > > > > > j++;
> > > > > > > > swap = 1;
> > > > > > > > PFO[j] = Low[i];
> > > > > > > > PFC[j] = High[i];
> > > > > > > > }
> > > > > > > > }
> > > > > > > > if( High[i] > PFC[j] + Box && up)
> > > > > > > > {
> > > > > > > > PFC[j] = High[i];
> > > > > > > > }
> > > > > > > > else
> > > > > > > > {
> > > > > > > > if( Low[i] <= PFC[j] - Reverse && up)
> > > > > > > > {
> > > > > > > > j++;
> > > > > > > > PFC[j] = Low[i];
> > > > > > > > PFO[j] = High[i];
> > > > > > > > swap = 1;
> > > > > > > > }
> > > > > > > > }
> > > > > > > > if( swap )
> > > > > > > > {
> > > > > > > > swap = 0;
> > > > > > > > if( up )
> > > > > > > > {
> > > > > > > > up = 0;
> > > > > > > > down = 1;
> > > > > > > > }
> > > > > > > > else
> > > > > > > > {
> > > > > > > > up = 1;
> > > > > > > > down = 0;
> > > > > > > > }
> > > > > > > > }
> > > > > > > > }
> > > > > > > >
> > > > > > > > // Shift chart to the right to 
eliminate
> > > trailing
> > > > empty
> > > > > data
> > > > > > > > // - PF charts are generally
> > > smaller/shorter then
> > > > the
> > > > > full
> > > > > > stock
> > > > > > > charts because they lack a time scale.
> > > > > > > >
> > > > > > > > delta = High.length - PFO.length;
> > > > > > > > for( i = High.length; i > delta; i-- )
> > > > > > > > {
> > > > > > > > PFO[ i-1 ] = PFO[ i-delta-1];
> > > > > > > > PFC[ i-1 ] = PFC[ i-delta-1];
> > > > > > > > }
> > > > > > > > for( i = 0; i < delta; i++)
> > > > > > > > {
> > > > > > > > PFO[ i-1 ] = 0;
> > > > > > > > PFC[ i-1 ] = 0;
> > > > > > > > }
> > > > > > > > AFL.Var("PFO") = PFO;
> > > > > > > > AFL.Var("PFC") = PFC;
> > > > > > > > %>
> > > > > > > >
> > > > > > > > O = PFO;
> > > > > > > > C = PFC;
> > > > > > > >
> > > > > > > > H = (O+C)/2;
> > > > > > > > L = (O+C)/2;
> > > > > > > >
> > > > > > > > GraphXSpace = 9;
> > > > > > > > Graph0Style = 64;
> > > > > > > >
> > > > > > > > Graph0Color =1;
> > > > > > > > Graph0 = C;
> > > > > > > >
> > > > > > > > Thanks in advance for any reply.
> > > > > > > > Dimitris Tsokakis
> > > > > > > >
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