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Hi David,
Thanks for your help, looks like the loop idea does it. This also
starts printing the lines from midnight today, so i changed back into
9:30 and changed closing time to 155959 since it uses bar open.
Best regards,
Tom
======================
--- In amibroker@xxxxxxxxxxxxxxx, "dbw451" <dbw451@xxx> wrote:
> I assumed you had your database settings set to your market hours.
You
> could try changing your database settings for intraday to "Show day
session
> only" with your trading hours set to 07:45 to 16:00. If that is not
> feasible, you could always use a loop to brute force your daily
high/low
> values:
>
>
>
> BarTime = TimeNum();
>
>
>
> dKeepL = 9999999;
>
> dKeepH = 0;
>
> YDayH = Null;
>
> YDayL = Null;
>
> for(i=1; i<BarCount; i++) {
>
> dKeepH[i] = dKeepH[i-1];
>
> dKeepL[i] = dKeepL[i-1];
>
> YDayH[i] = YDayH[i-1];
>
> YDayL[i] = YDayL[i-1];
>
>
>
> if (BarTime[i] < BarTime[i-1]) { // New Day
>
> YDayH[i] = dKeepH[i-1];
>
> YDayL[i] = dKeepL[i-1];
>
> dKeepH[i] = 0;
>
> dKeepL[i] = 9999999;
>
> }
>
> if (BarTime[i] >= 74500 AND BarTime[i] <= 160000) {
>
> if (dKeepH[i] < H[i])
>
> dKeepH[i] = H[i];
>
> if (dKeepL[i] > L[i])
>
> dKeepL[i] = L[i];
>
> }
>
> }
>
>
>
> Plot
(YDayH, "YDayH",colorWhite,styleDots+styleNoLine+styleNoRescale);
>
> Plot(YDayL, "YDayL",colorGold,styleDots+styleNoLine+styleNoRescale);
>
>
>
>
>
> Regards,
>
>
>
> David
>
>
>
> _____
>
> From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx]
On Behalf
> Of nebt1
> Sent: 02/17/2007 5:20 PM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] Re: Help needed on a simple code:
>
>
>
> Hi David,
> Just find out that idea with color does not work. When I have high
> say at 16:10, it plots that high the next day. So code must be a
> function of time and not color. Hope some one has solution for this
> simple code.
> Tia, Tom
>
> --- In amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
ps.com,
> "nebt1" <nebt1@> wrote:
> >
> > Hi David,
> > Thanks for your suggestion. It certainly better that what I had
> > before. Just one more thing needed:
> > yesterday high and low lines appearing on today chart from 9:30
> till
> > 16:00. I would like those lines to start appearing say at 7:45 in
> > case there are premarket news or there is a gap open in the
morning
> > and we need to see yesterday high/low ahead of time.
> > For example my yesterday close line starts at 16:00 yesterday
time
> > and keep going till 16:00 today:
> >
> > marketclosetime= deValueWhenTime(O, 160000);
> > Plot
> >
>
(marketclosetime, "",colorCustom10,styleDots+styleNoLine+styleNoRescal
> > e);
> >
> > So wondering how to make those two lines (yesterday high and low)
> to
> > start appearing from 7:45 today time.
> > Regards, Tom
> >
> >
> > --- In amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
ps.com,
> "dbw451" <dbw451@> wrote:
> > >
> > > Tom,
> > >
> > >
> > >
> > > The way I do it is I set the line color to my background color
> > whenever the
> > > line is outside my range of interest. For example, if your
> > background color
> > > is black:
> > >
> > >
> > >
> > > clrBg = colorBlack; // set to your background color
> > >
> > > BarTime = TimeNum();
> > >
> > >
> > >
> > > clrYDayH = iif (BarTime < 93000 OR BarTime > 160000, clrBg,
> > colorWhite);
> > >
> > > Plot(YDayH,"", clrYDayH,styleDots+styleNoLine+styleNoRescale);
> > >
> > >
> > >
> > > I would be curious to know if there is a better way (like it
> would
> > be cool
> > > to have a "no color"). Actually I guess another way would be to
> > plot each
> > > day's line as a separate trend line.
> > >
> > >
> > >
> > > Regards,
> > >
> > >
> > >
> > > David
> > >
> > >
> > >
> > > _____
> > >
> > > From: amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
ps.com
> [mailto:amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
ps.com]
> > On Behalf
> > > Of nebt1
> > > Sent: 02/17/2007 2:18 PM
> > > To: amibroker@xxxxxxxxx <mailto:amibroker%40yahoogroups.com>
ps.com
> > > Subject: [amibroker] Help needed on a simple code:
> > >
> > >
> > >
> > > Hi,
> > > I am running a 24 hour intraday chart and I need to draw
> Horizontal
> > > line for Yesterday Low and Horizontal line for Yesterday High
on
> > > Todays chart. Those lines should refer to Yesterday prices
> starting
> > > from 9:30 and ending at 16:00.
> > >
> > > Here is what I got:
> > >
> > > YDayH = TimeFrameGetPrice("H", inDaily, -1); // yesterdays high
> > > YDayL = TimeFrameGetPrice("L", inDaily, -1); // yesterdays low
> > >
> > > Plot(YDayH, "",colorWhite,styleDots+styleNoLine+styleNoRescale);
> > > Plot(YDayL, "",colorGold,styleDots+styleNoLine+styleNoRescale);
> > >
> > > My problem is that I am getting lines drawn for high and low
for
> 24
> > > hours yesterday data, but I need for 9:30 to 16:00 only.
> > >
> > > Please help,
> > > tia, Tom
> > >
> >
>
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