[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [amibroker] Re: How to draw a graph on certain bars only



PureBytes Links

Trading Reference Links

It has never been zero. Null (or "empty" value) in AFL was always non-zero (-1e10).
And yes Null plots nothing.

Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message ----- 
From: "eric tao" <erichtao@xxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Monday, August 20, 2007 2:52 AM
Subject: [amibroker] Re: How to draw a graph on certain bars only


> Null is not 0 anymore?!
> sorry I don't have ami with me to do the test. Are you saying if I
> assign null to a array, it will plot nothing instead of 0 like before?
> 
> Thank you.
> 
> --- In amibroker@xxxxxxxxxxxxxxx, "archstone2003" <archstone2003@xxx>
> wrote:
>>
>> Hi,
>> 
>> I asked the quesiton to Yahoo group because I didn't receivce the 
>> reply from Amibroker support. Usually they reply really fast after I 
>> asked them, but this time it was taking longer and I though they may 
>> not have an answer. 
>> 
>> But afte I made the post I got the answer from them, and I would like 
>> to share it with you as well. 
>> 
>> This is the core part of their reply: 
>> 
>> ======================================
>> Simply use Null value for days when you don't want to plot:
>> 
>> array = IIF( MACD() < 0, MACD(), Null );
>> 
>> Plot( array, "Only MACD above zero", colorRed );
>> 
>> ======================================
>> 
>> Have a nice day!
>> 
>> 
>> 
>> --- In amibroker@xxxxxxxxxxxxxxx, "Jerry Gress" 
>> <pleasenospamplease@> wrote:
>> >
>> > Hello,
>> > 
>> > Try using stylecloud, example below for some R/S zones:
>> > 
>> > 
>> > _SECTION_BEGIN("Color");
>> > PlotOHLC(R3,R3,R3a,R3a,"",r1color,styleCloud|styleNoRescale);//r3
>> > 
>> > 
>> > 
>> > Jerry Gress
>> > Stockton, Ca.
>> > 
>> > -----Original Message-----
>> > From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx] 
>> On Behalf
>> > Of archstone2003
>> > Sent: Friday, August 17, 2007 1:23 AM
>> > To: amibroker@xxxxxxxxxxxxxxx
>> > Subject: [amibroker] How to draw a graph on certain bars only
>> > 
>> > Hi,
>> > 
>> > I want to draw something on the price pane, and I want to draw it 
>> only 
>> > when certain condition is met, i.e., I want to draw it for certain 
>> days 
>> > but don't want to show it otherwise.
>> > 
>> > Is there a way to do this?
>> > 
>> > One way would be to use the background color to draw it when I 
>> don't 
>> > want to show it, but how can I retrieve the background color in AFL?
>> > 
>> > Is there any better ways?
>> > 
>> > Thanks.
>> > 
>> > Wei
>> > 
>> > 
>> > 
>> > Please note that this group is for discussion between users only.
>> > 
>> > To get support from AmiBroker please send an e-mail directly to 
>> > SUPPORT {at} amibroker.com
>> > 
>> > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>> > http://www.amibroker.com/devlog/
>> > 
>> > For other support material please check also:
>> > http://www.amibroker.com/support.html
>> >  
>> > Yahoo! Groups Links
>> >
>>
> 
> 
> 
> 
> Please note that this group is for discussion between users only.
> 
> To get support from AmiBroker please send an e-mail directly to 
> SUPPORT {at} amibroker.com
> 
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
> 
> For other support material please check also:
> http://www.amibroker.com/support.html
> 
> Yahoo! Groups Links
> 
> 
> 
> 
>


Please note that this group is for discussion between users only.

To get support from AmiBroker please send an e-mail directly to 
SUPPORT {at} amibroker.com

For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
http://www.amibroker.com/devlog/

For other support material please check also:
http://www.amibroker.com/support.html
 
Yahoo! Groups Links

<*> To visit your group on the web, go to:
    http://groups.yahoo.com/group/amibroker/

<*> Your email settings:
    Individual Email | Traditional

<*> To change settings online go to:
    http://groups.yahoo.com/group/amibroker/join
    (Yahoo! ID required)

<*> To change settings via email:
    mailto:amibroker-digest@xxxxxxxxxxxxxxx 
    mailto:amibroker-fullfeatured@xxxxxxxxxxxxxxx

<*> To unsubscribe from this group, send an email to:
    amibroker-unsubscribe@xxxxxxxxxxxxxxx

<*> Your use of Yahoo! Groups is subject to:
    http://docs.yahoo.com/info/terms/