It is described in detail in the Knowledge Base: http://www.amibroker.com/kb/2008/07/03/quickafl/
(pay special attention to the PICTURE embedded in the article) Best regards, Tomasz Janeczko amibroker.com ----- Original Message ----- From: "sidhartha70" <[email protected]> To: <[email protected]> Sent: Monday, March 30, 2009 12:13 AM Subject: [amibroker] Re: How do you find the number of padded bars that are visible? > If your talking about built in AFL functions like PlotOHLC() etc then they > have built in abilities to plot beyond the end of the > last bar... so wondering about how much space in there is not something you > have to worry about. > > If it's low level gfx, then I'm not sure I can help. I do use low level gfx > quite a bit but it is either 'on or off' my chart... I > tend to use it for display buttons & grids etc..etc... > > There may well be a way to get back the info you want... maybe someone else > can point you in the right direction...? > > As a point of note Conrad, I wouldn't worry so much about code speed right > now... my advice is to get down what you want, then > worry about removing any superfluous calculation afterwards... > > --- In [email protected], "sidhartha70" <sidharth...@...> wrote: >> >> Just to be clear Conrad, you are talking about low level gfx drawing >> operations....? Rather than those in any way related to the >> AFL Plot() PlotOHLC() etc..etc...? >> >> --- In [email protected], "Conrad Joach" <consolejoker@> wrote: >> > >> > I'll ask this question in a totaly different way. Depending on a user's >> > settings, there is a certain amount of padding on the >> > right side of the chart when the chart is scrolled all the way to the >> > right. >> > >> > It could be none, but default is more than none. Mine is set to 15 bars. >> > >> > My script would like to know how many bars of padding are visible on the >> > chart. For instance if the default is 15, and the user >> > hasn't moved the scroll bar, then there are 15 bars of space that I would >> > like to plot some data in. >> > >> > But if the user has scrolled just a bit, there may be only 7 blank bars >> > left on the right, and I want to plot here just those 7 >> > bars. If I plot more than 7, I am going to draw into the right hand price >> > axis, plus waste resources. >> > >> > It may be that when the user scrolls back in time, they see 0 bars. I >> > would like to know not to plot anything beyond the bars >> > that are visible. >> > >> > So how can one find this out? >> > >> > > > > > ------------------------------------ > > **** IMPORTANT PLEASE READ **** > This group is for the discussion between users only. > This is *NOT* technical support channel. > > TO GET TECHNICAL SUPPORT send an e-mail directly to > SUPPORT {at} amibroker.com > > TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at > http://www.amibroker.com/feedback/ > (submissions sent via other channels won't be considered) > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > http://www.amibroker.com/devlog/ > > Yahoo! Groups Links > > >
