I see we crossed e-mails and you fixed your data. On Thu, Nov 20, 2008 at 10:55 PM, Devon McCormick <[EMAIL PROTECTED]>wrote:
> Here's an example of an OHLC chart: > http://www.amcharts.com/stock/ohlc-chart/ . > I see how this is an attempt at something like this but the data doesn't > make sense as the first entry has a closing price lower than the low price. > > > On Thu, Nov 20, 2008 at 10:46 PM, Sherlock, Ric <[EMAIL PROTECTED] > > wrote: > >> ---Tom wrote: >> > Does anybody know if plot can do OHLC (open/high/low/close) style >> > charting? I see it can do high/low, but not OHLC. >> >> Not out of the box, but you can pretty easily make a custom plot to do the >> job. >> This one is a start but could be improved. >> >> plot_olhc=: 3 : 0 >> ''plot_olhc y >> : >> hl=. 1 2{y >> oc=. 0 3{y >> ntics=. {:$hl >> oc=. ,|:oc >> oc=. (2#i.ntics);oc >> pd 'reset' >> pd 'xticpos ',": i.ntics >> pd x >> pd 'type line' >> pd oc >> pd 'type hilo' >> pd 'color red' >> pd hl >> pd 'show' >> ) >> >> NB. Example data >> data=: 0".> <;._2 ] 0 : 0 >> 71.93 72.99 73.32 71.89 73.86 >> 72 73 73.6 72.2 74.3 >> 71.5 72.25 73.2 71.8 73.2 >> 71 72 73 72 73 >> ) >> >> Note 'examples' >> plot_olhc data >> 'color red;pensize 2' plot_olhc data >> 'xlabel Feb Mar Apr May Jun' plot_olhc data >> ) >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm >> > > > > -- > Devon McCormick, CFA > ^me^ at acm. > org is my > preferred e-mail > > -- Devon McCormick, CFA ^me^ at acm. org is my preferred e-mail ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
