I know... I worked it out... <cfset gridlines = ((maxval - minval )/ 10) + 1>
I floor the minval and ceiling the maxval to nearest 10 points.... > -----Original Message----- > From: Ryan Kime [mailto:[EMAIL PROTECTED] > Sent: 13 March 2003 15:23 > To: CF-Talk > Subject: RE: Graphing under MX > > > Adam, > > If you are getting your graphing info from a DB, you could get > the max value > of the resultset and add to it to X to get the next value of 10 (or 100 or > 1000). So max value of 121, you would want 130....578 -> 580, etc... That > would be your "scaleto" value. > > Here's a UDF to help you out... > http://www.cflib.org/udf.cfm?ID=613 > > Then divide that number by 10 (or 100 or 1000) and that would be your > gridlines value. > > > Maybe that will get you started. > > HTH, > > Ryan > > -----Original Message----- > From: Adam Reynolds [mailto:[EMAIL PROTECTED] > Sent: Thursday, March 13, 2003 5:07 AM > To: CF-Talk > Subject: Graphing under MX > > > Hi all, > I was wondering if somebody had come up with a formula for determining how > to get cfchart to display a good Y axis? > > What I mean is that if you define: > scalefrom > scaleto > gridlines > > There should be a way to determine the correct set of points along the y > axis. > > Currently I have gridlines set to 5. > > So on a scale range of 20 - 80 you get 5 markes, effectively the quartile > positions at: 20 35 50 65 80 > > > What I ultimately want is not to do it this way I want to determine the > scale and set it to 20 30 40 50 60 70 80 > > Its kinda doing my head in. Maybe I am not thinking about this correctly. > > Adam > > > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Archives: http://www.houseoffusion.com/cf_lists/index.cfm?forumid=4 Subscription: http://www.houseoffusion.com/cf_lists/index.cfm?method=subscribe&forumid=4 FAQ: http://www.thenetprofits.co.uk/coldfusion/faq This list and all House of Fusion resources hosted by CFHosting.com. The place for dependable ColdFusion Hosting. Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4
