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




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