#set TITLE = "pie prefab"
#include top

.SH EXAMPLE 
.LP
.ig >>
<center><table cellpadding=2><tr>
<td><img src="../prefabs/pie1.gif"></td></tr>
</table></center>
.>>
.LP
.nf
    pl  -prefab pie  values=3  labels=1  data=data9  \\
      delim=tab  title="Student enrollment" 

    data9 file:
	Business Admin	1.39	331
	English 	1.67	182
	Chemistry	2.07	301
	..etc.
.fi

#include space

.LP
#set FILE = "prefabs.html#examples"
#set TAG = "How to run these examples"
#include link


#include space

.SH DESCRIPTION
\fCpie\fR is a 
#set FILE = "prefabs.html"
#set TAG = prefab
#include link
for producing pie graphs.  
It is based on 
#set FILE = "pie.html"
#set TAG = "proc pie"
#include link
\0.

#include space

.SH PARAMETERS
#set FILE = "prefabs.html#std"
#set TAG = "standard prefab parameters"
#include link
: supported are \fBtitle\fR, \fBdelim\fR, \fBheader\fR, and \fBcomment\fR, and \fBselect\fR.
No other standard parameters may be used with the pie prefab.

.br
.br
.IP
\fBvalues\fR is a
#set FILE = "attributetypes.html#dfield"
#set TAG = "data field"
#include link
holding numeric values for the pie slices.  Pie slices will be displayed as
proportions of the sum of all values.

.br
.br
.IP
\fBlabels\fR is
#set FILE = "attributetypes.html#dfield"
#set TAG = "data field"
#include link
holding labels for the slices.  See the
#set FILE = pie.html
#set TAG = "proc pie"
#include link
\fBlabelfield\fR attribute for more info.

.br
.br
.IP
\fBcolors\fR controls slice 
#set FILE = "color.html"
#set TAG = "color(s)"  
#include link
\0.
Default is \fCdullyellow\fR.
If all slices are to have one color, supply one color.
A comma-delimited list of colors may also be supplied.  
See 
#set FILE = pie.html
#set TAG = "proc pie"
#include link
\fBcolors\fR attribute for more info.

.br
.br
.IP
\fBexplode\fR is an amount to explode all slices, or selected slices.
See 
#set FILE = pie.html
#set TAG = "proc pie"
#include link
\fBexplode\fR attribute for more info.

.br
.br
.IP
\fBlbldet\fR may be used to specify
#set FILE = textdetails.html
#set TAG = "text details"
#include link
for the labels.  


#include bottom
