diff options
Diffstat (limited to 'doc/pic.ms')
-rw-r--r-- | doc/pic.ms | 25 |
1 files changed, 16 insertions, 9 deletions
@@ -10,7 +10,7 @@ .\" This document was written for free use and redistribution by .\" Eric S. Raymond <esr@thyrsus.com> in August 1995. .\" -.\" $Id: pic.ms,v 1.17 2002/06/24 18:10:28 wlemb Exp $ +.\" $Id: pic.ms,v 1.18 2002/07/07 08:10:57 wlemb Exp $ .\" .\" Set a proper TeX .ie t .ds tx T\h'-.1667m'\v'.224m'E\v'-.224m'\h'-.125m'X @@ -110,11 +110,11 @@ flow of data in \fBpic\fP processing: .PS ellipse "document"; arrow; -box "\fIgpic\/\fP(1)" +box width 0.6 "\fIgpic\/\fP(1)" arrow; -box width 1.2 "\fIgtbl\/\fP(1) or \fIgeqn\/\fP(1)" "(optional)" dashed; +box width 1.1 "\fIgtbl\/\fP(1) or \fIgeqn\/\fP(1)" "(optional)" dashed; arrow; -box "\fIgtroff\/\fP(1)"; +box width 0.6 "\fIgtroff\/\fP(1)"; arrow; ellipse "PostScript" .PE @@ -129,11 +129,11 @@ This was produced from the following \fBpic\fP program: \&.PS ellipse "document"; arrow; -box "\efIpic\efP(1)" +box width 0.6 "\efIpic\e/\efP(1)" arrow; -box width 1.2 "\efIgtbl\e/\efP(1) or \efIgeqn\e/\efP(1)" "(optional)" dashed; +box width 1.1 "\efIgtbl\e/\efP(1) or \efIgeqn\e/\efP(1)" "(optional)" dashed; arrow; -box "\efIgtroff\e/\efP(1)"; +box width 0.6 "\efIgtroff\e/\efP(1)"; arrow; ellipse "PostScript" \&.PE @@ -1016,7 +1016,9 @@ combine them to specify new positions. .NH 3 Vector Sums and Displacements .PP -Any two positions may be added or subtracted to yield a new position. +Positions may be added or subtracted to yield a new position (to be +more precise, you can only add a position and an expression pair; the +latter must be on the right side of the addition or subtraction sign). The result is the conventional vector sum or difference of coordinates. For example, \fBlast box .ne + (0.1, 0)\fP is a valid position. This example illustrates a common use, to define a position slightly offset @@ -1652,6 +1654,7 @@ behavior is therefore equivalent to \fBuntil .PE\fP). .PP Accordingly, the command .RS +.KS .IP .ft CW .nf @@ -1665,10 +1668,12 @@ box \&.PE .R .fi +.KE .RE .LP is equivalent to .RS +.KS .IP .ft CW .nf @@ -1680,6 +1685,7 @@ box \&.PE .R .fi +.KE .RE .NH 2 Debug Messages @@ -1846,7 +1852,8 @@ gets decorated with two numeric arguments which are the X and Y\~dimensions of the picture in inches. The post-processor can use these to reserve space for the picture and center it. .PP -The \fBmgs\fP macros, for example, include the following definitions: +The GNU incarnation of the \fBms\fP macro package, for example, includes +the following definitions: .KS .DS .ps -1 |