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diff --git a/contrib/mom/momdoc/rectoverso.html b/contrib/mom/momdoc/rectoverso.html new file mode 100644 index 0000000..92cf80f --- /dev/null +++ b/contrib/mom/momdoc/rectoverso.html @@ -0,0 +1,350 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- +This file is part of groff, the GNU roff type-setting system. + +Copyright (C) 2004-2020 Free Software Foundation, Inc. +Written by Peter Schaffter (peter@schaffter.ca). + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with no +Invariant Sections, with no Front-Cover Texts, and with no Back-Cover +Texts. + +A copy of the Free Documentation License is included as a file called +FDL in the main directory of the groff source package. +--> + +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"> + +<head> + <meta http-equiv="content-type" content="text/html;charset=utf-8"/> + <title>Mom -- Recto/verso printing, collating</title> + <link rel="stylesheet" type="text/css" href="stylesheet.css" /> +</head> + +<body style="background-color: #f5faff;"> + +<!-- ==================================================================== --> + +<div id="top" class="page"> + +<!-- Navigation links --> +<table style="width: 100%;"> +<tr> + <td><a href="toc.html">Back to Table of Contents</a></td> + <td style="text-align: right;"><a href="cover.html#top">Next: Cover pages</a></td> +</tr> +</table> + +<h1 class="docs">Recto/verso printing, collating</h1> + +<div style="width: 50%; margin: auto;"> +<ul class="no-enumerator" style="margin-left: -1em;"> + <li><a href="#rectoverso-intro">Introduction to recto/verso printing</a> + <ul style="margin-left: -.5em; list-style-type: disc;"> + <li><a href="#rectoverso-list">Macro list</a></li> + </ul></li> + <li><a href="#collate-intro">Introduction to collating</a> + <ul style="margin-left: -.5em; list-style-type: disc;"> + <li><a href="#collate">The COLLATE macro</a></li> + </ul></li> +</ul> +</div> + +<div class="rule-medium"><hr/></div> + +<h2 id="rectoverso-intro" class="docs">Introduction to recto/verso printing</h2> + +<p> +Recto/verso printing allows you to set up a mom document in such +a way that it can be printed on both sides of a printer sheet and +subsequently bound. +</p> + +<p> +With recto/verso, mom automatically takes control of the following +aspects of alternating page layout: +</p> +<ul style="margin-top: -.5em; margin-left: -.5em; margin-bottom: -.5em;"> + <li>switching left and right margins (if they’re not equal)</li> + <li>switching the left and right parts of the default 3-part + <a href="definitions.html#header">headers</a> + or + <a href="definitions.html#footer">footers</a> + (see the + <a href="headfootpage.html#description-general">General description of headers</a>) + </li> + <li>switching + <a href="headfootpage.html#hdrftr-recto">HEADER_RECTO</a> + and + <a href="headfootpage.html#hdrftr-recto">HEADER_VERSO</a> + if user-defined, single string recto/verso headers + or footers are used in place of the default 3-part + headers or footers + </li> + <li>switching the page number position (if page numbers are not centred)</li> +</ul> +<br/> + +<div class="macro-list-container"> +<h3 id="rectoverso-list" class="macro-list">Recto/verso macros</h3> +<ul class="macro-list"> + <li><a href="#recto-verso">RECTO_VERSO</a></li> + <li><a href="#force-recto">FORCE_RECTO</a></li> + <li><a href="#switch-hdrftr">SWITCH_HEADERS (also FOOTERS)</a> + – switch starting position of the header parts (left and right) + </li> +</ul> +</div> + +<!-- -RECTO_VERSO- --> + +<div id="recto-verso" class="box-macro-args"> +Macro: <b>RECTO_VERSO</b> +</div> + +<p> +If you want mom to set up alternating pages for recto/verso +printing, simply invoke RECTO_VERSO, with no argument, anywhere in +your document (most likely before +<a href="docprocessing.html#start">START</a>). +</p> + +<div class="box-tip"> +<p class="tip-top"> +<span class="note">Note:</span> +Recto/verso always switches the left and right parts of +<a href="definitions.html#header">headers</a> +or +<a href="definitions.html#footer">footers</a> +on odd/even pages. However, it only switches the left and right +margins if the margins aren’t equal. Consequently, it is +your responsibility to set the appropriate differing left and right +margins with +<a href="typesetting.html#l-margin">L_MARGIN</a> +and +<a href="typesetting.html#r-margin">R_MARGIN</a> +(prior to +<a href="docprocessing.html#start">START</a>) +or with +<a href="docprocessing.html#doc-left-margin">DOC_LEFT_MARGIN</a> +and +<a href="docprocessing.html#doc-right-margin">DOC_RIGHT_MARGIN</a> +(before or after START). +</p> + +<p class="tip-bottom"> +Equally, recto/verso only switches the page number position if page +numbers aren’t centred, which means you have to set the page +number position with +<a href="headfootpage.html#pagenum-pos">PAGENUM_POS</a> +(before or after START). +</p> +</div> + +<!-- -FORCE_RECTO- --> + +<div id="force-recto" class="box-macro-args" style="margin-top: 1em;"> +Macro: <b>FORCE_RECTO</b> +</div> + +<p> +It is a common convention with two-sided printing to ensure that +cover pages, title pages, and chapters or major sections of a document +always begin on the recto side of a page. This sometimes +necessitates inserting a blank page before the start of a new +chapter or major section. +</p> + +<p> +If you would like mom to take care of this for you automatically, +simply invoke <kbd>FORCE_RECTO</kbd> before the first +<a href="docprocessing.html#start">START</a> +of the document. +</p> + +<!-- -SWITCH_HDRFTR- --> + +<div id="switch-hdrftr" class="box-macro-args" style="margin-top: 1em;"> +Macro: <b>SWITCH_HEADERS</b> +</div> + +<p> +SWITCH_HEADERS switches the location of the header left string +(by default, the author) and the header right string (by default, +the document title). If you don’t like mom’s default +placement of author and title, use SWITCH_HEADERS to reverse it. +</p> + +<p> +SWITCH_HEADERS can also be useful in conjunction with +<a href="#recto-verso">RECTO_VERSO</a>. +The assumption of RECTO_VERSO is that the first page of a document +(i.e. recto/odd) represents the norm for header-left and header-right, +meaning that the second (and all subsequent verso/even) pages of the +document will reverse the order of header-left and header-right. +</p> + +<p> +If mom’s behaviour in this matter is not what you want, simply +invoke SWITCH_HEADERS on the first page of your recto/verso document +to reverse her default treatment of header parts. The remainder of +your document (with respect to headers) will come out as you want. +</p> + +<div class="rule-medium"><hr/></div> + +<!-- ===================================================================== --> + +<h2 id="collate-intro" class="docs">Introduction to collating</h2> + +<p> +Many people wisely keep chapters of a long work in separate +files, previewing or printing them as needed during the draft +phase. However, when it comes to the final version, mom requires +a single, collated file in order to keep track of page numbering +and recto/verso administration, generating tables of contents and +endnotes, ensuring that +<a href="definitions.html#docheader">docheaders</a> +get printed correctly, and a host of other details. +</p> + +<p> +The COLLATE macro, which can be used with any +<a href="docprocessing.html#doctype">DOCTYPE</a> +except <kbd>LETTER</kbd>, lets you glue mom-formatted input files +together. You need only concatenate chapters into a single file +(most likely with <kbd>cat(1)</kbd>), and put +<kbd>.COLLATE</kbd> at the end of each concatenated chapter. +Assuming all the files begin with the required +<a href="docprocessing.html#reference-macros">reference macros</a> +(metadata), style parameters, and +<a href="docprocessing.html#start">START</a>, +each chapter will begin on a fresh page and behave as expected. +</p> + +<p> +Even if you work with monolithic, multi-chapter files, every +chapter and its associated metadata plus <kbd>.START</kbd> +still needs to be preceded by <kbd>.COLLATE</kbd>. +</p> + +<div class="box-tip"> +<p class="tip"> +<span class="note">Note:</span> +COLLATE assumes you are collating documents/files with similar +type-style parameters hence there’s no need for PRINTSTYLE +to appear after COLLATE, although if you’re collating +documents that were created as separate files, chances are the +PRINTSTYLE’s already there. +</p> +</div> + +<div class="box-tip"> +<p id="caution" class="tip"> +<b>Two words of caution:</b> +</p> +<ol style="margin-top: -1.25em; padding-bottom: .5em;"> + <li>Do not collate documents of differing + PRINTSTYLES (i.e., don’t try to + collate a <kbd>TYPESET</kbd> document and <kbd>TYPEWRITE</kbd> + document). + </li> + <li>Use <kbd>.DOC_FAMILY</kbd> instead of + <kbd>.FAMILY</kbd> if, for some reason, you want to + change the family of all the document elements after + <kbd>.COLLATE</kbd>. <kbd>.FAMILY</kbd>, by itself, will + change the family of paragraph text only. + </li> +</ol> +</div> + +<!-- -COLLATE- --> + +<div class="macro-id-overline"> +<h3 id="collate" class="macro-id">collate</h3> +</div> + +<div class="box-macro-args"> +Macro: <b>COLLATE</b> +</div> + +<p> +The most basic (and most likely) collating situation looks like +this: +<br/> +<span class="pre-in-pp"> + .COLLATE + .CHAPTER 17 + .START +</span> +A slightly more complex version of the same thing, for chapters +that require their own titles, looks like this: +<br/> +<span class="pre-in-pp"> + .COLLATE + .CHAPTER_TITLE "Geek Fatigue: Symptoms and Causes" + .START +</span> +</p> + +<div class="box-tip" style="margin-top: -1em"> +<p class="tip"> +<span class="tip">Tip:</span> +If the last line of text before <kbd>.COLLATE</kbd> +falls too close to the bottom margin, or if the line is followed +by a macro likely to cause a linebreak (e.g. <kbd>.LIST OFF</kbd> or +<kbd>.IQ</kbd>), mom may output a superfluous blank page before +the start of the following document. +</p> + +<p class="tip-bottom" style="margin-top: -1em"> +In order to avoid this, insert +<a href="docprocessing.html#EL"><kbd>.EL</kbd></a> +after the last line of text, before <kbd>.COLLATE</kbd> and/or any +concluding macros. For example, +<br/> +<span class="pre-in-pp"> + some concluding text.\c + .EL + .COLLATE +</span> +or +<br/> +<span class="pre-in-pp"> + some concluding text.\c + .EL + .LIST OFF + .COLLATE +</span> +</p> +</div> + +<div class="box-tip"> +<p class="tip"> +<span class="note">Note:</span> +See the +<a href="#caution">two words of caution</a>, +above. +</p> +</div> + +<div class="rule-long"><hr/></div> + +<!-- Navigation links --> +<table style="width: 100%; margin-top: 12px;"> +<tr> + <td style="width: 33%;"><a href="toc.html">Back to Table of Contents</a></td> + <td style="width: 33%; text-align: center;"><a href="#top">Top</a></td> + <td style="width: 33%; text-align: right;"><a href="cover.html">Next: Cover pages</a></td> +</tr> +</table> + +</div> + +<div class="bottom-spacer"><br/></div> + +</body> +</html> |