<layout>

<layout> describes how text is laid out on the page, including information about any ruling, pricking, or other evidence of page-preparation techniques. 10.7.2 Writing, Decoration, and Other Notations
Module msdescription — 10 Manuscript Description
In addition to global attributes In addition to global attributes
columns specifies the number of columns per page
Status Optional
Datatype 1–2 occurrences of 

<rng:ref name="data.count"/>
data.count
separated by whitespace
Values may be given as a pair of numbers (to indicate a range) or as a single number.
ruledLines specifies the number of ruled lines per column
Status Optional
Datatype 1–2 occurrences of 

<rng:ref name="data.count"/>
data.count
separated by whitespace
Values may be given as a pair of numbers (a range) or as a single number.
writtenLines specifies the number of written lines per column
Status Optional
Datatype 1–2 occurrences of 

<rng:ref name="data.count"/>
data.count
separated by whitespace
Values may be given as a pair of numbers (a range), or as a single number.
Used by
May contain
Declaration

<rng:element name="layout">
 <rng:ref name="att.global.attributes"/>
 <rng:optional>
  <rng:attribute name="columns">
   <rng:list>
    <rng:ref name="data.count"/>
    <rng:optional>
     <rng:ref name="data.count"/>
    </rng:optional>
   </rng:list>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="ruledLines">
   <rng:list>
    <rng:ref name="data.count"/>
    <rng:optional>
     <rng:ref name="data.count"/>
    </rng:optional>
   </rng:list>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="writtenLines">
   <rng:list>
    <rng:ref name="data.count"/>
    <rng:optional>
     <rng:ref name="data.count"/>
    </rng:optional>
   </rng:list>
  </rng:attribute>
 </rng:optional>
 <rng:ref name="macro.specialPara"/>
</rng:element>
element layout
{
   att.global.attributes,
   attribute columns { list { data.count, data.count? } }?,
   attribute ruledLines { list { data.count, data.count? } }?,
   attribute writtenLines { list { data.count, data.count? } }?,
   macro.specialPara
}
Example
<layout columns="1" ruledLines="25 32">Most pages have between 25 and 32 long lines ruled in lead.</layout>
Example
<layout columns="2" ruledLines="42">
 <p>2 columns of 42 lines ruled in ink, with central rule
   between the columns.</p>
</layout>
Example
<layout columns="1 2" writtenLines="40 50">
 <p>Some pages have 2 columns, with central rule
   between the columns; each column with between 40 and 50 lines of writing.</p>
</layout>