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cleanup and minor refactoring...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2021-08-30 22:59:21 +03:00
parent 9f2697234c
commit 958aaa083c
1 changed files with 42 additions and 11 deletions
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53
photobook.cls
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@ -1988,14 +1988,13 @@
\end{inlinecell*}}
%% \DescribeMacro{spreadtopages}
%% \DescribeMacro{spreadtopages*}
%% \DescribeEnv{spreadtopages}
%% \DescribeEnv{spreadtopages*}
%% \DescribeMacro{\usespreadpage\{..\}}
%% \DescribeMacro{\usespreadpage*\{..\}}
%
%% Spread cell into pages.
%%
%% >> \begin{spreadtopages} .. \end{spreadtopages}
%% >> \begin{spreadtopages}[<pagecount>] .. \end{spreadtopages}
%
%% \begin{minipage}{\textwidth}
%% \begin{verbatim}
%%
@ -2019,10 +2018,31 @@
%% \end{verbatim}
%% \end{minipage}
%%
% XXX add a manual version of this...
% ...i.e. name + use...
%% |spreadtopages| creates a cell and spreads it into pages right away.
%%
%% >> \begin{spreadtopages} .. \end{spreadtopages}
%% >> \begin{spreadtopages}[<page-count>] .. \end{spreadtopages}
%%
%% |spreadtopages*| creates a named save cell.
%%
%% >> \begin{spreadtopages*}{<name>} .. \end{spreadtopages*}
%% >> \begin{spreadtopages*}[<page-count>]{<name>} .. \end{spreadtopages*}
%%
%% |\usespreadpage{..}| places a page from a saved cell.
%%
%% >> \usespreadpage{<name>}
%% >> \usespreadpage[<page-num>]{<name>}
%%
%% |\usespreadpage*{..}| is the same as the non-star version but will
%% not use a |page| environment, enabling the user to populate the page
%% with other elements.
%%
%% Page numbers a re 1-based.
%%
%% Note that the cell created by |spreadtopages*| env is a normal save
%% cell and can be manipulated via |\usecell{..}| and |\usecell*{..}|.
%%
% XXX add nudge/grow support...
% XXX revise name...
\NewEnviron{spreadtopages*}[2][2]{%
% setup page count...
@ -2041,8 +2061,14 @@
\endgroup%
\ignorespaces}
\newcommand\usespreadpage[2][]{%
\begin{page}%
% NOTE: this essentially counts pages, \usecell{..} / \usecell*{..} are
% better suited for custom stuff...
% NOTE: page is a 1 based offset in pages and can be fractional...
\def\usespreadpage{\@ifstar{%
\photobook@usespreadpage@star%
}{%
\photobook@usespreadpage}}
\newcommand\photobook@usespreadpage@star[2][]{%
\begin{pagecell}%
% auto advance pages...
\ifthenelse{\equal{#1}{}}{%
@ -2055,7 +2081,10 @@
\usecell*{#2}%
(0pt, \numexpr #1 - 1 \relax\cellwidth)%
{\cellwidth}{\cellheight}}%
\end{pagecell}%
\end{pagecell}}
\newcommand\photobook@usespreadpage[2][]{%
\begin{page}%
\usespreadpage*[#1]{#2}%
\end{page}}
\NewEnviron{spreadtopages}[1][2]{%
@ -2067,6 +2096,8 @@
\setlength\cellheight{\pageblockheight}%
%
\savecell{photobook@spreadtopages}{\cellwidth}{\cellheight}{\BODY}%
%
% place the pages...
\foreach \photobook@spreadtopages@page in {1, ..., #1}{%
\usespreadpage[\photobook@spreadtopages@page]{photobook@spreadtopages}}%
\endgroup%