9x13.sty

% Defines a custom LaTeX package named 9x13
\ProvidesPackage{9x13}

% Import the ltablex package for extended functionality for tables
\RequirePackage{ltablex}

% Define lengths for indentation in various contexts
\newlength\leaderIndent
\setlength{\leaderIndent}{1.5em}

% Set vertical gap
\setlength{\vgap}{1.5em}

% Set vertical indentation
\setlength{\vindent}{\leaderIndent}

% Set vertical left margin
\setlength{\vleftmargin}{2em}

% Set paragraph skip and indent
\setlength{\parskip}{5pt}
\setlength{\parindent}{0pt}

% Redefine the 'center' environment with custom formatting
\renewenvironment{center}%
{\list{}{%
		\parskip 0pt%
		\topsep 4pt%
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0pt%
		\rightmargin   0pt%
		\parsep        0pt}
	\fontsize{9.5}{8.5}\selectfont
	\item[] \centering}%
{\endlist}

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% Define a custom environment 'leader' with specific formatting
\newenvironment{leader}%
{\list{}{%
		\parskip 4pt%
		\topsep -2pt%
		% topsep ensure that this change in topsep is appropriate
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0pt %
		\rightmargin   0pt%
		\parsep        0pt
	}%
	\fontsize{9.5}{8.5}\selectfont
	\item[] \centering}%
{\endlist}

% Define a custom environment 'leader-only' with specific formatting
\newenvironment{leader-only}%
{\list{}{%
		\parskip 4pt%
		\topsep 2pt%
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0pt %
		\rightmargin   0pt%
		\parsep        0pt%
	}%
	\fontsize{9.5}{8.5}\selectfont
	\item[] \centering}%
{\endlist}

% Define a custom environment 'leader-pharitvana' with specific formatting
% Found in 'Devā-ārādhanā' / 'Invitations to the Devas'
\newenvironment{leader-pharitvana}%
{\list{}{%
		\parskip 12pt%
		\topsep 0pt%
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0.5cm %
		% \leftmargin    4.0cm %
		\rightmargin   0.5cm%
		\parsep        \z@ \@plus\p@%
	}%
	\fontsize{9.5}{13}\selectfont
	\item[] \centering}%
{\endlist}

% Define a custom environment 'leader-pali' for Pāli introductions or phrases chanted only by the leader
\newenvironment{leader-pali}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0em %2.5em %
		\rightmargin   0em%
		\fontsize{9.5}{11}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \centering}%
{\endlist}

% Define a custom environment 'verses' for formatting verses
\newenvironment{verses}%
{\list{}{%
		\parskip 2pt
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0em %
		\rightmargin   0em%
		\fontsize{9.5}{13}\selectfont
		\parsep        0em%\z@ \@plus\p@%
	}%
	\item[] \raggedright}%
{\endlist}

% Define a custom environment 'pali-hang' for Pāli verses and parittas
\newenvironment{pali-hang}%
{\list{}{%
		\topsep 0pt
		\itemsep 3pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %2.5em %
		\rightmargin   0em%
		\fontsize{9.5}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright}%
{\endlist}

% Define a custom environment 'pali-hang-together' for Pāli lines that can hang within a paragraph
\newenvironment{pali-hang-together}%
{\list{}{%
		\topsep -8pt
		\listparindent 0em%
		\itemindent    -0.75em%
		\leftmargin    0.75em %2.5em %
		\rightmargin   0em%
		\fontsize{9.5}{13}\selectfont
		\parsep        -8pt %\z@ \@plus\p@%
	}%
	\item[] \raggedright}%
{\endlist}

% Define a custom environment 'pali-hang-continued' to continue indentation from a previous 'pali-hang*'
\newenvironment{pali-hang-continued}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0.5em%
		\rightmargin   0em%
		\fontsize{9.5}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright}%
{\endlist}

% Define a custom environment 'pali-hang-first-line' for formatting the first line of Pāli verses or parittas
\newenvironment{pali-hang-first-line}%
{\list{}{%
		\partopsep 0pt
		\topsep 4pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em%
		\rightmargin   0em%
		\fontsize{9.5}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright}%
{\endlist}

\newenvironment{pali-hang-verses}%
{\list{}{%
		\parskip 2pt
		\topsep 0pt
		\itemsep 3pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %2.5em %
		\rightmargin   0em%
		\fontsize{9.5}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright}%
{\endlist}

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% Define a custom environment 'leader-pharitvana-english' with specific formatting
% Found in 'Devā-ārādhanā' / 'Invitations to the Devas'
\newenvironment{leader-pharitvana-english}%
{\list{}{%
		\parskip 12pt%
		\topsep 0pt%
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0.5cm %
		% \leftmargin    4.0cm %
		\rightmargin   0.5cm%
		\parsep        \z@ \@plus\p@%
	}%
	\fontsize{9}{13}\selectfont
	\item[] \centering\itshape}%
{\endlist}

% Define a custom environment 'leader-english-below-pali' with specific formatting
% Reduces above spacing for English leader when paired with a Pali introduction
\newenvironment{leader-english-below-pali}%
{\list{}{%
		\parskip 6pt%
		\topsep -2pt%
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0pt %
		\rightmargin   0pt%
		\parsep        -8pt
		\fontsize{9}{8}\selectfont
	}%
	\item[] \centering\itshape}%
{\endlist}

% Define a custom environment 'leader-english' with specific formatting
% 'Now let us...'
\newenvironment{leader-english}%
{\list{}{%
		\parskip 1.5pt%
		\topsep 0pt%
		\listparindent 0em%
		\itemindent    0pt%
		\leftmargin    0pt %
		\rightmargin   0pt%
		\parsep        0pt
		\fontsize{9}{8}\selectfont
	}%
	\item[] \centering\itshape}%
{\endlist}

% Define a custom environment 'english' for English passages
% For English passages that are preceded by Pāli, remains closer to the preceding Pāli
\newenvironment{english}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    1.0em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        -11em %\z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-only' for English-only chants
% For chants like 'The Highest Blessings' which are English only and therefore don't need left margin indentation
\newenvironment{english-only}%
{\list{}{%
		\parskip       2.5pt
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0em%\leaderindent%
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		% \parsep        %\z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-only-justify' for English-only chants with justification
% For chants like 'The Gradual Training' which are English only yet need to be justified
\newenvironment{english-only-justify}%
{\list{}{%
		% \parskip       8pt
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0em%\leaderindent%
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		% \parsep        %\z@ \@plus\p@%
	}%
	\item[] \justify\itshape}%
{\endlist}

% Define a custom environment 'english-hang' for English lines that need hanging indentation
% For an English line that is too long to fit on one line and thus needs its continuation to be hang indented
\newenvironment{english-hang}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    1.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        -8.5em %\z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

\newenvironment{english-hang-inline}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        -8.5em %\z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-hang-together' for English lines that need hanging indentation within a paragraph
% Enables an English line to hang that is sandwiched within a paragraph
\newenvironment{english-hang-together}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
		\parskip       -16pt
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-keep-with' to maintain congruent spacing with hang indent
% Wraps around the 'english-hang-together' environment to allow the middle hang indent to keep congruent spacing
\newenvironment{english-keep-with}%
{\list{}{%
		\topsep 0pt
		\partopsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    1em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-only-hang' for singular English lines needing hang indentation
\newenvironment{english-only-hang}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-only-hang-together' for hanging format for chants that are only in English
\newenvironment{english-only-hang-together}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
		\parskip       -16pt
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-only-no-hang' similar to 'english-keep-with' but without hang indent
\newenvironment{english-only-no-hang}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-only-leader' for English introductions or phrases chanted only by the leader
\newenvironment{english-only-leader}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    0em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \centering\itshape}%
{\endlist}

% Define a custom environment 'english-verses' for English introductions or phrases with Pāli verses and parittas
\newenvironment{english-verses}%
{\list{}{%
		\partopsep 0pt
		\topsep 0pt
		\listparindent 0em%
		\itemindent    0em%
		\leftmargin    1.0em%
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-hang-first-line' for formatting TWO problematic lines
\newenvironment{english-hang-first-line}%
{\list{}{%
		\partopsep 0pt
		\topsep 4pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em%
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-hang-verses' for hanging format for English chants, primarily for verses
\newenvironment{english-hang-verses}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    1.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
		% \parsep        -8.5em %\z@ \@plus\p@%
	}%
	\item[] \raggedright\itshape}%
{\endlist}

% Define a custom environment 'english-hang-together-verses' for hanging format for English chants, primarily for verses
\newenvironment{english-hang-together-verses}%
{\list{}{%
		\topsep 0pt
		\listparindent 0em%
		\itemindent    -0.5em%
		\leftmargin    0.5em %
		\rightmargin   0em%
		\fontsize{9}{13}\selectfont
		\parsep        \z@ \@plus\p@%
		\parskip       -16pt
	}%
	\item[] \raggedright\itshape}%
{\endlist}

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% Change the title for the Endnotes chapter to 'Endnotes'
\renewcommand\notesname{Endnotes}%

% Redefine the formatting for endnotes
\renewcommand{\prenoteinnotes}{%
	\tiny\par\setlength{\parskip}{3pt}\noindent%
}%
\renewcommand{\noteidinnotes}[2]{% {notenum}{id}
	\begin{adjustwidth}{14pt}{0pt}%
		\hspace{-33pt}\makebox[30pt][l]{%
			\makebox[24pt][1]{#2}%
			\makebox[16pt][l]{\ifnum#1>0\textsuperscript{#1}\fi%
			}%
		}%
		}%
		\renewcommand{\pageinnotes}[1]{}%
		\renewcommand{\postnotetext}{%
	\end{adjustwidth}%
}%
\renewcommand{\postnoteinnotes}{\par}%

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% Define a command \tr for italicizing text (used for translation)
\newcommand\tr[1]{\textit{#1}}

% Define a command \trline for typesetting translated lines within English environments
\newcommand\trline[1]{%
	\begin{english}%
		#1%
	\end{english}%
}

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% Set tabular spacing
\setlength{\tabcolsep}{1em}

% Set table row spacing
\renewcommand{\arraystretch}{1.075}

% Define a command \oldArr to hold old \arraystretch for restoration
\newcommand\oldArr{}% holding old \arraystretch for restore
\let\oldArr\arraystretch

% Define a command \setArrayStretch to set table row spacing
\newcommand\setArrayStretch[1]{%
	\let\oldArr\arraystretch
	\renewcommand{\arraystretch}{#1}%
}

% Define a command \restoreArrayStretch to restore old table row spacing
\newcommand\restoreArrayStretch{\let\arraystretch\oldArr}