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authorKarl Berry <karl@freefriends.org>2018-12-28 21:31:34 +0000
committerKarl Berry <karl@freefriends.org>2018-12-28 21:31:34 +0000
commitf9c2c75c303e6995bd74abb76d37714d93eea864 (patch)
tree66435772b0d9baab54382c35086795550236f6c7 /Master/texmf-dist/tex/latex
parentf8d62222fa38aff4e9606623b1f41bea14dbf643 (diff)
chordbars (28dec18)
git-svn-id: svn://tug.org/texlive/trunk@49512 c570f23f-e606-0410-a88d-b1316a301751
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-rw-r--r--Master/texmf-dist/tex/latex/chordbars/chordbars.sty306
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diff --git a/Master/texmf-dist/tex/latex/chordbars/chordbars.sty b/Master/texmf-dist/tex/latex/chordbars/chordbars.sty
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+%% chordbars.sty
+%% Copyright 2018 M. Sebastien Kramm
+%
+% This work may be distributed and/or modified under the
+% conditions of the LaTeX Project Public License, either version 1.3
+% of this license or (at your option) any later version.
+% The latest version of this license is in
+% http://www.latex-project.org/lppl.txt
+% and version 1.3 or later is part of all distributions of LaTeX
+% version 2005/12/01 or later.
+%
+% This work has the LPPL maintenance status `maintained'.
+%
+% The Current Maintainer of this work is M. Sebastien Kramm
+%
+% This work consists of the files chordbars.sty and chordbars_manual.tex
+
+% Home page: https://github.com/skramm/chordbars
+
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{chordbars}[2017-12-28 version 1.0]
+
+\RequirePackage{tikz}
+\RequirePackage{pgfmath}
+\RequirePackage{tkz-euclide}
+
+\usetikzlibrary{math,shapes}
+
+\RequirePackage{calc}
+\RequirePackage{ifthen}
+%\RequirePackage{fixltx2e}
+
+\def\vspacebefore{1ex}
+\def\vspaceafter{1ex}
+
+\newcommand{\songtitle}
+{
+ \begin{center}%
+ \begin{tikzpicture}[line width=1.5pt]
+ \tikzstyle{block} = [rectangle, draw, text width=20em, text centered, minimum height=4em]
+ \node [block,font=\fontsize{20}{28}\selectfont\bfseries] (init) { \@title~-~\@author };
+ \end{tikzpicture}
+ \end{center}%
+ \par
+ \vskip 1.5em
+}
+
+\newcounter{NumMesure}
+\newcounter{NumPart}
+\newcounter{CurrentBarInLine}
+\newcounter{CurrentBar}
+\newcounter{CurrentLine}
+
+\newcommand{\bpm}[1]
+{
+ \xdef\tempoBPM{#1}
+ \rightline{Tempo=#1 BPM}
+}
+
+% "Beats Per Bar"
+% default value
+\xdef\bpb{4}
+
+\newcommand{\bpbfour}
+{
+ \xdef\bpb{4}
+}
+\newcommand{\bpbthree}
+{
+ \xdef\bpb{3}
+}
+
+\newcommand{\resetchordbars}
+{
+ \setcounter{NumMesure}{0}
+ \setcounter{NumPart}{0}
+ \setcounter{CurrentBarInLine}{0}
+}
+
+\newcommand{\printNbBars}
+{
+ \ifthenelse{\boolean{printBarNumber}}
+ {
+ Total number of bars: \arabic{NumMesure}, duration=\pgfmathparse{\theNumMesure/\tempoBPM*60*\bpb}\pgfmathresult {} s.
+ }{}
+}
+
+\newboolean{printBarNumber}
+
+\newcommand{\countbarsYes}
+{
+ \setboolean{printBarNumber}{true}
+}
+
+\newcommand{\countbarsNo}
+{
+ \setboolean{printBarNumber}{false}
+}
+
+\def\barsize{1.6}%
+
+
+\xdef\NumberOfBarsPerLine{4}
+
+%==========================================================================
+% main environment, has 2 mandatory arguments
+% arg 1: total number of 4 beat bars (4, 8, ...)
+% arg 2: part name (can be empty)
+% optional arg: nb of repetitions (default is 1)
+
+\newenvironment{chordbar}[3][1]
+{
+ \newcommand{\newchordline}
+ {
+ \setcounter{CurrentBarInLine}{0}
+ \refstepcounter{CurrentLine}
+ }
+
+ \newcommand{\chordf}[1]%
+ {
+ \ifthenelse
+ {\theCurrentBarInLine=\NumberOfBarsPerLine}
+ {
+ \refstepcounter{CurrentLine}
+ \setcounter{CurrentBarInLine}{0}
+ }
+ {}
+ \refstepcounter{CurrentBarInLine}%
+ \pgfmathsetmacro{\x}{-\barsize/2+\theCurrentBarInLine*\barsize}
+ \pgfmathsetmacro{\y}{\value{CurrentLine})*\barsize+\barsize/2}
+ \draw (\x,\y) node {##1};%
+ }%
+
+ \newcommand{\chordh}[2]%
+ {
+ \ifthenelse
+ {\theCurrentBarInLine=\NumberOfBarsPerLine}
+ {
+ \refstepcounter{CurrentLine}
+ \setcounter{CurrentBarInLine}{0}
+ }
+ {}
+ \refstepcounter{CurrentBarInLine}%
+ \typeout{CurrentBarInLine=\theCurrentBarInLine}
+ \draw ( %
+ {\barsize*(\theCurrentBarInLine-1)}, %
+ {(\theCurrentLine+1)*\barsize} %
+ ) %
+ -- %
+ ( %
+ {\theCurrentBarInLine*\barsize}, %
+ {\theCurrentLine*\barsize} %
+ );
+ \draw (
+ {-3*\barsize/4+\theCurrentBarInLine*\barsize},
+ {\theCurrentLine*\barsize+1*\barsize/4}
+ ) node {##1};
+ \draw (
+ {-\barsize/4+\theCurrentBarInLine*\barsize},
+ {\theCurrentLine*\barsize+3*\barsize/4}
+ ) node {##2};%
+
+ }
+
+ \newcommand{\repeatBar}%
+ { %
+ \ifthenelse
+ {\theCurrentBarInLine=\NumberOfBarsPerLine}
+ {
+ \refstepcounter{CurrentLine}
+ \setcounter{CurrentBarInLine}{0}
+ }
+ {}
+ \refstepcounter{CurrentBarInLine}%
+
+ \def\delta{0.36}
+ \pgfmathsetmacro{\Axa}{(\theCurrentBarInLine-1)*\barsize+\delta*\barsize}
+ \pgfmathsetmacro{\Axb}{\theCurrentBarInLine*\barsize-\delta*\barsize}
+ \pgfmathsetmacro{\Aya}{(1-\delta)*\barsize+\theCurrentLine*\barsize}
+ \pgfmathsetmacro{\Ayb}{\delta*\barsize+\theCurrentLine*\barsize}
+
+ \coordinate (A) at (\Axa,\Ayb);
+ \coordinate (B) at (\Axb,\Aya);
+
+ \fill (A) circle[radius=2pt];
+ \fill (B) circle[radius=2pt];
+ \draw [thick] (\Axa,\Aya) -- (\Axb,\Ayb); %
+ }%
+
+ \newcommand{\repeatBarPair}%
+ { %
+ \def\delta{0.36}
+ \pgfmathsetmacro{\Axa}{\theCurrentBarInLine*\barsize+\delta*\barsize}
+ \pgfmathsetmacro{\Axb}{(\theCurrentBarInLine+2)*\barsize-\delta*\barsize}
+ \pgfmathsetmacro{\Aya}{(1-\delta)*\barsize+\theCurrentLine*\barsize}
+ \pgfmathsetmacro{\Ayb}{\delta*\barsize+\theCurrentLine*\barsize}
+
+ \coordinate (A) at (\Axa,\Ayb);
+ \coordinate (B) at (\Axb,\Aya);
+
+ \fill (A) circle[radius=2pt];
+ \fill (B) circle[radius=2pt];
+ \draw [thick] (\Axa,\Aya) -- (\Axb,\Ayb); %
+ %
+ \refstepcounter{CurrentBarInLine}
+ \refstepcounter{CurrentBarInLine}
+ \ifnum\value{CurrentBarInLine}=#2
+ {
+ \refstepcounter{CurrentLine}
+ \setcounter{CurrentBarInLine}{0}
+ }
+ \fi
+ }%
+
+ \typeout{chordbarl: START #2}
+
+ \fontfamily{phv}\selectfont
+ \setcounter{CurrentLine}{0}
+ \setcounter{CurrentBarInLine}{0}
+ \setcounter{CurrentBar}{0}
+
+ \refstepcounter{NumPart}%
+ \refstepcounter{NumMesure}%
+ \noindent\ignorespaces %
+ \vspace{\vspacebefore}
+%\resizebox{8cm}{!} {
+% \scalebox{2}{
+ \begin{tikzpicture}[line width=1pt,x=1cm,y=-1cm] %,scale=2]
+
+ \ifthenelse
+ {\boolean{printBarNumber}}
+ {\draw (-.3,.5*\barsize) node{\bf \theNumMesure};}
+ {}
+
+% compute the number of bars of the first line
+ \xdef\NbBarsInitialLine{\NumberOfBarsPerLine}
+ \ifthenelse
+ {#2<\NumberOfBarsPerLine}
+ {\xdef\NbBarsInitialLine{#1}}
+ {}
+
+% initial horizontal line
+ \draw (0,0) -- (\NbBarsInitialLine*\barsize,0);
+
+% draw part title
+ \ifthenelse
+ {\boolean{printBarNumber}}
+ {\draw (0,-\barsize*.2) node [anchor=west, align=left] {\bf Part \theNumPart: #3};}
+ {\draw (0,-\barsize*.2) node [anchor=west, align=left] {\bf #3};}
+
+ \pgfmathtruncatemacro{\nblines}{(#2-1)/\NumberOfBarsPerLine+1}
+ \typeout{chordbarl: nblines=\nblines}
+ \foreach \line in {1,...,\nblines}
+ {
+
+ \draw (0,{\barsize*(\line-1)}) -- (0,\line*\barsize); % first vertical line
+ \xdef\nbbars{\NumberOfBarsPerLine}
+ \ifnum\line=\nblines
+ {
+ \pgfmathtruncatemacro{\nbbars}{#2-\NumberOfBarsPerLine*(\nblines-1)}
+ \xdef\nbbars{\nbbars}
+ }
+ \fi
+ \typeout{chordbarl: nbbars=\nbbars}
+ \foreach \k in {1,...,{\nbbars}}
+ {
+ \draw (\k*\barsize,{(\line-1)*\barsize}) -- (\k*\barsize,{\line*\barsize});
+ \draw (0,{\line*\barsize}) -- (\k*\barsize,{\line*\barsize});
+
+ \refstepcounter{CurrentBar}%
+ }
+ }
+ \setcounter{NumMesure}{#1*#2+\value{NumMesure}-1}
+
+% print the number of repetitions
+ \ifnum#1=1 {}
+ \else
+ \ifthenelse
+ {\boolean{printBarNumber}}
+ {\draw (\NbBarsInitialLine*\barsize+1,0.5*\barsize) node {\Large \bf x~#1};}
+ {}
+ \fi
+}%
+{
+\typeout{chordbar: END}
+ \end{tikzpicture}
+% } %
+% \par\noindent%
+% \ignorespacesafterend
+ \vspace{\vspaceafter}
+}
+
+% so the user can use # without escaping
+% see https://tex.stackexchange.com/questions/467562
+\AtBeginDocument{\catcode`#=12 }
+
+% additional code: redefine sharp and flat in text mode
+% from https://tex.stackexchange.com/a/422249/11083
+\let\OLDsharp\sharp
+\renewcommand{\sharp}{\ensuremath{\OLDsharp}}
+\let\OLDflat\flat
+\renewcommand{\flat}{\ensuremath{\OLDflat}}
+
+
+\endinput
+