% Copyright 2018-2026 by Romano Giannetti
% Copyright 2015-2026 by Stefan Lindner
% Copyright 2013-2026 by Stefan Erhardt
% Copyright 2007-2026 by Massimo Redaelli
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Public License.
%
% See the files gpl-3.0_license.txt and lppl-1-3c_license.txt for more details.

\NeedsTeXFormat{LaTeX2e}

% set up the rollback system
\providecommand\DeclareRelease[3]{}
\providecommand\DeclareCurrentRelease[2]{}

\def\pgfcircversion{1.8.6}
\def\pgfcircversiondate{2026/05/24}

\DeclareRelease{0.4}{2012/12/20}{circuitikz-0.4-body.tex}
\DeclareRelease{v0.4}{2012/12/20}{circuitikz-0.4-body.tex}
\DeclareRelease{0.6}{2016/06/06}{circuitikz-0.6-body.tex}
\DeclareRelease{v0.6}{2016/06/06}{circuitikz-0.6-body.tex}
\DeclareRelease{0.7}{2016/09/08}{circuitikz-0.7-body.tex}
\DeclareRelease{v0.7}{2016/09/08}{circuitikz-0.7-body.tex}
\DeclareRelease{0.8.3}{2017/05/28}{circuitikz-0.8.3-body.tex}
\DeclareRelease{v0.8.3}{2017/05/28}{circuitikz-0.8.3-body.tex}
\DeclareRelease{0.9.3}{2019/07/13}{circuitikz-0.9.3-body.tex}
\DeclareRelease{v0.9.3}{2019/07/13}{circuitikz-0.9.3-body.tex}
\DeclareRelease{0.9.6}{2019/11/09}{circuitikz-0.9.6-body.tex}
\DeclareRelease{v0.9.6}{2019/11/09}{circuitikz-0.9.6-body.tex}
\DeclareRelease{1.0}{2020/02/04}{circuitikz-1.0-body.tex}
\DeclareRelease{v1.0}{2020/02/04}{circuitikz-1.0-body.tex}
\DeclareRelease{1.1.2}{2020/05/17}{circuitikz-1.1.2-body.tex}
\DeclareRelease{v1.1.2}{2020/05/17}{circuitikz-1.1.2-body.tex}
\DeclareRelease{1.2.7}{2020/12/27}{circuitikz-1.2.7-body.tex}
\DeclareRelease{v1.2.7}{2020/12/27}{circuitikz-1.2.7-body.tex}
\DeclareRelease{1.4.6}{2022/02/04}{circuitikz-1.4.6-body.tex}
\DeclareRelease{v1.4.6}{2022/02/04}{circuitikz-1.4.6-body.tex}
\DeclareRelease{1.7.2}{2025/03/21}{circuitikz-1.7.2-body.tex}
\DeclareRelease{v1.7.2}{2025/03/21}{circuitikz-1.7.2-body.tex}
\DeclareCurrentRelease{\pgfcircversion}{\pgfcircversiondate}

\ProvidesPackage{circuitikz}%
[\pgfcircversiondate{} The CircuiTikz circuit drawing package version \pgfcircversion]

%% Version 3.0 of pgf/TikZ is required
\RequirePackage{tikz}
\usetikzlibrary{calc}
%
% "arrows" library is deprecated, and behave badly with
% arrows on short paths. Change to the new arrows.meta
% In pfgcirc.define, we will add the old definition of
% latex' which we have lost in the transition
%
\usetikzlibrary{arrows.meta, bending}
\usetikzlibrary{fpu} % may be needed for use fpu reciprocal (v1.0.1)
%
% global of options (better use styles!)
%
\DeclareOption{european}{\AtEndOfPackage{%
    \ctikzset{voltage=european} \ctikzset{current=european} \ctikzset{inductor=european}
\ctikzset{resistor=european} \ctikzset{logic ports=european} \ctikzset{gas filled surge arrester choice = european}}
}
\DeclareOption{american}{\AtEndOfPackage{%
    \ctikzset{voltage=american} \ctikzset{current=american} \ctikzset{resistor=american} \ctikzset{inductor=american} \ctikzset{gas filled surge arrester choice = american}
\ctikzset{logic ports = american}}
}
%
% voltages
%
\DeclareOption{europeanvoltage}{\AtEndOfPackage{%
    \ctikzset{voltage=european}}
}
\DeclareOption{straightvoltages}{\AtEndOfPackage{%
    \ctikzset{voltage=straight}}
}
\DeclareOption{americanvoltage}{\AtEndOfPackage{%
    \ctikzset{voltage=american}}
}
\DeclareOption{europeanvoltages}{\AtEndOfPackage{%
    \ctikzset{voltage=european}}
}
\DeclareOption{americanvoltages}{\AtEndOfPackage{%
    \ctikzset{voltage=american}}
}
% Voltage directions
\DeclareOption{oldvoltagedirection}{\AtEndOfPackage{%
    \pgf@circ@oldvoltagedirectiontrue
    \pgf@circ@explicitvdirtrue
    \pgf@circ@fixbatteriesfalse}
}
\DeclareOption{nooldvoltagedirection}{\AtEndOfPackage{%
    \pgf@circ@oldvoltagedirectionfalse
    \pgf@circ@explicitvdirtrue
    \pgf@circ@fixbatteriesfalse}
}
\DeclareOption{RPvoltages}{\AtEndOfPackage{%
    \pgf@circ@oldvoltagedirectiontrue
    \pgf@circ@explicitvdirtrue
    \pgf@circ@fixbatteriestrue}
}
\DeclareOption{EFvoltages}{\AtEndOfPackage{%
    \pgf@circ@oldvoltagedirectionfalse
    \pgf@circ@explicitvdirtrue
    \pgf@circ@fixbatteriestrue}
}
%
% currents
%
\DeclareOption{europeancurrent}{\AtEndOfPackage{%
    \ctikzset{current = european}}
}
\DeclareOption{americancurrent}{\AtEndOfPackage{%
    \ctikzset{current = american}}
}
\DeclareOption{europeancurrents}{\AtEndOfPackage{%
    \ctikzset{current = european}}
}
\DeclareOption{americancurrents}{\AtEndOfPackage{%
    \ctikzset{current = american}}
}
%
% resistors
%
\DeclareOption{americanresistor}{\AtEndOfPackage{%
    \ctikzset{resistor = american}}
}
\DeclareOption{europeanresistor}{\AtEndOfPackage{%
    \ctikzset{resistor = european}}
}
\DeclareOption{americanresistors}{\AtEndOfPackage{%
    \ctikzset{resistor = american}}
}
\DeclareOption{europeanresistors}{\AtEndOfPackage{%
    \ctikzset{resistor = european}}
}
%
% inductors
%
\DeclareOption{americaninductor}{\AtEndOfPackage{%
    \ctikzset{inductor = american}}
}
\DeclareOption{europeaninductor}{\AtEndOfPackage{%
    \ctikzset{inductor = european}}
}
\DeclareOption{cuteinductor}{\AtEndOfPackage{%
    \ctikzset{inductor = cute}}
}
\DeclareOption{americaninductors}{\AtEndOfPackage{%
    \ctikzset{inductor = american}}
}
\DeclareOption{europeaninductors}{\AtEndOfPackage{%
    \ctikzset{inductor = european}}
}
\DeclareOption{cuteinductors}{\AtEndOfPackage{%
    \ctikzset{inductor = cute}}
}
%
% logic ports
%
\DeclareOption{americanport}{\AtEndOfPackage{%
    \ctikzset{logic ports = american}}
}
\DeclareOption{europeanport}{\AtEndOfPackage{%
    \ctikzset{logic ports = european}}
}
\DeclareOption{americanports}{\AtEndOfPackage{%
    \ctikzset{logic ports = american}}
}
\DeclareOption{europeanports}{\AtEndOfPackage{%
    \ctikzset{logic ports = european}}
}
%
% surge arresters (really?)
%
\DeclareOption{americangfsurgearrester}{\AtEndOfPackage{%
    \ctikzset{gas filled surge arrester choice = american}}
}
\DeclareOption{europeangfsurgearrester}{\AtEndOfPackage{%
    \ctikzset{gas filled surge arrester choice = european}}
}
%
% diodes
%
\DeclareOption{fulldiodes}{\AtEndOfPackage{%
    \ctikzset{diode = full}}
}
\DeclareOption{emptydiodes}{\AtEndOfPackage{%
    \ctikzset{diode = empty}}
}
\DeclareOption{strokediodes}{\AtEndOfPackage{%
    \ctikzset{diode = stroke}}
}
\DeclareOption{fulldiode}{\AtEndOfPackage{%
    \ctikzset{diode = full}}
}
\DeclareOption{emptydiode}{\AtEndOfPackage{%
    \ctikzset{diode = empty}}
}
\DeclareOption{strokediode}{\AtEndOfPackage{%
    \ctikzset{diode = stroke}}
}
%
% MOSes and FETs
%
\DeclareOption{arrowmos}{\AtEndOfPackage{%
    \pgf@circuit@mos@arrowstrue}
}
\DeclareOption{noarrowmos}{\AtEndOfPackage{%
    \pgf@circuit@mos@arrowsfalse}
}
\DeclareOption{fetbodydiode}{\AtEndOfPackage{%
    \pgf@circuit@fet@bodydiodetrue}
}
\DeclareOption{nofetbodydiode}{\AtEndOfPackage{%
    \pgf@circuit@fet@bodydiodefalse}
}
\DeclareOption{fetsolderdot}{\AtEndOfPackage{%
    \pgf@circuit@fet@solderdottrue}
}
\DeclareOption{nofetsolderdot}{\AtEndOfPackage{%
    \pgf@circuit@fet@solderdotfalse}
}
\DeclareOption{emptypmoscircle}{\AtEndOfPackage{%
    \pgf@circuit@pmos@emptycircletrue}
}
\DeclareOption{lazymos}{\AtEndOfPackage{%
    \ctikzset{tripoles/nmos/width=.5}
    \ctikzset{tripoles/nmos/gate height=.35}
    \ctikzset{tripoles/nmos/base height=.35}
    \ctikzset{tripoles/nmos/height/.initial=1.2}
    \ctikzset{tripoles/nmos/base width=.5}
    \ctikzset{tripoles/nmos/gate width=.65}
    \ctikzset{tripoles/pmos/width=.5}
    \ctikzset{tripoles/pmos/gate height=.35}
    \ctikzset{tripoles/pmos/base height=.35}
    \ctikzset{tripoles/pmos/height/.initial=1.2}
    \ctikzset{tripoles/pmos/base width=.5}
    \ctikzset{tripoles/pmos/gate width=.65}
\pgf@circuit@pmos@emptycircletrue}
}
%
% BJTs labels
%
\DeclareOption{legacytransistorstext}{\AtEndOfPackage{%
    \pgf@circuit@transisors@fixlabelsfalse}
}
\DeclareOption{nolegacytransistorstext}{\AtEndOfPackage{%
    \pgf@circuit@transisors@fixlabelstrue}
}
\DeclareOption{centertransistorstext}{\AtEndOfPackage{%
    \pgf@circuit@transisors@fixlabelstrue}
}
%
% labels
%
\DeclareOption{straightlabels}{\AtEndOfPackage{%
    \ctikzset{label/align = straight}}
}
\DeclareOption{rotatelabels}{\AtEndOfPackage{%
    \ctikzset{label/align = rotate}}
}
\DeclareOption{smartlabels}{\AtEndOfPackage{%
    \ctikzset{label/align = smart}}
}
%
% Several options (better use styles)
%
\DeclareOption{betterproportions}{\AtEndOfPackage{%
    \ctikzset{monopoles/ground/width/.initial=.15}
    \ctikzset{bipoles/resistor/height/.initial=.23}
    \ctikzset{bipoles/resistor/width/.initial=.6}
    \ctikzset{bipoles/capacitor/height/.initial=.4}
    \ctikzset{bipoles/capacitor/width/.initial=.1}
    \ctikzset{bipoles/potentiometer/height/.initial=.6}
    \ctikzset{bipoles/potentiometer/height 2/.initial=.23}
    \ctikzset{bipoles/potentiometer/width/.initial=.6}
    \ctikzset{bipoles/photoresistor/height/.initial=.6}
    \ctikzset{bipoles/photoresistor/height 2/.initial=.23}
    \ctikzset{bipoles/photoresistor/width/.initial=.6}
    \ctikzset{bipoles/thermistor/main/.initial=.7}
    \ctikzset{bipoles/thermistor/height/.initial=.328}%.23/.7
    \ctikzset{bipoles/thermistor/width/.initial=.6}
    \ctikzset{bipoles/thermistorntc/width/.initial=.6}
    \ctikzset{bipoles/thermistorntc/main/.initial=.7}
    \ctikzset{bipoles/thermistorntc/height/.initial=.328}%.23/.7
    \ctikzset{bipoles/thermistorntc/height 2/.initial=.75}%.23/.7
    \ctikzset{bipoles/thermistorptc/width/.initial=.6}
    \ctikzset{bipoles/thermistorptc/main/.initial=.7}
    \ctikzset{bipoles/thermistorptc/height/.initial=.328}%.23/.7
    \ctikzset{bipoles/varistor/main/.initial=.7}
    \ctikzset{bipoles/varistor/height/.initial=.328}%.23/.7
    \ctikzset{bipoles/varistor/width/.initial=.6}
    \ctikzset{bipoles/vresistor/height/.initial=.45}
    \ctikzset{bipoles/vresistor/width/.initial=.6}
    \ctikzset{bipoles/generic/height/.initial=.23}
    \ctikzset{bipoles/generic/width/.initial=.6}
    \ctikzset{bipoles/generic potentiometer/height/.initial=.6}
    \ctikzset{bipoles/generic potentiometer/height 2/.initial=.23}
    \ctikzset{bipoles/generic potentiometer/width/.initial=.6}
    \ctikzset{bipoles/ageneric/height/.initial=.23}
    \ctikzset{bipoles/ageneric/width/.initial=.6}
    \ctikzset{bipoles/memristor/height/.initial=.23}
    \ctikzset{bipoles/memristor/wave height/.initial=.375}
    \ctikzset{bipoles/memristor/width/.initial=.60}
    \ctikzset{bipoles/tgeneric/height/.initial=.525}
    \ctikzset{bipoles/tgeneric/width/.initial=.6}
    \ctikzset{bipoles/tfullgeneric/height/.initial=.525}
    \ctikzset{bipoles/tfullgeneric/width/.initial=.60}
    \ctikzset{bipoles/fullgeneric/height/.initial=.23}
    \ctikzset{bipoles/fullgeneric/width/.initial=.6}
    \ctikzset{bipoles/diode/height/.initial=.3}
    \ctikzset{bipoles/diode/width/.initial=.25}
    \ctikzset{bipoles/bidirectionaldiode/height/.initial=.66}
    \ctikzset{bipoles/bidirectionaldiode/width/.initial=.6}
    \ctikzset{bipoles/bidirectionaldiode/diode width left/.initial=.3}
    \ctikzset{bipoles/bidirectionaldiode/diode width right/.initial=.3}
    \ctikzset{tripoles/thyristor/height/.initial=.66}
    \ctikzset{tripoles/thyristor/height 2/.initial=.3}
    \ctikzset{tripoles/thyristor/width/.initial=.6}
    \ctikzset{tripoles/thyristor/diode height/.initial=.3}
    \ctikzset{tripoles/thyristor/diode width left/.initial=.4}
    \ctikzset{tripoles/thyristor/diode width right/.initial=.3}
    \ctikzset{tripoles/triac/height/.initial=.66}
    \ctikzset{tripoles/triac/width/.initial=.6}
    \ctikzset{tripoles/triac/diode width left/.initial=.3}
    \ctikzset{tripoles/triac/diode width right/.initial=.3}}
}
% This is a nice hack that prints all the shapes declared
% by the package. Very useful for coverage testing and debugging.
%
% \let\origpgfdeclareshape=\pgfdeclareshape
% \def\pgfdeclareshape#1{%
%     \typeout{SHAPE:\space"#1"}%
%     \origpgfdeclareshape{#1}
% }
%
%
%%%%%%%%%
%%% These is the only direct options!
\DeclareOption{siunitx}{
    \pgf@circ@siunitxtrue
}
\DeclareOption{nosiunitx}{
    \pgf@circ@siunitxfalse
}
\DeclareOption{compatibility}{
    \pgf@circuit@compattrue
}


%% we have to load this before options to define the magics for compatibility
\input pgfcirc.defines.tex

% setup option defaults and process them
% notice that the default is nooldvoltagedirection; it's not explicitly set to allow for the warning
\ExecuteOptions{nofetbodydiode, nofetsolderdot, europeancurrents, europeanvoltages, americanports, americanresistors, cuteinductors ,europeangfsurgearrester, nosiunitx, noarrowmos, smartlabels}
\ProcessOptions\relax

\input pgfcircutils.tex
\input pgfcircpath.tex

\input pgfcircshapes.tex
\input pgfcircmonopoles.tex
\input pgfcircbipoles.tex
\input pgfcirctripoles.tex
\input pgfcircquadpoles.tex
\input pgfcircmultipoles.tex

\input pgfcirclabel.tex
\input pgfcircvoltage.tex
\input pgfcirccurrent.tex
\input pgfcircflow.tex

\ifpgf@circ@siunitx
    \RequirePackage{xstring}[2009/03/13]
    %\expandafter\let\csname angstrom\endcsname\relax
    \RequirePackage{siunitx}
\fi

%% This should be executed *after* all the options!
%
% Remove the warning; nobody cares.
%
% \AtEndOfPackage{%
% \ifpgf@circ@explicitvdir\else
%     \PackageWarningNoLine{circuitikz}{%
%         You did not specify one of the voltage directions:\MessageBreak
%         \space\space    oldvoltagedirection, nooldvoltagedirection, \MessageBreak
%         \space\space    RPvoltages or EFvoltages \MessageBreak
%         Default directions may have changed, \MessageBreak
%         please check the manual%
%     }
% \fi
% }

\newenvironment{circuitikz}{\begin{tikzpicture}}{\end{tikzpicture}}
%override (unused) circuitikz environment for compability to externalization)
\let\circuitikz\tikzpicture
\let\endcircuitikz\endtikzpicture

\endinput
