tikz-trackschematic/src/tikzlibrarytrackschematic.t...

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%% symbol library for TikZ track schematics
%
% Copyright (c) 2018 - 2022, Martin Scheidt (ISC license)
%
% Permission to use, copy, modify, and/or distribute this file for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
%
\ProvidesFileRCS{tikzlibrarytrackschematic.trafficcontrol.code.tex}%
%
%%%%%%%%%%%%%%%
% Requirements
%%%%%%%%%%%%%%%
\RequirePackage{tikz,etoolbox}%
\usetikzlibrary{calc}%
%
%%%%%%%%%%%%%%%
% tikz keys for multiple use
%%%%%%%%%%%%%%%
\pgfkeys{%
/tikz/trackschematic/.is family,%
/tikz/trackschematic/.cd,%
%% face
face/.value required,% forward OR backward
face/.store in=\face,% forward OR backward
/tikz/face/.forward to=/tikz/trackschematic/face,%
/tikz/forward/.code={\pgfkeys{/tikz/trackschematic/face=forward}},%
/tikz/backward/.code={\pgfkeys{/tikz/trackschematic/face=backward}},%
/tikz/bidirectional/.code={\pgfkeys{/tikz/trackschematic/face=bidirectional}},%
%% traffic practice
traffic practice/.value required,% left OR right
traffic practice/.store in=\trafficpractice,%
traffic practice=right,% DEFAULT
/tikz/traffic practice/.forward to=/tikz/trackschematic/traffic practice,%
/tikz/position/.forward to=/tikz/trackschematic/traffic practice,%
%% label
shift label/.store in=\labelcoord,% (coord)
shift label=(none),% DEFAULT
/tikz/shift label/.forward to=/tikz/trackschematic/shift label,%
}%
%
\pgfkeys{%
/tikz/trackschematic/trafficcontrol/.is family,%
/tikz/trackschematic/trafficcontrol/.cd,%
%% type
type/.value required,% balise OR loop
type/.store in=\type,% balise OR loop
/tikz/type/.forward to=/tikz/trackschematic/trafficcontrol/type,%
%% block signal type
block type/.value forbidden,%
block type/.code={\settoggle{is_block_type}{true}},%
/tikz/block/.forward to=/tikz/trackschematic/trafficcontrol/block type,%
%% route signal type
route type/.value forbidden,%
route type/.code={\settoggle{is_route_type}{true}},%
/tikz/route/.forward to=/tikz/trackschematic/trafficcontrol/route type,%
}%
% options
\newtoggle{is_block_type}\settoggle{is_block_type}{false}%
\newtoggle{is_route_type}\settoggle{is_route_type}{false}%
%%%%%%%%%%%%%%%
% symbol signal
%%%%%%%%%%%%%%%
% command
\newcommand\signal{}% just for safety
\def\signal[#1]#2(#3)#4(#5){% \signal[options] at (coord) label (name);
\pic[#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\distantsignal{}% just for safety
\def\distantsignal[#1]#2(#3)#4(#5){% \distantsignal[options] at (coord) label (name);
\pic[distant,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\speedsign{}% just for safety
\def\speedsign[#1]#2(#3)#4(#5){% \speedsign[options] at (coord) label (name);
\pic[speed type,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\speedsignal{}% just for safety
\def\speedsignal[#1]#2(#3)#4(#5){% \speedsignal[options] at (coord) label (name);
\pic[speed type,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\speeddistantsignal{}% just for safety
\def\speeddistantsignal[#1]#2(#3)#4(#5){% \speedsignal[options] at (coord) label (name);
\pic[speed type,distant,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\blocksignal{}% just for safety
\def\blocksignal[#1]#2(#3)#4(#5){% \blocksignal[options] at (coord) label (name);
\pic[block,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\routesignal{}% just for safety
\def\routesignal[#1]#2(#3)#4(#5){% \routesignal[options] at (coord) label (name);
\pic[route,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\shuntsignal{}% just for safety
\def\shuntsignal[#1]#2(#3)#4(#5){% \shuntsignal[options] at (coord) label (name);
\pic[shunting,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\shuntlimit{}% just for safety
\def\shuntlimit[#1]#2(#3)#4(#5){% \shuntlimit[options] at (coord) label (name);
\pic[shunt limit,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\berthsignal{}% just for safety
\def\berthsignal[#1]#2(#3)#4(#5){% \berthsignal[options] at (coord) label (name);
\pic[berth,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
\newcommand\berthsign{}% just for safety
\def\berthsign[#1]#2(#3)#4(#5){% \berthsign[options] at (coord) label (name);
\pic[berth,#1] at (#3) {signal={#2/#4/#5}}% symbol
}%
% tikz keys
\pgfkeys{%
/tikz/trackschematic/trafficcontrol/signal/.is family,%
/tikz/trackschematic/trafficcontrol/signal/.cd,%
%% distant signal type
distant type/.value forbidden,%
distant type/.code={\settoggle{is_distant_type}{true}},%
/tikz/distant/.forward to=/tikz/trackschematic/trafficcontrol/signal/distant type,%
%% block signal type
speed type/.value forbidden,%
speed type/.code={\settoggle{is_speed_type}{true}},%
/tikz/speed type/.forward to=/tikz/trackschematic/trafficcontrol/signal/speed type,%
%% shunting signal type
shunting type/.value forbidden,%
shunting type/.code={\settoggle{is_shunting_type}{true}},%
/tikz/shunting/.forward to=/tikz/trackschematic/trafficcontrol/signal/shunting type,%
%% shunting signal type
shunt limit/.value forbidden,%
shunt limit/.code={\settoggle{is_shunt_limit}{true}},%
/tikz/shunt limit/.forward to=/tikz/trackschematic/trafficcontrol/signal/shunt limit,%
%% berth signal type
berth type/.value forbidden,%
berth type/.code={\settoggle{is_berth_type}{true}},%
/tikz/berth/.forward to=/tikz/trackschematic/trafficcontrol/signal/berth type,%
%% speed value
speed/.store in=\speed,% number
speed=,% number
/tikz/speed/.forward to=/tikz/trackschematic/trafficcontrol/signal/speed,%
%% speed value
distant speed/.store in=\distantspeed,% number
distant speed=,% number
/tikz/distant speed/.forward to=/tikz/trackschematic/trafficcontrol/signal/distant speed,%
%% locked signal
locked/.value forbidden,%
locked/.code={\settoggle{is_locked}{true}},%
/tikz/locked/.forward to=/tikz/trackschematic/trafficcontrol/signal/locked,%
}%
% options
\newtoggle{is_distant_type}\settoggle{is_distant_type}{false}%
\newtoggle{is_speed_type}\settoggle{is_speed_type}{false}%
\newtoggle{is_shunting_type}\settoggle{is_shunting_type}{false}%
\newtoggle{is_shunt_limit}\settoggle{is_shunt_limit}{false}%
\newtoggle{is_berth_type}\settoggle{is_berth_type}{false}%
\newtoggle{is_locked}\settoggle{is_locked}{false}%
% symbol definition
\tikzset{% generic symbol
pics/signal/.default=,%
pics/signal/.style args={#1/#2/#3}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
\def\align{left}%
\def\rotate{-90}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
\def\align{right}%
\def\rotate{90}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
\tikzset{every path/.style={draw=foreground,line width=1pt}};%
\tikzset{every node/.style={text=foreground,inner sep=1pt}};%
%% signal pole
\path (0,0) -- ++($\trafficfactor*\facefactor*(0,-0.4)$) -- ++($\facefactor*(0.7,0)$);% signal pole
%
%% label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
\coordinate (ts-s-l) at ($\trafficfactor*\facefactor*(0,-0.4)$);%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (ts-s-l) at ($(ts-s-l)+(\x1,\y1)$);%
}%
\node[\align] at (ts-s-l) {\footnotesize \labelcontent};%
}%
\tikzset{every path/.style={draw=foreground,line width=1pt,fill=background},rounded corners=0.1pt};%
%% signal marker
\iftoggle{is_distant_type}{% marker for distant signal
\path ($\trafficfactor*\facefactor*(0,-0.4) + \facefactor*(0.35,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.2) + \facefactor*(0.35,0)$) --%
++($\trafficfactor*\facefactor*(0, 0.4)$) -- cycle;% signal marker
%
}{}%
\iftoggle{is_speed_type}{% marker for speed signal
\path ($\trafficfactor*\facefactor*(0,-0.2) + \facefactor*(0.35,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.4)$) --%
++($\trafficfactor*\facefactor*(0, 0.2) + \facefactor*(0.35,0)$) -- cycle;% signal marker
%
}{}%
\iftoggle{is_block_type}{% marker for block signal
\path ($\trafficfactor*\facefactor*(0,-0.6) + \facefactor*(0.7,0)$) rectangle%
++($\trafficfactor*\facefactor*(0, 0.4) + \facefactor*(0.4,0)$);% signal marker
%
}{}%
\iftoggle{is_route_type}{% marker for route signal
\path ($\trafficfactor*\facefactor*(0,-0.4) + \facefactor*(0.9,0)$) circle (0.2);% signal marker
%
}{}%
\iftoggle{is_shunting_type}{% marker for shunting signal
\path ($\trafficfactor*\facefactor*(0,-0.3) + \facefactor*(0.6,0)$) circle (0.1);% signal marker
%
}{}%
\iftoggle{is_shunt_limit}{% marker for shunting signal
\tikzset{semicircle/.pic={\path (0,0) arc (180:0:0.1) -- cycle;};}%
\pgfmathsetmacro{\trafficfactorTEST}{-1}%
\ifdefequal{\trafficfactor}{\trafficfactorTEST}{%
\pgfmathsetmacro{\trafficfactorX}{-2}%
}{%
\pgfmathsetmacro{\trafficfactorX}{1}%
}%
\pic[rotate=\rotate] at ($\trafficfactorX*\facefactor*(0,-0.2) + \facefactor*(0.6,0)$) {semicircle}; % signal marker
%
}{}%
\iftoggle{is_berth_type}{% marker for berth signal
\path ($\trafficfactor*\facefactor*(0,-0.575) + \facefactor*(0.3,0)$) rectangle%
++($\trafficfactor*\facefactor*(0, 0.35 ) + \facefactor*(0.5,0)$);% % signal marker
\path[line width=0.75pt] ($\trafficfactor*\facefactor*(0,-0.3) + \facefactor*(0.375,0)$) -- ++($\facefactor*(0.35,0)$);%
\path[line width=0.75pt] ($\trafficfactor*\facefactor*(0,-0.5) + \facefactor*(0.55 ,0)$) -- ++($\trafficfactor*\facefactor*(0,0.2)$);%
\path[line width=0.75pt] ($\trafficfactor*\facefactor*(0,-0.5) + \facefactor*(0.375,0)$) -- ++($\facefactor*(0.35,0)$);%
%
}{}%
%% speed indicator
\ifdefstring{\speed}{}{}{% speed NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
\iftoggle{is_speed_type}{% marker for speed signal
\node[rotate=\rotate] at ($\trafficfactor*\facefactor*(0,-0.4) + \facefactor*(0.85,0)$) {\speed};%
}{%
\iftoggle{is_shunting_type}{}{% is NOT shunting tyoe
\node[rotate=\rotate] at ($\trafficfactor*\facefactor*(0,-0.4) + \facefactor*(1.3,0)$) {\speed};%
}%
}%
}%
\ifdefstring{\distantspeed}{}{}{% distant speed NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground,fill=background,inner sep=0.5pt}};%
\node[rotate=\rotate] at ($\trafficfactor*\facefactor*(0,-0.4) + \facefactor*(0.2,0)$) {\distantspeed};%
}%
%% locked
\iftoggle{is_locked}{% marker for route signal
\iftoggle{is_block_type}{% marker for block signal
\path ($\trafficfactor*\facefactor*(0,-0.2) + \facefactor*(0.9,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.4)$);% signal aspect
}{}%
\iftoggle{is_route_type}{% marker for route signal
\path ($\trafficfactor*\facefactor*(0,-0.2) + \facefactor*(0.9,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.4)$);% signal aspect
}{}%
\iftoggle{is_shunting_type}{%
\path ($\trafficfactor*\facefactor*(0,-0.2) + \facefactor*(0.6,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.2)$);% signal aspect
}{}%
}{}%
}},% end pics/signal/.style args={#1/#2/#3}
% symbology entry
symbology_distant_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\distantsignal[forward] at (3,0) label ();%
},%
% symbology entry
symbology_distant_speed_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\distantsignal[forward,distant speed={s}] at (3,0) label ();%
},%
% symbology entry
symbology_speed_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\speedsignal[forward,speed={s}] at (3,0) label ();%
},%
% symbology entry
symbology_block_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\blocksignal[forward] at (3,0) label ();%
},%
% symbology entry
symbology_route_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\routesignal[forward] at (3,0) label ();%
},%
% symbology entry
symbology_combined_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\signal[distant,block,route,forward,distant speed={ds},speed={s}] at (3,0) label ();%
},%
% symbology entry
symbology_shunt_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\shuntsignal[forward] at (3,0) label ();%
},%
% symbology entry
symbology_locked_shunt_signal/.pic = {%
\maintrack (0,0) -- (6,0);%
\shuntsignal[forward,locked] at (3,0) label ();%
},%
% symbology entry
symbology_shunt_limit/.pic = {%
\maintrack (0,0) -- (6,0);%
\shuntlimit[forward] at (3,0) label ();%
},%
% symbology entry
symbology_train_berth_sign/.pic = {%
\maintrack (0,0) -- (6,0);%
\berthsignal[forward] at (3,0) label ();%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol clearing point
%%%%%%%%%%%%%%%
% command
\newcommand\clearingpoint{}% just for safety
\def\clearingpoint[#1]#2(#3)#4(#5){% \clearingpoint[options] at (coord) label (name);
\pic[standard,#1] at (#3) {clearing_point={#2/#4/#5}}% symbol
}%
\newcommand\blockclearing{}% just for safety
\def\blockclearing[#1]#2(#3)#4(#5){% \blockclearing[options] at (coord) label (name);
\pic[block,#1] at (#3) {clearing_point={#2/#4/#5}}% symbol
}%
\newcommand\routeclearing{}% just for safety
\def\routeclearing[#1]#2(#3)#4(#5){% \routeclearing[options] at (coord) label (name);
\pic[route,#1] at (#3) {clearing_point={#2/#4/#5}}% symbol
}%
\pgfkeys{%
/tikz/trackschematic/trafficcontrol/clearing point/.is family,%
/tikz/trackschematic/trafficcontrol/clearing point/.cd,%
%% standard type
standard type/.value forbidden,%
standard type/.code={\settoggle{is_standard_type}{true}},%
/tikz/standard/.forward to=/tikz/trackschematic/trafficcontrol/clearing point/standard type,%
}%
% options
\newtoggle{is_standard_type}\settoggle{is_standard_type}{false}%
% symbol definition
\tikzset{%
pics/clearing_point/.default=,%
pics/clearing_point/.style args={#1/#2/#3}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% face setup
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
}{% default case
\pgfmathsetmacro{\facefactor}{1}%
}% end \ifdefstring{\face}
\tikzset{every path/.style={draw=foreground,line width=1pt}};%
%% marker
\path ($\trafficfactor*\facefactor*(0,-0.1)$) -- ++($\trafficfactor*\facefactor*(0,0.2)$);% marker
%% sign
\iftoggle{is_standard_type}{% marker for block signal
\path ($\trafficfactor*\facefactor*(0,-0.1) + \facefactor*(0.1,0)$) -- ++($\facefactor*(-0.2,0)$);% sign
}{}%
\iftoggle{is_block_type}{% marker for block signal
\path ($\trafficfactor*\facefactor*(0,-0.1)$) --%
++($\trafficfactor*\facefactor*(0,-0.1) + \facefactor*(-0.1,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.1) + \facefactor*( 0.1,0)$) --%
++($\trafficfactor*\facefactor*(0, 0.1) + \facefactor*( 0.1,0)$) -- cycle;% sign
}{}%
\iftoggle{is_route_type}{% marker for route signal
\path ($\trafficfactor*\facefactor*(0,-0.2)$) circle (0.1);% sign
}{}%
%% label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
\coordinate (ts-cp-l) at ($\trafficfactor*\facefactor*(0,0.25)$);%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (ts-cp-l) at ($(ts-cp-l)+(\x1,\y1)$);%
}%
\node at (ts-cp-l) {\footnotesize \labelcontent};%
}%
}},% end pics/clearing_point/.style args={#1/#2/#3}
% symbology entry
symbology_clearing_point/.pic = {%
\maintrack (0,0) -- (6,0);%
\clearingpoint[forward] at (3,0) label ();%
},%
% symbology entry
symbology_block_clearing_point/.pic = {%
\maintrack (0,0) -- (6,0);%
\blockclearing[forward] at (3,0) label ();%
},%
% symbology entry
symbology_route_clearing_point/.pic = {%
\maintrack (0,0) -- (6,0);%
\routeclearing[forward] at (3,0) label ();%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol trackloop
%%%%%%%%%%%%%%%
% command
\newcommand\trackloop{}% just for safety
\def\trackloop[#1]#2(#3)#4(#5){% \trackloop[options] at (coord) label (name);
\pic[#1] at (#3) {trackloop={#2/#4/#5}}% symbol
}%
% symbol definition
\tikzset{%
pics/trackloop/.default=,%
pics/trackloop/.style args={#1/#2/#3}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% marker
\tikzset{every path/.style={draw=foreground}};%
\path[line width=1pt] ($\trafficfactor*(0,-0.175)$) -- ++(-0.0625,-0.0625) -- ++(-0.2,0) -- ++(-0.125,0.125) -- ++(-0.1,0) -- ++(0,-0.125) -- ++(0.1,0) -- ++(0.125,0.125) -- ++(0.2,0) -- ++(0.125,-0.125) -- ++(0.2,0) -- ++(0.125,0.125) -- ++(0.1,0) -- ++(0,-0.125) -- ++(-0.1,0) -- ++(-0.125,0.125) -- ++(-0.2,0) -- cycle;% loop marker
%% label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
\coordinate (ts-tm-l) at ($\trafficfactor*(0,0.25)$);%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (ts-tm-l) at ($(ts-tm-l)+(\x1,\y1)$);%
}%
\node at (ts-tm-l) {\footnotesize \labelcontent};%
}%
}},% end pics/transmitter/.style args={#1/#2/#3}
% symbology entry
symbology_trackloop/.pic = {%
\maintrack (0,0) -- (6,0);%
\trackloop[forward] at (3,0) label ();%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol balise
%%%%%%%%%%%%%%%
% command
\newcommand\balise{}% just for safety
\def\balise[#1]#2(#3)#4(#5){% \balise[options] at (coord) label (name);
\pic[#1] at (#3) {balise={#2/#4/#5}}% symbol
}%
\pgfkeys{%
/tikz/trackschematic/trafficcontrol/.is family,%
/tikz/trackschematic/trafficcontrol/.cd,%
%% route signal type
switched/.value forbidden,%
switched/.code={\settoggle{switched}{true}},%
/tikz/switched/.forward to=/tikz/trackschematic/trafficcontrol/switched,%
%% balises along the direction
along/.store in=\along,% array of integer
along=none,% DEFAULT
/tikz/along/.forward to=/tikz/trackschematic/trafficcontrol/along,%
%% balises oppose the direction
oppose/.store in=\oppose,% array of integer
oppose=none,% DEFAULT
/tikz/oppose/.forward to=/tikz/trackschematic/trafficcontrol/oppose,%
%% balises along the direction
along switched/.store in=\alongswitched,% array of integer
along switched=none,% DEFAULT
/tikz/along switched/.forward to=/tikz/trackschematic/trafficcontrol/along switched,%
%% balises oppose the direction
oppose switched/.store in=\opposeswitched,% array of integer
oppose switched=none,% DEFAULT
/tikz/oppose switched/.forward to=/tikz/trackschematic/trafficcontrol/oppose switched,%
%% display index number
index number/.value forbidden,%
index number/.code={\settoggle{index_number}{true}},%
/tikz/index/.forward to=/tikz/trackschematic/trafficcontrol/index number,%
}%
% options
\newtoggle{unnumberd}\settoggle{unnumberd}{true}% DEFAULT
\newtoggle{switched}\settoggle{switched}{false}%
\newtoggle{index_number}\settoggle{index_number}{false}%
% symbol definition
\tikzset{%
pics/balise/.default=,%
pics/balise/.style args={#1/#2/#3}{code={%
%%
%%%%%%%[steps]%%%%%%
%% 0. setup settings
%% 1. draw marker
%% 2. draw label
%%%%%%%%%%%%%%%%%%%%
%% 0. settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%%
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
%%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%%
%% number of balises known?
\ifdefstring{\along}{none}{}{% a number has been set
\settoggle{unnumberd}{false}%
}%
%% number of balises known?
\ifdefstring{\oppose}{none}{}{% a number has been set
\settoggle{unnumberd}{false}%
}%
%% number of balises known?
\ifdefstring{\alongswitched}{none}{}{% a number has been set
\settoggle{unnumberd}{false}%
}%
%% number of balises known?
\ifdefstring{\opposeswitched}{none}{}{% a number has been set
\settoggle{unnumberd}{false}%
}%
%%
%%%%%%%%%%%%%%%%%%%%
%% 1. marker
\tikzset{every path/.style={draw=foreground,line width=0.75pt,rounded corners=0.2pt}};%
%%
\iftoggle{unnumberd}{% no number has been set
%% marker for undefined balises
\path[fill=background] ($(-0.3,0)$) rectangle ($\trafficfactor*\facefactor*(0,-0.25) + (0.3,0)$);% balise marker
\iftoggle{switched}{% balises can be switched
\path[fill=foreground] ($\trafficfactor*\facefactor*(0,-0.075) + (-0.225,0)$) rectangle%
($\trafficfactor*\facefactor*(0,-0.175) + ( 0.225,0)$);% switch marker
}{}%
}{% a number has been set
%% marker for numbered balises
\ifdefstring{\along}{none}{}{
\foreach \n in \along{%
\path[fill=background] ($\n*\facefactor*(0.2,0)$) rectangle%
($\n*\facefactor*(0.2,0) + (0.2 ,0) + \trafficfactor*\facefactor*(0,-0.25)$);% balise marker
\iftoggle{index_number}{%
\node[text=foreground] at ($\n*\facefactor*(0.2,0) + (0.1,0) + \trafficfactor*\facefactor*(0,-0.125)$) {\tiny\n};%
}{}%
}%
}%
\ifdefstring{\oppose}{none}{}{
\foreach \n in \oppose{%
\path[fill=background] ($\n*\facefactor*(0.2,0)$) rectangle%
($\n*\facefactor*(0.2,0) + (0.2 ,0) + \trafficfactor*\facefactor*(0,0.25)$);% balise marker
\iftoggle{index_number}{%
\node[text=foreground] at ($\n*\facefactor*(0.2,0) + (0.1,0) + \trafficfactor*\facefactor*(0,0.125)$) {\tiny\n};%
}{}%
}%
}%
\ifdefstring{\alongswitched}{none}{}{
\foreach \n in \alongswitched{%
\path[fill=background] ($\n*\facefactor*(0.2,0)$) rectangle%
($\n*\facefactor*(0.2,0) + (0.2 ,0) + \trafficfactor*\facefactor*(0,-0.25)$);% balise marker
\path[fill=foreground] ($\n*\facefactor*(0.2,0) + (0.05,0) + \trafficfactor*\facefactor*(0,-0.05)$) rectangle%
($\n*\facefactor*(0.2,0) + (0.15,0) + \trafficfactor*\facefactor*(0,-0.2)$);% switch marker
\iftoggle{index_number}{%
\node[text=background] at ($\n*\facefactor*(0.2,0) + (0.1,0) + \trafficfactor*\facefactor*(0,-0.125)$) {\tiny\n};%
}{}%
}%
}%
\ifdefstring{\opposeswitched}{none}{}{
\foreach \n in \opposeswitched{%
\path[fill=background] ($\n*\facefactor*(0.2,0)$) rectangle%
($\n*\facefactor*(0.2,0) + (0.2 ,0) + \trafficfactor*\facefactor*(0,0.25)$);% balise marker
\path[fill=foreground] ($\n*\facefactor*(0.2,0) + (0.05,0) + \trafficfactor*\facefactor*(0,0.05)$) rectangle%
($\n*\facefactor*(0.2,0) + (0.15,0) + \trafficfactor*\facefactor*(0,0.2)$);% switch marker
\iftoggle{index_number}{%
\node[text=background] at ($\n*\facefactor*(0.2,0) + (0.1,0) + \trafficfactor*\facefactor*(0,0.125)$) {\tiny\n};%
}{}%
}%
}%
}%
%%
%%%%%%%%%%%%%%%%%%%%
%% 2. label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
%% coord
\iftoggle{unnumberd}{% no number has been set
\coordinate (label-coord) at ($\trafficfactor*\facefactor*(0,-0.25)$);%
}{%
\coordinate (label-coord) at ($\trafficfactor*\facefactor*(0,-0.25) + (0.1,0)$);%
}%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (label-coord) at ($(label-coord)+(\x1,\y1)$);%
}%
%% label style
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
%
\ifdefstring{\trafficpractice}{left}{%
\tikzset{every node/.append style={left,align=right}};%
}{%
\tikzset{every node/.append style={right,align=left}};%
}%
\ifdefstring{\face}{forward}{%
\tikzset{every node/.append style={rotate=270}};%
}{%
\tikzset{every node/.append style={rotate=90}};%
}%
%% label
\node at (label-coord) {\footnotesize \labelcontent};%
}%
}},% end pics/balise/.style args={#1/#2/#3}
% symbology entry
symbology_balise_group/.pic = {%
\maintrack (0,0) -- (6,0);%
\balise[forward] at (2,0) label (A);%
\balise[forward,switched] at (4,0) label (B);%
},%
symbology_balise_individual/.pic = {%
\maintrack (0,0) -- (6,0);%
\balise[forward,along={0,1,2}] at (2,0) label (A);%
\balise[forward,along switched={0,1,2}] at (4,0) label (B);%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol view point
%%%%%%%%%%%%%%%
% command
\newcommand\viewpoint{}% just for safety
\def\viewpoint[#1]#2(#3){% \viewpoint[options] at (coord);
\pic[#1] at (#3) {view_point={#2}};% symbol
}%
% symbol definition
\tikzset{%
pics/view_point/.default=,%
pics/view_point/.style args={#1}{code={%
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% arrow
\path[draw=foreground,<-,>=latex,line width=1pt]%
($\facefactor*\trafficfactor*(0,-0.1)$) -- ++($\facefactor*\trafficfactor*(0,-0.3)$) -- ++($\facefactor*(0.2,0)$);% arrow
%% eye
\filldraw[foreground] ($\facefactor*(0.4,0) + \facefactor*\trafficfactor*(0,-0.4)$) circle (0.1);% pupil
\path[draw=foreground, line width=1pt]% eye contour
($\facefactor*(0.4, 0) + \facefactor*\trafficfactor*(0,-0.15)$) .. controls%
($\facefactor*(0.25,0) + \facefactor*\trafficfactor*(0,-0.25)$) and%
($\facefactor*(0.25,0) + \facefactor*\trafficfactor*(0,-0.55)$) ..%
($\facefactor*(0.4, 0) + \facefactor*\trafficfactor*(0,-0.65)$) .. controls%
($\facefactor*(0.55,0) + \facefactor*\trafficfactor*(0,-0.55)$) and%
($\facefactor*(0.55,0) + \facefactor*\trafficfactor*(0,-0.25)$) ..%
($\facefactor*(0.4, 0) + \facefactor*\trafficfactor*(0,-0.15)$) --cycle;% eye contour
}},% END pics/view_point/.style args={#1}
% symbology entry
symbology_view_point/.pic = {%
\maintrack (0,0) -- (6,0);%
\viewpoint[forward] at (3,0);%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol end of authority marker
%%%%%%%%%%%%%%%
% command
\newcommand\movementauthority{}% just for safety
\def\movementauthority[#1]#2(#3)#4(#5){% \movementauthority[options] at (coord) label (name);
\pic[#1] at (#3) {movement_authority_marker={#2/#4/#5}}% symbol
}%
% symbol definition
\tikzset{%
pics/movement_authority_marker/.default=,%
pics/movement_authority_marker/.style args={#1/#2/#3}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
\def\align{left}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
\def\align{right}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
\tikzset{every path/.style={draw=foreground,line width=1pt}};%
%% marker
\path ($\trafficfactor*\facefactor*(0,-0.55) + \facefactor*(0.3,0)$) rectangle%
++($\trafficfactor*\facefactor*(0, 0.3) + \facefactor*(0.3,0)$);%
%% arrow
\path[draw=foreground,<-,>=latex,line width=1pt]%
($\facefactor*\trafficfactor*(0,-0.1)$) -- ++($\facefactor*\trafficfactor*(0,-0.3)$) -- ++($\facefactor*(0.2,0)$);% arrow
%% label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
\coordinate (ts-ma-l) at ($\trafficfactor*\facefactor*(0,-0.6) + \facefactor*(0.3,0)$);%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (ts-ma-l) at ($(ts-ma-l)+(\x1,\y1)$);%
}%
\node[\align] at (ts-ma-l) {\footnotesize \labelcontent};%
}%
}},% END pics/movement_authority_marker/.style args={#1/#2/#3}
% symbology entry
symbology_end_of_authority/.pic = {%
\maintrack (0,0) -- (6,0);%
\movementauthority[forward] at (3,0) label ();%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol braking point
%%%%%%%%%%%%%%%
% command
\newcommand\brakingpoint{}% just for safety
\def\brakingpoint[#1]#2(#3)#4(#5){% \brakingpoint[options] at (coord) label (name);
\pic[#1] at (#3) {braking_point_marker={#2/#4/#5}}% symbol
}%
% symbol definition
\tikzset{%
pics/braking_point_marker/.default=,%
pics/braking_point_marker/.style args={#1/#2/#3}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
\def\align{left}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
\def\align{right}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
\tikzset{every path/.style={draw=foreground,line width=1pt}};%
%% marker
\path ($\trafficfactor*\facefactor*(0,-0.4) + \facefactor*(0.3,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.15) + \facefactor*(0.25,0)$) --%
++($\trafficfactor*\facefactor*(0, 0.3)$) -- cycle;% signal marker
%% arrow
\path[draw=foreground,<-,>=latex,line width=1pt]%
($\facefactor*\trafficfactor*(0,-0.1)$) -- ++($\facefactor*\trafficfactor*(0,-0.3)$) -- ++($\facefactor*(0.2,0)$);% arrow
%% label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
\coordinate (ts-bp-l) at ($\trafficfactor*\facefactor*(0,-0.6) + \facefactor*(0.3,0)$);%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (ts-bp-l) at ($(ts-bp-l)+(\x1,\y1)$);%
}%
\node[\align] at (ts-bp-l) {\footnotesize \labelcontent};%
}%
}},% END pics/braking_point_marker/.style args={#1/#2/#3}
% symbology entry
symbology_braking_point/.pic = {%
\maintrack (0,0) -- (6,0);%
\brakingpoint[forward] at (3,0) label ();%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol danger point
%%%%%%%%%%%%%%%
% command
\newcommand\dangerpoint{}% just for safety
\def\dangerpoint[#1]#2(#3)#4(#5){% \dangerpoint[options] at (coord) label (name);
\pic[#1] at (#3) {danger_point_marker={#2/#4/#5}}% symbol
}%
% symbol definition
\tikzset{%
pics/danger_point_marker/.default=,%
pics/danger_point_marker/.style args={#1/#2/#3}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
\def\labelcommand{#2}% beware of leading and tailing spaces!
\def\labelcontent{#3}%
%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
\def\align{left}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
\def\align{right}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
\tikzset{every path/.style={draw=foreground,line width=1pt}};%
%% marker
\path ($\trafficfactor*\facefactor*(0,-0.4)$) --%
++($\trafficfactor*\facefactor*(0,-0.1) + \facefactor*(-0.1,0)$) --%
++($\trafficfactor*\facefactor*(0,-0.1) + \facefactor*( 0.1,0)$) --%
++($\trafficfactor*\facefactor*(0, 0.1) + \facefactor*( 0.1,0)$) -- cycle;% sign
%% arrow
\path[draw=foreground,<-,>=latex,line width=1pt]%
($\facefactor*\trafficfactor*(0,-0.1)$) -- ++($\facefactor*\trafficfactor*(0,-0.25)$);% arrow
%% label
\ifdefstring{\labelcontent}{}{}{% label NOT empty
\tikzset{every node/.style={font=\sffamily,text=foreground}};%
\coordinate (ts-dp-l) at ($\trafficfactor*\facefactor*(0,0.25)$);%
\ifdefstring{\labelcoord}{(none)}{}{% initialize if NOT default
\path let \p1=\labelcoord in coordinate (ts-dp-l) at ($(ts-dp-l)+(\x1,\y1)$);%
}%
\node at (ts-dp-l) {\footnotesize \labelcontent};%
}%
}},% END pics/danger_point_marker/.style args={#1/#2/#3}
% symbology entry
symbology_danger_point/.pic = {%
\maintrack (0,0) -- (6,0);%
\dangerpoint[forward] at (3,0) label ();%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol route
%%%%%%%%%%%%%%%
% command
\newcommand\route{}% just for safety
\def\route[#1]#2(#3){% \route[options] at (coord);
\pic[#1] at (#3) {route={#2}}% symbol
}%
% symbol definition
\tikzset{%
pics/route/.default=,%
pics/route/.style args={#1}{code={%
%% settings
\def\coordcommand{#1} % beware of leading and tailing spaces!
%% face setup
\ifdefstring{\face}{forward}{% face
\pgfmathsetmacro{\facefactor}{1}%
}{%
\ifdefstring{\face}{backward}{% face
\pgfmathsetmacro{\facefactor}{-1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“ OR “backward“ as key required}}%
}%
}% end \ifdefstring{\face}
%% symbol
\fill[foreground] ($\facefactor*(-0.175,0)+(0,-0.15)$) --%
($\facefactor*(-0.175,0)+(0, 0.15)$) --%
($\facefactor*( 0.175,0)+(0, 0 )$) -- cycle;%
}},% END pics/route/.style args={#1}
% symbology entry
symbology_route/.pic = {%
\maintrack (0,0) -- (6,0);%
\route[forward] at (3,0);%
},%
}%
%
%%%%%%%%%%%%%%%
% symbol direction control
%%%%%%%%%%%%%%%
% command
\newcommand\directioncontrol{}% just for safety
\def\directioncontrol[#1]#2(#3){% \directioncontrol[options] at (coord);
\pic[#1] at (#3) {direction_control={#2}}% symbol
}%
% symbol definition
\tikzset{%
pics/direction_control/.default=,%
pics/direction_control/.style args={#1}{code={%
%% settings
\def\coordcommand{#1}% beware of leading and tailing spaces!
%
%% traffic practice setup
\ifdefstring{\trafficpractice}{left}{% branch
\pgfmathsetmacro{\trafficfactor}{-1}%
}{%
\ifdefstring{\trafficpractice}{right}{% branch
\pgfmathsetmacro{\trafficfactor}{1}%
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/trafficcontrol/traffic practice}{“left“ OR “right“ as key required}}%
}%
}% end \ifdefstring{\trafficpractice}
%
%% face setup
\ifdefstring{\face}{forward}{% face
\path[draw=foreground,line width=0.5pt,densely dotted]%
($\trafficfactor*(0,0.1) + (-0.0125,0)$) -- ($\trafficfactor*(0,0.25) + (-0.2125,0)$) -- ($\trafficfactor*(0,0.4) + (-0.0125,0)$) --%
($\trafficfactor*(0,0.325) + (-0.0125,0)$) -- ($\trafficfactor*(0,0.325) + (0.1875,0)$) -- ($\trafficfactor*(0,0.175) + (0.1875,0)$) --%
($\trafficfactor*(0,0.175) + (-0.0125,0)$) -- cycle;% arrow backward
\fill[foreground]%
($\trafficfactor*(0,-0.1) + (0.0125,0)$) -- ($\trafficfactor*(0,-0.25) + (0.2125,0)$) -- ($\trafficfactor*(0,-0.4) + (0.0125,0)$) --%
($\trafficfactor*(0,-0.325) + (0.0125,0)$) -- ($\trafficfactor*(0,-0.325)+(-0.1875,0)$) -- ($\trafficfactor*(0,-0.175) + (-0.1875,0)$) --%
($\trafficfactor*(0,-0.175) + (0.0125,0)$) -- cycle;% arrow forward
}{%
\ifdefstring{\face}{backward}{% face
\fill[foreground]%
($\trafficfactor*(0,0.1) + (-0.0125,0)$) -- ($\trafficfactor*(0,0.25) + (-0.2125,0)$) -- ($\trafficfactor*(0,0.4) + (-0.0125,0)$) --%
($\trafficfactor*(0,0.325) + (-0.0125,0)$) -- ($\trafficfactor*(0,0.325) + (0.1875,0)$) -- ($\trafficfactor*(0,0.175) + (0.1875,0)$) --%
($\trafficfactor*(0,0.175) + (-0.0125,0)$) -- cycle;% arrow backward
\path[draw=foreground,line width=0.5pt,densely dotted]%
($\trafficfactor*(0,-0.1) + (0.0125,0)$) -- ($\trafficfactor*(0,-0.25) + (0.2125,0)$) -- ($\trafficfactor*(0,-0.4) + (0.0125,0)$) --%
($\trafficfactor*(0,-0.325)+(0.0125,0)$) -- ($\trafficfactor*(0,-0.325)+(-0.1875,0)$) -- ($\trafficfactor*(0,-0.175) + (-0.1875,0)$) --%
($\trafficfactor*(0,-0.175) + (0.0125,0)$) -- cycle;% arrow forward
}{
\ifdefstring{\face}{bidirectional}{% face
\path[draw=foreground,line width=0.5pt]%
($\trafficfactor*(0,0.1) + (-0.0125,0)$) -- ($\trafficfactor*(0,0.25) + (-0.2125,0)$) -- ($\trafficfactor*(0,0.4) + (-0.0125,0)$) --%
($\trafficfactor*(0,0.325) +(-0.0125,0)$) -- ($\trafficfactor*(0,0.325) +(0.1875,0)$) -- ($\trafficfactor*(0,0.175) + (0.1875,0)$) --%
($\trafficfactor*(0,0.175) + (-0.0125,0)$) -- cycle;% arrow backward
\path[draw=foreground,line width=0.5pt]%
($\trafficfactor*(0,-0.1) + (0.0125,0)$) -- ($\trafficfactor*(0,-0.25) + (0.2125,0)$) -- ($\trafficfactor*(0,-0.4) + (0.0125,0)$) --%
($\trafficfactor*(0,-0.325)+(0.0125,0)$) -- ($\trafficfactor*(0,-0.325)+(-0.1875,0)$) -- ($\trafficfactor*(0,-0.175)+(-0.1875,0)$) --%
($\trafficfactor*(0,-0.175) + (0.0125,0)$) -- cycle;% arrow forward
}{% error message
\pgfkeys{/errors/unknown choice value={/tikz/trackschematic/face}{“forward“, “backward“ OR “bidirectional“ as key required}}%
}%
}%
}% end \ifdefstring{\face}
%% frame
% \path[draw=foreground,line width=0.5pt]%
% (-0.3, 0.1) -- (-0.3, 0.5) -- (0.3, 0.5) -- (0.3, 0.1)
% (-0.3,-0.1) -- (-0.3,-0.5) -- (0.3,-0.5) -- (0.3,-0.1);
}},% END pics/direction_control/.style args={#1}
% symbology entry
symbology_direction_control/.pic = {%
\maintrack (0,0) -- (2.9,0);%
\maintrack (3.1,0) -- (6,0);%
\directioncontrol[bidirectional] at (2,0);%
\directioncontrol[forward] at (4,0);%
},%
}%
%
%%%%%%%%%%%%%%%
\endinput%
%