summaryrefslogtreecommitdiff
path: root/graphics/pgf/contrib/tikzdotncross/latex/tikzdotncross.sty
diff options
context:
space:
mode:
Diffstat (limited to 'graphics/pgf/contrib/tikzdotncross/latex/tikzdotncross.sty')
-rw-r--r--graphics/pgf/contrib/tikzdotncross/latex/tikzdotncross.sty173
1 files changed, 173 insertions, 0 deletions
diff --git a/graphics/pgf/contrib/tikzdotncross/latex/tikzdotncross.sty b/graphics/pgf/contrib/tikzdotncross/latex/tikzdotncross.sty
new file mode 100644
index 0000000000..383d2be49e
--- /dev/null
+++ b/graphics/pgf/contrib/tikzdotncross/latex/tikzdotncross.sty
@@ -0,0 +1,173 @@
+%%%==============================================================================
+%% Copyright 2024-present by Alceu Frigeri
+%%
+%% This work may be distributed and/or modified under the conditions of
+%%
+%% * The [LaTeX Project Public License](http://www.latex-project.org/lppl.txt),
+%% version 1.3c (or later), and/or
+%% * The [GNU Affero General Public License](https://www.gnu.org/licenses/agpl-3.0.html),
+%% version 3 (or later)
+%%
+%% This work has the LPPL maintenance status *maintained*.
+%%
+%% The Current Maintainer of this work is Alceu Frigeri
+%%
+%% This is version {1.0} {2024/01/02}
+%%
+%% The list of files that compose this work can be found in the README.md file at
+%% https://ctan.org/pkg/tikzdotncross
+%%
+%%%==============================================================================
+%% WARNING: These are personal packs/tests
+%% They might and probably will change at will as needed
+%%
+%%%==============================================================================
+\NeedsTeXFormat{LaTeX2e}[2022/06/01]
+
+
+\ProvidesExplPackage
+ {tikzdotncross}
+ {2024/01/02}
+ {1.0}
+ {Marking coordinates and crossing paths}
+
+\ExplSyntaxOn
+%%%%%%%
+%%%
+%%% Just an attempt of having my packages info in a regular way
+%%% Idea being: { <pck-name> / pkg info } for each and all.
+%%%
+%%%%%%%
+\keys_define:nn { tikzdotncross / pkg info}
+ {
+ name .code:n = {tikzdotncross} ,
+ prefix .code:n = {tikzdotncross} ,
+ date .code:n = {2024/01/02},
+ version .code:n = {1.0} ,
+ description .code:n = {Marking coordinates and crossing paths}
+
+ }
+\cs_if_exist:NF \__codedesc_pkg_info:nn
+ {
+ \cs_new_protected:Npn \__codedesc_pkg_info:nn #1#2
+ { \keys_set:nn {#1 / pkg info}{#2} }
+ }
+\cs_if_exist:NF \PkgInfo
+ { \NewDocumentCommand \PkgInfo {mm} { \keys_set:nn {#1 / pkg info}{#2} } }
+\cs_if_exist:NF \PkgDescription
+ {
+ \NewDocumentCommand \PkgDescription {m}
+ {
+ \noindent Package~ \textbf{\PkgInfo{#1}{name}}~Version:~\PkgInfo{#1}{version}~ -~ \PkgInfo{#1}{date}\par \emph{\PkgInfo{#1}{description}}~\par
+ }
+ }
+%%%%%%%
+%%% End of cut-n-paste
+%%%%%%%
+\ExplSyntaxOff
+\makeatletter
+\usetikzlibrary{intersections}
+
+ %%%%%%%%%%%%%%%%%%%
+ %%%
+ %%% This will 'calculate' the intersection between a line (defined by the coordinates (#3) and (#4) and the path named #5
+ %%% at each intersection a coordinate named (#2-i) and a node (n#2-i) will be defined (i stands for a counter from 1 up to the number of crossings)
+ %%% A macro named <#1T> will have the number of crossings found.
+ %%%
+ %%% At each intersection a semi-circle will be drawn.
+ %%%
+ %%% the first parameter #1, star, flips the semi-circle.
+ %%%
+ %%%%%%%%%%%%%%%%%%%
+\NewDocumentCommand{\pathcross}{sO{cross}mmmO{7pt}}{%
+ \IfBooleanTF{#1}{\def\dotncross@@sign{-}}{\def\dotncross@@sign{}}
+ \path[name path=#2 self] (#3) -- (#4);
+ \draw[name intersections={of={#5} and {#2 self},name=#2,total=\CrossTotal,sort by={#2 self}}]
+ \pgfextra{\csxdef{#2T}{\CrossTotal}}
+ \foreach \aux in {1,...,\CrossTotal}{(#2-\aux) node[minimum size=#6-\pgflinewidth,inner sep=0pt](n#2-\aux){}};
+ \tikzmath{%
+ coordinate \Ctmp; real \dx , \dy , \d;
+ \Ctmp{from} = (#3);
+ \Ctmp{to} = (#4);
+ \dx{tmp} = \Ctmpx{to} - \Ctmpx{from};
+ \dy{tmp} = \Ctmpy{to} - \Ctmpy{from};
+ \d{ang} = atan2(\dy{tmp},\dx{tmp});
+ }
+ \draw[line width=1.8\pgflinewidth,white,rotate=\d{ang}]
+ \foreach \aux in {1,...,\csuse{#2T}}{(#2-\aux) +(-#6/2,0) arc[start angle=\dotncross@@sign180,end angle=0,radius=#6/2]};
+ \draw[rotate=\d{ang},line cap=round]
+ \foreach \aux in {1,...,\csuse{#2T}}{(#2-\aux) +(-#6/2,0) arc[start angle=\dotncross@@sign180,end angle=0,radius=#6/2]};
+
+ \gdef\dotncross@@tmpA{#3}
+ \gdef\dotncross@@ListA{}
+ \foreach \x in {1,...,\csuse{#2T}} {\xappto{\dotncross@@ListA}{\dotncross@@tmpA/n#2-\x,}\xdef\dotncross@@tmpA{n#2-\x}}
+ \xappto{\dotncross@@ListA}{n#2-\csuse{#2T}/#4}
+ \foreach \xa/\xb in \dotncross@@ListA {\draw[line cap=round] (\xa) -- (\xb);}
+ }
+
+
+
+ %%%%%%%%%%%%%%%%%%%
+ %%%%
+ %%%% some handy/auxiliary macros to define coordinate/node pairs (and selectively 'pin' them)
+ %%%% based on the idea from Redaelli et al. (CircuiTiKz)
+ %%%%
+ %%%% differences: variable number of paramenters (see below) and it always also adds an empty node n<coord>
+ %%%%
+ %%%%%%%%%%%%%%%%%%%
+
+ %%
+ %% There is no easy and clean way
+ %% to convert this to expl3 (for instance underscore, under expl3 code regimè, is a letter)
+ %% spaces (pgf/tikz) and then ':' ... and still being expandable
+ %%
+\newcommand\showcoordsfalse{\let\ncoord=\dotncross@@coordnode \let\dotcoord=\dotncross@@dotcoordnode \let\odotcoord=\dotncross@@odotcoordnode}
+\newcommand\showcoordstrue{\let\ncoord=\dotncross@@coordpin \let\dotcoord=\dotncross@@dotcoordpin \let\odotcoord=\dotncross@@odotcoordpin}
+
+\def\dotncross@@coordpin(#1){\pincoord(#1,red,45)}
+\def\dotncross@@coordnode(#1){coordinate(#1) node(n#1){}}
+
+\def\dotncross@@dotcoordpin(#1){\dotpincoord(#1,red,45)}
+\def\dotncross@@dotcoordnode(#1){coordinate(#1) node[circle,minimum size=1.2pt,inner sep=1.2pt,fill](n#1){}}
+
+\def\dotncross@@odotcoordpin(#1){\odotpincoord(#1,red,45)}
+\def\dotncross@@odotcoordnode(#1){coordinate(#1) node[circle,minimum size=1.2pt,inner sep=1.2pt,fill=white,draw](n#1){}}
+ %%%%
+ %%
+ %% And some TeX trickery to have a (expandable) variable number of parameters
+ %% \pincoord can be used as
+ %% \pincoord(coord-name) That's case D
+ %% \pincoord(coord-name,color) That's case C
+ %% \pincoord(coord-name,color,angle) That's case B
+ %% \pincoord(coord-name,color,angle,lenght) That's case A
+ %%
+ %%%%
+\def\dotncross@@pincase#1,#2,#3,#4,#5#6#7#8#9:{#8:#1:#2:#3:#4:}
+
+\def\pincoord(#1){\dotncross@@pincase#1,,,,\dotncross@@pincaseA\dotncross@@pincaseB\dotncross@@pincaseC\dotncross@@pincaseD:}
+\def\dotncross@@pincaseA:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{#3}{#4}{}}
+\def\dotncross@@pincaseB:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{#3}{4}{}}
+\def\dotncross@@pincaseC:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{-45}{4}{}}
+\def\dotncross@@pincaseD:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{blue}{-45}{4}{}}
+
+\def\dotpincoord(#1){\dotncross@@pincase#1,,,,\dotncross@@dotpincaseA\dotncross@@dotpincaseB\dotncross@@dotpincaseC\dotncross@@dotpincaseD:}
+\def\dotncross@@dotpincaseA:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{#3}{#4}{circle,fill,}}
+\def\dotncross@@dotpincaseB:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{#3}{4}{circle,fill,}}
+\def\dotncross@@dotpincaseC:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{-45}{4}{circle,fill,}}
+\def\dotncross@@dotpincaseD:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{blue}{-45}{4}{circle,fill,}}
+
+\def\odotpincoord(#1){\dotncross@@pincase#1,,,,\dotncross@@odotpincaseA\dotncross@@odotpincaseB\dotncross@@odotpincaseC\dotncross@@odotpincaseD:}
+\def\dotncross@@odotpincaseA:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{#3}{#4}{circle,fill=white,draw,}}
+\def\dotncross@@odotpincaseB:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{#3}{4}{circle,fill=white,draw,}}
+\def\dotncross@@odotpincaseC:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{#2}{-45}{4}{circle,fill=white,draw,}}
+\def\dotncross@@odotpincaseD:#1:#2:#3:#4:{\dotncross@@pincoord{#1}{blue}{-45}{4}{circle,fill=white,draw,}}
+
+\newcommand\dotncross@@pincoord[5]{%
+ coordinate(#1) node[#5minimum size=1.2pt,inner sep=1.2pt](n#1){}
+ node[circle, #2, inner sep=1.2pt, outer sep=0pt, radius=1pt, fill=#2!20!white, fill opacity=0.2, draw opacity=0.4, draw,
+ pin={[#2, overlay, inner sep=0pt, outer sep=1pt, font=\tiny, pin distance=#4pt,
+ pin edge={#2, overlay}]#3:#1}]{}%
+}
+
+\showcoordsfalse
+