%%
%% Copyright (C) 2013 by:
%% Josef Kleber
%% <[email protected]>
%%
%% This file 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
%% 2003/12/01 or later.
%%
%% This work has the LPPL maintenance status "author-maintained".
%%
%% The Current Maintainer of this work is Josef Kleber.
%%
%% This work consists of all files listed in manifest.txt.
%%
\ProvidesPackage{logicpuzzle}[2013/02/23 logicpuzzle.sty v1.0 - Josef Kleber (C) 2013]%
%
\RequirePackage{xkeyval}%
\RequirePackage{ifthen}%
\RequirePackage{ragged2e}%
\RequirePackage{etoolbox}%
\RequirePackage{marginnote}%
\RequirePackage{tikz}%
\usetikzlibrary{decorations.pathmorphing}%
%
\newcounter{LP@counti}%
\newcounter{LP@countii}%
\newcounter{LP@countiii}%
\newcounter{LP@countiv}%
\newcounter{LP@whiledo}%
\newcounter{LP@puzzlecounter}%
\setcounter{LP@puzzlecounter}{1}%
%
\newcommand*\LP@counterstyle{none}%
\newcommand*\LP@titleformat{}%
%
\newcommand*\LP@Pfive{.5}%
%
\newcommand*\LP@ingrid[5]%
{%
 \setcounter{LP@counti}{#1}% column
 \setcounter{LP@countii}{#2}% row
 \setcounter{LP@countiii}{#3}% max column
 \setcounter{LP@countiv}{#4}% max row
 %#5 style
 %
 \ifnum\value{LP@counti}<1%
   \PackageError{#5}%
                {element outside of the grid}%
                {You tried to set an element at (#1,#2),\MessageBreak which is outside the grid (1,1) .. (#3,#4)}%
 \fi%
 \ifnum\value{LP@countii}<1%
   \PackageError{#5}%
                {element outside of the grid}%
                {You tried to set an element at (#1,#2),\MessageBreak which is outside the grid (1,1) .. (#3,#4)}%
 \fi%
 \ifnum\value{LP@counti}>\value{LP@countiii}%
   \PackageError{#5}%
                {element outside of the grid}%
                {You tried to set an element at (#1,#2),\MessageBreak which is outside the grid (1,1) .. (#3,#4)}%
 \fi%
 \ifnum\value{LP@countii}>\value{LP@countiv}%
   \PackageError{#5}%
                {element outside of the grid}%
                {You tried to set an element at (#1,#2),\MessageBreak which is outside the grid (1,1) .. (#3,#4)}%
 \fi%
}%
%
\newcommand*\titleformat[1]%
{%
 \renewcommand*\LP@titleformat{#1}%
}%
\titleformat{\centering\Large\color{blue}}%
%
\newcommand*\puzzlecounter{\theLP@puzzlecounter}%
%
\newcommand*\setpuzzlecounter[1]%
{%
 \setcounter{LP@puzzlecounter}{#1}%
}%
\newcommand*{\definecounterstyle}[2]%
{%
 \expandafter\gdef\csname LP@cs@#1\endcsname{#2}%
}%
%
\definecounterstyle{none}{}%
\definecounterstyle{left}{\begingroup\reversemarginpar\marginnote{\tikz\node[shape=rectangle,fill=yellow!40,inner sep=7pt,draw,rounded corners=3pt,thick]{\Huge\puzzlecounter};}[-23pt]\endgroup}%
\definecounterstyle{right}{\marginnote{\tikz\node[shape=rectangle,fill=yellow!40,inner sep=7pt,draw,rounded corners=3pt,thick]{\Huge\puzzlecounter};}[-23pt]}%
%
% #1 grid x min
% #2 grid y min
% #3 grid x max
% #4 grid y max
% #5 step
\newcommand*\LP@drawgrid[5]%
{%
 \setcounter{LP@counti}{#3}% max column
 \setcounter{LP@countii}{#4}% max row
 \stepcounter{LP@counti}%
 \stepcounter{LP@countii}%
 \draw[step=#5] (#1,#2) grid (\value{LP@counti},\value{LP@countii});%
}%
%
% #1 grid x min
% #2 grid y min
% #3 grid x max
% #4 grid y max
% #5 bgcolor
\newcommand*\LP@drawbackground[5]%
{%
 \ifthenelse{\equal{#5}{}}%
 {}% no bgcolor
 {%
   \setcounter{LP@counti}{#3}% max column
   \setcounter{LP@countii}{#4}% max row
   \stepcounter{LP@counti}%
   \stepcounter{LP@countii}%
   \draw[fill=#5] (#1,#2) rectangle (\value{LP@counti},\value{LP@countii});%
 }%
}%
%
% #1 counterstyle
\newcommand*\LP@drawcounter[1]%
{%
 \csname LP@cs@#1\endcsname%
}%
%
% #1 column
% #2 row
% #3 content
\newcommand*\LP@setcellcontent[3]%
{%
 \node at (#1\LP@Pfive,#2\LP@Pfive){#3};%
}%
%
% #1 csv list
% #2 column
% #3 row
% #4 fontsize
\newcommand*\LP@setcolumncontents[4]%
{%
 \setcounter{LP@counti}{#2}%
 \setcounter{LP@countii}{#3}%
 \forcsvlist\LP@setcolumncontents@i{#4#1}%
}%
%
\newcommand*\LP@setcolumncontents@i[1]%
{%
 \LP@setcellcontent{\arabic{LP@counti}}{\arabic{LP@countii}}{#1}%
 \stepcounter{LP@counti}%
}%
%
% #1 csv list
% #2 column
% #3 row
% #4 fontsize
\newcommand*\LP@setrowcontents[4]%
{%
 \setcounter{LP@counti}{#2}%
 \setcounter{LP@countii}{#3}%
 \forcsvlist\LP@setrowcontents@i{#4#1}%
}%
%
\newcommand*\LP@setrowcontents@i[1]%
{%
 \LP@setcellcontent{\arabic{LP@counti}}{\arabic{LP@countii}}{#1}%
 \stepcounter{LP@countii}%
}%
%
\endinput%

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