sta-tikz.sty

% ------------------------------------------------------------- [ sta-tikz.sty ]
% Module    : sta-tikz.sty
% Copyright : (c) Jan de Muijnck-Hughes
% License   : see LICENSE
% Version   : v2016.03.09
% ---------------------------------------------------------------------- [ EOH ]
%%
%% Useful aides for doing tikz diagrams.
%%
% ------------------------------------------------------------------------- [  ]
\ProvidesPackage{sta-tikz}

\RequirePackage{sta-colours}
\RequirePackage{tikz}

%% --------------------------------------------------------------- [ Libraries ]

\usetikzlibrary{shapes.symbols}
\usetikzlibrary{shapes.geometric}
\usetikzlibrary{shapes.arrows}
\usetikzlibrary{shapes.misc}
\usetikzlibrary{trees}
\usetikzlibrary{scopes}
\usetikzlibrary{arrows}
\usetikzlibrary{matrix}
\usetikzlibrary{chains}
\usetikzlibrary{positioning}
\usetikzlibrary{fit}

% ------------------------------------------------------------------- [ Layers ]

\pgfdeclarelayer{background layer}
\pgfdeclarelayer{foreground layer}
\pgfsetlayers{background layer,main,foreground layer}


%% ----------------------------------------------------------------- [ Colours ]

%% White
\tikzstyle{WhiteBody} = [%
    fill=none
  , draw=black
  , font=\sffamily
  , text=black
  ]

\tikzstyle{BlackTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=black
  ]

%% Grey
\tikzstyle{GrayBody} = [%
    fill=sta-grey!20
  , draw=black
  , font=\sffamily\color{black}
  ]

\tikzstyle{GrayTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=black
  ]

%% Burgundy
\tikzstyle{BurgundyBody} = [%
    draw=sta-burgundy
  , fill=sta-burgundy!20
  , font=\sffamily\color{sta-burgundy}
  ]

\tikzstyle{BurgundyTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=sta-burgundy
  ]

%% Purple
\tikzstyle{PurpleBody} = [%
    draw=sta-purple
  , fill=sta-purple!20
  , font=\sffamily\color{sta-purple}
  ]

\tikzstyle{PurpleTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=sta-purple
  ]

%% Blue
\tikzstyle{BlueBody} = [%
    fill=sta-blue!20
  , draw=sta-blue
  , font=\sffamily\color{sta-blue}
  ]

\tikzstyle{BlueTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=sta-blue
  ]

%% Orange
\tikzstyle{OrangeBody} = [%
    fill=sta-orange!20
  , draw=sta-orange!60!black
  , font=\sffamily\color{sta-orange!60!black}
  ]

\tikzstyle{OrangeTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=orange!50!black
  ]

%% Green
\tikzstyle{GreenBody} = [%
    fill=sta-darkgreen!20
  , draw=sta-darkgreen
  , font=\sffamily\color{sta-darkgreen}
  ]

\tikzstyle{GreenTitle} = [%
    rounded corners
  , font=\bfseries\sffamily
  , text=white
  , fill=sta-darkgreen
  ]

% ----------------------------------------------------------- [ Paths & Labels ]

%% Path
\tikzstyle{SmallLabel} = [font=\sffamily\small]
\tikzstyle{ThickLine}  = [->, ultra thick]
\tikzstyle{Label}      = [font=\footnotesize]

% ----------------------------------------------------------- [ Shapes & Nodes ]

%% Styles for Matrices
\tikzstyle{BasicMatrix} = [%
    matrix of math nodes
  , nodes in empty cells
  , column sep = 5pt
  , row sep=5pt
  ]

%% Rectangle Styles

\tikzstyle{BasicBox} = [%
    rectangle
  , rounded corners
  , minimum width = 5mm
  , minimum height = 5mm
  , very thick
  , text centered
  ]

\tikzstyle{Box} = [%
    BasicBox
  , minimum width = 10mm
  , minimum height = 5mm
  , inner xsep = 5pt
  , inner ysep = 10pt
  , text width = 20mm
  ]

\tikzstyle{BorderBox} = [%
    BasicBox
  , draw
  , very thick
  , inner sep = 10pt
  , inner ysep = 15pt
  ]

\tikzstyle{LargeBorderBox} = [%
    BasicBox
  , dotted
  , very thick
  , inner xsep = 20pt
  , inner ysep = 25pt
  ]

\tikzstyle{BoundingBox} = [%
    PicFrame
  , dotted
  , inner sep=10pt
  , inner ysep=15pt
  ]

%% Frames

\tikzstyle{Frame} = [%
    rectangle
  , minimum width = 10mm
  , minimum height = 15mm
  ]

\tikzstyle{PicFrame} = [%
    BasicBox
  , minimum width = 20mm
  , minimum height = 15mm
  , text width = 25mm
  , inner xsep = 5pt
  ]

%% Circles

\tikzstyle{BasicCircle} = [%
    circle
  , minimum width = 5mm
  , minimum height = 5mm
  , very thick
  , text centered
  ]


%% Cylinders
\tikzstyle{DB} = [%
    cylinder
  , very thick
  , text centered
  , aspect=0.25
  , shape border rotate=90
  , minimum height=15mm
  , minimum width=10mm
  ]

%% Triangles
\tikzstyle{EqTriangle} = [%
    rounded corners
  , very thick
  , isosceles triangle
  , minimum height = 3mm
  , minimum width = 3mm
  , isosceles triangle apex angle = 90
  , isosceles triangle stretches
  , rotate = 45
  ]

% -------------------------------------------------------- [ Better Rectangles ]

% The current anchors for rectangles are great but not sufficient. The
% following code adapted from the below sources adds more cardinal
% points as anchors.

% https://tex.stackexchange.com/questions/164409/add-more-anchors-to-standard-tikz-nodes-with-tikz-3-0
% https://tex.stackexchange.com/questions/14769/add-more-anchors-to-standard-tikz-nodes

\long\def\pgfshapeaddanchor#1#2{%
{%
  \def\pgf@sm@shape@name{#1}%
  \let\anchor=\pgf@sh@anchor%
  #2}%
}

\pgfshapeaddanchor{rectangle}{%

  \anchor{west south west}{%
    \pgf@process{\northeast}%
    \pgf@ya=.5\pgf@y%
    \pgf@process{\southwest}%
    \pgf@y=1.5\pgf@y%
    \advance\pgf@y by \pgf@ya%
    \pgf@y=.5\pgf@y%
  }%
  \anchor{west north west}{%
    \pgf@process{\northeast}%
    \pgf@ya=1.5\pgf@y%
    \pgf@process{\southwest}%
    \pgf@y=.5\pgf@y%
    \advance\pgf@y by \pgf@ya%
    \pgf@y=.5\pgf@y%
  }%
  \anchor{east north east}{%
    \pgf@process{\southwest}%
    \pgf@ya=.5\pgf@y%
    \pgf@process{\northeast}%
    \pgf@y=1.5\pgf@y%
    \advance\pgf@y by \pgf@ya%
    \pgf@y=.5\pgf@y%
  }%
  \anchor{east south east}{%
    \pgf@process{\southwest}%
    \pgf@ya=1.5\pgf@y%
    \pgf@process{\northeast}%
    \pgf@y=.5\pgf@y%
    \advance\pgf@y by \pgf@ya%
    \pgf@y=.5\pgf@y%
  }%
  \anchor{north north west}{%
    \pgf@process{\southwest}%
    \pgf@xa=1.5\pgf@x%
    \pgf@process{\northeast}%
    \pgf@x=.5\pgf@x%
    \advance\pgf@x by \pgf@xa%
    \pgf@x=.5\pgf@x%
  }%
  \anchor{north north east}{%
    \pgf@process{\southwest}%
    \pgf@xa=.5\pgf@x%
    \pgf@process{\northeast}%
    \pgf@x=1.5\pgf@x%
    \advance\pgf@x by \pgf@xa%
    \pgf@x=.5\pgf@x%
  }%
  \anchor{south south west}{%
    \pgf@process{\northeast}%
    \pgf@xa=.5\pgf@x%
    \pgf@process{\southwest}%
    \pgf@x=1.5\pgf@x%
    \advance\pgf@x by \pgf@xa%
    \pgf@x=.5\pgf@x%
  }%
  \anchor{south south east}{%
    \pgf@process{\northeast}%
    \pgf@xa=1.5\pgf@x%
    \pgf@process{\southwest}%
    \pgf@x=.5\pgf@x%
    \advance\pgf@x by \pgf@xa%
    \pgf@x=.5\pgf@x%
  }%
}
% ---------------------------------------------------------------------- [ EOS ]
\endinput
% ---------------------------------------------------------------------- [ EOF ]