forest-styles/forest-animate-examples.tex at master · sasozivanovic/forest-styles · GitHub

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\documentclass{article}
\usepackage{forest-animate}
\pagestyle{empty}

\begin{document}
\centering

\section{Cumulative animation}

\begin{forest}
  animate={controls}{1}
  [VP
    [V]
    [DP,phantom,frame=3{not phantom,for children={fill=white,typeset node}}
      [D,frame=1{fill=yellow}]
      [NP,frame=2{fill=yellow}]
    ]
  ]
\end{forest}

\bigskip\bigskip\bigskip

\begin{forest}
  animate={controls}{10}
  [root,repeat={15}{append={[,
      content/.pgfmath=n,
      child anchor=north,
      frame/.wrap pgfmath arg={{####1}{text=red,edge=red}}{n},
      frame/.wrap pgfmath arg={{####1}{text=black,edge=black}}{n()+n_children("!u")}
      ]}}]
\end{forest}

\bigskip\bigskip\bigskip

% it's easy to program consecutive frames: use "delay"!
\begin{forest}
  animate={controls}{10}
  [root,repeat={15}{append={[,
      content/.pgfmath=n,
      child anchor=north,
      frame/.wrap pgfmath arg={{####1}{text=red,edge=red,delay={text=blue,typeset node,edge=blue}}}{n},
      ]}}]
\end{forest}

\bigskip\bigskip\bigskip

\begin{forest}
  animate={controls}{1}
  [What,frame=3{content=SO WHAT!,red}
    [if,for descendants={phantom,frame=1{not phantom}}
      [the][tree][size]
    ]
    [changes?,phantom,frame=2{not phantom}
    ]
  ]
\end{forest}

\bigskip\bigskip\bigskip

\section{Non-cumulative animation}

\begin{forest}
  animate non-cumulative={controls}{1}{
    for root'={for tree={
        content=\textbf{####1},
        typeset node,
        for root'=new frame,
      }}
  },
  [VP[V][DP[D][NP]]]
\end{forest}


\end{document}

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