an>)</span><span class="result">: <span name="scala.Unit" class="extype">Unit</span></span></span><p class="shortcomment cmt">Draws player's new move.</p><div class="fullcomment"><div class="comment cmt"><p>Draws player's new move.
</p></div><dl class="paramcmts block"><dt class="param">source</dt><dd class="cmt"><p>the node the player clicked on it.</p></dd><dt class="param">state</dt><dd class="cmt"><p>the state the piece will go to it.</p></dd><dt class="param">arg</dt><dd class="cmt"><p>node to be remov