tml#a865921dc2e7e22bd4ae210b8b57cc512">ARHandler</a> arh)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Creates a new piano roll from AR, corresponding to type : simplePianoRoll -&gt; basic piano roll trajectoryPianoRoll -&gt; every event is graphically linked to the previous one.  <a href="#ga21e7124777c79565f5d0339eff28a58b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">PianoRoll *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="g