<br>
<br>
&nbsp;&nbsp;&nbsp;<span class=comment>%=====================================================================</span><br>
&nbsp;&nbsp;&nbsp;<span class=comment>%&nbsp;Store&nbsp;handlers</span><br>
&nbsp;&nbsp;&nbsp;handlers=struct(...<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class=quotes>'ellipse'</span>,struct(<span class=quotes>'handler'</span>,-1,<span class=quotes>'center'</span>,-1,<span class=quotes>'mi'</span>,[],<span class=quotes>'sigma'</span>,[],<span class=quotes>'t'</span>,0,<span