title: D3.JS - Rotate a pie chart on mouse down event
body: <p>I am looking for an example for to rotate a pie chart on mouse down event. On mouse down, I need to rotate the pie chart either clock wise or anti clock wise direction. </p>
  
  <p>If there is any example how to do this in D3.js, that will help me a lot. I found an example using <a href="http://www.fusioncharts.com/explore/pie2d_5/" rel="nofollow">FusionChart</a> and I want to achieve the same using D3.js</p>