title: Chart js disable popup
body: <p>I want to implement some text in middle of the Doughnut chart at Charts.js
  The first step is 5to draw some text on the chart canvas.</p>
  
  <p><a href="https://i.stack.imgur.com/aTty9.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/aTty9.png" alt="enter image description here"></a></p>
  
  <p>When i move my cursor to red bar chartjs draw some tooltip(Red:300) on the canvas and deletes my text as a result.</p>
  
  <p><a href="https://i.stack.imgur.com/EKlkY.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/EKlkY.png" alt="enter image description here"></a></p>
  
  <p>How can i avoid all the canvas redraws by the chartjs after the initial chart is drawn?</p>