title: How to remove a particular line drawn in canvas
body: <p>I am using the code</p>
  
  <pre><code>myCanvas.drawColor(0, Mode.CLEAR);
  </code></pre>
  
  <p>I use it to remove the line if it is not at the exact position.</p>
  
  <p>But it clear all the lines drawn in canvas.</p>
  
  <p>So, how can I remove a particular line from it</p>