title: Increase the length of line in legend in jfreechart
body: <p>I am rendering a line chart using JFreechart. I need help to modify legend which is being rendered by the JFree. I need to increase the length of line in legend area. Below image shows the current output.</p>
  
  <p><a href="https://i.stack.imgur.com/cLc0Q.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/cLc0Q.jpg" alt="enter image description here"></a></p>
  
  <p>Below images shows what I want to achieve</p>
  
  <p><a href="https://i.stack.imgur.com/URzS7.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/URzS7.jpg" alt="enter image description here"></a></p>
  
  <p>Thanks</p>