title: Image resize with Crop
body: <p>I want to create a function that after an image upload, will allow a user to resize an image. But the image must be behind a crop frame and the user must be able to drag/move/resize the image behind the crop frame.
  <img src="https://i.stack.imgur.com/nlPzG.jpg" alt="enter image description here">
  Here is a screenshot of what I am thinking of.</p>
  
  <p>Please can anyone point me in the right direction. Thanks</p>