title: What is the easiest way to write a program for viewing images?
body: <p>Before that, I was only familiar with web programming (php, js).</p>
  <p>What and with the help of which libraries will it be easiest to write a program for viewing images?</p>
  <p>Functions: zooming, switching to the next or previous image in a folder, keyboard shortcuts.</p>
  <p><a href="https://i.stack.imgur.com/aXERl.jpg" rel="nofollow noreferrer">Appearance (same Picasa photo viewer)</a></p>