MediaWiki:Common.js: Difference between revisions

Revision as of 10:06, 6 November 2023

/* Any JavaScript here will be loaded for all users on every page load. */

const panoContainer = document.getElementById('panorama');
const panoImage = document.getElementById('panoImage');

var isPanning = false;
var startX = 0;
var scrollLeft = 0;

panoContainer.addEventListener('mousedown', (e) => {
  isPanning = true;
  startX = e.pageX - panoContainer.offsetLeft;
  scrollLeft = panoContainer.scrollLeft;
  panoContainer.style.cursor = 'grabbing';
});

panoContainer.addEventListener('mouseleave', () => {
  isPanning = false;
  panoContainer.style.cursor = 'grab';
});

panoContainer.addEventListener('mouseup', () => {
  isPanning = false;
  panoContainer.style.cursor = 'grab';
});

panoContainer.addEventListener('mousemove', (e) => {
  if (!isPanning) return;
  e.preventDefault();
  const x = e.pageX - panoContainer.offsetLeft;
  const walk = (x - startX);
  panoContainer.scrollLeft = scrollLeft - walk;
});