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Wolfbeast

2ch Firefox-only scroll zoom

Oct 19th, 2016
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  1. $win.on((/Firefox/i.test(navigator.userAgent)) ? "DOMMouseScroll" : "mousewheel", function(e){
  2. if(!active) return;
  3. if(!mouse_on_container) return;
  4. e.preventDefault();
  5. var evt = window.event || e; //equalize event object
  6. evt = evt.originalEvent ? evt.originalEvent : evt; //convert to originalEvent if possible
  7. var delta = evt.detail ? evt.detail*(-40) : evt.wheelDelta; //check for detail first, because it is used by Opera and FF
  8.  
  9. if(delta > 0) {
  10. resize(multiplier+0.1);
  11. }
  12. else{
  13. resize(multiplier-0.1);
  14. }
  15. });
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