Function mousemove

scripts/smoothScroll.js:937–947

(e)

      );
      let firstMove = true;
      function mousemove(e) {
        let deltaX = Math.abs(refereceX - e.clientX);
        let deltaY = Math.abs(refereceY - e.clientY);
        let movedEnough = Math.max(deltaX, deltaY) > 10;
        if (firstMove && movedEnough) {
          addEvent("mouseup", remove);
          firstMove = false;
        }
        speedX = ((e.clientX - refereceX) * 10) / 1000;
        speedY = ((e.clientY - refereceY) * 10) / 1000;
      }
      function remove(e) {
        removeEvent("mousemove", mousemove);
        removeEvent("mousedown", remove);