Function moved

d3-3.2.8/d3.js:1127–1139

()

          type: "dragstart"
        });
        function moved() {
          if (!parent) return ended();
          var p = position(parent, eventId), dx = p[0] - origin_[0], dy = p[1] - origin_[1];
          dragged |= dx | dy;
          origin_ = p;
          event_({
            type: "drag",
            x: p[0] + offset[0],
            y: p[1] + offset[1],
            dx: dx,
            dy: dy
          });
        }
        function ended() {
          w.on(move + "." + drag, null).on(end + "." + drag, null);
          dragRestore(dragged && d3.event.target === eventTarget);