scrollfix.js

var scrollPromise;


function scrollFix ( $window, $timeout, $delegate ) {
  function smoothScroll() {
    var y = $window.scrollY;

    if ( y < 5 ) {
      $window.scrollTo( 0, 0 );

      return false;
    }

    $window.scrollTo( 0, y * 0.9  );
    scrollPromise = $timeout( smoothScroll, 0, false );
  }

  return function ( view ) {
    if ( scrollPromise ) {
      $timeout.cancel( scrollPromise );
    }

    smoothScroll();
  };
}

$provide.decorator( '$uiViewScroll', [ '$window', '$timeout', '$delegate', scrollFix ]);