function show() {

              popupTimeout = null;

              // If there is a pending remove transition, we must cancel it, lest the
              // tooltip be mysteriously removed.
              if ( transitionTimeout ) {
                $timeout.cancel( transitionTimeout );
                transitionTimeout = null;
              }

              // Don't show empty tooltips.
              if ( !(options.useContentExp ? ttScope.contentExp() : ttScope.content) ) {
                return angular.noop;
              }

              createTooltip();

              // Set the initial positioning.
              tooltip.css({ top: 0, left: 0, display: 'block' });
              ttScope.$digest();

              positionTooltip();

              // And show the tooltip.
              ttScope.isOpen = true;
              ttScope.$apply(); // digest required as $apply is not called

              // Return positioning function as promise callback for correct
              // positioning after draw.
              return positionTooltip;
            }
// Show the tooltip popup element.
Show the tooltip popup element.
Show the tooltip popup element .
function show() {
              popupTimeout = null;
              if ( transitionTimeout ) {
                $timeout.cancel( transitionTimeout );
                transitionTimeout = null;
              }
              if ( !(options.useContentExp ? ttScope.contentExp() : ttScope.content) ) {
                return angular.noop;
              }
              createTooltip();
              tooltip.css({ top: 0, left: 0, display: 'block' });
              ttScope.$digest();
              positionTooltip();
              ttScope.isOpen = true;
              ttScope.$apply(); 
              return positionTooltip;
            }
function show ( ) { popupTimeout = null ; if ( transitionTimeout ) { $timeout . cancel ( transitionTimeout ) ; transitionTimeout = null ; } if ( ! ( options . useContentExp ? ttScope . contentExp ( ) : ttScope . content ) ) { return angular . noop ; } createTooltip ( ) ; tooltip . css ( { top : 0 , left : 0 , display : 'block' } ) ; ttScope . $digest ( ) ; positionTooltip ( ) ; ttScope . isOpen = true ; ttScope . $apply ( ) ; return positionTooltip ; }
Show the tooltip popup element.
Show the tooltip popup element .
// If there is a pending remove transition, we must cancel it, lest the // tooltip be mysteriously removed. // Don't show empty tooltips. // Set the initial positioning. // And show the tooltip. // digest required as $apply is not called // Return positioning function as promise callback for correct // positioning after draw.