code: function complete($canvas, data, layer) {
  
  		return function () {
  
  			_showProps(layer);
  			_removeSubPropAliases(layer);
  
  			// Prevent multiple redraw loops
  			if (!data.animating || data.animated === layer) {
  				// Redraw layers on last frame
  				$canvas.drawLayers();
  			}
  
  			// Signify the end of an animation loop
  			layer._animating = false;
  			data.animating = false;
  			data.animated = null;
  
  			// If callback is defined
  			if (args[4]) {
  				// Run callback at the end of the animation
  				args[4].call($canvas[0], layer);
  			}
  
  			_triggerLayerEvent($canvas, data, layer, 'animateend');
  
  		};
  
  	}
docs: Run callback function when animation completes