text: 
  /*
   * Round button with waving (pulse) animation
   */
  
  #import <UIKit/UIKit.h>
  
  IB_DESIGNABLE
  
  @interface AMBNCircleButton : UIButton {
      
      UIColor *_originalBackgroundColor;
  }
  
  @property IBInspectable UIColor *wavingBackgroundColor;
  
  @property (nonatomic, assign, setter=setAnimating:) BOOL animating;
  
  @end
  