- (void) flipReveal : (CCNode *) node
{
  float d = 1.0; // duration
  CCEaseExponentialIn *flipHalf = [CCEaseExponentialIn 
    actionWithAction:[CCActionTween actionWithDuration:d key:@"scaleX" from:-1.0 to:0.0]
  ];
  CCCallFuncN *showSprite = [CCCallFuncN actionWithTarget:self selector:@selector(showSprite:)];
  CCEaseExponentialOut *flipRemainingHalf = [CCEaseExponentialOut 
    actionWithAction:[
      CCActionTween actionWithDuration:d key:@"scaleX" from:0.0 to:1.0]
    ];
  CCSequence* seq = [CCSequence actions:flipHalf,showSprite,flipRemainingHalf, nil];
  [node runAction:seq];
}

- (void) showSprite : (id) node
{
    [node setVisible:YES];
}

Usage : [self flipReveal:(id)mSprite];

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