startSplash.m

- (void)startSplash {
    [[[[UIApplication sharedApplication] windows] objectAtIndex:0] addSubview:self];
    splashImage = [[UIImageView alloc] initWithImage:self.image];

    if (self.animationIn == SplashViewAnimationNone)
    {
        [self addSubview:splashImage];
    }
    else if (self.animationIn == SplashViewAnimationFade)
    {
        // add the splash image
        [self addSubview:splashImage];
        
        // set up a transition animation
        CATransition *anim = [CATransition animation];
        [anim setDuration:self.animationDelay];
        [anim setType:kCATransitionPush];
        [anim setSubtype:kCATransitionFade];
        [anim setTimingFunction:[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut]];
        
        [[self layer] addAnimation:anim forKey:@"fade in"];
    }
    // Slide in
    else
    {    
        // add the splash image
        [self addSubview:splashImage];
        
        // set up a transition animation
        CATransition *anim = [CATransition animation];
        [anim setDuration:self.animationDelay];
        [anim setType:kCATransitionPush];
        
        NSString *transitionType; 
        switch (self.animationIn)
        {
            case (SplashViewAnimationSlideLeft):
                transitionType = kCATransitionFromLeft;
                break;
            case (SplashViewAnimationSlideRight):
                transitionType = kCATransitionFromRight;
                break;
            case (SplashViewAnimationSlideUp):
                transitionType = kCATransitionFromTop;
                break;
            case (SplashViewAnimationSlideDown):
                transitionType = kCATransitionFromBottom;
                break;
        }
        
        [anim setSubtype:transitionType];
        [anim setTimingFunction:[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut]];
        
        [[self layer] addAnimation:anim forKey:@"SwitchToView1"];
    }
   
    // Dismiss after delay.
    [self performSelector:@selector(dismissSplash) withObject:self afterDelay:self.delay];
}