How flip page in landscape orientation?

I have ViewController. When I click on button page flips screen like image(full screen flips)

https://appoisseur.files.wordpress.com/2010/04/vertflip.png

I want to flip part of screen in landscape like image

http://cdn.appstorm.net/ipad.appstorm.net/ipad/files/2013/11/IMG_0063.png

How can I do this?

My code

-(IBAction)Next:(id)sender
{
[UIView beginAnimations:@"Flip" context:nil];
[UIView setAnimationDuration:1.0];
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
[UIView setAnimationTransition:UIViewAnimationTransitionCurlDown forView:self.view cache:YES];

[UIView commitAnimations];
}