gistfile1.m

- (void) didRotate:(UIRotationGestureRecognizer *)sender
{	
	CGAffineTransform original = [[self view] transform];
	
	CGAffineTransform newTransform = CGAffineTransformMakeRotation([sender rotation]);
	
	[[self view] setTransform:CGAffineTransformConcat(original, newTransform)];
	
	[sender setRotation:0];
}