Image Rotation

gistfile1.m

    UIRotationGestureRecognizer *rotationRecognizer = [[UIRotationGestureRecognizer alloc] initWithTarget:self action:@selector(handleRotate:)];
    [rotationRecognizer setDelegate:self];
    [renderedImage addGestureRecognizer:rotationRecognizer];


    - (void)handleRotate:(UIRotationGestureRecognizer *)recognizer {
        recognizer.view.transform = CGAffineTransformRotate(recognizer.view.transform, recognizer.rotation);
        recognizer.rotation = 0;
    }