//In your ViewController:

- (void)viewDidLoad {
    [super viewDidLoad];
    CGFloat top = 20;
    CGFloat bottom = 50;
    slider = [[FVVerticalSlideView alloc] initWithTop:top
                                               bottom:bottom
                                      translationView:self.view];
    [slider setBackgroundColor:[UIColor darkGrayColor]];
    slider.delegate = self;
    [self.view addSubview:slider];

	//	Enable 2 phases animation: move slider to animationLengthPhase2 in animationDurationPhase1, then finish the rest animation in animationDurationPhase2
	slider.animationDurationPhase1 = 0.1;
	slider.animationDurationPhase2 = 0.5;
	slider.animationLengthPhase2 = 160;
}

FVVerticalSlideView.h 
FVVerticalSlideView.m

pod 'FVVerticalSlideView'