What is A3ParallaxScrollView?

A3ParallaxScrollView is a UIScrollView subclass with a parallax scrolling effect on iPhone and iPad.

It is written in Objective-C and works for all iOS applications using ARC.

Video:

Here are two examples of the use of A3ParallaxScrollView.
The first is a little Demo with a lot of views and additional custom transformations (sine movement of the moon).
The other one shows a Path like scrolling behaviour.

Both sample projects are included in the github repository.

Installation

Podfile

platform :ios, '7.0'
pod "A3ParallaxScrollView", "~> 1.0"

Manualy:

Download the A3ParallaxScrollView.h/.m files and add them to your Project. There are no dependencies.

Usage:

Include A3ParallaxScrollView by the folowing import.

#import "A3ParallaxScrollView.h"

Initialize a A3ParallaxScrollView like any regular UIScrollView by code or in the InterfaceBuilder.

Update Accelerations

You can add any views to it with a specified acceleration:

- (void)addSubview:(UIView *)view withAcceleration:(CGPoint) acceleration

Or you can simply add a subview to your A3ParallaxScrollView and set his acceleration afterwards with acceleration setter.

- (void)setAcceleration:(CGPoint) acceleration forView:(UIView *)view

License:

See our MIT License

Contribute:

Feel free to fork and make pull requests! We are also very happy if you tell us about your app(s) which use this control.

© allaboutapps 2014 dev by Botond Kis