If you need to get the Y position of a vertically scrolling container, create a text box. Then on the container scroll trigger, set a variable that evaluates the numerical callback value from the event (Y position). Then add a callback that changes the text property of the text box by reading from the variable.

Re-creation of the onboarding sequence of the app "Service" See how it was done step-by-step in the on-boarding webinar: http://docs.proto.io/videos/creating-great-on-boarding-experiences-with-proto-io/ The app itself: https://itunes.apple.com/us/app/service/id1005945537?mt=8

Prototype of the Material Design menu animation of Google Calendar for iOS. See how it was created step-by-step in the video of the webinar "Adaptive Prototypes & Material Design UI Library" http://docs.proto.io/videos/adaptive-prototypes-material-design-ui-library/ Skip to minute 35:14 of the webinar to specifically see this prototype being made. TAGS: material design google iOS calendar Enjoy.

Interaction prototype of the image behaviour from the Facebook Paper app.

The Virtual Fashion Assistant is an interactive screen designed to sit in the change room of a clothing store and help customers try variations or accessories to complete the look without leaving the change room – a store assistant brings you the items. The goal is the customer tries and buys more clothes. The interface has been designed to be display a 55 inch touch screen display.

Have a look at this stunning Parallax effect created exclusively with Proto.io. Feel free to import this fully editable project into your own account for use in your prototypes.

An on-boarding carousel concept, created using Proto.io. It is implemented using state animations. Feel free to import into your Proto.io account.

An example of our vertical scrolling feed, with 2 expandable areas. Feel free to import into your Proto.io account.

Here is a prototype of a music player. Click play and add different sort of beats to the audio. Sample audio is from http://tricoolore.com/ Enjoy!

My Music App lets you listen to your favourite music and add / edit song lyrics to share with the world!