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.

An example of a sticky scrolling sidebar (website)

Currently a work in progress minimal Alarm clock app for Android. Some, but not all, buttons work.

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.

This is an example of a Navigation Bar that disappears on any downward scroll and re-appears on on any upward scroll.

Click "wake up" to start, drag circle to change temperature...

iOS app prototype using the magnificent Proto.io that let users share their stories about their travel. A work in progress but definitely in good direction! To experience, simply click anywhere on the main screen. On mobile, tap on the password field and then tap done.