TV Tools for Quartz Composer
TV Tools is collection of Quartz Composer patches that helps build prototypes for interactive TV apps.
Responsive Layer patch adapts the layout to the viewer. Focus patch calculates and returns current focus position. Grid Tool patch turns images into a grid with ease. Fade Transition patch creates a smooth fill transitions. See examples on GitHub for details.
PS Any feedback's appreciated. Feel free to tweet @alexslm or send an email. Please spread a word if you like it and use it.
Happy prototyping!