Filter Wheel

Wheel for selecting which filters to use to filter the song selection.

Contains filters which has the following fields:

string[] level //Contains all level filters
string[] foler //Contains all folder filters

Calls made to lua

This screen makes two calls to lua:

//called whenever the user switches between selecting folder filters and level filters
void set_mode(bool selectingFolders)

//called whenever the user scrolls, selectingFolders tells which arrays index to update
void set_selection(int index, bool selectingFolders)