Locking and Unlocking Levels in Your Solar2D Games

     Many games are based on levels, and most of those games have a screen where: 

The user can choose a level to play.

Some levels are locked until previous levels have been played.

A number of stars are shown based on the player s score for that level.

     One of the most commonly asked game dev questions is, How do I lock and unlock levels? Until now I ve tried to explain the concept to people but now I have a better answer  

The Outlaw Game Tools Level Manager

OGT Level Manager is a library you include in your game and then tweak some variables to specify which graphics you want to use, how many total levels you have, etc.

     And then in your game it s as easy as this to unlock the next level when the player has finished with the current level: 

  unlockNextLevel() 

     OGT Level Manager keeps track of which levels have been unlocked and it s shown automatically when the player goes back to the level select screen! 

     If you re using a stars system in your game, OGT Level Manager will even keep track of how many stars were earned on each level. And it s this easy to use: