Earlier, I posted a tutorial on scaling the game and assets for multiple devices. But it does not work very well in latest phaser version 2.4.2(as if the time of writing). So I thought it will be good to post an updated version for the latest phaser.
The idea is simple, Create a group and add all of your game objects into that group. After that, scale and position the group correctly to display the game fully inside the browser/device. The scaling and positioning is done such a way that there will be no black bars around the game and it will be in the correct aspect ratio. Continue reading