GoodBoyDigital/pixi.js — pull request #905 by DebanVG (2014-08-04 17:28:12+00:00)
Title: Right-left buttons differentiation

Left | Right
-----|--------
mousedown | rightdown
mouseup | rightup
mouseupoutside | rightupoutside
click | rightclick
__isDown | __isRightDown

Names can easily be changed from the code.