Context.js

var sys = require('pex-sys');

var currentGLContext = null;

var Context = {
};

Object.defineProperty(Context, 'currentContext', {
  get: function() { 
    if (currentGLContext) {
      return currentGLContext;
    }
    else if (sys.Window.currentWindow) {
      return sys.Window.currentWindow.gl;
    }
    else {
      return null;
    }
  },
  set: function(gl) {
    currentGLContext = gl;
  },
  enumerable: true,
  configurable: true
});

module.exports = Context;