config.lua

local topInset, leftInset, bottomInset, rightInset = display.getSafeAreaInsets()
local aspectRatio = display.pixelHeight / display.pixelWidth
local portraitWidth, portraitHeight = 320, 480
if topInset > 0 or leftInset > 0 or bottomInset > 0 or rightInset > 0 then
	if aspectRatio > 2.1 then
		portraitWidth, portraitHeight = 360, 693
	end
end

application =
{

	content =
	{
      	width = 320, --aspectRatio > 1.5 and portraitWidth or math.ceil( portraitHeight / aspectRatio ),
		height = 480, --aspectRatio < 1.5 and portraitHeight or math.ceil( portraitWidth * aspectRatio ),
		scale = "adaptive", -- adaptive , letterbox
		fps = 60,
        xAlign = "left", -- default: center
        yAlign = "top", -- default: center
		---[[--

		imageSuffix =
		{
			["@2x"] = 1.5,
			["@4x"] = 3.0
		},
		--]]--
	},

	--[[
	-- Push notifications
	notification =
	{
		iphone =
		{
			types =
			{
				"badge", "sound", "alert", "newsstand"
			}
		}
	},
	--]]    
}