i started creating the gamemanager idea and also the ui, started off with a basic main menu, options light up; added a debug mode which right now displays the name of the key you press, which would be handy for the 3ds

gamemanager.lua

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+require "ui"
+
+
+
+require "snake"
+require "swat"
+
+
+--[[
+	this library is the library that is combining the minigames into one usable thing,
+	it will also house the ui elements and general game management (duh).
+
+]]
+
+
+man = {
+	paused = true,
+	debug = true,
+	tgame = "snake", --game thats happening on top screen
+	bgame = "swat", --game thats happening on bottom screen
+	lastkey = ""
+}
+
+
+
+function man:load()
+	--love.graphics.set3D(true)
+	if not man.debug then
+		snakeplayer:hardreset()
+		swat:load()
+		ui:load()
+	end
+end
+
+function man:update(dt)
+	if not man.debug then
+		if not man.paused then
+			if man.tgame == "snake" then
+				snakeplayer:update(dt)
+			end
+			if man.bgame == "swat" then
+				swat:update(dt)
+			end
+		else
+			ui:update(dt)
+		end
+	end
+end
+
+function man:draw()
+	if not man.debug then
+		if not man.paused then
+			if man.tgame == "snake" then
+				snakeplayer:draw()
+			end
+			if man.bgame == "swat" then
+				fly:draw()
+			end
+		else
+			ui:draw()
+		end
+	else
+		love.graphics.print("the last button pressed was: "..man.lastkey)
+	end
+end
+
+function man:keypressed(key)
+	if not man.debug then 
+		if key == "start" then
+			man.paused = not man.paused
+			return
+		end
+		if not man.paused then
+			if man.tgame == "snake" then
+				snakeplayer:keypressed(key)
+			end
+		else
+			ui:keypressed(key)
+		end
+	else
+		man.lastkey = key
+	end
+end
+
+function man:keyreleased(key)
+	if not man.debug then
+		if not man.paused then
+
+		else
+			ui:keyreleased(key)
+		end
+	end
+end
+
+function man:mousepressed(sx, sy)
+	local x, y = love.mouse.getPosition()
+	if not man.debug then
+		if not man.paused then
+			if man.bgame == "swat" then
+				swat:mousepressed(x, y)
+			end
+		else
+			ui:mousepressed(x, y)
+		end
+	end
+end
+