From 094f9326d1e3ae6e451b21192b288220a8fab12e Mon Sep 17 00:00:00 2001
From: Aki <nthirtyone@gmail.com>
Date: Wed, 12 Jul 2017 09:31:32 +0200
Subject: Basic SceneManager created and partialy replaced old scene managment
 system

---
 main.lua             | 20 ++++++++++++++------
 not/SceneManager.lua | 23 ++++++++++++++---------
 2 files changed, 28 insertions(+), 15 deletions(-)

diff --git a/main.lua b/main.lua
index 6028c84..45d495b 100644
--- a/main.lua
+++ b/main.lua
@@ -11,9 +11,17 @@ function getRealScale ()
 	return math.max(1, math.max(love.graphics.getWidth() / 320, love.graphics.getHeight() / 180))
 end
 
+-- TODO: They don't look nice like this; move them to some kind of core/game object.
+musicPlayer = require "not.MusicPlayer"()
+sceneManager = require "not.SceneManager"()
+
+-- TODO: This is a temporary wrapper! Remove all use cases of `changeScene()`.
+function changeScene (scene)
+	sceneManager:changeScene(scene)
+end
+
 -- Require
 require "iconsList"
-require "not.SceneManager"
 require "not.World"
 require "not.Camera"
 require "not.Menu"
@@ -34,11 +42,11 @@ function love.load ()
 	love.graphics.setFont(Font)
 	Controller.load()
 	Settings.load()
-	Scene = Menu:new()
+	sceneManager:changeScene(Menu:new())
 end
 
 function love.draw ()
-	Scene:draw()
+	sceneManager:getScene():draw()
 	if debug then
 		local scale = getScale()
 		love.graphics.setFont(Font)
@@ -49,7 +57,7 @@ function love.draw ()
 	end
 end
 
-function love.update (dt) Scene:update(dt) end
+function love.update (dt) sceneManager:getScene():update(dt) end
 function love.quit () Settings.save() end
 
 -- Pass input to Controller
@@ -61,12 +69,12 @@ function love.keyreleased (key) Controller.keyreleased(key) end
 
 -- Controller callbacks
 function Controller.controlpressed (set, action, key)
-	Scene:controlpressed(set, action, key)
+	sceneManager:getScene():controlpressed(set, action, key)
 	if key == "f5" then
 		debug = not debug
 	end
 end
 
 function Controller.controlreleased (set, action, key)
-	Scene:controlreleased(set, action, key)
+	sceneManager:getScene():controlreleased(set, action, key)
 end
diff --git a/not/SceneManager.lua b/not/SceneManager.lua
index 755548a..367a4c0 100644
--- a/not/SceneManager.lua
+++ b/not/SceneManager.lua
@@ -1,12 +1,17 @@
--- Pretend you didn't see this
--- This is work for scene manager
--- TODO: Create SceneManager or similar class.
-Scene = nil
-musicPlayer = require("not.MusicPlayer")()
+--- `SceneManager`
+-- Used for changing single active scene.
+-- TODO: Extend functionality for more than one active scene (eg. overlay menu).
+SceneManager = require "not.Object":extends()
 
-function changeScene (scene)
-	if Scene ~= nil then
-		Scene:delete()
+function SceneManager:changeScene (scene)
+	if self.scene ~= nil then
+		self.scene:delete()
 	end
-	Scene = scene
+	self.scene = scene
 end
+
+function SceneManager:getScene ()
+	return self.scene
+end
+
+return SceneManager
-- 
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