From 9af261cd204b999e6b2b5a44d5c5eb768f84c49d Mon Sep 17 00:00:00 2001
From: Aki <nthirtyone@gmail.com>
Date: Wed, 12 Jul 2017 16:00:51 +0200
Subject: Created Scene class extended SceneManager a little bit to support
 multiple scenes

---
 not/SceneManager.lua | 44 ++++++++++++++++++++++++++++++++++----------
 1 file changed, 34 insertions(+), 10 deletions(-)

(limited to 'not/SceneManager.lua')

diff --git a/not/SceneManager.lua b/not/SceneManager.lua
index 2e429c2..c9a8e20 100644
--- a/not/SceneManager.lua
+++ b/not/SceneManager.lua
@@ -3,31 +3,55 @@
 -- TODO: Extend functionality for more than one active scene (eg. overlay menu).
 SceneManager = require "not.Object":extends()
 
+function SceneManager:new ()
+	self.scenes = {}
+end
+
+-- This function should be removed when multiple scenes will be handled properly by SceneManager and other things.
 function SceneManager:changeScene (scene)
-	if self.scene ~= nil then
-		self.scene:delete()
-	end
-	self.scene = scene
+	table.remove(self.scenes, #self.scenes)
+	return self:addScene(scene)
+end
+
+function SceneManager:addScene (scene)
+	table.insert(self.scenes, scene)
+	return scene
 end
 
-function SceneManager:getScene ()
-	return self.scene
+function SceneManager:getAllScenes ()
+	return self.scenes
 end
 
 function SceneManager:update (dt)
-	self:getScene():update(dt)
+	for _,scene in pairs(self:getAllScenes()) do
+		if not scene:isSleeping() then
+			scene:update(dt)
+		end
+	end
 end
 
 function SceneManager:draw ()
-	self:getScene():draw()
+	for _,scene in pairs(self:getAllScenes()) do
+		if not scene:isHidden() then
+			scene:draw()
+		end
+	end
 end
 
 function SceneManager:controlpressed (set, action, key)
-	self:getScene():controlpressed(set, action, key)
+	for _,scene in pairs(self:getAllScenes()) do
+		if not scene:isInputDisabled() then
+			scene:controlpressed(set, action, key)
+		end
+	end
 end
 
 function SceneManager:controlreleased (set, action, key)
-	self:getScene():controlreleased(set, action, key)
+	for _,scene in pairs(self:getAllScenes()) do
+		if not scene:isInputDisabled() then
+			scene:controlreleased(set, action, key)
+		end
+	end
 end
 
 return SceneManager
-- 
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