Background in menu moved to separate class

Weird noise added to menu configs to use single MenuBackground instance
Initial pause menu added

9 files changed, 112 insertions, 38 deletions

diff --git a/config/menus/credits.lua b/config/menus/credits.lua
index 6a2ab50..d59b560 100644
--- a/config/menus/credits.lua
+++ b/config/menus/credits.lua
@@ -1,4 +1,4 @@
-local menu = ...
+local menu, background = ...
 
 local Button = require "not.Button"
 local Element = require "not.Element"
@@ -6,7 +6,12 @@ local Element = require "not.Element"
 local width, height = love.graphics.getWidth()/getRealScale(), love.graphics.getHeight()/getRealScale()
 local bx = width/2-29
 
+if background == nil or not background:is(require "not.MenuBackground") then
+	background = require "not.MenuBackground"(menu)
+end
+
 return {
+	background,
 	Button(menu)
 		:setText("Go back")
 		:setPosition(bx,144)
@@ -21,4 +26,4 @@ return {
 				love.graphics.printf("A game by the Awesomenauts community including:\nSeltzy, PlasmaWisp, ParaDoX, MilkingChicken, Burningdillo, Bronkey and Aki.\n\n04font was used.\n\nBased on a game by Jan Willem Nijman, Paul Veer and Bits_Beats XOXO.\n\nAwesomenauts is property of Ronimo Games.", (x-110)*scale, (y+10)*scale, 220, "left", 0, scale, scale)
 			end)
 	,
-}
\ No newline at end of file
+}
diff --git a/config/menus/host.lua b/config/menus/host.lua
index fff683c..a180736 100644
--- a/config/menus/host.lua
+++ b/config/menus/host.lua
@@ -1,4 +1,4 @@
-local menu = ...
+local menu, background = ...
 
 local Button = require "not.Button"
 local Selector = require "not.Selector"
@@ -11,7 +11,12 @@ local map_Selector = Selector(menu)
 require "iconsList"
 local icons, maps = getMapsIconsList()
 
+if background == nil or not background:is(require "not.MenuBackground") then
+	background = require "not.MenuBackground"(menu)
+end
+
 return {
+	background,
 	map_Selector
 		:setPosition(width/2, 40)
 		:setSize(80, 42)
@@ -42,4 +47,4 @@ return {
 				self.parent:open("main")
 			end)
 	,
-}
\ No newline at end of file
+}
diff --git a/config/menus/main.lua b/config/menus/main.lua
index d65c57d..85e926f 100644
--- a/config/menus/main.lua
+++ b/config/menus/main.lua
@@ -1,4 +1,4 @@
-local menu = ...
+local menu, background = ...
 
 local Button = require "not.Button"
 local Header = require "not.Header"
@@ -9,7 +9,12 @@ local bx = width/2-29
 
 local awesometwo = love.graphics.newImage("assets/two.png")
 
+if background == nil or not background:is(require "not.MenuBackground") then
+	background = require "not.MenuBackground"(menu)
+end
+
 return {
+	background,
 	Button(menu)
 		:setText("Start")
 		:setPosition(bx, 80)
@@ -56,4 +61,4 @@ return {
 		:setText("Roflnauts")
 		:setPosition(width/2,40)
 	,
-}
\ No newline at end of file
+}
diff --git a/config/menus/pause.lua b/config/menus/pause.lua
new file mode 100644
index 0000000..74dd043
--- /dev/null
+++ b/config/menus/pause.lua
@@ -0,0 +1,19 @@
+local menu = ...
+
+local Button = require "not.Button"
+
+local width, height = love.graphics.getWidth()/getScale(), love.graphics.getHeight()/getScale()
+local bx = width/2-29
+
+return {
+	Button(menu)
+		:setText("Unpause")
+		:setPosition(bx, height - 36)
+		:set("active", function () end)
+	,
+	Button(menu)
+		:setText("Exit")
+		:setPosition(bx, height - 20)
+		:set("active", function () end)
+	,
+}
diff --git a/config/menus/select.lua b/config/menus/select.lua
index 037b798..23f9374 100644
--- a/config/menus/select.lua
+++ b/config/menus/select.lua
@@ -1,4 +1,4 @@
-local menu = ...
+local menu, background = ...
 
 local Button = require "not.Button"
 local Selector = require "not.Selector"
@@ -13,7 +13,12 @@ local start_Button = Button(menu)
 require "iconsList"
 local nautsIcons, nautsList = getNautsIconsList()
 
+if background == nil or not background:is(require "not.MenuBackground") then
+	background = require "not.MenuBackground"(menu)
+end
+
 return {
+	background,
 	naut_Selector
 		:setPosition(width/2,60)
 		:setMargin(8)
diff --git a/config/menus/settings.lua b/config/menus/settings.lua
index 96c12cd..59f9234 100644
--- a/config/menus/settings.lua
+++ b/config/menus/settings.lua
@@ -1,4 +1,4 @@
-local menu = ...
+local menu, background = ...
 
 local Button = require "not.Button"
 local Selector = require "not.Selector"
@@ -64,7 +64,12 @@ local controlreleased = function(self, set, action, key)
 	end
 end
 
+if background == nil or not background:is(require "not.MenuBackground") then
+	background = require "not.MenuBackground"(menu)
+end
+
 local a = {
+	background,
 	Button(menu)
 		:setText("Keyboard 1")
 		:setPosition(bx,80)
@@ -111,4 +116,4 @@ local a = {
 	dimmer
 }
 
-return a
\ No newline at end of file
+return a
diff --git a/not/Menu.lua b/not/Menu.lua
index ea47993..a837045 100644
--- a/not/Menu.lua
+++ b/not/Menu.lua
@@ -8,12 +8,6 @@ Menu.elements = --[[{not.Element}]]nil
 Menu.active = 1
 Menu.music = --[[not.Music]]nil
 Menu.sprite = --[[love.graphics.newImage]]nil
-Menu.background = --[[love.graphics.newImage]]nil
-Menu.asteroids = --[[love.graphics.newImage]]nil
-Menu.stars = --[[love.graphics.newImage]]nil
-Menu.asteroids_bounce = 0
-Menu.stars_frame = 1
-Menu.stars_delay = 0.8
 Menu.allowMove = true
 Menu.quads = { -- TODO: Could be moved to config file or perhaps QuadManager to manage all quads for animations etc.
 	button = {
@@ -30,22 +24,16 @@ Menu.quads = { -- TODO: Could be moved to config file or perhaps QuadManager to
 	},
 	arrow_l = love.graphics.newQuad(68, 0, 6, 6, 80,130),
 	arrow_r = love.graphics.newQuad(74, 0, 6, 6, 80,130),
-	stars = {
-		love.graphics.newQuad(  0, 0, 320, 200, 640,200),
-		love.graphics.newQuad(320, 0, 320, 200, 640,200)
-	},
 }
 
 function Menu:new (name)
 	-- Load statically.
 	if Menu.sprite == nil then
 		Menu.sprite = love.graphics.newImage("assets/menu.png")
-		Menu.background = love.graphics.newImage("assets/backgrounds/menu.png")
-		Menu.asteroids = love.graphics.newImage("assets/asteroids.png")
-		Menu.stars = love.graphics.newImage("assets/stars.png")
 	end
 	musicPlayer:setTrack("menu.ogg")
 	musicPlayer:play()
+	self.elements = {}
 	self:open(name)
 end
 
@@ -54,8 +42,11 @@ function Menu:delete () end
 function Menu:open (name)
 	local name = name or "main"
 	self.active = Menu.active --Menu.active is initial
-	self.elements = love.filesystem.load(string.format("config/menus/%s.lua", name))(self)
-	self.elements[self.active]:focus()
+	self.elements = love.filesystem.load(string.format("config/menus/%s.lua", name))(self, self.elements[1])
+	-- Common with `next` method.
+	if not self.elements[self.active]:focus() then
+		self:next()
+	end
 end
 
 -- Return reference to quads table and menu sprite
@@ -88,24 +79,10 @@ function Menu:update (dt)
 	for _,element in pairs(self.elements) do
 		element:update(dt)
 	end
-	self.asteroids_bounce = self.asteroids_bounce + dt*0.1
-	if self.asteroids_bounce > 2 then self.asteroids_bounce = self.asteroids_bounce - 2 end
-	self.stars_delay = self.stars_delay - dt
-	if self.stars_delay < 0 then
-		self.stars_delay = self.stars_delay + Menu.stars_delay --Menu.stars_delay is initial
-		if self.stars_frame == 2 then
-			self.stars_frame = 1
-		else
-			self.stars_frame = 2
-		end
-	end
 end
 function Menu:draw ()
 	local scale = self.scale
 	local scaler = getRealScale()
-	love.graphics.draw(self.background, 0, 0, 0, scaler, scaler)
-	love.graphics.draw(self.stars, self.quads.stars[self.stars_frame], 0, 0, 0, scaler, scaler)
-	love.graphics.draw(self.asteroids, 0, math.floor(64+math.sin(self.asteroids_bounce*math.pi)*4)*scaler, 0, scaler, scaler)
 	love.graphics.setFont(Font)
 	for _,element in pairs(self.elements) do
 		element:draw(scale)
diff --git a/not/MenuBackground.lua b/not/MenuBackground.lua
new file mode 100644
index 0000000..83b409c
--- /dev/null
+++ b/not/MenuBackground.lua
@@ -0,0 +1,49 @@
+--- `MenuBackground`
+-- Represented as space background with blinking stars and moving asteroids.
+-- It might be too specific, but whatever. It is still better than hardcoded background in `Menu` class.
+MenuBackground = require "not.Element":extends()
+
+MenuBackground.BASE_STARS_DELAY = .8
+MenuBackground.QUAD_STARS = {
+	love.graphics.newQuad(  0, 0, 320, 200, 640,200),
+	love.graphics.newQuad(320, 0, 320, 200, 640,200)
+}
+
+function MenuBackground:new (parent)
+	MenuBackground.__super.new(parent)
+	self.starsFrame = 1
+	self.starsDelay = self.BASE_STARS_DELAY
+	self.asteroidsBounce = 0
+	-- Load statically.
+	if MenuBackground.IMAGE_BACKGROUND == nil then
+		MenuBackground.IMAGE_BACKGROUND = love.graphics.newImage("assets/backgrounds/menu.png")
+		MenuBackground.IMAGE_ASTEROIDS = love.graphics.newImage("assets/asteroids.png")
+		MenuBackground.IMAGE_STARS = love.graphics.newImage("assets/stars.png")
+	end
+end
+
+function MenuBackground:update (dt)
+	self.asteroidsBounce = self.asteroidsBounce + dt*0.1
+	if self.asteroidsBounce > 2 then
+		self.asteroidsBounce = self.asteroidsBounce - 2
+	end
+	self.starsDelay = self.starsDelay - dt
+	if self.starsDelay < 0 then
+		self.starsDelay = self.starsDelay + self.BASE_STARS_DELAY
+		if self.starsFrame == 2 then
+			self.starsFrame = 1
+		else
+			self.starsFrame = 2
+		end
+	end
+end
+
+function MenuBackground:draw ()
+	local scale = self.scale
+	local scaler = getRealScale()
+	love.graphics.draw(self.IMAGE_BACKGROUND, 0, 0, 0, scaler, scaler)
+	love.graphics.draw(self.IMAGE_STARS, self.QUAD_STARS[self.starsFrame], 0, 0, 0, scaler, scaler)
+	love.graphics.draw(self.IMAGE_ASTEROIDS, 0, math.floor(64+math.sin(self.asteroidsBounce*math.pi)*4)*scaler, 0, scaler, scaler)
+end
+
+return MenuBackground
diff --git a/not/Scene.lua b/not/Scene.lua
index c770fe4..3324284 100644
--- a/not/Scene.lua
+++ b/not/Scene.lua
@@ -7,6 +7,10 @@ function Scene:new ()
 	self.inputDisabled = false
 end
 
+function Scene:delete () end
+function Scene:update (dt) end
+function Scene:draw () end
+
 -- Following setters and getters are a little bit too much, I think. But they do follow general coding directions.
 function Scene:setSleeping (sleeping)
 	self.sleeping = sleeping