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screens/pausescreen.lua

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local Image = require "widgets/image"
local UIAnim = require "widgets/uianim"
local Widget = require "widgets/widget"
local OptionsScreen = require "screens/optionsscreen"
local PopupDialogScreen = require "screens/popupdialog"
local ControlsScreen = require "screens/controlsscreen"

local function dorestart()
	local player = GetPlayer()
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local Image = require "widgets/image"
local UIAnim = require "widgets/uianim"
local Widget = require "widgets/widget"
local PopupDialogScreen = require "screens/popupdialog"
local ControlsScreen = nil
local OptionsScreen = nil
if PLATFORM == "PS4" then
    ControlsScreen = require "screens/controlsscreen_ps4"
    OptionsScreen = require "screens/optionsscreen_ps4"
else
    ControlsScreen = require "screens/controlsscreen"
    OptionsScreen = require "screens/optionsscreen"
end

local function dorestart()
	local player = GetPlayer()

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local PauseScreen = Class(Screen, function(self)
	Screen._ctor(self, "PauseScreen")

	self.was_paused = IsPaused()
	SetPause(true,"pause")
	
	--darken everything behind the dialog
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local PauseScreen = Class(Screen, function(self)
	Screen._ctor(self, "PauseScreen")

	self.active = true
	SetPause(true,"pause")
	
	--darken everything behind the dialog

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	local can_save = player and player:IsValid() and player.components.health and not player.components.health:IsDead() and IsGamePurchased()
	local button_w = 160
	
	local buttons = {
		{text=STRINGS.UI.PAUSEMENU.CONTINUE, cb=function() TheFrontEnd:PopScreen(self) if not self.was_paused then SetPause(false) end end },
		{text=STRINGS.UI.PAUSEMENU.CONTROLS, cb=function() TheFrontEnd:PushScreen( ControlsScreen(true)) end },
		{text=STRINGS.UI.PAUSEMENU.OPTIONS, cb=function() TheFrontEnd:PushScreen( OptionsScreen(true))	end },
		{text=can_save and STRINGS.UI.PAUSEMENU.SAVEANDQUIT or STRINGS.UI.PAUSEMENU.QUIT, cb=function() self:doconfirmquit() end},
		
	}

	self.menu = self.proot:AddChild(Menu(buttons, button_w, true))
	self.menu:SetPosition(-(button_w*(#buttons-1))/2, -65, 0) 

	self.default_focus = self.menu
end)

 function PauseScreen:doconfirmquit()
	local player = GetPlayer()
	local can_save = player and player:IsValid() and player.components.health and not player.components.health:IsDead() and IsGamePurchased()
	local function doquit()
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	local can_save = player and player:IsValid() and player.components.health and not player.components.health:IsDead() and IsGamePurchased()
	local button_w = 160
	
	local buttons = {}
	table.insert(buttons, {text=STRINGS.UI.PAUSEMENU.CONTINUE, cb=function() TheFrontEnd:PopScreen(self) if not self.was_paused then SetPause(false) end end })
	table.insert(buttons, {text=STRINGS.UI.PAUSEMENU.CONTROLS, cb=function() TheFrontEnd:PushScreen( ControlsScreen(true)) end })    	    
    table.insert(buttons, {text=STRINGS.UI.PAUSEMENU.OPTIONS, cb=function() TheFrontEnd:PushScreen( OptionsScreen(true))	end })
    table.insert(buttons, {text=can_save and STRINGS.UI.PAUSEMENU.SAVEANDQUIT or STRINGS.UI.PAUSEMENU.QUIT, cb=function() self:doconfirmquit() end})
    
	self.menu = self.proot:AddChild(Menu(buttons, button_w, true))
	self.menu:SetPosition(-(button_w*(#buttons-1))/2, -65, 0) 

	TheInputProxy:SetCursorVisible(true)
	self.default_focus = self.menu
end)

 function PauseScreen:doconfirmquit()
 	self.active = false
	local player = GetPlayer()
	local can_save = player and player:IsValid() and player.components.health and not player.components.health:IsDead() and IsGamePurchased()
	local function doquit()

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	if PauseScreen._base.OnControl(self,control, down) then return true end

	if (control == CONTROL_PAUSE or control == CONTROL_CANCEL) and not down then	
		TheFrontEnd:PopScreen() 
		if not self.was_paused then
			SetPause(false)
		end
		return true
	end

end

return PauseScreen
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	if PauseScreen._base.OnControl(self,control, down) then return true end

	if (control == CONTROL_PAUSE or control == CONTROL_CANCEL) and not down then	
		self.active = false
		TheFrontEnd:PopScreen() 
		SetPause(false)
		return true
	end

end

function PauseScreen:OnUpdate(dt)
	if self.active then
		SetPause(true)
	end
end

return PauseScreen