function love.load()
	do_pause = false
	debug = false
	debug_collision = false
	textScale = 1
	fps_count = 0
	fps_second = 0
	fps_draw = 0
	fps_total = 0
	love.graphics.setColor(1,1,1)
	love.keyboard.setKeyRepeat(true)
	love.graphics.setDefaultFilter("nearest") -- good pixel
	game = {
		scale = 2.5,
		width = love.graphics.getWidth(),
		height = love.graphics.getHeight(),
		paused = false
	}
	require "data/scripts"
	Camera.width = game.width
	Camera.height = game.height
	levelList = {"level1","level2","level3","tileset"}
	levelNum = 1
	currLevel = levelList[levelNum]
	LoadTiles()
	InitPlayer()
	main_player = player:newPlayer(0,0)
	main_player.sprite = love.graphics.newImage("assets/characters/nancy/idle1.png")
	main_player:LoadAnimation(animation.nancy.idle)
end

function love.update(dt)
	-- fps counter
	if fps_second >= 1 then
		fps_second = fps_second - 1
		fps_draw = fps_count
		fps_count = 0
		fps_total = fps_total + 1
	end
	fps_second = fps_second + dt
	fps_count = fps_count + 1
	current_dt = dt

	-- saveproof to game resize
	game.width = love.graphics.getWidth()
	game.height = love.graphics.getHeight()

	-- GAME STEP
	if not do_pause then
		SetCollisionFlags(main_player)
		main_player:DoInput()
		main_player:DoPhysics()
		main_player:HandleAnimation()
		main_player:Animate()
		AnimateTiles()
		Camera:CenterAt(main_player.pos.x, main_player.pos.y,LevelInfo.Width,LevelInfo.Height)
		--camera:ScreenAt(main_player.pos.x, main_player.pos.y,game.width,game.height)
	end
end

function love.keypressed(key)

	if key == "escape" then
    if do_pause then
			do_pause = false
		else
			pausepage = 1
			do_pause = true
		end
  end

	if key == "f1" then
		if debug then
			debug = false
			debug_collision = true
		elseif debug_collision then
		 debug_collision = false
		else
		 debug = true
		end
	end

	if key == "f2" then
		main_player.pos.x, main_player.pos.y = 0,-0.1
	end

	if key == "f3" then
		LoadLevel()
	end

	if key == "f5" then
		levelNum = levelNum + 1
		if levelNum > #levelList then levelNum = levelNum - #levelList end
		currLevel = levelList[levelNum]
		LoadTiles()
		main_player.pos.x, main_player.pos.y = 0,-0.1
	end
end

function love.draw()
	TilesDisplayBack()
	main_player:Draw()
	TilesDisplayFront()

	-- Save color
	local pcr, pcg, pcb, pca = love.graphics.getColor()
	-- Scale control
	if game.height > game.width then
		textScale = game.height/480
	else
		textScale = game.width/640
	end

	--debug
	if debug then DebugUI() end
	if debug_collision then DebugColisions() end

	-- reset color
	love.graphics.setColor(pcr,pcg,pcb,pca)


	local pcr, pcg, pcb, pca = love.graphics.getColor()
	if do_pause then PauseUI() end
	love.graphics.setColor(pcr,pcg,pcb,pca)
end