cambridge/scene/title.lua

local TitleScene = Scene:extend()

local main_menu_screens = {
	ModeSelectScene,
	InputConfigScene,
    ExitScene,
}

function TitleScene:new()
	self.main_menu_state = 1
end

function TitleScene:update()
end

function TitleScene:render()
	love.graphics.setFont(font_3x5_2)

	love.graphics.draw(
		backgrounds["title"],
		0, 0, 0,
		0.5, 0.5
	)

	love.graphics.setColor(1, 1, 1, 0.5)
	love.graphics.rectangle("fill", 20, 278 + 20 * self.main_menu_state, 160, 22)

	love.graphics.setColor(1, 1, 1, 1)
	for i, screen in pairs(main_menu_screens) do
		love.graphics.printf(screen.title, 40, 280 + 20 * i, 120, "left")
	end

end

function TitleScene:changeOption(rel)
	local len = table.getn(main_menu_screens)
	self.main_menu_state = (self.main_menu_state + len + rel - 1) % len + 1
end

function TitleScene:onKeyPress(e)
	if e.scancode == "return" and e.isRepeat == false then
		scene = main_menu_screens[self.main_menu_state]()
	elseif (e.scancode == config.input["up"] or e.scancode == "up") and e.isRepeat == false then
		self:changeOption(-1)
	elseif (e.scancode == config.input["down"] or e.scancode == "down") and e.isRepeat == false then
		self:changeOption(1)
    elseif e.scancode == "escape" and e.isRepeat == false then
        love.event.quit()
	end
end

return TitleScene