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-- `Menu` (Scene)
-- It creates single screen of a menu
-- I do know that model I used here and in `World` loading configuration files is not flawless but I did not want to rewrite `World`s one but wanted to keep things similar at least in project scope.
require "music"
-- Here it begins
Menu = {
scale = getScale(),
elements, --table
active = 1,
music
}
function Menu:new(name)
local o = {}
setmetatable(o, self)
self.__index = self
o.elements = {}
o:load(name)
o.music = Music:new("menu.ogg")
return o
end
function Menu:delete() end
-- Load menu from file
function Menu:load(name)
local name = "config/" .. (name or "menumain") .. ".lua"
local menu = love.filesystem.load(name)
self.elements = menu(self)
self.elements[self.active]:focus()
end
-- Cycle elements
function Menu:next()
self.elements[self.active]:blur()
self.active = (self.active%#self.elements)+1
if not self.elements[self.active]:focus() then
self:next()
end
end
function Menu:previous()
self.elements[self.active]:blur()
if self.active == 1 then
self.active = #self.elements
else
self.active = self.active - 1
end
if not self.elements[self.active]:focus() then
self:previous()
end
end
-- LÖVE2D callbacks
function Menu:update(dt)
for _,element in pairs(self.elements) do
element:update(dt)
end
end
function Menu:draw()
local scale = self.scale
love.graphics.setFont(Font)
for _,element in pairs(self.elements) do
element:draw(scale)
end
end
-- Controller callbacks
function Menu:controlpressed(set, action, key)
if action == "down" then
self:next()
end
if action == "up" then
self:previous()
end
for _,element in pairs(self.elements) do
element:controlpressed(set, action, key)
end
end
function Menu:controlreleased(set, action, key) end
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