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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,
sprite,
background,
allowMove = true,
quads = {
button = {
normal = love.graphics.newQuad(0, 0, 58,15, 80,130),
active = love.graphics.newQuad(0, 0, 58,15, 80,130)
},
portrait = {
normal = love.graphics.newQuad( 0, 15, 32,32, 80,130),
active = love.graphics.newQuad(32, 15, 32,32, 80,130)
},
panorama = {
normal = love.graphics.newQuad(0,47, 80,42, 80,130),
active = love.graphics.newQuad(0,88, 80,42, 80,130)
},
arrow_l = love.graphics.newQuad(68, 0, 6, 6, 80,130),
arrow_r = love.graphics.newQuad(74, 0, 6, 6, 80,130),
}
}
function Menu:new(name)
local o = {}
setmetatable(o, self)
self.__index = self
self.sprite = love.graphics.newImage("assets/menu.png")
self.background = love.graphics.newImage("assets/backgrounds/menu.png")
o.elements = {}
o:load(name)
o.music = Music:new("menu.ogg")
return o
end
function Menu:delete()
self.music:delete()
end
-- Load menu from file
function Menu:load(name)
local name = "config/" .. (name or "menumain") .. ".lua"
local menu = love.filesystem.load(name)
self.active = 1
self.elements = menu(self)
self.elements[self.active]:focus()
end
-- Return reference to quads table and menu sprite
function Menu:getSheet()
return self.sprite, self.quads
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.draw(self.background, 0, 0, 0, getRealScale(), getRealScale())
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 self.allowMove then
if action == "down" then
self:next()
end
if action == "up" then
self:previous()
end
end
for _,element in pairs(self.elements) do
element:controlpressed(set, action, key)
end
end
function Menu:controlreleased(set, action, key)
for _,element in pairs(self.elements) do
element:controlreleased(set, action, key)
end
end
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