------------------------------------------------------------------------------
-- Imports
------------------------------------------------------------------------------

local make_class = require 'src.utils.classes'
local Layout     = require 'src.ui.layout'


------------------------------------------------------------------------------
-- Class definitions
------------------------------------------------------------------------------

local HBox = make_class(Layout)


------------------------------------------------------------------------------
-- Class methods
------------------------------------------------------------------------------

function HBox:_init(x, y, w, h, spacing)
    Layout._init(self, x, y, w, h, spacing)
end


function HBox:load()
    Layout.load(self)

    local _x = self.x

    -- Load required assets if needed and then compute the coordinates of each button.
    for _, v in pairs(self.elements) do
        v.y = self.y

        v.x = _x
        _x = _x + v.w + self.s
    end
end


function HBox:set_dimensions()
    if self.w == nil then
        self.w = 0
        for i, v in pairs(self.elements) do
            self.w = self.w + v.w
            if i < #self.elements then self.w = self.w + self.s end
        end
    end

    if self.h == nil then
        self.h = 0
        for _, v in pairs(self.elements) do
            if v.h > self.h then self.h = v.h end
        end
    end
end


------------------------------------------------------------------------------
-- Module return
------------------------------------------------------------------------------

return HBox