Funciton moduel

local stage = require "display".getCurrentStage()

local typeface = native.newFont "American Typewriter"

function splash(functions)
    local self = display.newGroup()
    local backdrop = display.newRect(self, 0, 0, stage.width, stage.height)
    backdrop:setFillColor(47, 47, 79)

    local actionCount = 0
    for _ in pairs(functions) do
        actionCount = actionCount + 1
    end
    local maxWidth = 0
    local height, pitch = stage.height * 0.1, stage.height * 0.12
    local yPos = (stage.height - (actionCount - 1 ) * pitch) / 2
    for text, action in pairs(functions) do
        local button = display.newGroup()
            self:insert(button)
            button.x, button.y = stage.width / 2, yPos
            yPos = yPos + pitch

            local label = display.newText(button, text, 0, 0, typeface, stage.height * 0.08)
                label:setTextColor(47, 47, 79)
                label.xOrigin, label.yOrigin = 0, 0
            maxWidth = math.max(maxWidth, label.width)
        button:addEventListener('tap', function(event) action(self) return true end)
        button:addEventListener('touch', function(event) return true end)
    end
    for i=2,self.numChildren do
        local button = self[i]
        local fill = display.newRect(button, 0, 0, maxWidth * 1.1, height)
            fill:setFillColor(.827 * 255, .694 * 255, .286 * 255)
            fill.xOrigin, fill.yOrigin = 0, 0
            fill:toBack()
    end
    self.isVisible = false

    return self

end

return splash