我正在尝试为 Android Google Play 商店制作游戏。但是,当我制作主菜单时,我遇到了一个问题。
在我添加故事板和场景功能之前,一切正常。但是现在我运行它时什么都看不到。
另外,我没有错误。
    -- Requires
    local widget = require "widget"
    local storyboard = require ("storyboard")
    local scene = storyboard.newScene()
    function scene:createScene(event)
screenGroup = self.view
-- Background
local background = display.newImage("images/bg.png")
screenGroup:insert(background)
-- Title
local title = display.newImage("images/title.png")
title.x = display.contentCenterX
title.y = display.contentCenterY - 110
screenGroup:insert(title)
-- Play game
local button1 = widget.newButton {
    label = "Play Game",
    font = default,
    fontSize = 24,
    width = 200,
    height = 50
}
button1.x = display.contentCenterX
button1.y = display.contentCenterY - 47
screenGroup:insert(button1)
-- How To Play
local button2 = widget.newButton {
    label = "How To Play",
    font = default,
    fontSize = 24,
    width = 200,
    height = 50
}
button2.x = display.contentCenterX
button2.y = display.contentCenterY + 13
screenGroup:insert(button2)
-- Level Select
local button3 = widget.newButton {
    label = "Level Select",
    font = default,
    fontSize = 24,
    width = 200,
    height = 50
}
button3.x = display.contentCenterX
button3.y = display.contentCenterY + 73
screenGroup:insert(button3)
-- About Us
local button4 = widget.newButton {
    label = "About Us",
    font = default,
    fontSize = 24,
    width = 200,
    height = 50
}
button4.x = display.contentCenterX
button4.y = display.contentCenterY + 133
screenGroup:insert(button4)
    end
    function start(event)
if event.phase == "began" then
    storyboard.gotoScene("level1", "fade", 400)
end
    end
    function scene:enterScene(event)
button1:addEventListener("touch", start)
    end
    return scene