127 lines
3.5 KiB
Lua
127 lines
3.5 KiB
Lua
local Common = require("common.util")
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local Dim = require("common.dimensions")
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local splashSample = "titlescreen/splash/splash1.wav"
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game.LoadSkinSample(splashSample)
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local splash1SfxPlayed = false
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require "common.globals"
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require "common.class"
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local Page = require "api.page.page"
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local KShootManiaPage = require "titlescreen.pages.splash.kshootmaniapage"
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local USCPage = require "titlescreen.pages.splash.uscpage"
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local TeamExceedPage = require "titlescreen.pages.splash.teamexceedpage"
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local CreditsPage = require "titlescreen.pages.splash.creditspage"
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---@class SplashPage : Page
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---@field pages Page[]
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---@field currentPage integer
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---@field _isTransitioning boolean # actively fading between pages
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local SplashPage = {
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__name = "SplashScreen",
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BACKGROUND_COLOR = {255, 255, 255},
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FADE_DURATION = 0.5
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}
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---Create a new SplashScreen instance
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---@param params? SplashPage
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---@return SplashPage
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function SplashPage.new(params)
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local self = CreateInstance(SplashPage, params, Page)
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self.currentPage = 1
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self.content = {
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KShootManiaPage.new(),
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USCPage.new(),
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TeamExceedPage.new(),
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CreditsPage.new()
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}
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self._isTransitioning = false
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-- set callbacks
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for index, page in ipairs(self.content) do
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if index < #self.content then
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page.onInvalidation = function (page_inst)
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self._isTransitioning = true
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self.currentPage = index + 1
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end
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else -- last index
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page.onInvalidation = function (page_inst)
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self:onInvalidation()
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end
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end
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end
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return self
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end
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function SplashPage:init()
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self.currentPage = 1
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self._isTransitioning = false
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Page.init(self)
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end
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function SplashPage:handleButtonInput(button)
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if button == game.BUTTON_STA then
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game.StopSample(splashSample)
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self:onInvalidation()
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end
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end
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---Fade between pages
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---@param fadeDuration? number
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---@param fadeColor? integer[]
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function SplashPage:fadeTransition(deltaTime, fadeDuration, fadeColor)
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fadeDuration = fadeDuration or 0.5
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fadeColor = fadeColor or {255, 255, 255}
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local fadeAlpha = 0.0
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-- reset variables on first call
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if not self["__fadeStarted"] then
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self.__fadeTimer = 0.0
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self.__fadeStarted = true
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end
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local halfDuration = fadeDuration / 2
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if self.__fadeTimer < halfDuration then
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fadeAlpha = Common.lerp(self.__fadeTimer, 0, 0, halfDuration, 255) -- fade out
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elseif self.__fadeTimer < fadeDuration then
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fadeAlpha = Common.lerp(self.__fadeTimer, halfDuration, 255, fadeDuration, 0) -- fade in
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else
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self.__fadeStarted = false -- fade done, reset variable
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self._isTransitioning = false
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end
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local fillColor = {table.unpack(fadeColor, 1, 3)} -- copy color table
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table.insert(fillColor, fadeAlpha) -- add alpha
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gfx.BeginPath()
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gfx.FillColor(table.unpack(fillColor))
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gfx.Rect(0, 0, Dim.design.width, Dim.design.height)
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gfx.Fill()
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self.__fadeTimer = self.__fadeTimer + deltaTime
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end
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function SplashPage:drawBackground(deltaTime)
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gfx.BeginPath()
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gfx.FillColor(table.unpack(self.BACKGROUND_COLOR))
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gfx.Rect(0, 0, Dim.design.width, Dim.design.height)
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gfx.Fill()
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end
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function SplashPage:drawContent(deltaTime)
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self.content[self.currentPage]:render(deltaTime)
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end
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function SplashPage:drawForeground(deltaTime)
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local fadeColor = {255, 255, 255}
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if self._isTransitioning then
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self:fadeTransition(deltaTime, self.FADE_DURATION, fadeColor)
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end
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end
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return SplashPage
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