pc_tiantian/core/luaScript/StartupProgressView.lua

-- 实现加载配置进度条
local StartupProgressView = {};
StartupProgressView.__index = StartupProgressView;

-- 创建新对象
function StartupProgressView:new(...)
	local instance = {};
	setmetatable(instance , StartupProgressView);
	instance:ctor(...);
	return instance;
end

function StartupProgressView:ctor()	
	self:onEnter();
end

-- 创建更新界面
local function createUpdateUI()
	local ui = loadUI("res/ui/ui_denglu/ui_loading.ui")
	return ui
end

function StartupProgressView:initMainScene()
	-- initialize director
	local director = cc.Director:getInstance();
	local resolutionSize = director:getOpenGLView():getDesignResolutionSize()
	self.mainScene = cc.Scene:create("mainScene");
	self.mainScene:setContentSize(resolutionSize);
	self.mainScene:setAnchorPoint({x=0,y=0});

	if director:getRunningScene() then
		director:replaceScene(self.mainScene);
	else
		director:runWithScene(self.mainScene);
	end
end

function StartupProgressView:onEnter()
	self:initMainScene();

	self.ui = createUpdateUI();
	self.mainScene:addChild(self.ui);
	

		
	-- 找到所有已经安装的游戏
	self.insGameList = {}
	for _,gameId in pairs(GAME_IDS) do
		local clientUpdateFile = "update_"..tostring(gameId)..".json"
		if isWritableFileExist(clientUpdateFile) then
			table.insert(self.insGameList, gameId);
		end	
	end

	self:initFramework()

	
	self.Count = table.nums(self.insGameList);
	self.Current = 0;	
		
	self:checkConfig();
end

--添加框架到文件系统
function StartupProgressView:initFramework()
	local frameworks={
		1001,--麻将
		1002,--字牌
		1003,--扑克
	}
	for _,gameId in pairs(frameworks) do
		local clientUpdateFile = "update_"..tostring(gameId)..".json"
		if isWritableFileExist(clientUpdateFile) then
			table.insert(self.insGameList, gameId);
		end	
	end
end

-- 一次只加载一个配置
function StartupProgressView:checkConfig()
	self.ui:runInNextFrame(function()
		if self.Current < self.Count then
			
			-- 每帧加载一个子游戏的文件列表
			self.Current = self.Current + 1
			self:loadSubGameFileList(self.insGameList[self.Current]);
			
			-- 循环
			self:checkConfig()
		else
			self:onExit()
		end
	end)
end

function StartupProgressView:loadSubGameFileList(gameId)
	if not gameId then
		return
	end
	
	local clientUpdateFile = "update_"..tostring(gameId)..".json"
	if not isWritableFileExist(clientUpdateFile) then
		return
	end	
	
	-- 加载本地旧的文件列表	
	local function onStartElementOld(name , atts)
		if name == "file" then
			local info = 
			{
				isRomFile = false;
				origin = atts.origin;
				name = atts.name;
				md5 = atts.md5;
				size = tonumber(atts.size),
				realFilePath = getWritableFullName(atts.md5);
			};
			cc.FilePackage:getInstance():addFile(info);
		end
	end
	local fileData = getWritableFileData(clientUpdateFile);
	local fileData = cc.FilePackage:decrypt(fileData)
	local ret , result = tiny.eval(fileData , onStartElementOld)
	if ret == nil then
		log("Error, StartupProgressView:loadSubGameFileList() ", gameId)
		logE(result);
	end	
end

-- 进度加载完毕，退出进度条，真正进入游戏
function StartupProgressView:onExit()
	self.ui:removeFromParent();
	require("luaScript.ViewTouchEventHelper")
	require("luaScript.gameApp"):new():run()
end

return StartupProgressView;