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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | #include "cocos2d.h" USING_NS_CC; class GameScene : public cocos2d::Layer { public : static cocos2d::Scene* createScene(); virtual bool init(); void menuCallback(Ref* pSender); CREATE_FUNC(GameScene); private : //注意不能用auto关键字 Size size; Sprite *sprite; }; |
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | // Created by Jacedy on 14-8-11. #include "GameScene.h" #include <stdlib.h> USING_NS_CC; cocos2d::Scene* GameScene::createScene() { auto scene = Scene::create(); //创建一个场景 auto layer = GameScene::create(); //创建一个图层 scene->addChild(layer); return scene; } //初始化当前的图层 bool GameScene::init() { if (!Layer::init()) //初始化父类 return false ; //获取屏幕大小 size = Director::getInstance()->getVisibleSize(); //auto size = Director::getInstance()->getWinSize(); //获取系统时间 struct timeval now; gettimeofday(&now, NULL); //初始化随机种子 //timeval是个结构体，里边有俩个变量，一个是以秒为单位的，一个是以微妙为单位的 unsigned rand_seed = (unsigned)(now.tv_sec*1000 + now.tv_usec/1000); //都转化为毫秒 srand (rand_seed); for ( int i=0; i<100; i++) { int _rand = rand ()%100; //产生0~99的随机数 //int _rand2 = random()%100; log ( "%d" , _rand); } return true ; } void GameScene::menuCallback(Ref* pSender) { } |
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