cocos2d-x游戏-转盘抽奖

#include "HelloWorldScene.h" CCScene* HelloWorld::scene() { // 'scene' is an autorelease object CCScene *scene = CCScene::create(); // 'layer' is an autorelease object HelloWorld *layer = HelloWorld::create(); // add layer as a child to scene scene->addChild(layer); // return the scene return scene; } // on "init" you need to initialize your instance bool HelloWorld::init() { ////////////////////////////// // 1. super init first if ( !CCLayer::init() ) { return false; } srand(time(NULL)); CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize(); CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin(); #if 0 ///////////////////////////// // 2. add a menu item with "X" image, which is clicked to quit the program // you may modify it. // add a "close" icon to exit the progress. it's an autorelease object CCMenuItemImage *pCloseItem = CCMenuItemImage::create( "CloseNormal.png", "CloseSelected.png", this, menu_selector(HelloWorld::menuCloseCallback)); pCloseItem->setPosition(ccp(origin.x + visibleSize.width - pCloseItem->getContentSize().width/2 , origin.y + pCloseItem->getContentSize().height/2)); // create menu, it's an autorelease object CCMenu* pMenu = CCMenu::create(pCloseItem, NULL); pMenu->setPosition(CCPointZero); this->addChild(pMenu, 1); #endif // add "HelloWorld" splash screen" CCSprite* pSprite = CCSprite::create("bg_main.png"); // position the sprite on the center of the screen pSprite->setPosition(ccp(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y)); // add the sprite as a child to this layer this->addChild(pSprite, 0); // add bg_circul pSprite_circle = CCSprite::create("bg_circle.png"); // pSprite_point->setScale(1.8f); pSprite_circle->setPosition(ccp(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y)); this->addChild(pSprite_circle, 0); // add bg_point CCSprite* pSprite_point = CCSprite::create("bg_point.png"); pSprite_point->cocos2d::CCNode::setAnchorPoint(ccp(0.5, 0.0)); // pSprite_point->setScale(1.8f); pSprite_point->setPosition(ccp(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y + 30)); this->addChild(pSprite_point, 1); // add bg_center CCSprite* pSprite_center = CCSprite::create("bg_center.png"); // pSprite_center->setScale(1.8f); pSprite_center->setPosition(ccp(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y)); this->addChild(pSprite_center, 1); for (int i = 0; i < MAX_COUNT; i++) { char bt_name[15] = {0}; sprintf(bt_name, "bt_%d.png", i + 1); char selected_name[20] = {0}; sprintf(selected_name, "bt_selected_%d.png", i + 1); CCSprite* pSprite_bt = CCSprite::create(bt_name); CCSprite* pSprite_selected = CCSprite::create(selected_name); CCMenuItemImage *pCloseItem = CCMenuItemImage::create(); // pCloseItem->setScale(1.8f); pCloseItem->setTag(i); pCloseItem->initWithNormalSprite(pSprite_bt, pSprite_selected, pSprite_bt, this, NULL); pCloseItem->setAnchorPoint(ccp(0.5, 0.0)); pCloseItem->setPosition(ccp(pSprite_circle->getContentSize().width/2 + origin.x, pSprite_circle->getContentSize().height/2 + origin.y)); pCloseItem->setRotation(360 / MAX_COUNT * i); // create menu, it's an autorelease object CCMenu* pMenu = CCMenu::create(pCloseItem, NULL); pMenu->setPosition(CCPointZero); pSprite_circle->addChild(pMenu, 0); } CCMenuItemImage *pButton = CCMenuItemImage::create(); pButton->initWithNormalImage("CloseNormal.png", "CloseSelected.png", "CloseNormal.png", this, menu_selector(HelloWorld::menuButtonCallback)); pButton->setPosition(ccp(visibleSize.width/2 + origin.x, 40)); m_menuStop = CCMenuItemFont::create("停止", this, menu_selector(HelloWorld::menuButtonCallbackStop)); m_menuStop->setPosition(ccp(visibleSize.width/2 + origin.x + 100, 40)); m_menuStop->setEnabled(false); CCMenu* pMenu = CCMenu::create(pButton, m_menuStop, NULL); pMenu->setPosition(CCPointZero); this->addChild(pMenu, 0); return true; } void HelloWorld::menuButtonCallbackStop(CCObject* pSender) { m_menuStop->setEnabled(false); pSprite_circle->stopAllActions(); pSprite_circle->setRotation(360* (3 + CCRANDOM_MINUS1_1()*0.5) /MAX_COUNT); //改变里面的数字 更改停的位置 CCActionInterval* actionTo_1 = CCRotateBy::create(1.5, 360 * 2); CCActionInterval* actionTo_2 = CCRotateBy::create(0.5, 144); CCActionInterval* actionTo_3 = CCRotateBy::create(0.65, 108); CCActionInterval* actionTo_4 = CCRotateBy::create(0.85, 72); CCActionInterval* actionTo_5 = CCRotateBy::create(1.0, 36); pSprite_circle->runAction(CCSequence::create(actionTo_1,actionTo_2, actionTo_3, actionTo_4, actionTo_5,NULL)); } void HelloWorld::menuButtonCallback(CCObject* pSender) { m_menuStop->setEnabled(true); static int old_pos = 0; static bool need_rotation = false; int pos = CCRANDOM_0_1() * MAX_COUNT; CCLOG("pos is %d", pos); if (!need_rotation) { need_rotation = true; CCLOG("old_pos id %d", old_pos); CCActionInterval* actionTo_5 = CCRotateBy::create(1.0, 36); CCActionInterval* actionTo_4 = CCRotateBy::create(0.85, 72); CCActionInterval* actionTo_3 = CCRotateBy::create(0.65, 108); CCActionInterval* actionTo_2 = CCRotateBy::create(0.5, 144); CCActionInterval* actionTo_1 = CCRotateBy::create(2.5, 360 * 5); pSprite_circle->runAction(CCSequence::create(actionTo_5, actionTo_4, actionTo_3, actionTo_2, actionTo_1,CCCallFunc::create(this, callfunc_selector(HelloWorld::menuButtonCallbackStop)),NULL)); pSprite_circle->runAction(CCRepeatForever::create(actionTo_1)); old_pos = pos; need_rotation = false; } }