#include "SimpleAudioEngine.h" #include "HelloWorldScene.h" #include "GameOverScene.h" #include <math.h> #include "Resource.h" using namespace cocos2d; CCScene* HelloWorld::scene() { // 'scene' is an autorelease object CCScene *scene = CCScene::node(); // 'layer' is an autorelease object HelloWorld *layer = HelloWorld::node(); // add layer as a child to scene scene->addChild(layer); // return the scene return scene; } void HelloWorld::spriteMoveFinished(CCNode* sender) { CCSprite *sprite = (CCSprite *)sender; this->removeChild(sprite, true); if (sprite->getTag() == 1) // target { _targets->removeObject(sprite); GameOverScene *gameOverScene = GameOverScene::node(); gameOverScene->getLayer()->getLabel()->setString("You Lose :["); CCDirector::getSharedDirector()->replaceScene(gameOverScene); } else if (sprite->getTag() == 2) // projectile { _projectiles->removeObject(sprite); } } void HelloWorld::addTarget() { CCSprite *target = CCSprite::spriteWithFile(ResInfo[4].ImgName.c_str(), CGRectMake(0,0,27,40)); // Determine where to spawn the target along the Y axis CGSize winSize = CCDirector::getSharedDirector()->getWinSize(); int minY = (int)( target->getContentSize().height / 2 ); int maxY = (int)( winSize.height - target->getContentSize().height / 2 ); int rangeY = maxY - minY; srand( TimGetTicks() ); int actualY = ( rand() % rangeY ) + minY; // Create the target slightly off-screen along the right edge, // and along a random position along the Y axis as calculated above target->setPosition( ccp(winSize.width + (target->getContentSize().width/2), actualY) ); this->addChild(target); // Determine speed of the target int minDuration = (int)2.0; int maxDuration = (int)4.0; int rangeDuration = maxDuration - minDuration; srand( TimGetTicks() ); int actualDuration = ( rand() % rangeDuration ) + minDuration; // Create the actions CCFiniteTimeAction* actionMove = CCMoveTo::actionWithDuration( (ccTime)actualDuration, ccp(0 - target->getContentSize().width/2, actualY) ); CCFiniteTimeAction* actionMoveDone = CCCallFuncN::actionWithTarget(this, callfuncN_selector(HelloWorld::spriteMoveFinished)); target->runAction( CCSequence::actions(actionMove, actionMoveDone, NULL) ); // Add to targets array target->setTag(1); _targets->addObject(target); } void HelloWorld::gameLogic(ccTime dt) { this->addTarget(); } // on "init" you need to initialize your instance bool HelloWorld::init() { // always call "super" init if ( !CCColorLayer::initWithColor( ccc4(255,255,255,255) ) ) { return false; } // cocos2d-uphone: add a menu item with "X" image, which is clicked to quit the program // add a "close" icon, it's an autorelease object CCMenuItemImage *pCloseItem = CCMenuItemImage::itemFromNormalImage( ResInfo[0].ImgName.c_str(), ResInfo[1].ImgName.c_str(), this, menu_selector(HelloWorld::menuCloseCallback) ); pCloseItem->setPosition( ccp( CCDirector::getSharedDirector()->getWinSize().width - 20, 20) ); CCMenu* pMenu = CCMenu::menuWithItems(pCloseItem, NULL); // create menu, it's an autorelease object pMenu->setPosition( CGPointZero ); this->addChild(pMenu); ///////////////////////////// // add your code below // Enable touch events this->setIsTouchEnabled(true); // Initialize arrays _targets = new NSMutableArray<CCSprite*>; _projectiles = new NSMutableArray<CCSprite*>; // Get the dimensions of the window for calculation purposes CGSize winSize = CCDirector::getSharedDirector()->getWinSize(); // Add the player to the middle of the screen along the y-axis, // and as close to the left side edge as we can get // Remember that position is based on the anchor point, and by default the anchor // point is the middle of the object. CCSprite *player = CCSprite::spriteWithFile(ResInfo[2].ImgName.c_str(), CGRectMake(0, 0, 27, 40) ); player->setPosition( ccp(player->getContentSize().width / 2, winSize.height/2) ); this->addChild(player); // Call game logic about every second this->schedule( schedule_selector(HelloWorld::gameLogic), 1.0 ); this->schedule( schedule_selector(HelloWorld::update) ); // Start up the background music SimpleAudioEngine::getSharedEngine()->SetBackgroundMusicVolume(40); SimpleAudioEngine::getSharedEngine()->playBackgroundMusic(SoundResInfo[0].FileName.c_str(), true); return true; } void HelloWorld::update(ccTime dt) { NSMutableArray<CCSprite*> *projectilesToDelete = new NSMutableArray<CCSprite*>; NSMutableArray<CCSprite*>::NSMutableArrayIterator it, jt; for (it = _projectiles->begin(); it != _projectiles->end(); it++) { CCSprite *projectile = *it; CGRect projectileRect = CGRectMake(projectile->getPosition().x - (projectile->getContentSize().width/2), projectile->getPosition().y - (projectile->getContentSize().height/2), projectile->getContentSize().width, projectile->getContentSize().height); NSMutableArray<CCSprite*> *targetsToDelete = new NSMutableArray<CCSprite*>; for (jt = _targets->begin(); jt != _targets->end(); jt++) { CCSprite *target = *jt; CGRect targetRect = CGRectMake(target->getPosition().x - (target->getContentSize().width/2), target->getPosition().y - (target->getContentSize().height/2), target->getContentSize().width, target->getContentSize().height); if (CGRect::CGRectIntersectsRect(projectileRect, targetRect)) { targetsToDelete->addObject(target); } } for (jt = targetsToDelete->begin(); jt != targetsToDelete->end(); jt++) { CCSprite *target = *jt; _targets->removeObject(target); this->removeChild(target, true); _projectilesDestroyed++; if (_projectilesDestroyed > 30) { GameOverScene *gameOverScene = GameOverScene::node(); gameOverScene->getLayer()->getLabel()->setString("You Win!"); CCDirector::getSharedDirector()->replaceScene(gameOverScene); } } if (targetsToDelete->count() > 0) { projectilesToDelete->addObject(projectile); } targetsToDelete->release(); } for (it = projectilesToDelete->begin(); it != projectilesToDelete->end(); it++) { CCSprite* projectile = *it; _projectiles->removeObject(projectile); this->removeChild(projectile, true); } projectilesToDelete->release(); } void HelloWorld::ccTouchesEnded(NSSet* touches, UIEvent* event) { // Choose one of the touches to work with CCTouch* touch = (CCTouch*)( touches->anyObject() ); CGPoint location = touch->locationInView(touch->view()); location = CCDirector::getSharedDirector()->convertToGL(location); // Set up initial location of projectile CGSize winSize = CCDirector::getSharedDirector()->getWinSize(); CCSprite *projectile = CCSprite::spriteWithFile(ResInfo[3].ImgName.c_str(), CGRectMake(0, 0, 20, 20)); projectile->setPosition( ccp(20, winSize.height/2) ); // Determinie offset of location to projectile float offX = location.x - projectile->getPosition().x; float offY = location.y - projectile->getPosition().y; // Bail out if we are shooting down or backwards if (offX <= 0) return; // Ok to add now - we've double checked position this->addChild(projectile); // Play a sound! // SimpleAudioEngine::getSharedEngine()->SetEffectsVolume(30); // SimpleAudioEngine::getSharedEngine()->playEffect(SoundResInfo[1].FileName.c_str()); // Determine where we wish to shoot the projectile to float realX = winSize.width + (projectile->getContentSize().width / 2); float ratio = (float)offY / (float)offX; float realY = (realX * ratio) + projectile->getPosition().y; CGPoint realDest = ccp(realX, realY); // Determine the length of how far we're shooting float offRealX = realX - projectile->getPosition().x; float offRealY = realY - projectile->getPosition().y; float length = sqrtf((offRealX * offRealX) + (offRealY*offRealY)); float velocity = 480/1; // 480pixels/1sec float realMoveDuration = length/velocity; // Move projectile to actual endpoint projectile->runAction( CCSequence::actions( CCMoveTo::actionWithDuration(realMoveDuration, realDest), CCCallFuncN::actionWithTarget(this, callfuncN_selector(HelloWorld::spriteMoveFinished)), NULL) ); // Add to projectiles array projectile->setTag(2); _projectiles->addObject(projectile); } HelloWorld::HelloWorld() :_targets(NULL) ,_projectiles(NULL) ,_projectilesDestroyed(0) { SimpleAudioEngine::getSharedEngine()->preloadEffect(SoundResInfo[1].FileName.c_str()); } // on "dealloc" you need to release all your retained objects // cocos2d-x: destructor in cpp equals to dealloc in objc HelloWorld::~HelloWorld() { if (_targets) { _targets->release(); _targets = NULL; } if (_projectiles) { _projectiles->release(); _projectiles = NULL; } } void HelloWorld::menuCloseCallback(NSObject* pSender) { CCDirector::getSharedDirector()->end(); }