Simple Ninja Game Demo
#include "HelloWorldScene.h"
#include "GameOverScene.h"
#include "SimpleAudioEngine.h"
using namespace cocos2d;
HelloWorld::~HelloWorld()
{
if (_targets)
{
_targets->release();
_targets = NULL;
}
if (_projectiles)
{
_projectiles->release();
_projectiles = NULL;
}
}
HelloWorld::HelloWorld()
:_targets(NULL)
,_projectiles(NULL)
,_projectilesDestroyed(0)
{
}
CCScene* HelloWorld::scene()
{
CCScene * scene = NULL;
do
{
scene = CCScene::create();
CC_BREAK_IF(! scene);
HelloWorld *layer = HelloWorld::create();
CC_BREAK_IF(! layer);
scene->addChild(layer);
} while (0);
return scene;
}
bool HelloWorld::init()
{
bool bRet = false;
do
{
CC_BREAK_IF(! CCLayerColor::initWithColor( ccc4(255,255,255,255) ) );
CCMenuItemImage *pCloseItem = CCMenuItemImage::create(
"CloseNormal.png",
"CloseSelected.png",
this,
menu_selector(HelloWorld::menuCloseCallback));
CC_BREAK_IF(! pCloseItem);
CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize();
CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();
pCloseItem->setPosition(ccp(origin.x + visibleSize.width - pCloseItem->getContentSize().width/2,
origin.y + pCloseItem->getContentSize().height/2));
CCMenu* pMenu = CCMenu::create(pCloseItem, NULL);
pMenu->setPosition(CCPointZero);
CC_BREAK_IF(! pMenu);
this->addChild(pMenu, 1);
CCSprite *player = CCSprite::create("Player.png", CCRectMake(0, 0, 27, 40) );
player->setPosition( ccp(origin.x + player->getContentSize().width/2,
origin.y + visibleSize.height/2) );
this->addChild(player);
this->schedule( schedule_selector(HelloWorld::gameLogic), 1.0 );
this->setTouchEnabled(true);
_targets = new CCArray;
_projectiles = new CCArray;
this->schedule( schedule_selector(HelloWorld::updateGame) );
CocosDenshion::SimpleAudioEngine::sharedEngine()->playBackgroundMusic("background-music-aac.wav", true);
bRet = true;
} while (0);
return bRet;
}
void HelloWorld::menuCloseCallback(CCObject* pSender)
{
CCDirector::sharedDirector()->end();
}
void HelloWorld::addTarget()
{
CCSprite *target = CCSprite::create("Target.png", CCRectMake(0,0,27,40) );
CCSize winSize = CCDirector::sharedDirector()->getVisibleSize();
float minY = target->getContentSize().height/2;
float maxY = winSize.height - target->getContentSize().height/2;
int rangeY = (int)(maxY - minY);
int actualY = ( rand() % rangeY ) + (int)minY;
target->setPosition(
ccp(winSize.width + (target->getContentSize().width/2),
CCDirector::sharedDirector()->getVisibleOrigin().y + actualY) );
this->addChild(target);
int minDuration = (int)2.0;
int maxDuration = (int)4.0;
int rangeDuration = maxDuration - minDuration;
int actualDuration = ( rand() % rangeDuration ) + minDuration;
CCFiniteTimeAction* actionMove = CCMoveTo::create( (float)actualDuration,
ccp(0 - target->getContentSize().width/2, actualY) );
CCFiniteTimeAction* actionMoveDone = CCCallFuncN::create( this,
callfuncN_selector(HelloWorld::spriteMoveFinished));
target->runAction( CCSequence::create(actionMove, actionMoveDone, NULL) );
target->setTag(1);
_targets->addObject(target);
}
void HelloWorld::spriteMoveFinished(CCNode* sender)
{
CCSprite *sprite = (CCSprite *)sender;
this->removeChild(sprite, true);
if (sprite->getTag() == 1)
{
_targets->removeObject(sprite);
GameOverScene *gameOverScene = GameOverScene::create();
gameOverScene->getLayer()->getLabel()->setString("You Lose :[");
CCDirector::sharedDirector()->replaceScene(gameOverScene);
}
else if (sprite->getTag() == 2)
{
_projectiles->removeObject(sprite);
}
}
void HelloWorld::gameLogic(float dt)
{
this->addTarget();
}
void HelloWorld::ccTouchesEnded(CCSet* touches, CCEvent* event)
{
CCTouch* touch = (CCTouch*)( touches->anyObject() );
CCPoint location = touch->getLocation();
CCLog("++++++++after x:%f, y:%f", location.x, location.y);
CCSize winSize = CCDirector::sharedDirector()->getVisibleSize();
CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();
CCSprite *projectile = CCSprite::create("Projectile.png", CCRectMake(0, 0, 20, 20));
projectile->setPosition( ccp(origin.x+20, origin.y+winSize.height/2) );
float offX = location.x - projectile->getPosition().x;
float offY = location.y - projectile->getPosition().y;
if (offX <= 0) return;
this->addChild(projectile);
float realX = origin.x+winSize.width + (projectile->getContentSize().width/2);
float ratio = offY / offX;
float realY = (realX * ratio) + projectile->getPosition().y;
CCPoint realDest = ccp(realX, realY);
float offRealX = realX - projectile->getPosition().x;
float offRealY = realY - projectile->getPosition().y;
float length = sqrtf((offRealX * offRealX) + (offRealY*offRealY));
float velocity = 480/1;
float realMoveDuration = length/velocity;
projectile->runAction( CCSequence::create(
CCMoveTo::create(realMoveDuration, realDest),
CCCallFuncN::create(this,
callfuncN_selector(HelloWorld::spriteMoveFinished)),
NULL) );
projectile->setTag(2);
_projectiles->addObject(projectile);
CocosDenshion::SimpleAudioEngine::sharedEngine()->playEffect("pew-pew-lei.wav");
}
void HelloWorld::updateGame(float dt)
{
CCArray *projectilesToDelete = new CCArray;
CCObject* it = NULL;
CCObject* jt = NULL;
CCARRAY_FOREACH(_projectiles, it)
{
CCSprite *projectile = dynamic_cast<CCSprite*>(it);
CCRect projectileRect = CCRectMake(
projectile->getPosition().x - (projectile->getContentSize().width/2),
projectile->getPosition().y - (projectile->getContentSize().height/2),
projectile->getContentSize().width,
projectile->getContentSize().height);
CCArray* targetsToDelete =new CCArray;
CCARRAY_FOREACH(_targets, jt)
{
CCSprite *target = dynamic_cast<CCSprite*>(jt);
CCRect targetRect = CCRectMake(
target->getPosition().x - (target->getContentSize().width/2),
target->getPosition().y - (target->getContentSize().height/2),
target->getContentSize().width,
target->getContentSize().height);
if (projectileRect.intersectsRect(targetRect))
{
targetsToDelete->addObject(target);
}
}
CCARRAY_FOREACH(targetsToDelete, jt)
{
CCSprite *target = dynamic_cast<CCSprite*>(jt);
_targets->removeObject(target);
this->removeChild(target, true);
_projectilesDestroyed++;
if (_projectilesDestroyed >= 5)
{
GameOverScene *gameOverScene = GameOverScene::create();
gameOverScene->getLayer()->getLabel()->setString("You Win!");
CCDirector::sharedDirector()->replaceScene(gameOverScene);
}
}
if (targetsToDelete->count() > 0)
{
projectilesToDelete->addObject(projectile);
}
targetsToDelete->release();
}
CCARRAY_FOREACH(projectilesToDelete, it)
{
CCSprite* projectile = dynamic_cast<CCSprite*>(it);
_projectiles->removeObject(projectile);
this->removeChild(projectile, true);
}
projectilesToDelete->release();
}
void HelloWorld::registerWithTouchDispatcher()
{