C++ CCTMXTiledMap::getChildren方法代码示例

//------------------------------------------------------------------
//
// TMXOrthoTest
//
//------------------------------------------------------------------
TMXOrthoTest::TMXOrthoTest()
{
    //
    // Test orthogonal with 3d camera and anti-alias textures
    //
    // it should not flicker. No artifacts should appear
    //
    //CCLayerColor* color = CCLayerColor::create( ccc4(64,64,64,255) );
    //addChild(color, -1);

    CCTMXTiledMap* map = CCTMXTiledMap::create("TileMaps/orthogonal-test2.tmx");
    addChild(map, 0, kTagTileMap);
    
    CCSize s = map->getContentSize();
    CCLOG("ContentSize: %f, %f", s.width,s.height);
    
    CCArray * pChildrenArray = map->getChildren();
    CCSpriteBatchNode* child = NULL;
    CCObject* pObject = NULL;
    CCARRAY_FOREACH(pChildrenArray, pObject)
    {
        child = (CCSpriteBatchNode*)pObject;

        if(!child)
            break;

        child->getTexture()->setAntiAliasTexParameters();
    }

// on "init" you need to initialize your instance
bool MapScene::init()
{
    if ( !CCLayer::init() )
    {
        return false;
    }
    //初始化地图
	CCTMXTiledMap *map = CCTMXTiledMap::create("iso-test-zorder.tmx");
	addChild(map, 0, kTagTileMap);
	CCSize s = map->getContentSize();
	CCSize winSize = CCDirector::sharedDirector()->getWinSize();
	////----UXLOG("ContentSize: %f, %f", s.width,s.height);
	map->setPosition(ccp(-s.width/2 + winSize.width/2,0));
	//初始化人物
	m_tamara = CCSprite::create("grossinis_sister1.png");
	map->addChild(m_tamara, map->getChildren()->count() );
	m_tamara->retain();
	int mapWidth = map->getMapSize().width * map->getTileSize().width;
	int mapHeight = map->getMapSize().height * map->getTileSize().height;
	m_tamara->setPosition(ccp( mapWidth/2,112));
	m_tamara->setAnchorPoint(ccp(0.5f,0));
	setTouchEnabled(true);
	scheduleUpdate();
	vmove = -1;
	hmove = -1;
	stepindex = -1;
	myastar = new Astar();
    return true;
}

bool RPGMapSceneLayer::doMoving(cocos2d::CCPoint targetPoint)
{
    //这里的逻辑跟RPGMapNPCRoleSprite::autoMove类似
    
    CCTMXTiledMap *bgMap = (CCTMXTiledMap*)this->getChildByTag(kRPGMapSceneLayerTagBgMap);
    RPGMapRoleSprite *player = (RPGMapRoleSprite*)bgMap->getChildByTag(kRPGMapSceneLayerTagPlayer);
    CCTMXObjectGroup *obstaclesObjects = bgMap->objectGroupNamed("obstacles");
    
    targetPoint = ccpAdd(player->getPosition(), targetPoint);
    
    //地图上的障碍物
    for (int i = 0; i < obstaclesObjects->getObjects()->count(); i++)
    {
        CCDictionary *obstaclesObject = (CCDictionary*)obstaclesObjects->getObjects()->objectAtIndex(i);
        const CCString *x = obstaclesObject->valueForKey("x");
        const CCString *y = obstaclesObject->valueForKey("y");
        const CCString *width = obstaclesObject->valueForKey("width");
        const CCString *height = obstaclesObject->valueForKey("height");
        
        CCRect obstaclesRect = CCRectMake(stringToNumber<float>(x->getCString()), stringToNumber<float>(y->getCString()), stringToNumber<float>(width->getCString()), stringToNumber<float>(height->getCString()));
        
        if(obstaclesRect.containsPoint(targetPoint))
            return false;
    }
    
    //NPC或Player
    for (int i = 0; i < bgMap->getChildren()->count(); i++)
    {
        CCObject *item = bgMap->getChildren()->objectAtIndex(i);
        if(dynamic_cast<RPGMapRoleSprite*>(item) != NULL)
        {
            //如果为非player的对象才会执行里面的判断
            if(item != player)
            {
                if(((RPGMapRoleSprite*)item)->boundingBox().containsPoint(targetPoint))
                    return false;
            }
        }
    }
    
    return true;
}

// on "init" you need to initialize your instance
bool MapScene::init()
{
    //地图背景层
	CCSprite *bg = CCSprite::create("background.png");
	bg->setScale(1.5f);
	addChild(bg, 0);
    //地图初始化
	CCTMXTiledMap *map = CCTMXTiledMap::create("ortho-objects.tmx");
	addChild(map, 0, kTagTileMap);
	CCSize s = map->getContentSize();
	int mapWidth = map->getMapSize().width * map->getTileSize().width;
	int mapHeight = map->getMapSize().height * map->getTileSize().height;
	CCSize winSize = CCDirector::sharedDirector()->getWinSize();
	map->setPosition(ccp(0,0));
    //初始化主角
	gameplayer = CCSprite::create("grossini.png");
	enemy = CCSprite::create("SpinningPeas.png");
	map->addChild(gameplayer, map->getChildren()->count() );
	map->addChild(enemy, map->getChildren()->count() );
    //初始化敌人
	enemy->setPosition(ccp(winSize.width/2 + 80,32));
	enemy->setAnchorPoint(ccp(0.5f,0));
	gameplayer->setPosition(ccp(winSize.width/2,32));
	gameplayer->setAnchorPoint(ccp(0.5f,0));
	setTouchEnabled(true);
	scheduleUpdate();
	hmove = 0;
	vmove = 0;
	enemymovetick = 0;
    //主角矩形区域大小
	ownsize = CCSizeMake(40,100);
    //敌人矩形区域大小
	othersize = CCSizeMake(32,32);
    //是否是受伤状态
	isreduce = false;
    return true;
}

bool RPGMapSceneLayer::ccTouchBegan(CCTouch* touch, CCEvent* event)
{
    CCTMXTiledMap *bgMap = (CCTMXTiledMap*)this->getChildByTag(kRPGMapSceneLayerTagBgMap);
    RPGMapRoleSprite *player = (RPGMapRoleSprite*)bgMap->getChildByTag(kRPGMapSceneLayerTagPlayer);
    
    //循环判断点击了哪一个NPC，如果有点中则m_isTouchedNPC为true
    for (int i = 0; i < bgMap->getChildren()->count(); i++)
    {
        CCObject *item = bgMap->getChildren()->objectAtIndex(i);
        if(dynamic_cast<RPGMapRoleSprite*>(item) != NULL)
        {
            RPGMapNPCRoleSprite *npc = (RPGMapNPCRoleSprite*)item;
            if(npc->m_type == kRPGMapRoleSpriteTypeNPC)
            {
                //判断player是否存在该NPC的四个方向（距离为一格），存在则为true
                bool exist = false;
                
                if(player->getPosition().equals(ccpAdd(npc->getPosition(), ccp(0, GAME_TMX_ROLE_HEIGHT))))
                {
                    //上
                    exist = true;
                    this->m_dialogDirection = kRPGMapSceneLayerDialogDirectionUp;
                }
                else if(player->getPosition().equals(ccpAdd(npc->getPosition(), ccp(0, -GAME_TMX_ROLE_HEIGHT))))
                {
                    //下
                    exist = true;
                    this->m_dialogDirection = kRPGMapSceneLayerDialogDirectionDown;
                }
                else if(player->getPosition().equals(ccpAdd(npc->getPosition(), ccp(-GAME_TMX_ROLE_WIDTH, 0))))
                {
                    //左
                    exist = true;
                    this->m_dialogDirection = kRPGMapSceneLayerDialogDirectionLeft;
                }
                else if(player->getPosition().equals(ccpAdd(npc->getPosition(), ccp(GAME_TMX_ROLE_WIDTH, 0))))
                {
                    //右
                    exist = true;
                    this->m_dialogDirection = kRPGMapSceneLayerDialogDirectionRight;
                }
                
                if(exist)
                {
                    CCPoint point = touch->getLocation();
                    point = bgMap->convertToNodeSpace(point);
                    if(npc->boundingBox().containsPoint(point))
                    {
                        this->m_touchedDialogNPC = npc;
                        break;
                    }
                }
                
            }
        }
    }
    
    //如果是点中了NPC则进入ccTouchEnded的处理
    if(this->m_touchedDialogNPC)
        return true;
    else
    {
        //传入到摇杆的事件处理
        CCMenu *mainMenu = (CCMenu*)bgMap->getChildByTag(kRPGMapSceneLayerTagMainMenu);
        mainMenu->setVisible(false);
        return false;
    }
    
}