sprite帧动画播放

	auto sfc = SpriteFrameCache::getInstance();
	sfc->addSpriteFramesWithFile("Plist.plist", "Plist.png");
	Vector<SpriteFrame*> sfs;
	char name[20];
	memset(name, 0, 20);

	for (int i = 1; i <= 4; i++){
		sprintf(name, "images/dog_0%d.png", i);
		sfs.pushBack(sfc->getSpriteFrameByName(name));
	}
	Animation * animation = Animation::createWithSpriteFrames(sfs, 0.5f);
	auto animate=Animate::create(animation);

	SpriteFrame* spf1 = sfc->getSpriteFrameByName("images/dog_01.png");

	auto sp1 = Sprite::createWithSpriteFrame(spf1);
	this->addChild(sp1);
	sp1->setPosition(100, 100);
	sp1->runAction(RepeatForever::create(animate));