精灵沿着正方形路线运动暂停2秒后然后再将自己放大4倍

精灵沿着正方形路线运动暂停2秒后然后再将自己放大4倍

    //////////////     CardinalSpline  样条曲线   ///////////////
    
    Sprite* sprite = Sprite::create("button.png");
    //sprite->setPosition(Vec2(visibleSize.width * 0.2, visibleSize.height * 0.5));
    this->addChild(sprite);

    // 专门存放点的数组
    PointArray *arr = PointArray::create(10);
    arr->addControlPoint(Vec2(visibleSize.width * 0.2, visibleSize.height * 0.2));
    arr->addControlPoint(Vec2(visibleSize.width * 0.2, visibleSize.height * 0.8));
    arr->addControlPoint(Vec2(visibleSize.width * 0.8, visibleSize.height * 0.8));
    arr->addControlPoint(Vec2(visibleSize.width * 0.8, visibleSize.height * 0.2));
    arr->addControlPoint(Vec2(visibleSize.width * 0.2, visibleSize.height * 0.2));

    // 参数(时间，点数，(1代表是直线， >1或<1 都是曲线 ))
    //ActionInterval * spline = CardinalSplineTo::create(5.0f, arr, 1);
    //ActionInterval * spline = CardinalSplineTo::create(5.0f, arr, 0.3);
    //ActionInterval * spline = CardinalSplineTo::create(5.0f, arr, 5);

    //ActionInterval * spline = CardinalSplineBy::create(5.0f, arr, 1);
    //ActionInterval * spline = CardinalSplineBy::create(5.0f, arr, 0.3);
    ActionInterval * spline = CardinalSplineBy::create(5.0f, arr, 5);
    
    ActionInterval * scale = ScaleTo::create(1.0f, 4.0f);

    ActionInterval* seq = Sequence::create(spline, DelayTime::create(2.0f), scale, nullptr);

    sprite->runAction(seq);

    //////////////     CardinalSpline  样条曲线   ///////////////