class CCPointArray : public CCNode
{
    bool initWithCapacity(unsigned int capacity);
    void addControlPoint(CCPoint controlPoint);
    void insertControlPoint(CCPoint &controlPoint, unsigned int index);
    void replaceControlPoint(CCPoint &controlPoint, unsigned int index);
    CCPoint getControlPointAtIndex(unsigned int index);
    void removeControlPointAtIndex(unsigned int index);
    unsigned int count();
    CCPointArray* reverse();
    void reverseInline();
    CCObject* copyWithZone(CCZone *zone);
    CCArray* getControlPoints();
    void setControlPoints(CCArray *controlPoints);

	static CCPointArray* create(unsigned int capacity);
};

class CCCardinalSplineTo : public CCActionInterval
{
	CCCardinalSplineTo* copyWithZone(CCZone* pZone);
    CCActionInterval* reverse();
    CCPointArray* getPoints();
    void  setPoints(CCPointArray* points);

	static CCCardinalSplineTo* create(float duration, CCPointArray* points, float tension);
};


class CCCardinalSplineBy : public CCCardinalSplineTo
{
    CCActionInterval* reverse();

	static CCCardinalSplineBy* create(float duration, CCPointArray* points, float tension);
};

class CCCatmullRomTo : public CCCardinalSplineTo
{
	static CCCatmullRomTo* create(float dt, CCPointArray* points);
};

class CCCatmullRomBy : public CCCardinalSplineBy
{
    static CCCatmullRomBy* create(float dt, CCPointArray* points);
};