typedef enum {
	kCCTouchesAllAtOnce,
	kCCTouchesOneByOne,
} ccTouchesMode;

class CCLayer : public CCNode
{
    void setTouchEnabled(bool bValue);
    bool isTouchEnabled() const;

    void setAccelerometerEnabled(bool bValue);
    bool isAccelerometerEnabled() const;

    void setKeypadEnabled(bool bValue);
    bool isKeypadEnabled() const;

    virtual void setTouchMode(ccTouchesMode mode);
    virtual int getTouchMode() const;
    virtual void setTouchPriority(int priority);
    virtual int getTouchPriority() const;

    static CCLayer *create(void);
};

class CCLayerRGBA : public CCLayer, public CCRGBAProtocol
{
    static CCLayerRGBA* create();  
    
    CCLayerRGBA();
    virtual ~CCLayerRGBA();
    
    virtual bool init();
    
    virtual GLubyte getOpacity() const;
    virtual GLubyte getDisplayedOpacity() const;
    virtual void setOpacity(GLubyte opacity);
    virtual void updateDisplayedOpacity(GLubyte parentOpacity);
    virtual bool isCascadeOpacityEnabled() const;
    virtual void setCascadeOpacityEnabled(bool cascadeOpacityEnabled);
    
    virtual const Color3B& getColor() const;
    virtual const Color3B& getDisplayedColor() const;
    virtual void setColor(const Color3B& color);
    virtual void updateDisplayedColor(const Color3B& parentColor);
    virtual bool isCascadeColorEnabled() const;
    virtual void setCascadeColorEnabled(bool cascadeColorEnabled);
    
    virtual void setOpacityModifyRGB(bool bValue);
    virtual bool isOpacityModifyRGB() const;
};

class CCLayerColor : public CCLayerRGBA
{
    void changeWidth(GLfloat w);
    void changeHeight(GLfloat h);
    void changeWidthAndHeight(GLfloat w ,GLfloat h);

	void setContentSize(const CCSize & var);

    void setOpacity(GLubyte var);
    void setColor(Color3B Value);
    void setBlendFunc(BlendFunc Value);
    BlendFunc getBlendFunc(void) const;

	void setOpacityModifyRGB(bool bValue);
    bool isOpacityModifyRGB(void) const;

    static CCLayerColor * create(Color4B color, GLfloat width, GLfloat height);
    static CCLayerColor * create(Color4B color);
};

class CCLayerGradient : public CCLayerColor
{
    void setStartColor(Color3B colors);
    Color3B getStartColor() const;
    void setEndColor(Color3B Value);
    Color3B getEndColor(void) const;
    void setStartOpacity(GLubyte Value);
    GLubyte getStartOpacity(void);
    void setEndOpacity(GLubyte Value);
    GLubyte getEndOpacity(void);
    void setVector(CCPoint Value);
    CCPoint getVector(void);

    void setCompressedInterpolation(bool Value);
    bool isCompressedInterpolation(void) const;

    static CCLayerGradient* create(Color4B start, Color4B end, CCPoint v);
    static CCLayerGradient* create(Color4B start, Color4B end);
    static CCLayerGradient* create();
};

class CCLayerMultiplex : public CCLayer
{
    void addLayer(CCLayer* layer);
    void switchTo(unsigned int n);
    void switchToAndReleaseMe(unsigned int n);

    static CCLayerMultiplex* createWithArray(CCArray* arrayOfLayers);
    static CCLayerMultiplex * create();
    static CCLayerMultiplex * createWithLayer(CCLayer* layer);
};