GAFSprite.h

#pragma once

#ifndef __GAF_SPRITE__
#define __GAF_SPRITE__

#include "sprite_nodes/CCSprite.h"
#include "cocoa/CCAffineTransform.h"
#include <string>

typedef struct _gafBlendFuncSeparate
{
    // source blend function
    GLenum src;
    // destination blend function
    GLenum dst;
    // source alpha channel blend function
    GLenum srcAlpha;
    // destination alpha channel blend function
    GLenum dstAlpha;

} gafBlendFuncSeparate;

using namespace cocos2d;


class GAFSprite : public CCSprite
{
public:
    GAFSprite();
    void setExternaTransform(const CCAffineTransform& transform);
    void setChildTransform(const CCAffineTransform& transform);
    //virtual CCAffineTransform nodeToParentTransform(void);
    std::string objectId;
    virtual void draw();
    virtual void setUniformsForFragmentShader();

    inline const CCAffineTransform &childTransform() const
    {
        return _childTransform;
    }
    const CCAffineTransform& getExternalTransform() const
    {
        return _externalTransform;
    }
    inline void setLocator(bool locator)
    {
        _isLocator = locator;
    }
    void setAtlasScale(float scale);
    CCAffineTransform nodeToParentTransform(void);
    void setTexture(CCTexture2D *texture);
    bool initWithTexture(CCTexture2D *pTexture, const CCRect& rect, bool rotated);
protected:
    CCAffineTransform _externalTransform;
    CCAffineTransform _childTransform;
    void invalidateTransformCache();
private:
    gafBlendFuncSeparate _blendFuncSeparate;
    bool _useSeparateBlendFunc;
    bool _isLocator;
    GLint _blendEquation;
    float _atlasScale;
};


#endif // __GAF_SPRITE__