axmol/cocos2dx/platform/qnx/CCEGLView_qnx.h

/****************************************************************************
Copyright (c) 2010 cocos2d-x.org

http://www.cocos2d-x.org

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#ifndef __CC_EGLVIEW_QNX_H__
#define __CC_EGLVIEW_QNX_H__

#include "CCGeometry.h"
#include <GLES/gl.h>
#include <GLES/glext.h>
#include <EGL/egl.h>
#include <screen/screen.h>

namespace   cocos2d {
class CCSet;
class CCTouch;
class EGLTouchDelegate;

class CC_DLL CCEGLView
{
public:
    CCEGLView();
    virtual ~CCEGLView();

    CCSize  getSize();
    bool    isOpenGLReady();
	/**
	 * the width and height is the real size of phone
	 */
    void    setFrameWidthAndHeight(int width, int height);
	/**
	 * create a drawing rect, 
	 * the width and heiht is the resource size match best
	 */
	bool    Create(int width, int height);
    EGLTouchDelegate* getDelegate(void);
    
    // keep compatible
    void    release();
    void    setTouchDelegate(EGLTouchDelegate * pDelegate);
    void    swapBuffers();
    bool    canSetContentScaleFactor();
    void    setContentScaleFactor(float contentScaleFactor); 
	void    setViewPortInPoints(float x, float y, float w, float h);
    void    setScissorInPoints(float x, float y, float w, float h);
	CCRect  getViewPort();
	float   getScreenScaleFactor();
    void    setIMEKeyboardState(bool bOpen);

    bool 	HandleEvents();

	// static function
	/**
	@brief	get the shared main open gl window
	*/
	static CCEGLView& sharedOpenGLView();

	// pointer to OES methods from EGL
	static PFNGLGENERATEMIPMAPOESPROC         glGenerateMipmapOES;
	static PFNGLGENFRAMEBUFFERSOESPROC        glGenFramebuffersOES;
	static PFNGLBINDFRAMEBUFFEROESPROC		  glBindFramebufferOES;
	static PFNGLFRAMEBUFFERTEXTURE2DOESPROC   glFramebufferTexture2DOES;
	static PFNGLDELETEFRAMEBUFFERSOESPROC     glDeleteFramebuffersOES;
	static PFNGLCHECKFRAMEBUFFERSTATUSOESPROC glCheckFramebufferStatusOES;

private:

	bool 		initGL();
	void		initEGLFunctions();
	bool    	isGLExtension(const char *searchName) const;
	bool 		initDriver();
	void 		printEGLInfo(const EGLConfig &config) const;
	EGLConfig   chooseConfig(const EGLDisplay &eglDisplay, const char* str);
	int         chooseFormat(const EGLDisplay &eglDisplay, const EGLConfig &config);
	bool		createNativeWindow(const EGLConfig &config);
	void		showKeyboard();
	void		hideKeyboard();

	CCSize  			m_sSizeInPixel;
	CCSize 			 	m_sSizeInPoint;
	CCRect  			m_rcViewPort;
	bool    			m_bNotHVGA;
	bool				m_isGLInitialized;
	
	EGLTouchDelegate   *m_pDelegate;
	float  				m_fScreenScaleFactor;

	bool 				m_isWindowActive;

	static bool 		m_initializedFunctions;
	static const GLubyte *m_extensions;

	EGLDisplay 		 m_eglDisplay;
	EGLContext 		 m_eglContext;
	EGLSurface 		 m_eglSurface;
    screen_event_t 	 m_screenEvent;
    screen_window_t  m_screenWindow;
    screen_context_t m_screenContext;
};

}   // end of namespace   cocos2d

#endif	// end of __CC_EGLVIEW_QNX_H__