GfxEnvSDL2.h

/*
* Copyright (C) TES Electronic Solutions GmbH,
* All Rights Reserved.
* Contact: info@guiliani.de
*
* This file is part of the Guiliani HMI framework
* for the development of graphical user interfaces on embedded systems.
*/
 
#ifndef __GFXENVSDL2_H__
#define __GFXENVSDL2_H__
 
#include "GUIRect.h"
#include "GfxEnv.h"
 
#include <SDL.h>
#include <SDL_opengl.h>
 
 
class CGfxEnvSDL2 : public CGfxEnv
{
public:
    static eC_Bool CreateInstance(
        const SurfaceMode_t& eSurfaceMode,
        const CGUICommonEnums::ImageType_t& eScreenFormat,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight,
        const eC_UInt& uiBufferCount = 1,
        const eC_Bool& bResizable = false);
 
    virtual void* GetWindowHandle() const;
 
protected:
    CGfxEnvSDL2(
        const SurfaceMode_t& eSurfaceMode,
        const CGUICommonEnums::ImageType_t& eScreenFormat,
        const eC_UInt& uiWidth,
        const eC_UInt& uiHeight,
        const eC_UInt& uiBufferCount = 1,
        const eC_Bool& bResizable = false);
        
    virtual ~CGfxEnvSDL2();
 
protected:
    virtual eC_Bool IsCreated() const;
 
    virtual void SetScreenPosition(const eC_UInt& uiX, const eC_UInt& uiY);
    virtual void SetScreenSize(const eC_UInt& uiWidth, const eC_UInt& uiHeight);
 
    virtual eC_UInt GetXPos() const;
    virtual eC_UInt GetYPos() const;
    virtual eC_UInt GetWidth() const;
    virtual eC_UInt GetHeight() const;
 
    virtual void EndOfRefresh();
 
    virtual void** GetFrameBuffers() const;
 
    virtual void SetWindowCaption(const eC_String& kCaption);
 
    virtual eC_Bool SwapBuffers();
 
protected:
    SDL_Window* m_pkSDLWindow;
    SDL_GLContext m_pkGLContext;
    SDL_Renderer* m_pkSDLRenderer;
    SDL_Surface* m_pkSDLFramebufferSurface;
    SDL_Texture* m_pkSDLTexture;
 
private:
    void CreateScreen();
 
    CGfxEnvSDL2(const CGfxEnvSDL2& kSource);
 
    CGfxEnvSDL2& operator=(const CGfxEnvSDL2& kSource);
 
private:
    eC_UInt m_uiFlags;
    int m_iSDLSurfaceBitsPerPixel;
};
#endif