#pragma once

#ifndef QTOFFLINEGL_H

#define QTOFFLINEGL_H

#include <memory>

#include <QtOpenGL>

#include <QGLFormat>

#include <QGLContext>

#include <QGLPixelBuffer>

#include <QOpenGLFramebufferObject>

#include "tofflinegl.h"

class QtOfflineGL final : public TOfflineGL::Imp {

public:

  std::shared_ptr<QOpenGLContext> m_context;

  std::shared_ptr<QOpenGLContext> m_oldContext;

  std::shared_ptr<QOffscreenSurface> m_surface;

  std::shared_ptr<QOpenGLFramebufferObject> m_fbo;

  QtOfflineGL(TDimension rasterSize, std::shared_ptr<TOfflineGL::Imp> shared);

  ~QtOfflineGL();

  void createContext(TDimension rasterSize,

                     std::shared_ptr<TOfflineGL::Imp> shared) override;

  void makeCurrent() override;

  void doneCurrent() override;

  void saveCurrentContext();

  void restoreCurrentContext();

  void getRaster(TRaster32P raster) override;

};

//-----------------------------------------------------------------------------

class QtOfflineGLPBuffer final : public TOfflineGL::Imp {

public:

  std::shared_ptr<QGLPixelBuffer> m_context;

  QtOfflineGLPBuffer(TDimension rasterSize);

  ~QtOfflineGLPBuffer();

  void createContext(TDimension rasterSize);

  void makeCurrent() override;

  void doneCurrent() override;

  void getRaster(TRaster32P raster) override;

};

#endif