/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H
#define MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H

#include "GLTypes.h"
#include "RenderTextureHost.h"

namespace mozilla {

namespace layers {
class AndroidHardwareBuffer;
}

namespace wr {

class RenderAndroidHardwareBufferTextureHost final : public RenderTextureHost {
 public:
  explicit RenderAndroidHardwareBufferTextureHost(
      layers::AndroidHardwareBuffer* aAndroidHardwareBuffer);

  wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL,
                           wr::ImageRendering aRendering) override;
  void Unlock() override;

  size_t Bytes() override;

 private:
  virtual ~RenderAndroidHardwareBufferTextureHost();
  bool EnsureLockable(wr::ImageRendering aRendering);
  void DestroyEGLImage();
  void DeleteTextureHandle();
  gfx::IntSize GetSize() const;

  const RefPtr<layers::AndroidHardwareBuffer> mAndroidHardwareBuffer;
  EGLImage mEGLImage;

  RefPtr<gl::GLContext> mGL;
  GLuint mTextureHandle;
};

}  // namespace wr
}  // namespace mozilla

#endif  // MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H