/* -*- 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 GFX_GLIMAGES_H

#define GFX_GLIMAGES_H

#include "AndroidSurfaceTexture.h"

#include "GLContextTypes.h"

#include "GLTypes.h"

#include "ImageContainer.h"             // for Image

#include "ImageTypes.h"                 // for ImageFormat::SHARED_GLTEXTURE

#include "nsCOMPtr.h"                   // for already_AddRefed

#include "mozilla/gfx/Point.h"          // for IntSize

namespace mozilla {

namespace layers {

class GLImage : public Image

{

public:

  explicit GLImage(ImageFormat aFormat) : Image(nullptr, aFormat){}

  already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;

  GLImage* AsGLImage() override { return this; }

};

#ifdef MOZ_WIDGET_ANDROID

class SurfaceTextureImage : public GLImage

{

public:

  SurfaceTextureImage(AndroidSurfaceTextureHandle aHandle,

                      const gfx::IntSize& aSize,

                      bool aContinuous,

                      gl::OriginPos aOriginPos);

  gfx::IntSize GetSize() const override { return mSize; }

  AndroidSurfaceTextureHandle GetHandle() const { return mHandle; }

  bool GetContinuous() const { return mContinuous; }

  gl::OriginPos GetOriginPos() const { return mOriginPos; }

  already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override

  {

    // We can implement this, but currently don't want to because it will cause

    // the SurfaceTexture to be permanently bound to the snapshot readback

    // context.

    return nullptr;

  }

  SurfaceTextureImage* AsSurfaceTextureImage() override { return this; }

private:

  AndroidSurfaceTextureHandle mHandle;

  gfx::IntSize mSize;

  bool mContinuous;

  gl::OriginPos mOriginPos;

};

#endif // MOZ_WIDGET_ANDROID

} // namespace layers

} // namespace mozilla

#endif // GFX_GLIMAGES_H