/* -*- 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_layers_mlgpu_TextureSourceProviderMLGPU_h

#define mozilla_gfx_layers_mlgpu_TextureSourceProviderMLGPU_h

#include "mozilla/layers/TextureSourceProvider.h"

namespace mozilla {

namespace layers {

class MLGDevice;

class LayerManagerMLGPU;

class TextureSourceProviderMLGPU final : public TextureSourceProvider

{

public:

  TextureSourceProviderMLGPU(LayerManagerMLGPU* aLayerManager, MLGDevice* aDevice);

  ~TextureSourceProviderMLGPU() override;

  already_AddRefed<DataTextureSource>

  CreateDataTextureSource(TextureFlags aFlags) override;

  already_AddRefed<DataTextureSource>

  CreateDataTextureSourceAround(gfx::DataSourceSurface* aSurface) override;

  void UnlockAfterComposition(TextureHost* aTexture) override;

  bool NotifyNotUsedAfterComposition(TextureHost* aTextureHost) override;

  int32_t GetMaxTextureSize() const override;

  TimeStamp GetLastCompositionEndTime() const override;

  bool SupportsEffect(EffectTypes aEffect) override;

  bool IsValid() const override;

#ifdef XP_WIN

  virtual ID3D11Device* GetD3D11Device() const override;

#endif

  void ReadUnlockTextures() {

    TextureSourceProvider::ReadUnlockTextures();

  }

  // Release references to the layer manager.

  void Destroy() override;

private:

  // Using RefPtr<> here would be a circular reference.

  LayerManagerMLGPU* mLayerManager;

  RefPtr<MLGDevice> mDevice;

};

} // namespace layers

} // namespace mozilla

#endif // mozilla_gfx_layers_mlgpu_TextureSourceProviderMLGPU_h