TextureRecorded.h - mozsearch

Enable keyboard shortcuts

/* -*- 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 https://mozilla.org/MPL/2.0/. */

#ifndef mozilla_layers_TextureRecorded_h

#define mozilla_layers_TextureRecorded_h

#include "TextureClient.h"

#include "mozilla/layers/CanvasChild.h"

#include "mozilla/layers/LayersTypes.h"

namespace mozilla {

namespace layers {

class RecordedTextureData final : public TextureData {

 public:

  RecordedTextureData(already_AddRefed<CanvasChild> aCanvasChild,

                      gfx::IntSize aSize, gfx::SurfaceFormat aFormat,

                      TextureType aTextureType,

                      TextureType aWebglTextureType = TextureType::Unknown);

  void FillInfo(TextureData::Info& aInfo) const final;

  void InvalidateContents() final;

  bool Lock(OpenMode aMode) final;

  void Unlock() final;

  already_AddRefed<gfx::DrawTarget> BorrowDrawTarget() final;

  void EndDraw() final;

  already_AddRefed<gfx::SourceSurface> BorrowSnapshot() final;

  void ReturnSnapshot(already_AddRefed<gfx::SourceSurface> aSnapshot) final;

  void Deallocate(LayersIPCChannel* aAllocator) final;

  bool Serialize(SurfaceDescriptor& aDescriptor) final;

  void OnForwardedToHost() final;

  TextureFlags GetTextureFlags() const final;

  void SetRemoteTextureOwnerId(

      RemoteTextureOwnerId aRemoteTextureOwnerId) final;

  bool RequiresRefresh() const final;

  already_AddRefed<FwdTransactionTracker> UseCompositableForwarder(

      CompositableForwarder* aForwarder) final;

 private:

  DISALLOW_COPY_AND_ASSIGN(RecordedTextureData);

  ~RecordedTextureData() override;

  void DetachSnapshotWrapper(bool aInvalidate = false, bool aRelease = true);

  int64_t mTextureId;

  RefPtr<CanvasChild> mCanvasChild;

  gfx::IntSize mSize;

  gfx::SurfaceFormat mFormat;

  RefPtr<gfx::DrawTargetRecording> mDT;

  RefPtr<gfx::SourceSurface> mSnapshot;

  RefPtr<gfx::SourceSurface> mSnapshotWrapper;

  OpenMode mLockedMode;

  RemoteTextureId mLastRemoteTextureId;

  RemoteTextureOwnerId mRemoteTextureOwnerId;

  RefPtr<layers::FwdTransactionTracker> mFwdTransactionTracker;

  bool mUsedRemoteTexture = false;

  bool mInvalidContents = true;

};

}  // namespace layers

}  // namespace mozilla

#endif  // mozilla_layers_TextureRecorded_h