tor-browser

The Tor Browser
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NativeLayerRootRemoteMacParent.h (2462B)

      1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* This Source Code Form is subject to the terms of the Mozilla Public
      3 * License, v. 2.0. If a copy of the MPL was not distributed with this
      4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      5 
      6 #ifndef mozilla_layers_NativeLayerRootRemoteMacParent_h
      7 #define mozilla_layers_NativeLayerRootRemoteMacParent_h
      8 
      9 #include "mozilla/layers/NativeLayerCA.h"
     10 #include "mozilla/layers/NativeLayerRemoteParent.h"
     11 
     12 namespace mozilla {
     13 namespace layers {
     14 
     15 // NativeLayerRootRemoteMacParent is a macOS-specific receiver class for
     16 // NativeLayerRootRemoteMacChild. It interprets the incoming messages and
     17 // sends them on to the "real" NativeLayerRoot object in the parent
     18 // process.
     19 class NativeLayerRootRemoteMacParent final : public NativeLayerRemoteParent {
     20 public:
     21  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(NativeLayerRootRemoteMacParent,
     22                                        override)
     23 
     24  explicit NativeLayerRootRemoteMacParent(
     25      RefPtr<NativeLayerRootCA> aRealNativeLayerRoot);
     26 
     27  mozilla::ipc::IPCResult RecvCommitNativeLayerCommands(
     28      nsTArray<NativeLayerCommand>&& aCommands) override;
     29 
     30  mozilla::ipc::IPCResult RecvRequestReadback(IntSize aSize,
     31                                              Shmem* const aPixels) override;
     32 
     33  mozilla::ipc::IPCResult RecvFlush() override;
     34 
     35 protected:
     36  ~NativeLayerRootRemoteMacParent() = default;
     37 
     38  void HandleCreateLayer(uint64_t aID, IntSize aSize, bool aOpaque);
     39  void HandleCreateLayerForExternalTexture(uint64_t aID, bool aOpaque);
     40  void HandleCreateLayerForColor(uint64_t aID, DeviceColor aColor);
     41  void HandleLayerDestroyed(uint64_t aID);
     42  void HandleSetLayers(const nsTArray<uint64_t>& aIDs);
     43  void HandleLayerInfo(uint64_t aID, IntPoint aPosition, IntRect aDisplayRect,
     44                       Maybe<IntRect> aClipRect,
     45                       Maybe<RoundedRect> aRoundedClipRect,
     46                       Matrix4x4 aTransform, int8_t aSamplingFilter,
     47                       bool aSurfaceIsFlipped);
     48  void HandleChangedSurface(uint64_t aID, IOSurfacePort aSurfacePort,
     49                            bool aIsDRM, bool aIsHDR, IntSize aSize);
     50 
     51  RefPtr<NativeLayerRootCA> mRealNativeLayerRoot;
     52  UniquePtr<NativeLayerRootSnapshotter> mSnapshotter;
     53  nsTHashMap<uint64_t, RefPtr<NativeLayer>> mKnownLayers;
     54 };
     55 
     56 }  // namespace layers
     57 }  // namespace mozilla
     58 
     59 #endif  // mozilla_layers_NativeLayerRootRemoteMacParent_h