1 files changed, 105 insertions, 0 deletions
diff --git a/gfx/layers/ipc/APZCTreeManagerChild.h b/gfx/layers/ipc/APZCTreeManagerChild.h
new file mode 100644
index 0000000000..b92e322dea
--- /dev/null
+++ b/gfx/layers/ipc/APZCTreeManagerChild.h
@@ -0,0 +1,105 @@
+/* -*- 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_layers_APZCTreeManagerChild_h
+#define mozilla_layers_APZCTreeManagerChild_h
+
+#include "mozilla/layers/APZInputBridge.h"
+#include "mozilla/layers/IAPZCTreeManager.h"
+#include "mozilla/layers/PAPZCTreeManagerChild.h"
+
+#include <unordered_map>
+
+namespace mozilla {
+namespace layers {
+
+class APZInputBridgeChild;
+class RemoteCompositorSession;
+
+class APZCTreeManagerChild : public IAPZCTreeManager,
+                             public PAPZCTreeManagerChild {
+  friend class PAPZCTreeManagerChild;
+  using TapType = GeckoContentController_TapType;
+
+ public:
+  APZCTreeManagerChild();
+
+  void SetCompositorSession(RemoteCompositorSession* aSession);
+  void SetInputBridge(APZInputBridgeChild* aInputBridge);
+  void Destroy();
+
+  void SetKeyboardMap(const KeyboardMap& aKeyboardMap) override;
+
+  void ZoomToRect(const ScrollableLayerGuid& aGuid,
+                  const ZoomTarget& aZoomTarget,
+                  const uint32_t aFlags = DEFAULT_BEHAVIOR) override;
+
+  void ContentReceivedInputBlock(uint64_t aInputBlockId,
+                                 bool aPreventDefault) override;
+
+  void SetTargetAPZC(uint64_t aInputBlockId,
+                     const nsTArray<ScrollableLayerGuid>& aTargets) override;
+
+  void UpdateZoomConstraints(
+      const ScrollableLayerGuid& aGuid,
+      const Maybe<ZoomConstraints>& aConstraints) override;
+
+  void SetDPI(float aDpiValue) override;
+
+  void SetAllowedTouchBehavior(
+      uint64_t aInputBlockId,
+      const nsTArray<TouchBehaviorFlags>& aValues) override;
+
+  void SetBrowserGestureResponse(uint64_t aInputBlockId,
+                                 BrowserGestureResponse aResponse) override;
+
+  void StartScrollbarDrag(const ScrollableLayerGuid& aGuid,
+                          const AsyncDragMetrics& aDragMetrics) override;
+
+  bool StartAutoscroll(const ScrollableLayerGuid& aGuid,
+                       const ScreenPoint& aAnchorLocation) override;
+
+  void StopAutoscroll(const ScrollableLayerGuid& aGuid) override;
+
+  void SetLongTapEnabled(bool aTapGestureEnabled) override;
+
+  APZInputBridge* InputBridge() override;
+
+  void AddIPDLReference();
+  void ReleaseIPDLReference();
+  void ActorDestroy(ActorDestroyReason aWhy) override;
+
+ protected:
+  MOZ_CAN_RUN_SCRIPT_BOUNDARY
+  mozilla::ipc::IPCResult RecvHandleTap(const TapType& aType,
+                                        const LayoutDevicePoint& aPoint,
+                                        const Modifiers& aModifiers,
+                                        const ScrollableLayerGuid& aGuid,
+                                        const uint64_t& aInputBlockId);
+
+  mozilla::ipc::IPCResult RecvNotifyPinchGesture(
+      const PinchGestureType& aType, const ScrollableLayerGuid& aGuid,
+      const LayoutDevicePoint& aFocusPoint,
+      const LayoutDeviceCoord& aSpanChange, const Modifiers& aModifiers);
+
+  mozilla::ipc::IPCResult RecvCancelAutoscroll(
+      const ScrollableLayerGuid::ViewID& aScrollId);
+
+  mozilla::ipc::IPCResult RecvNotifyScaleGestureComplete(
+      const ScrollableLayerGuid::ViewID& aScrollId, float aScale);
+
+  virtual ~APZCTreeManagerChild();
+
+ private:
+  MOZ_NON_OWNING_REF RemoteCompositorSession* mCompositorSession;
+  RefPtr<APZInputBridgeChild> mInputBridge;
+  bool mIPCOpen;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif  // mozilla_layers_APZCTreeManagerChild_h