/* -*- 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/. */

#include "mozilla/layers/APZInputBridgeParent.h"

#include "mozilla/layers/APZInputBridge.h"

#include "mozilla/layers/CompositorBridgeParent.h"

#include "mozilla/layers/IAPZCTreeManager.h"

namespace mozilla {

namespace layers {

APZInputBridgeParent::APZInputBridgeParent(const LayersId& aLayersId)

{

  MOZ_ASSERT(XRE_IsGPUProcess());

  MOZ_ASSERT(NS_IsMainThread());

  mTreeManager = CompositorBridgeParent::GetAPZCTreeManager(aLayersId);

  MOZ_ASSERT(mTreeManager);

}

APZInputBridgeParent::~APZInputBridgeParent()

{

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceiveMultiTouchInputEvent(

    const MultiTouchInput& aEvent,

    nsEventStatus* aOutStatus,

    MultiTouchInput* aOutEvent,

    ScrollableLayerGuid* aOutTargetGuid,

    uint64_t* aOutInputBlockId)

{

  MultiTouchInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceiveMouseInputEvent(

    const MouseInput& aEvent,

    nsEventStatus* aOutStatus,

    MouseInput* aOutEvent,

    ScrollableLayerGuid* aOutTargetGuid,

    uint64_t* aOutInputBlockId)

{

  MouseInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceivePanGestureInputEvent(

    const PanGestureInput& aEvent,

    nsEventStatus* aOutStatus,

    PanGestureInput* aOutEvent,

    ScrollableLayerGuid* aOutTargetGuid,

    uint64_t* aOutInputBlockId)

{

  PanGestureInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceivePinchGestureInputEvent(

    const PinchGestureInput& aEvent,

    nsEventStatus* aOutStatus,

    PinchGestureInput* aOutEvent,

    ScrollableLayerGuid* aOutTargetGuid,

    uint64_t* aOutInputBlockId)

{

  PinchGestureInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceiveTapGestureInputEvent(

    const TapGestureInput& aEvent,

    nsEventStatus* aOutStatus,

    TapGestureInput* aOutEvent,

    ScrollableLayerGuid* aOutTargetGuid,

    uint64_t* aOutInputBlockId)

{

  TapGestureInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceiveScrollWheelInputEvent(

    const ScrollWheelInput& aEvent,

    nsEventStatus* aOutStatus,

    ScrollWheelInput* aOutEvent,

    ScrollableLayerGuid* aOutTargetGuid,

    uint64_t* aOutInputBlockId)

{

  ScrollWheelInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvReceiveKeyboardInputEvent(

        const KeyboardInput& aEvent,

        nsEventStatus* aOutStatus,

        KeyboardInput* aOutEvent,

        ScrollableLayerGuid* aOutTargetGuid,

        uint64_t* aOutInputBlockId)

{

  KeyboardInput event = aEvent;

  *aOutStatus = mTreeManager->InputBridge()->ReceiveInputEvent(

    event,

    aOutTargetGuid,

    aOutInputBlockId);

  *aOutEvent = event;

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvUpdateWheelTransaction(

        const LayoutDeviceIntPoint& aRefPoint,

        const EventMessage& aEventMessage)

{

  mTreeManager->InputBridge()->UpdateWheelTransaction(

        aRefPoint, aEventMessage);

  return IPC_OK();

}

mozilla::ipc::IPCResult

APZInputBridgeParent::RecvProcessUnhandledEvent(

        const LayoutDeviceIntPoint& aRefPoint,

        LayoutDeviceIntPoint* aOutRefPoint,

        ScrollableLayerGuid*  aOutTargetGuid,

        uint64_t*             aOutFocusSequenceNumber)

{

  LayoutDeviceIntPoint refPoint = aRefPoint;

  mTreeManager->InputBridge()->ProcessUnhandledEvent(

        &refPoint, aOutTargetGuid, aOutFocusSequenceNumber);

  *aOutRefPoint = refPoint;

  return IPC_OK();

}

void

APZInputBridgeParent::ActorDestroy(ActorDestroyReason aWhy)

{

  // We shouldn't need it after this

  mTreeManager = nullptr;

}

} // namespace layers

} // namespace mozilla