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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/ipc/APZCTreeManagerChild.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/ipc/APZCTreeManagerChild.cpp')
-rw-r--r--gfx/layers/ipc/APZCTreeManagerChild.cpp266
1 files changed, 266 insertions, 0 deletions
diff --git a/gfx/layers/ipc/APZCTreeManagerChild.cpp b/gfx/layers/ipc/APZCTreeManagerChild.cpp
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+++ b/gfx/layers/ipc/APZCTreeManagerChild.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=99: */
+/* 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/APZCTreeManagerChild.h"
+
+#include "InputData.h" // for InputData
+#include "mozilla/dom/TabParent.h" // for TabParent
+#include "mozilla/layers/APZCCallbackHelper.h" // for APZCCallbackHelper
+#include "mozilla/layers/RemoteCompositorSession.h" // for RemoteCompositorSession
+
+namespace mozilla {
+namespace layers {
+
+APZCTreeManagerChild::APZCTreeManagerChild()
+ : mCompositorSession(nullptr)
+{
+}
+
+void
+APZCTreeManagerChild::SetCompositorSession(RemoteCompositorSession* aSession)
+{
+ // Exactly one of mCompositorSession and aSession must be null (i.e. either
+ // we're setting mCompositorSession or we're clearing it).
+ MOZ_ASSERT(!mCompositorSession ^ !aSession);
+ mCompositorSession = aSession;
+}
+
+nsEventStatus
+APZCTreeManagerChild::ReceiveInputEvent(
+ InputData& aEvent,
+ ScrollableLayerGuid* aOutTargetGuid,
+ uint64_t* aOutInputBlockId)
+{
+ switch (aEvent.mInputType) {
+ case MULTITOUCH_INPUT: {
+ MultiTouchInput& event = aEvent.AsMultiTouchInput();
+ MultiTouchInput processedEvent;
+
+ nsEventStatus res;
+ SendReceiveMultiTouchInputEvent(event,
+ &res,
+ &processedEvent,
+ aOutTargetGuid,
+ aOutInputBlockId);
+
+ event = processedEvent;
+ return res;
+ }
+ case MOUSE_INPUT: {
+ MouseInput& event = aEvent.AsMouseInput();
+ MouseInput processedEvent;
+
+ nsEventStatus res;
+ SendReceiveMouseInputEvent(event,
+ &res,
+ &processedEvent,
+ aOutTargetGuid,
+ aOutInputBlockId);
+
+ event = processedEvent;
+ return res;
+ }
+ case PANGESTURE_INPUT: {
+ PanGestureInput& event = aEvent.AsPanGestureInput();
+ PanGestureInput processedEvent;
+
+ nsEventStatus res;
+ SendReceivePanGestureInputEvent(event,
+ &res,
+ &processedEvent,
+ aOutTargetGuid,
+ aOutInputBlockId);
+
+ event = processedEvent;
+ return res;
+ }
+ case PINCHGESTURE_INPUT: {
+ PinchGestureInput& event = aEvent.AsPinchGestureInput();
+ PinchGestureInput processedEvent;
+
+ nsEventStatus res;
+ SendReceivePinchGestureInputEvent(event,
+ &res,
+ &processedEvent,
+ aOutTargetGuid,
+ aOutInputBlockId);
+
+ event = processedEvent;
+ return res;
+ }
+ case TAPGESTURE_INPUT: {
+ TapGestureInput& event = aEvent.AsTapGestureInput();
+ TapGestureInput processedEvent;
+
+ nsEventStatus res;
+ SendReceiveTapGestureInputEvent(event,
+ &res,
+ &processedEvent,
+ aOutTargetGuid,
+ aOutInputBlockId);
+
+ event = processedEvent;
+ return res;
+ }
+ case SCROLLWHEEL_INPUT: {
+ ScrollWheelInput& event = aEvent.AsScrollWheelInput();
+ ScrollWheelInput processedEvent;
+
+ nsEventStatus res;
+ SendReceiveScrollWheelInputEvent(event,
+ &res,
+ &processedEvent,
+ aOutTargetGuid,
+ aOutInputBlockId);
+
+ event = processedEvent;
+ return res;
+ }
+ default: {
+ MOZ_ASSERT_UNREACHABLE("Invalid InputData type.");
+ return nsEventStatus_eConsumeNoDefault;
+ }
+ }
+}
+
+void
+APZCTreeManagerChild::ZoomToRect(
+ const ScrollableLayerGuid& aGuid,
+ const CSSRect& aRect,
+ const uint32_t aFlags)
+{
+ SendZoomToRect(aGuid, aRect, aFlags);
+}
+
+void
+APZCTreeManagerChild::ContentReceivedInputBlock(
+ uint64_t aInputBlockId,
+ bool aPreventDefault)
+{
+ SendContentReceivedInputBlock(aInputBlockId, aPreventDefault);
+}
+
+void
+APZCTreeManagerChild::SetTargetAPZC(
+ uint64_t aInputBlockId,
+ const nsTArray<ScrollableLayerGuid>& aTargets)
+{
+ SendSetTargetAPZC(aInputBlockId, aTargets);
+}
+
+void
+APZCTreeManagerChild::UpdateZoomConstraints(
+ const ScrollableLayerGuid& aGuid,
+ const Maybe<ZoomConstraints>& aConstraints)
+{
+ SendUpdateZoomConstraints(aGuid, aConstraints);
+}
+
+void
+APZCTreeManagerChild::CancelAnimation(const ScrollableLayerGuid &aGuid)
+{
+ SendCancelAnimation(aGuid);
+}
+
+void
+APZCTreeManagerChild::AdjustScrollForSurfaceShift(const ScreenPoint& aShift)
+{
+ SendAdjustScrollForSurfaceShift(aShift);
+}
+
+void
+APZCTreeManagerChild::SetDPI(float aDpiValue)
+{
+ SendSetDPI(aDpiValue);
+}
+
+void
+APZCTreeManagerChild::SetAllowedTouchBehavior(
+ uint64_t aInputBlockId,
+ const nsTArray<TouchBehaviorFlags>& aValues)
+{
+ SendSetAllowedTouchBehavior(aInputBlockId, aValues);
+}
+
+void
+APZCTreeManagerChild::StartScrollbarDrag(
+ const ScrollableLayerGuid& aGuid,
+ const AsyncDragMetrics& aDragMetrics)
+{
+ SendStartScrollbarDrag(aGuid, aDragMetrics);
+}
+
+void
+APZCTreeManagerChild::SetLongTapEnabled(bool aTapGestureEnabled)
+{
+ SendSetLongTapEnabled(aTapGestureEnabled);
+}
+
+void
+APZCTreeManagerChild::ProcessTouchVelocity(uint32_t aTimestampMs, float aSpeedY)
+{
+ SendProcessTouchVelocity(aTimestampMs, aSpeedY);
+}
+
+void
+APZCTreeManagerChild::UpdateWheelTransaction(
+ LayoutDeviceIntPoint aRefPoint,
+ EventMessage aEventMessage)
+{
+ SendUpdateWheelTransaction(aRefPoint, aEventMessage);
+}
+
+void APZCTreeManagerChild::TransformEventRefPoint(
+ LayoutDeviceIntPoint* aRefPoint,
+ ScrollableLayerGuid* aOutTargetGuid)
+{
+ SendTransformEventRefPoint(*aRefPoint, aRefPoint, aOutTargetGuid);
+}
+
+bool
+APZCTreeManagerChild::RecvHandleTap(const TapType& aType,
+ const LayoutDevicePoint& aPoint,
+ const Modifiers& aModifiers,
+ const ScrollableLayerGuid& aGuid,
+ const uint64_t& aInputBlockId)
+{
+ MOZ_ASSERT(XRE_IsParentProcess());
+ if (mCompositorSession &&
+ mCompositorSession->RootLayerTreeId() == aGuid.mLayersId &&
+ mCompositorSession->GetContentController()) {
+ mCompositorSession->GetContentController()->HandleTap(aType, aPoint,
+ aModifiers, aGuid, aInputBlockId);
+ return true;
+ }
+ dom::TabParent* tab = dom::TabParent::GetTabParentFromLayersId(aGuid.mLayersId);
+ if (tab) {
+ tab->SendHandleTap(aType, aPoint, aModifiers, aGuid, aInputBlockId);
+ }
+ return true;
+}
+
+bool
+APZCTreeManagerChild::RecvNotifyPinchGesture(const PinchGestureType& aType,
+ const ScrollableLayerGuid& aGuid,
+ const LayoutDeviceCoord& aSpanChange,
+ const Modifiers& aModifiers)
+{
+ // This will only get sent from the GPU process to the parent process, so
+ // this function should never get called in the content process.
+ MOZ_ASSERT(XRE_IsParentProcess());
+ MOZ_ASSERT(NS_IsMainThread());
+
+ // We want to handle it in this process regardless of what the target guid
+ // of the pinch is. This may change in the future.
+ if (mCompositorSession &&
+ mCompositorSession->GetWidget()) {
+ APZCCallbackHelper::NotifyPinchGesture(aType, aSpanChange, aModifiers, mCompositorSession->GetWidget());
+ }
+ return true;
+}
+
+} // namespace layers
+} // namespace mozilla