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/* -*- 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 */
#include "SmoothScrollAnimation.h"
#include "ScrollAnimationBezierPhysics.h"
#include "ScrollPositionUpdate.h"
#include "apz/src/GenericScrollAnimation.h"
#include "mozilla/layers/APZPublicUtils.h"
namespace mozilla {
namespace layers {
SmoothScrollAnimation::SmoothScrollAnimation(AsyncPanZoomController& aApzc,
const nsPoint& aInitialPosition,
ScrollOrigin aOrigin)
: GenericScrollAnimation(aApzc, aInitialPosition, aOrigin),
mTriggeredByScript(ScrollTriggeredByScript::No) {}
SmoothScrollAnimation* SmoothScrollAnimation::AsSmoothScrollAnimation() {
return this;
void SmoothScrollAnimation::UpdateDestinationAndSnapTargets(
TimeStamp aTime, const nsPoint& aDestination,
const nsSize& aCurrentVelocity, ScrollSnapTargetIds&& aSnapTargetIds,
ScrollTriggeredByScript aTriggeredByScript) {
GenericScrollAnimation::UpdateDestination(aTime, aDestination,
mSnapTargetIds = std::move(aSnapTargetIds);
mTriggeredByScript = aTriggeredByScript;
ScrollOrigin SmoothScrollAnimation::GetScrollOrigin() const { return mOrigin; }
ScrollOrigin SmoothScrollAnimation::GetScrollOriginForAction(
KeyboardScrollAction::KeyboardScrollActionType aAction) {
switch (aAction) {
case KeyboardScrollAction::eScrollCharacter:
case KeyboardScrollAction::eScrollLine: {
return ScrollOrigin::Lines;
case KeyboardScrollAction::eScrollPage:
return ScrollOrigin::Pages;
case KeyboardScrollAction::eScrollComplete:
return ScrollOrigin::Other;
MOZ_ASSERT(false, "Unknown keyboard scroll action type");
return ScrollOrigin::Other;
} // namespace layers
} // namespace mozilla