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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/dom/KeyframeEffect.h"
#include "mozilla/dom/KeyframeAnimationOptionsBinding.h"
// For UnrestrictedDoubleOrKeyframeAnimationOptions
#include "mozilla/dom/AnimationEffectTiming.h"
#include "mozilla/dom/KeyframeEffectBinding.h"
#include "mozilla/KeyframeUtils.h"
#include "mozilla/Preferences.h"
#include "nsContentUtils.h"
#include "nsDOMMutationObserver.h" // For nsAutoAnimationMutationBatch
#include "nsIScriptError.h"
namespace mozilla {
namespace dom {
KeyframeEffect::KeyframeEffect(nsIDocument* aDocument,
const Maybe<OwningAnimationTarget>& aTarget,
const TimingParams& aTiming,
const KeyframeEffectParams& aOptions)
: KeyframeEffectReadOnly(aDocument, aTarget,
new AnimationEffectTiming(aDocument, aTiming, this),
aOptions)
{
}
JSObject*
KeyframeEffect::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto)
{
return KeyframeEffectBinding::Wrap(aCx, this, aGivenProto);
}
/* static */ already_AddRefed<KeyframeEffect>
KeyframeEffect::Constructor(
const GlobalObject& aGlobal,
const Nullable<ElementOrCSSPseudoElement>& aTarget,
JS::Handle<JSObject*> aKeyframes,
const UnrestrictedDoubleOrKeyframeEffectOptions& aOptions,
ErrorResult& aRv)
{
return ConstructKeyframeEffect<KeyframeEffect>(aGlobal, aTarget, aKeyframes,
aOptions, aRv);
}
/* static */ already_AddRefed<KeyframeEffect>
KeyframeEffect::Constructor(const GlobalObject& aGlobal,
KeyframeEffectReadOnly& aSource,
ErrorResult& aRv)
{
return ConstructKeyframeEffect<KeyframeEffect>(aGlobal, aSource, aRv);
}
/* static */ already_AddRefed<KeyframeEffect>
KeyframeEffect::Constructor(
const GlobalObject& aGlobal,
const Nullable<ElementOrCSSPseudoElement>& aTarget,
JS::Handle<JSObject*> aKeyframes,
const UnrestrictedDoubleOrKeyframeAnimationOptions& aOptions,
ErrorResult& aRv)
{
return ConstructKeyframeEffect<KeyframeEffect>(aGlobal, aTarget, aKeyframes,
aOptions, aRv);
}
void
KeyframeEffect::NotifySpecifiedTimingUpdated()
{
// Use the same document for a pseudo element and its parent element.
// Use nullptr if we don't have mTarget, so disable the mutation batch.
nsAutoAnimationMutationBatch mb(mTarget ? mTarget->mElement->OwnerDoc()
: nullptr);
if (mAnimation) {
mAnimation->NotifyEffectTimingUpdated();
if (mAnimation->IsRelevant()) {
nsNodeUtils::AnimationChanged(mAnimation);
}
RequestRestyle(EffectCompositor::RestyleType::Layer);
}
}
void
KeyframeEffect::SetTarget(const Nullable<ElementOrCSSPseudoElement>& aTarget)
{
Maybe<OwningAnimationTarget> newTarget = ConvertTarget(aTarget);
if (mTarget == newTarget) {
// Assign the same target, skip it.
return;
}
if (mTarget) {
UnregisterTarget();
ResetIsRunningOnCompositor();
RequestRestyle(EffectCompositor::RestyleType::Layer);
nsAutoAnimationMutationBatch mb(mTarget->mElement->OwnerDoc());
if (mAnimation) {
nsNodeUtils::AnimationRemoved(mAnimation);
}
}
mTarget = newTarget;
if (mTarget) {
UpdateTargetRegistration();
RefPtr<nsStyleContext> styleContext = GetTargetStyleContext();
if (styleContext) {
UpdateProperties(styleContext);
} else if (mEffectOptions.mSpacingMode == SpacingMode::paced) {
KeyframeUtils::ApplyDistributeSpacing(mKeyframes);
}
MaybeUpdateFrameForCompositor();
RequestRestyle(EffectCompositor::RestyleType::Layer);
nsAutoAnimationMutationBatch mb(mTarget->mElement->OwnerDoc());
if (mAnimation) {
nsNodeUtils::AnimationAdded(mAnimation);
}
} else if (mEffectOptions.mSpacingMode == SpacingMode::paced) {
// New target is null, so fall back to distribute spacing.
KeyframeUtils::ApplyDistributeSpacing(mKeyframes);
}
}
void
KeyframeEffect::SetIterationComposite(
const IterationCompositeOperation& aIterationComposite)
{
// Ignore iterationComposite if the API is not enabled,
// then the default value 'Replace' will be used.
if (!Preferences::GetBool("dom.animations-api.compositing.enabled")) {
return;
}
if (mEffectOptions.mIterationComposite == aIterationComposite) {
return;
}
if (mAnimation && mAnimation->IsRelevant()) {
nsNodeUtils::AnimationChanged(mAnimation);
}
mEffectOptions.mIterationComposite = aIterationComposite;
RequestRestyle(EffectCompositor::RestyleType::Layer);
}
void
KeyframeEffect::SetSpacing(JSContext* aCx,
const nsAString& aSpacing,
ErrorResult& aRv)
{
SpacingMode spacingMode = SpacingMode::distribute;
nsCSSPropertyID pacedProperty = eCSSProperty_UNKNOWN;
nsAutoString invalidPacedProperty;
KeyframeEffectParams::ParseSpacing(aSpacing,
spacingMode,
pacedProperty,
invalidPacedProperty,
aRv);
if (aRv.Failed()) {
return;
}
if (!invalidPacedProperty.IsEmpty()) {
const char16_t* params[] = { invalidPacedProperty.get() };
nsIDocument* doc = AnimationUtils::GetCurrentRealmDocument(aCx);
nsContentUtils::ReportToConsole(nsIScriptError::warningFlag,
NS_LITERAL_CSTRING("Animation"),
doc,
nsContentUtils::eDOM_PROPERTIES,
"UnanimatablePacedProperty",
params, ArrayLength(params));
}
if (mEffectOptions.mSpacingMode == spacingMode &&
mEffectOptions.mPacedProperty == pacedProperty) {
return;
}
mEffectOptions.mSpacingMode = spacingMode;
mEffectOptions.mPacedProperty = pacedProperty;
// Apply spacing. We apply distribute here. If the new spacing is paced,
// UpdateProperties() will apply it.
if (mEffectOptions.mSpacingMode == SpacingMode::distribute) {
KeyframeUtils::ApplyDistributeSpacing(mKeyframes);
}
if (mAnimation && mAnimation->IsRelevant()) {
nsNodeUtils::AnimationChanged(mAnimation);
}
if (mTarget) {
RefPtr<nsStyleContext> styleContext = GetTargetStyleContext();
if (styleContext) {
UpdateProperties(styleContext);
}
}
}
} // namespace dom
} // namespace mozilla
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