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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /gfx/layers/AnimationInfo.h
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/layers/AnimationInfo.h')
-rw-r--r--gfx/layers/AnimationInfo.h164
1 files changed, 164 insertions, 0 deletions
diff --git a/gfx/layers/AnimationInfo.h b/gfx/layers/AnimationInfo.h
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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 http://mozilla.org/MPL/2.0/. */
+
+#ifndef GFX_ANIMATIONINFO_H
+#define GFX_ANIMATIONINFO_H
+
+#include "nsCSSPropertyIDSet.h"
+#include "nsDisplayItemTypes.h"
+#include "mozilla/Array.h"
+#include "mozilla/UniquePtr.h"
+#include "mozilla/FunctionRef.h"
+#include "mozilla/layers/AnimationStorageData.h"
+#include "mozilla/layers/LayersMessages.h" // for TransformData
+
+struct RawServoAnimationValue;
+class nsIContent;
+class nsIFrame;
+
+namespace mozilla {
+
+class nsDisplayItem;
+class nsDisplayListBuilder;
+class EffectSet;
+struct AnimationProperty;
+
+namespace dom {
+class Animation;
+} // namespace dom
+
+namespace gfx {
+class Path;
+} // namespace gfx
+
+namespace layers {
+
+class Animation;
+class CompositorAnimations;
+class Layer;
+class WebRenderLayerManager;
+struct CompositorAnimationData;
+struct PropertyAnimationGroup;
+
+class AnimationInfo final {
+ typedef nsTArray<Animation> AnimationArray;
+
+ public:
+ AnimationInfo();
+ ~AnimationInfo();
+
+ // Ensure that this AnimationInfo has a valid (non-zero) animations id. This
+ // value is unique across layers.
+ void EnsureAnimationsId();
+
+ // Call AddAnimation to add a new animation to this layer from layout code.
+ // Caller must fill in all the properties of the returned animation.
+ // A later animation overrides an earlier one.
+ Animation* AddAnimation();
+
+ // These are a parallel to AddAnimation and clearAnimations, except
+ // they add pending animations that apply only when the next
+ // transaction is begun. (See also
+ // SetBaseTransformForNextTransaction.)
+ Animation* AddAnimationForNextTransaction();
+
+ void SetAnimationGeneration(uint64_t aCount) {
+ mAnimationGeneration = Some(aCount);
+ }
+ Maybe<uint64_t> GetAnimationGeneration() const {
+ return mAnimationGeneration;
+ }
+
+ // ClearAnimations clears animations on this layer.
+ void ClearAnimations();
+ void ClearAnimationsForNextTransaction();
+ bool StartPendingAnimations(const TimeStamp& aReadyTime);
+
+ uint64_t GetCompositorAnimationsId() { return mCompositorAnimationsId; }
+ // Note: We don't set mAnimations on the compositor thread, so this will
+ // always return an empty array on the compositor thread.
+ AnimationArray& GetAnimations() { return mAnimations; }
+ nsTArray<PropertyAnimationGroup>& GetPropertyAnimationGroups() {
+ return mStorageData.mAnimation;
+ }
+ const Maybe<TransformData>& GetTransformData() const {
+ return mStorageData.mTransformData;
+ }
+ const LayersId& GetLayersId() const { return mStorageData.mLayersId; }
+ bool ApplyPendingUpdatesForThisTransaction();
+ bool HasTransformAnimation() const;
+
+ gfx::Path* CachedMotionPath() { return mStorageData.mCachedMotionPath; }
+
+ // In case of continuation, |aFrame| must be the first or the last
+ // continuation frame, otherwise this function might return Nothing().
+ static Maybe<uint64_t> GetGenerationFromFrame(
+ nsIFrame* aFrame, DisplayItemType aDisplayItemKey);
+
+ using CompositorAnimatableDisplayItemTypes =
+ Array<DisplayItemType,
+ nsCSSPropertyIDSet::CompositorAnimatableDisplayItemCount()>;
+ using AnimationGenerationCallback = FunctionRef<bool(
+ const Maybe<uint64_t>& aGeneration, DisplayItemType aDisplayItemType)>;
+ // Enumerates animation generations on |aFrame| for the given display item
+ // types and calls |aCallback| with the animation generation.
+ //
+ // The enumeration stops if |aCallback| returns false.
+ static void EnumerateGenerationOnFrame(
+ const nsIFrame* aFrame, const nsIContent* aContent,
+ const CompositorAnimatableDisplayItemTypes& aDisplayItemTypes,
+ AnimationGenerationCallback);
+
+ void AddAnimationsForDisplayItem(
+ nsIFrame* aFrame, nsDisplayListBuilder* aBuilder, nsDisplayItem* aItem,
+ DisplayItemType aType, WebRenderLayerManager* aLayerManager,
+ const Maybe<LayoutDevicePoint>& aPosition = Nothing());
+
+ private:
+ enum class Send {
+ NextTransaction,
+ Immediate,
+ };
+ void AddAnimationForProperty(nsIFrame* aFrame,
+ const AnimationProperty& aProperty,
+ dom::Animation* aAnimation,
+ const Maybe<TransformData>& aTransformData,
+ Send aSendFlag);
+
+ bool AddAnimationsForProperty(
+ nsIFrame* aFrame, const EffectSet* aEffects,
+ const nsTArray<RefPtr<dom::Animation>>& aCompositorAnimations,
+ const Maybe<TransformData>& aTransformData, nsCSSPropertyID aProperty,
+ Send aSendFlag, WebRenderLayerManager* aLayerManager);
+
+ void AddNonAnimatingTransformLikePropertiesStyles(
+ const nsCSSPropertyIDSet& aNonAnimatingProperties, nsIFrame* aFrame,
+ Send aSendFlag);
+
+ protected:
+ // mAnimations (and mPendingAnimations) are only set on the main thread.
+ //
+ // Once the animations are received on the compositor thread/process we
+ // use AnimationHelper::ExtractAnimations to transform the rather compact
+ // representation of animation data we transfer into something we can more
+ // readily use for sampling and then store it in mPropertyAnimationGroups
+ // (below) or CompositorAnimationStorage.mAnimations for WebRender.
+ AnimationArray mAnimations;
+ UniquePtr<AnimationArray> mPendingAnimations;
+
+ uint64_t mCompositorAnimationsId;
+ // The extracted data produced by AnimationHelper::ExtractAnimations().
+ AnimationStorageData mStorageData;
+ // If this layer is used for OMTA, then this counter is used to ensure we
+ // stay in sync with the animation manager
+ Maybe<uint64_t> mAnimationGeneration;
+ bool mMutated;
+};
+
+} // namespace layers
+} // namespace mozilla
+
+#endif // GFX_ANIMATIONINFO_H