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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_TREES_MUTATOR_HOST_CLIENT_H_
#define CC_TREES_MUTATOR_HOST_CLIENT_H_
#include <optional>
#include "cc/base/protected_sequence_synchronizer.h"
#include "cc/paint/element_id.h"
#include "cc/paint/paint_worklet_input.h"
#include "cc/trees/property_animation_state.h"
#include "cc/trees/target_property.h"
namespace gfx {
class Transform;
class PointF;
}
namespace cc {
class FilterOperations;
enum class ElementListType { ACTIVE, PENDING };
enum class AnimationWorkletMutationState {
STARTED,
COMPLETED_WITH_UPDATE,
COMPLETED_NO_UPDATE,
CANCELED
};
class MutatorHostClient : public ProtectedSequenceSynchronizer {
public:
virtual bool IsElementInPropertyTrees(ElementId element_id,
ElementListType list_type) const = 0;
virtual void SetMutatorsNeedCommit() = 0;
virtual void SetMutatorsNeedRebuildPropertyTrees() = 0;
virtual void SetElementFilterMutated(ElementId element_id,
ElementListType list_type,
const FilterOperations& filters) = 0;
virtual void SetElementBackdropFilterMutated(
ElementId element_id,
ElementListType list_type,
const FilterOperations& backdrop_filters) = 0;
virtual void SetElementOpacityMutated(ElementId element_id,
ElementListType list_type,
float opacity) = 0;
virtual void SetElementTransformMutated(ElementId element_id,
ElementListType list_type,
const gfx::Transform& transform) = 0;
virtual void SetElementScrollOffsetMutated(
ElementId element_id,
ElementListType list_type,
const gfx::PointF& scroll_offset) = 0;
// Allows to change IsAnimating value for a set of properties.
virtual void ElementIsAnimatingChanged(
const PropertyToElementIdMap& element_id_map,
ElementListType list_type,
const PropertyAnimationState& mask,
const PropertyAnimationState& state) = 0;
virtual void MaximumScaleChanged(ElementId element_id,
ElementListType list_type,
float maximum_scale) = 0;
virtual void ScrollOffsetAnimationFinished(ElementId element_id) = 0;
virtual void NotifyAnimationWorkletStateChange(
AnimationWorkletMutationState state,
ElementListType tree_type) = 0;
virtual void OnCustomPropertyMutated(
PaintWorkletInput::PropertyKey property_key,
PaintWorkletInput::PropertyValue property_value) = 0;
virtual bool RunsOnCurrentThread() const = 0;
};
} // namespace cc
#endif // CC_TREES_MUTATOR_HOST_CLIENT_H_
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