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// Copyright 2015 The Chromium Authors. All rights reserved.
// 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 "cc/trees/element_id.h"
#include "cc/trees/property_animation_state.h"
#include "cc/trees/target_property.h"
namespace gfx {
class Transform;
class ScrollOffset;
}
namespace cc {
class FilterOperations;
enum class ElementListType { ACTIVE, PENDING };
class MutatorHostClient {
public:
virtual bool IsElementInList(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 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::ScrollOffset& scroll_offset) = 0;
// Allows to change IsAnimating value for a set of properties.
virtual void ElementIsAnimatingChanged(
ElementId element_id,
ElementListType list_type,
const PropertyAnimationState& mask,
const PropertyAnimationState& state) = 0;
virtual void ScrollOffsetAnimationFinished() = 0;
virtual gfx::ScrollOffset GetScrollOffsetForAnimation(
ElementId element_id) const = 0;
};
} // namespace cc
#endif // CC_TREES_MUTATOR_HOST_CLIENT_H_
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