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// Copyright 2021 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_LAYERS_VIEW_TRANSITION_CONTENT_LAYER_IMPL_H_
#define CC_LAYERS_VIEW_TRANSITION_CONTENT_LAYER_IMPL_H_
#include <memory>
#include "cc/cc_export.h"
#include "cc/layers/layer_impl.h"
#include "components/viz/common/view_transition_element_resource_id.h"
namespace cc {
class CC_EXPORT ViewTransitionContentLayerImpl : public LayerImpl {
public:
static std::unique_ptr<ViewTransitionContentLayerImpl> Create(
LayerTreeImpl* tree_impl,
int id,
const viz::ViewTransitionElementResourceId& resource_id,
bool is_live_content_layer,
const gfx::RectF& max_extents_rect);
ViewTransitionContentLayerImpl(const ViewTransitionContentLayerImpl&) =
delete;
~ViewTransitionContentLayerImpl() override;
ViewTransitionContentLayerImpl& operator=(
const ViewTransitionContentLayerImpl&) = delete;
// LayerImpl overrides.
mojom::LayerType GetLayerType() const override;
std::unique_ptr<LayerImpl> CreateLayerImpl(
LayerTreeImpl* tree_impl) const override;
void AppendQuads(const AppendQuadsContext& context,
viz::CompositorRenderPass* render_pass,
AppendQuadsData* append_quads_data) override;
void NotifyKnownResourceIdsBeforeAppendQuads(
const base::flat_set<viz::ViewTransitionElementResourceId>&
known_resource_ids) override;
viz::ViewTransitionElementResourceId ViewTransitionResourceId()
const override;
void SetMaxExtentsRect(const gfx::RectF& max_extents_rect);
void PushPropertiesTo(LayerImpl* layer) override;
void SetOriginatingSurfaceContentRect(
const gfx::Rect&
originating_surface_content_rect_in_layer_coordinate_space);
const viz::ViewTransitionElementResourceId& resource_id() const {
return resource_id_;
}
bool is_live_content_layer() const { return is_live_content_layer_; }
const gfx::RectF& max_extents_rect() const {
return max_extents_rect_in_originating_layer_coordinate_space_;
}
protected:
ViewTransitionContentLayerImpl(
LayerTreeImpl* tree_impl,
int id,
const viz::ViewTransitionElementResourceId& resource_id,
bool is_live_content_layer,
const gfx::RectF& max_extents_rect);
private:
const viz::ViewTransitionElementResourceId resource_id_;
const bool is_live_content_layer_;
bool skip_unseen_resource_quads_ = false;
// max_extents_rect_ is the maximum possible size of the originating layer, as
// known to blink, in the originating layer's coordinate space.
gfx::RectF max_extents_rect_in_originating_layer_coordinate_space_;
// actual_extents_rect_ is the actual size of the surface, computed by CC, in
// this layer's coordinate space.
gfx::Rect actual_extents_rect_;
};
} // namespace cc
#endif // CC_LAYERS_VIEW_TRANSITION_CONTENT_LAYER_IMPL_H_
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