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// Copyright 2014 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_SURFACE_LAYER_IMPL_H_
#define CC_LAYERS_SURFACE_LAYER_IMPL_H_
#include <memory>
#include "base/functional/bind.h"
#include "base/memory/ptr_util.h"
#include "base/synchronization/waitable_event.h"
#include "cc/cc_export.h"
#include "cc/layers/layer_impl.h"
#include "components/viz/common/quads/surface_draw_quad.h"
#include "components/viz/common/surfaces/surface_id.h"
#include "components/viz/common/surfaces/surface_info.h"
#include "components/viz/common/surfaces/surface_range.h"
namespace cc {
// This must match surface_layer.h's UpdateSubmissionStateCB.
using UpdateSubmissionStateCB =
base::RepeatingCallback<void(bool is_visible, base::WaitableEvent*)>;
class CC_EXPORT SurfaceLayerImpl : public LayerImpl {
public:
static std::unique_ptr<SurfaceLayerImpl> Create(
LayerTreeImpl* tree_impl,
int id,
UpdateSubmissionStateCB update_submission_state_callback);
static std::unique_ptr<SurfaceLayerImpl> Create(LayerTreeImpl* tree_impl,
int id);
SurfaceLayerImpl(const SurfaceLayerImpl&) = delete;
~SurfaceLayerImpl() override;
SurfaceLayerImpl& operator=(const SurfaceLayerImpl&) = delete;
void SetRange(const viz::SurfaceRange& surface_range,
std::optional<uint32_t> deadline_in_frames);
const viz::SurfaceRange& range() const { return surface_range_; }
std::optional<uint32_t> deadline_in_frames() const {
return deadline_in_frames_;
}
void SetStretchContentToFillBounds(bool stretch_content);
bool stretch_content_to_fill_bounds() const {
return stretch_content_to_fill_bounds_;
}
void SetSurfaceHitTestable(bool surface_hit_testable);
bool surface_hit_testable() const { return surface_hit_testable_; }
void SetHasPointerEventsNone(bool has_pointer_events_none);
bool has_pointer_events_none() const { return has_pointer_events_none_; }
void SetIsReflection(bool is_reflection);
bool is_reflection() const { return is_reflection_; }
bool will_draw_needs_reset() const { return will_draw_needs_reset_; }
void SetOverrideChildPaintFlags(bool override_child_paint_flags);
bool override_child_paint_flags() const {
return override_child_paint_flags_;
}
void ResetStateForUpdateSubmissionStateCallback();
// LayerImpl overrides.
mojom::LayerType GetLayerType() const override;
std::unique_ptr<LayerImpl> CreateLayerImpl(
LayerTreeImpl* tree_impl) const override;
void PushPropertiesTo(LayerImpl* layer) override;
bool WillDraw(DrawMode draw_mode,
viz::ClientResourceProvider* resource_provider) override;
void AppendQuads(const AppendQuadsContext& context,
viz::CompositorRenderPass* render_pass,
AppendQuadsData* append_quads_data) override;
bool is_surface_layer() const override;
gfx::Rect GetEnclosingVisibleRectInTargetSpace() const override;
protected:
SurfaceLayerImpl(LayerTreeImpl* tree_impl, int id, UpdateSubmissionStateCB);
private:
void GetDebugBorderProperties(SkColor4f* color, float* width) const override;
void AppendRainbowDebugBorder(viz::CompositorRenderPass* render_pass);
void AsValueInto(base::trace_event::TracedValue* dict) const override;
UpdateSubmissionStateCB update_submission_state_callback_;
viz::SurfaceRange surface_range_;
std::optional<uint32_t> deadline_in_frames_;
bool stretch_content_to_fill_bounds_ = false;
bool surface_hit_testable_ = false;
bool has_pointer_events_none_ = false;
bool is_reflection_ = false;
bool will_draw_ = false;
// This value tracks if a visibility reset took place in the associated
// SurfaceLayer, so that it can be propagated to the active SurfaceLayerImpl
// and used to update `will_draw_` on that layer accordingly.
bool will_draw_needs_reset_ = false;
bool override_child_paint_flags_ = false;
};
} // namespace cc
#endif // CC_LAYERS_SURFACE_LAYER_IMPL_H_
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