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recording_source.h
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recording_source.h
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// Copyright 2014 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_LAYERS_RECORDING_SOURCE_H_
#define CC_LAYERS_RECORDING_SOURCE_H_
#include <stddef.h>
#include <memory>
#include "base/memory/ref_counted.h"
#include "cc/base/invalidation_region.h"
#include "cc/cc_export.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
namespace cc {
class DisplayItemList;
class RasterSource;
class Region;
class CC_EXPORT RecordingSource {
public:
enum RecordingMode {
RECORD_NORMALLY,
RECORD_WITH_PAINTING_DISABLED,
RECORD_WITH_CACHING_DISABLED,
RECORD_WITH_CONSTRUCTION_DISABLED,
RECORD_WITH_SUBSEQUENCE_CACHING_DISABLED,
RECORD_WITH_PARTIAL_INVALIDATION,
RECORDING_MODE_COUNT, // Must be the last entry.
};
RecordingSource();
RecordingSource(const RecordingSource&) = delete;
virtual ~RecordingSource();
RecordingSource& operator=(const RecordingSource&) = delete;
bool UpdateAndExpandInvalidation(Region* invalidation,
const gfx::Size& layer_size,
const gfx::Rect& new_recorded_viewport);
void UpdateDisplayItemList(const scoped_refptr<DisplayItemList>& display_list,
const size_t& painter_reported_memory_usage,
float recording_scale_factor);
gfx::Size GetSize() const;
void SetEmptyBounds();
void SetSlowdownRasterScaleFactor(int factor);
void SetBackgroundColor(SkColor background_color);
void SetRequiresClear(bool requires_clear);
void SetNeedsDisplayRect(const gfx::Rect& layer_rect);
// These functions are virtual for testing.
virtual scoped_refptr<RasterSource> CreateRasterSource() const;
bool is_solid_color() const { return is_solid_color_; }
protected:
gfx::Rect recorded_viewport_;
gfx::Size size_;
int slow_down_raster_scale_factor_for_debug_;
bool requires_clear_;
bool is_solid_color_;
bool clear_canvas_with_debug_color_;
SkColor solid_color_;
SkColor background_color_;
scoped_refptr<DisplayItemList> display_list_;
size_t painter_reported_memory_usage_;
float recording_scale_factor_;
private:
void UpdateInvalidationForNewViewport(const gfx::Rect& old_recorded_viewport,
const gfx::Rect& new_recorded_viewport,
Region* invalidation);
void FinishDisplayItemListUpdate();
friend class RasterSource;
void DetermineIfSolidColor();
InvalidationRegion invalidation_;
};
} // namespace cc
#endif // CC_LAYERS_RECORDING_SOURCE_H_