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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_PLAYBACK_DISPLAY_ITEM_H_
#define CC_PLAYBACK_DISPLAY_ITEM_H_
#include <stddef.h>
#include "base/memory/scoped_ptr.h"
#include "cc/base/cc_export.h"
#include "cc/debug/traced_value.h"
#include "third_party/skia/include/core/SkPicture.h"
#include "ui/gfx/geometry/rect.h"
class SkCanvas;
namespace cc {
namespace proto {
class DisplayItem;
}
class CC_EXPORT DisplayItem {
public:
virtual ~DisplayItem() {}
virtual void ToProtobuf(proto::DisplayItem* proto) const = 0;
virtual void Raster(SkCanvas* canvas,
const gfx::Rect& canvas_target_playback_rect,
SkPicture::AbortCallback* callback) const = 0;
virtual void AsValueInto(const gfx::Rect& visual_rect,
base::trace_event::TracedValue* array) const = 0;
// For tracing.
virtual size_t ExternalMemoryUsage() const = 0;
protected:
DisplayItem();
};
} // namespace cc
#endif // CC_PLAYBACK_DISPLAY_ITEM_H_
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