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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 "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 {
class CC_EXPORT DisplayItem {
public:
virtual ~DisplayItem() {}
void SetNew(bool is_suitable_for_gpu_rasterization,
int approximate_op_count,
size_t external_memory_usage) {
is_suitable_for_gpu_rasterization_ = is_suitable_for_gpu_rasterization;
approximate_op_count_ = approximate_op_count;
external_memory_usage_ = external_memory_usage;
}
virtual void Raster(SkCanvas* canvas,
const gfx::Rect& canvas_target_playback_rect,
SkPicture::AbortCallback* callback) const = 0;
virtual void AsValueInto(base::trace_event::TracedValue* array) const = 0;
bool is_suitable_for_gpu_rasterization() const {
return is_suitable_for_gpu_rasterization_;
}
int approximate_op_count() const { return approximate_op_count_; }
size_t external_memory_usage() const { return external_memory_usage_; }
protected:
DisplayItem();
bool is_suitable_for_gpu_rasterization_;
int approximate_op_count_;
// The size, in bytes, of the memory owned by this display item but not
// allocated within it (e.g. held through scoped_ptr or vector).
size_t external_memory_usage_;
};
} // namespace cc
#endif // CC_PLAYBACK_DISPLAY_ITEM_H_
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