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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_SURFACES_SURFACE_H_
#define CC_SURFACES_SURFACE_H_
#include "base/callback.h"
#include "base/containers/hash_tables.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "cc/surfaces/surface_id.h"
#include "cc/surfaces/surfaces_export.h"
#include "ui/gfx/size.h"
namespace cc {
class CompositorFrame;
class SurfaceManager;
class SurfaceFactory;
class SurfaceResourceHolder;
class CC_SURFACES_EXPORT Surface {
public:
Surface(SurfaceId id, const gfx::Size& size, SurfaceFactory* factory);
~Surface();
const gfx::Size& size() const { return size_; }
SurfaceId surface_id() const { return surface_id_; }
void QueueFrame(scoped_ptr<CompositorFrame> frame,
const base::Closure& draw_callback);
// Returns the most recent frame that is eligible to be rendered.
const CompositorFrame* GetEligibleFrame();
// Returns a number that increments by 1 every time a new frame is enqueued.
int frame_index() const { return frame_index_; }
void RunDrawCallbacks();
SurfaceFactory* factory() { return factory_; }
private:
SurfaceId surface_id_;
gfx::Size size_;
SurfaceFactory* factory_;
// TODO(jamesr): Support multiple frames in flight.
scoped_ptr<CompositorFrame> current_frame_;
int frame_index_;
base::Closure draw_callback_;
DISALLOW_COPY_AND_ASSIGN(Surface);
};
} // namespace cc
#endif // CC_SURFACES_SURFACE_H_