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// Copyright (c) 2013 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 CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_COMPOSITING_HELPER_H_
#define CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_COMPOSITING_HELPER_H_
#include <string>
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "content/common/content_export.h"
#include "ui/gfx/size.h"
namespace cc {
class SolidColorLayer;
class TextureLayer;
}
namespace WebKit {
class WebPluginContainer;
class WebLayer;
}
namespace content {
class BrowserPluginManager;
class CONTENT_EXPORT BrowserPluginCompositingHelper :
public base::RefCounted<BrowserPluginCompositingHelper> {
public:
BrowserPluginCompositingHelper(WebKit::WebPluginContainer* container,
BrowserPluginManager* manager,
int instance_id,
int host_routing_id);
void EnableCompositing(bool);
void OnContainerDestroy();
void OnBuffersSwapped(const gfx::Size& size,
const std::string& mailbox_name,
int gpu_route_id,
int gpu_host_id,
float device_scale_factor);
void UpdateVisibility(bool);
protected:
// Friend RefCounted so that the dtor can be non-public.
friend class base::RefCounted<BrowserPluginCompositingHelper>;
private:
~BrowserPluginCompositingHelper();
void FreeMailboxMemory(const std::string& mailbox_name,
unsigned sync_point);
void MailboxReleased(const std::string& mailbox_name,
int gpu_route_id,
int gpu_host_id,
unsigned sync_point);
int instance_id_;
int host_routing_id_;
int last_gpu_route_id_;
int last_gpu_host_id_;
bool last_mailbox_valid_;
bool ack_pending_;
bool ack_pending_for_crashed_guest_;
gfx::Size buffer_size_;
scoped_refptr<cc::SolidColorLayer> background_layer_;
scoped_refptr<cc::TextureLayer> texture_layer_;
scoped_ptr<WebKit::WebLayer> web_layer_;
WebKit::WebPluginContainer* container_;
scoped_refptr<BrowserPluginManager> browser_plugin_manager_;
};
} // namespace content
#endif // CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_COMPOSITING_HELPER_H_
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