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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 <vector>
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "cc/layers/delegated_frame_resource_collection.h"
#include "content/common/content_export.h"
#include "gpu/command_buffer/common/mailbox.h"
#include "ui/gfx/size.h"
namespace base {
class SharedMemory;
}
namespace cc {
class CompositorFrame;
class CopyOutputResult;
class Layer;
class SolidColorLayer;
class TextureLayer;
class DelegatedFrameProvider;
class DelegatedFrameResourceCollection;
class DelegatedRendererLayer;
}
namespace blink {
class WebPluginContainer;
class WebLayer;
}
namespace gfx {
class Rect;
class Size;
}
namespace content {
class BrowserPluginManager;
class CONTENT_EXPORT BrowserPluginCompositingHelper :
public base::RefCounted<BrowserPluginCompositingHelper>,
public cc::DelegatedFrameResourceCollectionClient {
public:
BrowserPluginCompositingHelper(blink::WebPluginContainer* container,
BrowserPluginManager* manager,
int instance_id,
int host_routing_id);
void CopyFromCompositingSurface(int request_id,
gfx::Rect source_rect,
gfx::Size dest_size);
void DidCommitCompositorFrame();
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 OnCompositorFrameSwapped(scoped_ptr<cc::CompositorFrame> frame,
int route_id,
uint32 output_surface_id,
int host_id);
void UpdateVisibility(bool);
// cc::DelegatedFrameProviderClient implementation.
virtual void UnusedResourcesAreAvailable() OVERRIDE;
void SetContentsOpaque(bool);
protected:
// Friend RefCounted so that the dtor can be non-public.
friend class base::RefCounted<BrowserPluginCompositingHelper>;
private:
enum SwapBuffersType {
TEXTURE_IMAGE_TRANSPORT,
GL_COMPOSITOR_FRAME,
SOFTWARE_COMPOSITOR_FRAME,
};
struct SwapBuffersInfo {
SwapBuffersInfo();
gpu::Mailbox name;
SwapBuffersType type;
gfx::Size size;
int route_id;
uint32 output_surface_id;
int host_id;
unsigned software_frame_id;
base::SharedMemory* shared_memory;
};
virtual ~BrowserPluginCompositingHelper();
void CheckSizeAndAdjustLayerProperties(const gfx::Size& new_size,
float device_scale_factor,
cc::Layer* layer);
void OnBuffersSwappedPrivate(const SwapBuffersInfo& mailbox,
unsigned sync_point,
float device_scale_factor);
void MailboxReleased(SwapBuffersInfo mailbox,
unsigned sync_point,
bool lost_resource);
void SendReturnedDelegatedResources();
void CopyFromCompositingSurfaceHasResult(
int request_id,
gfx::Size dest_size,
scoped_ptr<cc::CopyOutputResult> result);
int instance_id_;
int host_routing_id_;
int last_route_id_;
uint32 last_output_surface_id_;
int last_host_id_;
bool last_mailbox_valid_;
bool ack_pending_;
bool software_ack_pending_;
bool opaque_;
std::vector<unsigned> unacked_software_frames_;
gfx::Size buffer_size_;
scoped_refptr<cc::DelegatedFrameResourceCollection> resource_collection_;
scoped_refptr<cc::DelegatedFrameProvider> frame_provider_;
scoped_refptr<cc::SolidColorLayer> background_layer_;
scoped_refptr<cc::TextureLayer> texture_layer_;
scoped_refptr<cc::DelegatedRendererLayer> delegated_layer_;
scoped_ptr<blink::WebLayer> web_layer_;
blink::WebPluginContainer* container_;
scoped_refptr<BrowserPluginManager> browser_plugin_manager_;
};
} // namespace content
#endif // CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_COMPOSITING_HELPER_H_
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