gecko/gfx/layers/ipc/CompositorParent.h

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * The Original Code is Mozilla Content App.
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 * The Initial Developer of the Original Code is
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 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Benoit Girard <bgirard@mozilla.com>
 *   Ali Juma <ajuma@mozilla.com>
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#ifndef mozilla_layers_CompositorParent_h
#define mozilla_layers_CompositorParent_h

#include "mozilla/layers/PCompositorParent.h"
#include "mozilla/layers/PLayersParent.h"
#include "ShadowLayersManager.h"

class nsIWidget;

namespace mozilla {
namespace layers {

class LayerManager;

class CompositorParent : public PCompositorParent,
                         public ShadowLayersManager
{
  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CompositorParent)
public:
  CompositorParent(nsIWidget* aWidget);
  virtual ~CompositorParent();

  bool RecvStop();

  // Workaround for Bug 717027.
  bool RecvFixMeDoNotCall();

  virtual void ShadowLayersUpdated();
  void Destroy();

  LayerManager* GetLayerManager() { return mLayerManager; }

protected:
  virtual PLayersParent* AllocPLayers(const LayersBackend &backendType);
  virtual bool DeallocPLayers(PLayersParent* aLayers);

private:
  void ScheduleComposition();
  void Composite();

  nsRefPtr<LayerManager> mLayerManager;
  bool mStopped;
  nsIWidget* mWidget;

  DISALLOW_EVIL_CONSTRUCTORS(CompositorParent);
};

} // layers
} // mozilla

#endif // mozilla_layers_CompositorParent_h