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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Mozilla Corporation code.
 *
 * The Initial Developer of the Original Code is Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Bas Schouten <bschouten@mozilla.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef GFX_CONTAINERLAYERD3D9_H
#define GFX_CONTAINERLAYERD3D9_H

#include "Layers.h"
#include "LayerManagerD3D9.h"

namespace mozilla {
namespace layers {
  
template<class Container>
static void ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
static void ContainerRemoveChild(Container* aContainer, Layer* aChild);
template<class Container>
static void ContainerRender(Container* aContainer, LayerManagerD3D9* aManager);

class ContainerLayerD3D9 : public ContainerLayer,
                           public LayerD3D9
{
  template<class Container>
  friend void ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter);
  template<class Container>
  friend void ContainerRemoveChild(Container* aContainer, Layer* aChild);
  template<class Container>
  friend void ContainerRender(Container* aContainer, LayerManagerD3D9* aManager);

public:
  ContainerLayerD3D9(LayerManagerD3D9 *aManager);
  ~ContainerLayerD3D9();

  nsIntRect GetVisibleRect() { return mVisibleRegion.GetBounds(); }

  /* ContainerLayer implementation */
  virtual void InsertAfter(Layer* aChild, Layer* aAfter);

  virtual void RemoveChild(Layer* aChild);

  /* LayerD3D9 implementation */
  Layer* GetLayer();

  LayerD3D9* GetFirstChildD3D9();

  bool IsEmpty();

  void RenderLayer();

  virtual void LayerManagerDestroyed();

  virtual void ComputeEffectiveTransforms(const gfx3DMatrix& aTransformToSurface)
  {
    DefaultComputeEffectiveTransforms(aTransformToSurface);
  }
};

class ShadowContainerLayerD3D9 : public ShadowContainerLayer,
                                public LayerD3D9
{
  template<class Container>
  friend void ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter);
  template<class Container>
  friend void ContainerRemoveChild(Container* aContainer, Layer* aChild);
  template<class Container>
  friend void ContainerRender(Container* aContainer, LayerManagerD3D9* aManager);

public:
  ShadowContainerLayerD3D9(LayerManagerD3D9 *aManager);
  ~ShadowContainerLayerD3D9();

  void InsertAfter(Layer* aChild, Layer* aAfter);

  void RemoveChild(Layer* aChild);

  // LayerD3D9 Implementation
  virtual Layer* GetLayer() { return this; }

  virtual void Destroy();

  LayerD3D9* GetFirstChildD3D9();

  virtual void RenderLayer();

  virtual void ComputeEffectiveTransforms(const gfx3DMatrix& aTransformToSurface)
  {
    DefaultComputeEffectiveTransforms(aTransformToSurface);
  }
};

} /* layers */
} /* mozilla */

#endif /* GFX_CONTAINERLAYERD3D9_H */