michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "ClientLayerManager.h"         // for ClientLayerManager, etc
michael@0: #include "Layers.h"                     // for ColorLayer, etc
michael@0: #include "mozilla/layers/LayersMessages.h"  // for ColorLayerAttributes, etc
michael@0: #include "mozilla/mozalloc.h"           // for operator new
michael@0: #include "nsAutoPtr.h"                  // for nsRefPtr
michael@0: #include "nsCOMPtr.h"                   // for already_AddRefed
michael@0: #include "nsDebug.h"                    // for NS_ASSERTION
michael@0: #include "nsISupportsImpl.h"            // for Layer::AddRef, etc
michael@0: #include "nsRegion.h"                   // for nsIntRegion
michael@0: 
michael@0: using namespace mozilla::gfx;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace layers {
michael@0: 
michael@0: class ClientColorLayer : public ColorLayer, 
michael@0:                          public ClientLayer {
michael@0: public:
michael@0:   ClientColorLayer(ClientLayerManager* aLayerManager) :
michael@0:     ColorLayer(aLayerManager,
michael@0:                static_cast<ClientLayer*>(MOZ_THIS_IN_INITIALIZER_LIST()))
michael@0:   {
michael@0:     MOZ_COUNT_CTOR(ClientColorLayer);
michael@0:   }
michael@0:   virtual ~ClientColorLayer()
michael@0:   {
michael@0:     MOZ_COUNT_DTOR(ClientColorLayer);
michael@0:   }
michael@0: 
michael@0:   virtual void SetVisibleRegion(const nsIntRegion& aRegion)
michael@0:   {
michael@0:     NS_ASSERTION(ClientManager()->InConstruction(),
michael@0:                  "Can only set properties in construction phase");
michael@0:     ColorLayer::SetVisibleRegion(aRegion);
michael@0:   }
michael@0: 
michael@0:   virtual void RenderLayer()
michael@0:   {
michael@0:     if (GetMaskLayer()) {
michael@0:       ToClientLayer(GetMaskLayer())->RenderLayer();
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   virtual void FillSpecificAttributes(SpecificLayerAttributes& aAttrs)
michael@0:   {
michael@0:     aAttrs = ColorLayerAttributes(GetColor(), GetBounds());
michael@0:   }
michael@0: 
michael@0:   virtual Layer* AsLayer() { return this; }
michael@0:   virtual ShadowableLayer* AsShadowableLayer() { return this; }
michael@0: 
michael@0:   virtual void Disconnect()
michael@0:   {
michael@0:     ClientLayer::Disconnect();
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   ClientLayerManager* ClientManager()
michael@0:   {
michael@0:     return static_cast<ClientLayerManager*>(mManager);
michael@0:   }
michael@0: };
michael@0: 
michael@0: already_AddRefed<ColorLayer>
michael@0: ClientLayerManager::CreateColorLayer()
michael@0: {
michael@0:   NS_ASSERTION(InConstruction(), "Only allowed in construction phase");
michael@0:   nsRefPtr<ClientColorLayer> layer =
michael@0:     new ClientColorLayer(this);
michael@0:   CREATE_SHADOW(Color);
michael@0:   return layer.forget();
michael@0: }
michael@0: 
michael@0: }
michael@0: }