gecko-dev/gfx/layers/composite/ColorLayerComposite.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GFX_ColorLayerComposite_H
#define GFX_ColorLayerComposite_H
#include "Layers.h" // for ColorLayer, etc
#include "mozilla/Attributes.h" // for MOZ_OVERRIDE
#include "mozilla/layers/LayerManagerComposite.h" // for LayerComposite, etc
#include "nsISupportsImpl.h" // for MOZ_COUNT_CTOR, etc
struct nsIntPoint;
struct nsIntRect;
namespace mozilla {
namespace layers {
class CompositableHost;
class ColorLayerComposite : public ColorLayer,
public LayerComposite
{
public:
explicit ColorLayerComposite(LayerManagerComposite *aManager)
: ColorLayer(aManager, nullptr)
, LayerComposite(aManager)
{
MOZ_COUNT_CTOR(ColorLayerComposite);
mImplData = static_cast<LayerComposite*>(this);
}
protected:
~ColorLayerComposite()
{
MOZ_COUNT_DTOR(ColorLayerComposite);
Destroy();
}
public:
// LayerComposite Implementation
virtual Layer* GetLayer() MOZ_OVERRIDE { return this; }
virtual void SetLayerManager(LayerManagerComposite* aManager) MOZ_OVERRIDE
{
LayerComposite::SetLayerManager(aManager);
mManager = aManager;
}
virtual void Destroy() MOZ_OVERRIDE { mDestroyed = true; }
virtual void RenderLayer(const nsIntRect& aClipRect) MOZ_OVERRIDE;
virtual void CleanupResources() MOZ_OVERRIDE {};
virtual void GenEffectChain(EffectChain& aEffect) MOZ_OVERRIDE;
CompositableHost* GetCompositableHost() MOZ_OVERRIDE { return nullptr; }
virtual LayerComposite* AsLayerComposite() MOZ_OVERRIDE { return this; }
virtual const char* Name() const MOZ_OVERRIDE { return "ColorLayerComposite"; }
};
} /* layers */
} /* mozilla */
#endif /* GFX_ColorLayerComposite_H */