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

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 override
#include "mozilla/layers/LayerManagerComposite.h" // for LayerComposite, etc
#include "nsISupportsImpl.h" // for MOZ_COUNT_CTOR, etc
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() override { return this; }
virtual void SetLayerManager(HostLayerManager* aManager) override
{
LayerComposite::SetLayerManager(aManager);
mManager = aManager;
}
virtual void Destroy() override { mDestroyed = true; }
virtual void RenderLayer(const gfx::IntRect& aClipRect,
const Maybe<gfx::Polygon>& aGeometry) override;
virtual void CleanupResources() override {};
virtual void GenEffectChain(EffectChain& aEffect) override;
CompositableHost* GetCompositableHost() override { return nullptr; }
virtual HostLayer* AsHostLayer() override { return this; }
virtual const char* Name() const override { return "ColorLayerComposite"; }
};
} // namespace layers
} // namespace mozilla
#endif /* GFX_ColorLayerComposite_H */