gecko-dev/gfx/layers/mlgpu/CanvasLayerMLGPU.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_CanvasLayerMLGPU_H
#define GFX_CanvasLayerMLGPU_H
#include "Layers.h" // for CanvasLayer, etc
#include "TexturedLayerMLGPU.h"
#include "mozilla/Attributes.h" // for override
#include "mozilla/RefPtr.h" // for RefPtr
#include "mozilla/layers/LayerManagerMLGPU.h" // for LayerComposite, etc
#include "mozilla/layers/LayersTypes.h" // for LayerRenderState, etc
#include "nsDebug.h" // for NS_RUNTIMEABORT
#include "nsRect.h" // for mozilla::gfx::IntRect
#include "nscore.h" // for nsACString
namespace mozilla {
namespace layers {
class CompositableHost;
class ImageHost;
class CanvasLayerMLGPU final : public CanvasLayer,
public TexturedLayerMLGPU
{
public:
explicit CanvasLayerMLGPU(LayerManagerMLGPU* aManager);
protected:
~CanvasLayerMLGPU() override;
public:
Layer* GetLayer() override;
void Disconnect() override;
HostLayer* AsHostLayer() override { return this; }
CanvasLayerMLGPU* AsCanvasLayerMLGPU() override { return this; }
gfx::SamplingFilter GetSamplingFilter() override;
void ClearCachedResources() override;
void SetRegionToRender(LayerIntRegion&& aRegion) override;
MOZ_LAYER_DECL_NAME("CanvasLayerMLGPU", TYPE_CANVAS)
protected:
CanvasRenderer* CreateCanvasRendererInternal() override {
MOZ_CRASH("Incompatible surface type");
return nullptr;
}
void PrintInfo(std::stringstream& aStream, const char* aPrefix) override;
void CleanupResources();
};
} // namespace layers
} // namespace mozilla
#endif /* GFX_CanvasLayerMLGPU_H */