gecko-dev/gfx/layers/mlgpu/ImageLayerMLGPU.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 MOZILLA_GFX_IMAGELAYERMLGPU_H
#define MOZILLA_GFX_IMAGELAYERMLGPU_H
#include "LayerManagerMLGPU.h"
#include "TexturedLayerMLGPU.h"
#include "ImageLayers.h"
#include "mozilla/layers/ImageHost.h"
namespace mozilla {
namespace layers {
class ImageLayerMLGPU final : public ImageLayer
, public TexturedLayerMLGPU
{
public:
explicit ImageLayerMLGPU(LayerManagerMLGPU* aManager);
Layer* GetLayer() override { return this; }
HostLayer* AsHostLayer() override { return this; }
ImageLayerMLGPU* AsImageLayerMLGPU() override { return this; }
void ComputeEffectiveTransforms(const gfx::Matrix4x4& aTransformToSurface) override;
void SetRenderRegion(LayerIntRegion&& aRegion) override;
gfx::SamplingFilter GetSamplingFilter() override;
void ClearCachedResources() override;
bool IsContentOpaque() override;
void Disconnect() override;
Maybe<gfx::Size> GetPictureScale() const override {
return mScale;
}
MOZ_LAYER_DECL_NAME("ImageLayerMLGPU", TYPE_IMAGE)
protected:
~ImageLayerMLGPU() override;
void PrintInfo(std::stringstream& aStream, const char* aPrefix) override;
void CleanupResources();
private:
Maybe<gfx::Size> mScale;
};
} // namespace layers
} // namespace mozilla
#endif