47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <fabric/components/image/ImageShadowNode.h>
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#include <fabric/core/ConcreteComponentDescriptor.h>
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#include <fabric/imagemanager/ImageManager.h>
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#include <fabric/uimanager/ContextContainer.h>
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namespace facebook {
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namespace react {
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/*
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* Descriptor for <Image> component.
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*/
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class ImageComponentDescriptor final:
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public ConcreteComponentDescriptor<ImageShadowNode> {
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public:
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ImageComponentDescriptor(SharedEventDispatcher eventDispatcher, const SharedContextContainer &contextContainer):
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ConcreteComponentDescriptor(eventDispatcher),
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imageManager_(std::static_pointer_cast<ImageManager>(contextContainer->at(typeid(ImageManager)))) {}
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void adopt(UnsharedShadowNode shadowNode) const override {
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ConcreteComponentDescriptor::adopt(shadowNode);
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assert(std::dynamic_pointer_cast<ImageShadowNode>(shadowNode));
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auto imageShadowNode = std::static_pointer_cast<ImageShadowNode>(shadowNode);
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// `ImageShadowNode` uses `ImageManager` to initiate image loading and
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// communicate the loading state and results to mounting layer.
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imageShadowNode->setImageManager(imageManager_);
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}
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private:
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const SharedImageManager imageManager_;
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};
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} // namespace react
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} // namespace facebook
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