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