GT2/Ejectable/node_modules/react-native/ReactCommon/fabric/components/image/ImageShadowNode.h

60 lines
1.6 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* 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 <react/components/image/ImageEventEmitter.h>
#include <react/components/image/ImageProps.h>
#include <react/components/image/ImageState.h>
#include <react/components/view/ConcreteViewShadowNode.h>
#include <react/imagemanager/ImageManager.h>
#include <react/imagemanager/primitives.h>
namespace facebook {
namespace react {
extern const char ImageComponentName[];
/*
* `ShadowNode` for <Image> component.
*/
class ImageShadowNode final : public ConcreteViewShadowNode<
ImageComponentName,
ImageProps,
ImageEventEmitter,
ImageState> {
public:
using ConcreteViewShadowNode::ConcreteViewShadowNode;
/*
* Associates a shared `ImageManager` with the node.
*/
void setImageManager(const SharedImageManager &imageManager);
static ImageState initialStateData(
ShadowNodeFragment const &fragment,
SurfaceId const surfaceId,
ComponentDescriptor const &componentDescriptor) {
auto imageSource = ImageSource{ImageSource::Type::Invalid};
return {imageSource, {imageSource, nullptr}};
}
#pragma mark - LayoutableShadowNode
void layout(LayoutContext layoutContext) override;
private:
ImageSource getImageSource() const;
SharedImageManager imageManager_;
void updateStateIfNeeded();
};
} // namespace react
} // namespace facebook