Files
react-native/ReactCommon/react/renderer/components/slider/SliderShadowNode.h
T
Paige Sun d4e1202b4e 2/6 Track image request metadata in ImageTelemetry, to be passed from ImageShadowNode into RCTImageComponentView
Summary:
* Create `ImageTelemetry` as a property of ImageRequest to pass image metadata from the ImageShadowNode into RCTImageComponentView
  * ImageRequest is a object in the ImageShadowNode::ConcreteState

Reviewed By: fkgozali

Differential Revision: D23239664

fbshipit-source-id: db0f08bb889af8ce63fbe1abe88744edddb86150
2020-09-11 15:09:11 -07:00

77 lines
2.5 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/renderer/components/rncore/EventEmitters.h>
#include <react/renderer/components/rncore/Props.h>
#include <react/renderer/components/slider/SliderMeasurementsManager.h>
#include <react/renderer/components/slider/SliderState.h>
#include <react/renderer/components/view/ConcreteViewShadowNode.h>
#include <react/renderer/imagemanager/ImageManager.h>
#include <react/renderer/imagemanager/primitives.h>
namespace facebook {
namespace react {
extern const char SliderComponentName[];
/*
* `ShadowNode` for <Slider> component.
*/
class SliderShadowNode final : public ConcreteViewShadowNode<
SliderComponentName,
SliderProps,
SliderEventEmitter,
SliderState> {
public:
using ConcreteViewShadowNode::ConcreteViewShadowNode;
// Associates a shared `ImageManager` with the node.
void setImageManager(const SharedImageManager &imageManager);
// Associates a shared `SliderMeasurementsManager` with the node.
void setSliderMeasurementsManager(
const std::shared_ptr<SliderMeasurementsManager> &measurementsManager);
static SliderState initialStateData(
ShadowNodeFragment const &fragment,
ShadowNodeFamilyFragment const &familyFragment,
ComponentDescriptor const &componentDescriptor) {
auto imageSource = ImageSource{ImageSource::Type::Invalid};
return {imageSource,
{imageSource, nullptr, nullptr},
imageSource,
{imageSource, nullptr, nullptr},
imageSource,
{imageSource, nullptr, nullptr},
imageSource,
{imageSource, nullptr, nullptr}};
}
#pragma mark - LayoutableShadowNode
Size measureContent(
LayoutContext const &layoutContext,
LayoutConstraints const &layoutConstraints) const override;
void layout(LayoutContext layoutContext) override;
private:
void updateStateIfNeeded();
ImageSource getTrackImageSource() const;
ImageSource getMinimumTrackImageSource() const;
ImageSource getMaximumTrackImageSource() const;
ImageSource getThumbImageSource() const;
SharedImageManager imageManager_;
std::shared_ptr<SliderMeasurementsManager> measurementsManager_;
};
} // namespace react
} // namespace facebook