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2021-04-02 02:24:13 +03:00

75 lines
2.3 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/rncore/EventEmitters.h>
#include <react/components/rncore/Props.h>
#include <react/components/slider/SliderMeasurementsManager.h>
#include <react/components/slider/SliderState.h>
#include <react/components/view/ConcreteViewShadowNode.h>
#include <react/imagemanager/ImageManager.h>
#include <react/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,
SurfaceId const surfaceId,
ComponentDescriptor const &componentDescriptor) {
auto imageSource = ImageSource{ImageSource::Type::Invalid};
return {imageSource,
{imageSource, nullptr},
imageSource,
{imageSource, nullptr},
imageSource,
{imageSource, nullptr},
imageSource,
{imageSource, nullptr}};
}
#pragma mark - LayoutableShadowNode
Size measure(LayoutConstraints 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