mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
David Vacca
3093010ea5
Summary: This diff moves fabric C++ code from ReactCommon/fabric to ReactCommon/react/renderer As part of this diff I also refactored components, codegen and callsites on CatalystApp, FB4A and venice Script: P137350694 changelog: [internal] internal refactor Reviewed By: fkgozali Differential Revision: D22852139 fbshipit-source-id: f85310ba858b6afd81abfd9cbe6d70b28eca7415
103 lines
3.3 KiB
C++
103 lines
3.3 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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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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#include "SliderShadowNode.h"
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#include <react/renderer/core/LayoutContext.h>
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namespace facebook {
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namespace react {
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extern const char SliderComponentName[] = "Slider";
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void SliderShadowNode::setImageManager(const SharedImageManager &imageManager) {
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ensureUnsealed();
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imageManager_ = imageManager;
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}
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void SliderShadowNode::setSliderMeasurementsManager(
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const std::shared_ptr<SliderMeasurementsManager> &measurementsManager) {
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ensureUnsealed();
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measurementsManager_ = measurementsManager;
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}
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void SliderShadowNode::updateStateIfNeeded() {
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const auto &newTrackImageSource = getTrackImageSource();
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const auto &newMinimumTrackImageSource = getMinimumTrackImageSource();
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const auto &newMaximumTrackImageSource = getMaximumTrackImageSource();
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const auto &newThumbImageSource = getThumbImageSource();
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auto const ¤tState = getStateData();
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auto trackImageSource = currentState.getTrackImageSource();
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auto minimumTrackImageSource = currentState.getMinimumTrackImageSource();
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auto maximumTrackImageSource = currentState.getMaximumTrackImageSource();
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auto thumbImageSource = currentState.getThumbImageSource();
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bool anyChanged = newTrackImageSource != trackImageSource ||
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newMinimumTrackImageSource != minimumTrackImageSource ||
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newMaximumTrackImageSource != maximumTrackImageSource ||
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newThumbImageSource != thumbImageSource;
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if (!anyChanged) {
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return;
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}
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// Now we are about to mutate the Shadow Node.
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ensureUnsealed();
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// It is not possible to copy or move image requests from SliderLocalData,
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// so instead we recreate any image requests (that may already be in-flight?)
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// TODO: check if multiple requests are cached or if it's a net loss
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auto state = SliderState{
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newTrackImageSource,
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imageManager_->requestImage(newTrackImageSource, getSurfaceId()),
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newMinimumTrackImageSource,
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imageManager_->requestImage(newMinimumTrackImageSource, getSurfaceId()),
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newMaximumTrackImageSource,
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imageManager_->requestImage(newMaximumTrackImageSource, getSurfaceId()),
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newThumbImageSource,
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imageManager_->requestImage(newThumbImageSource, getSurfaceId())};
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setStateData(std::move(state));
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}
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ImageSource SliderShadowNode::getTrackImageSource() const {
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return getConcreteProps().trackImage;
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}
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ImageSource SliderShadowNode::getMinimumTrackImageSource() const {
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return getConcreteProps().minimumTrackImage;
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}
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ImageSource SliderShadowNode::getMaximumTrackImageSource() const {
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return getConcreteProps().maximumTrackImage;
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}
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ImageSource SliderShadowNode::getThumbImageSource() const {
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return getConcreteProps().thumbImage;
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}
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#pragma mark - LayoutableShadowNode
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Size SliderShadowNode::measureContent(
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LayoutContext const &layoutContext,
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LayoutConstraints const &layoutConstraints) const {
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if (SliderMeasurementsManager::shouldMeasureSlider()) {
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return measurementsManager_->measure(getSurfaceId(), layoutConstraints);
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}
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return {};
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}
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void SliderShadowNode::layout(LayoutContext layoutContext) {
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updateStateIfNeeded();
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ConcreteViewShadowNode::layout(layoutContext);
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}
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} // namespace react
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} // namespace facebook
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