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https://github.com/zhigang1992/react-native.git
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3ad5c9e016
Summary: All code styles are terribly ugly. We have the only choise - choise something and embrace it. This particular code style was borrowed from a neibour Fabric-friendly project because it follows established Facebook guides and respects client-side traditions. Reviewed By: mdvacca Differential Revision: D10218598 fbshipit-source-id: 8c4cf6713c07768566dadef479191661c79988f0
58 lines
1.5 KiB
C++
58 lines
1.5 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 "ParagraphShadowNode.h"
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#include "ParagraphLocalData.h"
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namespace facebook {
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namespace react {
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const char ParagraphComponentName[] = "Paragraph";
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AttributedString ParagraphShadowNode::getAttributedString() const {
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if (!cachedAttributedString_.has_value()) {
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cachedAttributedString_ = BaseTextShadowNode::getAttributedString(
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getProps()->textAttributes, shared_from_this());
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}
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return cachedAttributedString_.value();
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}
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void ParagraphShadowNode::setTextLayoutManager(
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SharedTextLayoutManager textLayoutManager) {
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ensureUnsealed();
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textLayoutManager_ = textLayoutManager;
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}
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void ParagraphShadowNode::updateLocalData() {
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ensureUnsealed();
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auto localData = std::make_shared<ParagraphLocalData>();
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localData->setAttributedString(getAttributedString());
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localData->setTextLayoutManager(textLayoutManager_);
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setLocalData(localData);
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}
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#pragma mark - LayoutableShadowNode
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Size ParagraphShadowNode::measure(LayoutConstraints layoutConstraints) const {
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return textLayoutManager_->measure(
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getTag(),
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getAttributedString(),
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getProps()->paragraphAttributes,
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layoutConstraints);
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}
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void ParagraphShadowNode::layout(LayoutContext layoutContext) {
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updateLocalData();
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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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