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https://github.com/zhigang1992/react-native.git
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94d49e544d
Summary: We are moving to more stable APIs removing all mentiones of the effort name from the codebase. Reviewed By: mdvacca Differential Revision: D12912894 fbshipit-source-id: 4a0c6b9e7454b8b14e62d419e9e9311dc0c56e7a
53 lines
1.3 KiB
C++
53 lines
1.3 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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#pragma once
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#include <memory>
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#include <react/attributedstring/AttributedString.h>
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#include <react/attributedstring/ParagraphAttributes.h>
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#include <react/core/LayoutConstraints.h>
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#include <react/uimanager/ContextContainer.h>
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namespace facebook {
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namespace react {
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class TextLayoutManager;
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using SharedTextLayoutManager = std::shared_ptr<const TextLayoutManager>;
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/*
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* Cross platform facade for iOS-specific RCTTTextLayoutManager.
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*/
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class TextLayoutManager {
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public:
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TextLayoutManager(const SharedContextContainer &contextContainer);
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~TextLayoutManager();
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/*
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* Measures `attributedString` using native text rendering infrastructure.
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*/
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Size measure(
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Tag reactTag,
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AttributedString attributedString,
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ParagraphAttributes paragraphAttributes,
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LayoutConstraints layoutConstraints) const;
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/*
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* Returns an opaque pointer to platform-specific TextLayoutManager.
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* Is used on a native views layer to delegate text rendering to the manager.
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*/
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void *getNativeTextLayoutManager() const;
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private:
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void *self_;
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};
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} // namespace react
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} // namespace facebook
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