52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
|
/**
|
||
|
|
* Copyright (c) 2015-present, Facebook, Inc.
|
||
|
|
*
|
||
|
|
* 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 <memory>
|
||
|
|
|
||
|
|
#include <fabric/attributedstring/AttributedString.h>
|
||
|
|
#include <fabric/attributedstring/ParagraphAttributes.h>
|
||
|
|
#include <fabric/core/LayoutConstraints.h>
|
||
|
|
|
||
|
|
namespace facebook {
|
||
|
|
namespace react {
|
||
|
|
|
||
|
|
class TextLayoutManager;
|
||
|
|
|
||
|
|
using SharedTextLayoutManager = std::shared_ptr<const TextLayoutManager>;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Cross platform facade for iOS-specific RCTTTextLayoutManager.
|
||
|
|
*/
|
||
|
|
class TextLayoutManager {
|
||
|
|
public:
|
||
|
|
TextLayoutManager();
|
||
|
|
~TextLayoutManager();
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Measures `attributedString` using native text rendering infrastructure.
|
||
|
|
*/
|
||
|
|
Size measure(
|
||
|
|
AttributedString attributedString,
|
||
|
|
ParagraphAttributes paragraphAttributes,
|
||
|
|
LayoutConstraints layoutConstraints
|
||
|
|
) const;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Returns an opaque pointer to platform-specific TextLayoutManager.
|
||
|
|
* Is used on a native views layer to delegate text rendering to the manager.
|
||
|
|
*/
|
||
|
|
void *getNativeTextLayoutManager() const;
|
||
|
|
|
||
|
|
private:
|
||
|
|
void *self_;
|
||
|
|
};
|
||
|
|
|
||
|
|
} // namespace react
|
||
|
|
} // namespace facebook
|