Files
react-native/ReactCommon/react/renderer/textlayoutmanager/platform/ios/RCTTextLayoutManager.h
T
Samuel Susla 8d6b41e9bc Add support for onTextLayout in Text
Summary:
Changelog: [Internal]

Add `Text.onTextLayout` implementation

Reviewed By: JoshuaGross

Differential Revision: D22865139

fbshipit-source-id: 563084754ebdc9fb23463a306c526b97c61f85ec
2020-08-10 05:42:20 -07:00

62 lines
2.8 KiB
Objective-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.
*/
#import <UIKit/UIKit.h>
#import <react/renderer/attributedstring/AttributedString.h>
#import <react/renderer/attributedstring/ParagraphAttributes.h>
#import <react/renderer/core/LayoutConstraints.h>
#import <react/renderer/graphics/Geometry.h>
#import <react/renderer/textlayoutmanager/TextMeasureCache.h>
NS_ASSUME_NONNULL_BEGIN
/**
@abstract Enumeration block for text fragments.
*/
using RCTTextLayoutFragmentEnumerationBlock =
void (^)(CGRect fragmentRect, NSString *_Nonnull fragmentText, NSString *value);
/**
* iOS-specific TextLayoutManager
*/
@interface RCTTextLayoutManager : NSObject
- (facebook::react::TextMeasurement)measureAttributedString:(facebook::react::AttributedString)attributedString
paragraphAttributes:(facebook::react::ParagraphAttributes)paragraphAttributes
layoutConstraints:(facebook::react::LayoutConstraints)layoutConstraints;
- (facebook::react::TextMeasurement)measureNSAttributedString:(NSAttributedString *)attributedString
paragraphAttributes:(facebook::react::ParagraphAttributes)paragraphAttributes
layoutConstraints:(facebook::react::LayoutConstraints)layoutConstraints;
- (void)drawAttributedString:(facebook::react::AttributedString)attributedString
paragraphAttributes:(facebook::react::ParagraphAttributes)paragraphAttributes
frame:(CGRect)frame;
- (facebook::react::LinesMeasurements)getLinesForAttributedString:(facebook::react::AttributedString)attributedString
paragraphAttributes:
(facebook::react::ParagraphAttributes)paragraphAttributes
size:(CGSize)size;
- (facebook::react::SharedEventEmitter)
getEventEmitterWithAttributeString:(facebook::react::AttributedString)attributedString
paragraphAttributes:(facebook::react::ParagraphAttributes)paragraphAttributes
frame:(CGRect)frame
atPoint:(CGPoint)point;
- (void)getRectWithAttributedString:(facebook::react::AttributedString)attributedString
paragraphAttributes:(facebook::react::ParagraphAttributes)paragraphAttributes
enumerateAttribute:(NSString *)enumerateAttribute
frame:(CGRect)frame
usingBlock:(RCTTextLayoutFragmentEnumerationBlock)block;
@end
NS_ASSUME_NONNULL_END