85 lines
3.2 KiB
Objective-C
Executable File
85 lines
3.2 KiB
Objective-C
Executable File
//
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// YYTextLine.h
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// YYText <https://github.com/ibireme/YYText>
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//
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// Created by ibireme on 15/3/10.
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// Copyright (c) 2015 ibireme.
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//
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// This source code is licensed under the MIT-style 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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#import <UIKit/UIKit.h>
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#import <CoreText/CoreText.h>
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#if __has_include(<YYText/YYText.h>)
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#import <YYText/YYTextAttribute.h>
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#else
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#import "YYTextAttribute.h"
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#endif
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@class YYTextRunGlyphRange;
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NS_ASSUME_NONNULL_BEGIN
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/**
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A text line object wrapped `CTLineRef`, see `YYTextLayout` for more.
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*/
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@interface YYTextLine : NSObject
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+ (instancetype)lineWithCTLine:(CTLineRef)CTLine position:(CGPoint)position vertical:(BOOL)isVertical;
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@property (nonatomic) NSUInteger index; ///< line index
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@property (nonatomic) NSUInteger row; ///< line row
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@property (nullable, nonatomic, strong) NSArray<NSArray<YYTextRunGlyphRange *> *> *verticalRotateRange; ///< Run rotate range
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@property (nonatomic, readonly) CTLineRef CTLine; ///< CoreText line
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@property (nonatomic, readonly) NSRange range; ///< string range
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@property (nonatomic, readonly) BOOL vertical; ///< vertical form
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@property (nonatomic, readonly) CGRect bounds; ///< bounds (ascent + descent)
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@property (nonatomic, readonly) CGSize size; ///< bounds.size
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@property (nonatomic, readonly) CGFloat width; ///< bounds.size.width
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@property (nonatomic, readonly) CGFloat height; ///< bounds.size.height
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@property (nonatomic, readonly) CGFloat top; ///< bounds.origin.y
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@property (nonatomic, readonly) CGFloat bottom; ///< bounds.origin.y + bounds.size.height
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@property (nonatomic, readonly) CGFloat left; ///< bounds.origin.x
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@property (nonatomic, readonly) CGFloat right; ///< bounds.origin.x + bounds.size.width
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@property (nonatomic) CGPoint position; ///< baseline position
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@property (nonatomic, readonly) CGFloat ascent; ///< line ascent
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@property (nonatomic, readonly) CGFloat descent; ///< line descent
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@property (nonatomic, readonly) CGFloat leading; ///< line leading
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@property (nonatomic, readonly) CGFloat lineWidth; ///< line width
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@property (nonatomic, readonly) CGFloat trailingWhitespaceWidth;
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@property (nullable, nonatomic, readonly) NSArray<YYTextAttachment *> *attachments; ///< YYTextAttachment
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@property (nullable, nonatomic, readonly) NSArray<NSValue *> *attachmentRanges; ///< NSRange(NSValue)
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@property (nullable, nonatomic, readonly) NSArray<NSValue *> *attachmentRects; ///< CGRect(NSValue)
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@end
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typedef NS_ENUM(NSUInteger, YYTextRunGlyphDrawMode) {
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/// No rotate.
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YYTextRunGlyphDrawModeHorizontal = 0,
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/// Rotate vertical for single glyph.
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YYTextRunGlyphDrawModeVerticalRotate = 1,
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/// Rotate vertical for single glyph, and move the glyph to a better position,
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/// such as fullwidth punctuation.
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YYTextRunGlyphDrawModeVerticalRotateMove = 2,
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};
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/**
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A range in CTRun, used for vertical form.
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*/
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@interface YYTextRunGlyphRange : NSObject
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@property (nonatomic) NSRange glyphRangeInRun;
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@property (nonatomic) YYTextRunGlyphDrawMode drawMode;
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+ (instancetype)rangeWithRange:(NSRange)range drawMode:(YYTextRunGlyphDrawMode)mode;
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@end
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NS_ASSUME_NONNULL_END
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