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cac14e0bce
* Audit property attributes for core classes * Update style guide * Go crazy * Update changelog
69 lines
1.5 KiB
Objective-C
Executable File
69 lines
1.5 KiB
Objective-C
Executable File
//
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// ASTextRunDelegate.h
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// ASText <https://github.com/ibireme/ASText>
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//
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// Created by ibireme on 14/10/14.
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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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NS_ASSUME_NONNULL_BEGIN
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/**
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Wrapper for CTRunDelegateRef.
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Example:
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ASTextRunDelegate *delegate = [ASTextRunDelegate new];
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delegate.ascent = 20;
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delegate.descent = 4;
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delegate.width = 20;
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CTRunDelegateRef ctRunDelegate = delegate.CTRunDelegate;
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if (ctRunDelegate) {
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/// add to attributed string
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CFRelease(ctRunDelegate);
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}
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*/
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@interface ASTextRunDelegate : NSObject <NSCopying, NSCoding>
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/**
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Creates and returns the CTRunDelegate.
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@discussion You need call CFRelease() after used.
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The CTRunDelegateRef has a strong reference to this ASTextRunDelegate object.
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In CoreText, use CTRunDelegateGetRefCon() to get this ASTextRunDelegate object.
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@return The CTRunDelegate object.
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*/
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- (nullable CTRunDelegateRef)CTRunDelegate CF_RETURNS_RETAINED;
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/**
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Additional information about the the run delegate.
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*/
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@property (nullable, nonatomic) NSDictionary *userInfo;
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/**
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The typographic ascent of glyphs in the run.
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*/
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@property (nonatomic) CGFloat ascent;
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/**
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The typographic descent of glyphs in the run.
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*/
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@property (nonatomic) CGFloat descent;
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/**
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The typographic width of glyphs in the run.
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*/
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@property (nonatomic) CGFloat width;
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@end
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NS_ASSUME_NONNULL_END
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