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35d7f43fb6
ARC doesn't play nicely with structs that contain references to Objective-C objects, which causes breakage when using AsyncDisplayKit as a dynamic framework (e.g., with CocoaPods 0.36+). Fixes #198.
39 lines
2.0 KiB
Objective-C
39 lines
2.0 KiB
Objective-C
/* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import <objc/message.h>
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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@interface ASTextKitComponents : NSObject
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@property (nonatomic, strong) NSTextStorage *textStorage;
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@property (nonatomic, strong) NSTextContainer *textContainer;
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@property (nonatomic, strong) NSLayoutManager *layoutManager;
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@property (nonatomic, strong) UITextView *textView;
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@end
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// Convenience.
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/**
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@abstract Creates the stack of TextKit components.
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@param attributedSeedString The attributed string to sed the returned text storage with, or nil to receive an blank text storage.
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@param textContainerSize The size of the text-container. Typically, size specifies the constraining width of the layout, and FLT_MAX for height. Pass CGSizeZero if these components will be hooked up to a UITextView, which will manage the text container's size itself.
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@return A `ASTextKitComponents` containing the created components. The text view component will be nil.
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@discussion The returned components will be hooked up together, so they are ready for use as a system upon return.
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*/
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extern ASTextKitComponents *ASTextKitComponentsCreate(NSAttributedString *attributedSeedString, CGSize textContainerSize);
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/**
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@abstract Returns the bounding size for the text view's text.
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@param components The TextKit components to calculate the constrained size of the text for.
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@param constrainedWidth The constraining width to be used during text-sizing. Usually, this value should be the receiver's calculated size.
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@result A CGSize representing the bounding size for the receiver's text.
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*/
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extern CGSize ASTextKitComponentsSizeForConstrainedWidth(ASTextKitComponents *components, CGFloat constrainedWidth);
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