mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-09-09 14:10:05 +00:00
51 lines
1.9 KiB
Objective-C
51 lines
1.9 KiB
Objective-C
/*
|
|
* Copyright (c) 2014-present, Facebook, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This source code is licensed under the BSD-style license found in the
|
|
* LICENSE file in the root directory of this source tree. An additional grant
|
|
* of patent rights can be found in the PATENTS file in the same directory.
|
|
*
|
|
*/
|
|
|
|
#import <AsyncDisplayKit/ASStackLayoutSpec.h>
|
|
#import <AsyncDisplayKit/ASBaselineStackLayoutable.h>
|
|
|
|
typedef NS_ENUM(NSUInteger, ASBaselineStackLayoutBaselineAlignment) {
|
|
/** No baseline alignment. This is only valid for a vertical stack */
|
|
ASBaselineStackLayoutBaselineAlignmentNone,
|
|
/** Align all children to the first baseline. This is only valid for a horizontal stack */
|
|
ASBaselineStackLayoutBaselineAlignmentFirst,
|
|
/** Align all children to the last baseline. This is useful when a text node wraps and you want to align
|
|
to the bottom baseline. This is only valid for a horizontal stack */
|
|
ASBaselineStackLayoutBaselineAlignmentLast,
|
|
};
|
|
|
|
|
|
typedef struct {
|
|
/** Describes how the stack will be laid out */
|
|
ASStackLayoutSpecStyle stackLayoutStyle;
|
|
|
|
/** The type of baseline alignment */
|
|
ASBaselineStackLayoutBaselineAlignment baselineAlignment;
|
|
} ASBaselineStackLayoutSpecStyle;
|
|
|
|
|
|
/**
|
|
A specialized version of a stack layout that aligns its children on a baseline. This spec only works with
|
|
ASBaselineStackLayoutable children.
|
|
|
|
If the spec is created with a horizontal direction, the children will be laid on a common baseline.
|
|
If the spec is created with a vertical direction, a child's vertical spacing will be measured from its
|
|
baseline instead of from the child's bounding box.
|
|
*/
|
|
@interface ASBaselineStackLayoutSpec : ASLayoutSpec <ASBaselineStackLayoutable>
|
|
|
|
/**
|
|
@param style Specifies how children are laid out.
|
|
@param children ASTextLayoutable children to be positioned.
|
|
*/
|
|
+ (instancetype)newWithStyle:(ASBaselineStackLayoutSpecStyle)style children:(NSArray *)children;
|
|
|
|
@end
|