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79 lines
2.9 KiB
Objective-C
79 lines
2.9 KiB
Objective-C
//
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// LikesNode.m
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// Sample
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//
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// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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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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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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#import "LikesNode.h"
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#import "TextStyles.h"
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@interface LikesNode ()
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@property (nonatomic, strong) ASImageNode *iconNode;
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@property (nonatomic, strong) ASTextNode *countNode;
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@property (nonatomic, assign) NSInteger likesCount;
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@property (nonatomic, assign) BOOL liked;
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@end
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@implementation LikesNode
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- (instancetype)initWithLikesCount:(NSInteger)likesCount
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{
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self = [super init];
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if (self) {
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_likesCount = likesCount;
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_liked = (_likesCount > 0) ? [LikesNode getYesOrNo] : NO;
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_iconNode = [[ASImageNode alloc] init];
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_iconNode.image = (_liked) ? [UIImage imageNamed:@"icon_liked.png"] : [UIImage imageNamed:@"icon_like.png"];
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[self addSubnode:_iconNode];
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_countNode = [[ASTextNode alloc] init];
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if (_likesCount > 0) {
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NSDictionary *attributes = _liked ? [TextStyles cellControlColoredStyle] : [TextStyles cellControlStyle];
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_countNode.attributedString = [[NSAttributedString alloc] initWithString:[NSString stringWithFormat:@"%ld", (long)_likesCount] attributes:attributes];
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}
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[self addSubnode:_countNode];
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// make it tappable easily
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self.hitTestSlop = UIEdgeInsetsMake(-10, -10, -10, -10);
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}
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return self;
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}
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+ (BOOL)getYesOrNo
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{
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int tmp = (arc4random() % 30)+1;
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if (tmp % 5 == 0) {
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return YES;
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}
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return NO;
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}
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- (ASLayoutSpec *)layoutSpecThatFits:(ASSizeRange)constrainedSize
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{
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ASStackLayoutSpec *mainStack = [ASStackLayoutSpec stackLayoutSpecWithDirection:ASStackLayoutDirectionHorizontal spacing:6.0 justifyContent:ASStackLayoutJustifyContentStart alignItems:ASStackLayoutAlignItemsCenter children:@[_iconNode, _countNode]];
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// set sizeRange to make width fixed to 60
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ASRelativeSize min = ASRelativeSizeMake(ASRelativeDimensionMakeWithPoints(60.0), ASRelativeDimensionMakeWithPoints(0.0));
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ASRelativeSize max = ASRelativeSizeMake(ASRelativeDimensionMakeWithPoints(60.0), ASRelativeDimensionMakeWithPoints(40.0));
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mainStack.sizeRange = ASRelativeSizeRangeMake(min, max);
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return [ASStaticLayoutSpec staticLayoutSpecWithChildren:@[mainStack]];
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}
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@end
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