2016-03-05 20:08:18 -08:00

65 lines
1.8 KiB
Objective-C

/* This file provided by Facebook is for non-commercial testing and evaluation
* purposes only. Facebook reserves all rights not expressly granted.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#import "DetailCellNode.h"
#import <AsyncDisplayKit/AsyncDisplayKit.h>
@implementation DetailCellNode
#pragma mark - Lifecycle
- (instancetype)init
{
self = [super init];
if (self == nil) { return self; }
_imageNode = [ASNetworkImageNode new];
_imageNode.backgroundColor = ASDisplayNodeDefaultPlaceholderColor();
[self addSubnode:_imageNode];
return self;
}
#pragma mark - ASDisplayNode
- (ASLayoutSpec *)layoutSpecThatFits:(ASSizeRange)constrainedSize
{
ASStaticLayoutSpec *staticSpec = [ASStaticLayoutSpec staticLayoutSpecWithChildren:@[self.imageNode]];
self.imageNode.position = CGPointZero;
self.imageNode.sizeRange = ASRelativeSizeRangeMakeWithExactCGSize(constrainedSize.max);
return staticSpec;
}
- (void)fetchData
{
[super fetchData];
[self loadImage];
}
#pragma mark - Image
- (NSURL *)imageURL
{
CGSize imageSize = self.calculatedSize;
NSString *imageURLString = [NSString stringWithFormat:@"http://lorempixel.com/%ld/%ld/%@/%ld", (NSInteger)imageSize.width, (NSInteger)imageSize.height, self.imageCategory, self.row];
return [NSURL URLWithString:imageURLString];
}
- (void)loadImage
{
self.imageNode.URL = self.imageURL;
}
@end