gistfile1.m

// MyView.m
#import "MyView.h"

@interface MyView ()
@property UIImageView *imageView;
@property DynamicHeightSubview *dynamicHeightSubview;
@end

@implementation MyView
- (void)sharedInit {
    self.layout = [YOLayout layoutWithView:self];

    _imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"MyImage.png"]];
    _dynamicHeightSubview = [[DynamicHeightSubview alloc] init];
}

- (CGSize)layout:(id<YOLayout>)layout size:(CGSize)size {
    CGFloat x = 10;
    CGFloat y = 10;
    
    x += [layout setOrigin:CGPointMake(x, y) view:_imageView].size.width + 10;
    
    y += [layout setFrame:CGRectMake(x, y, size.width - x - 10, 0) sizeThatFits:YES].size.height;
    
    return CGSizeMake(size.width, y);
}

@end