#import <Zelda/UIView+Zelda.h>

UIView *container = [UIView new];
container.backgroundColor = UIColor.redColor;
[self.view addSubview:container];
container
    .zelda
    .flexDirection(ZDFlexDirectionRow)
    .alignItems(ZDAlignCenter)
    .margin(100)
    .height(100)
    .width(100);

UIView *view1 = [UIView new];
view1.backgroundColor = UIColor.grayColor;
[container addSubview:view1];
view1.zelda.height(30).width(30);

UIView *view2 = [UIView new];
view2.backgroundColor = UIColor.blueColor;
[container addSubview:view2];
view2.zelda.height(30).width(30).marginHorizontal(10);

[container.zelda applyLayout];

UIView *view = [UIView new];
// 代表宽高分别占据父组件的30%、10%
view.zelda.per_width(30).per_height(10);

UIView *view = [UIView new];
view.zelda.width(30).height(30);
CGFloat height = view.zelda.zd_height;
// todo something...