masonry自适应文字大小
2017-01-11 本文已影响110人
那片阳光已醉
//
// YellowViewController.m
// MasonryTest
//
// Created by 舒通 on 2017/1/11.
// Copyright © 2017年 shutong. All rights reserved.
//
#import <Masonry.h>
#import "YellowViewController.h"
#import "ViewController.h"
@interface YellowViewController ()
@property (nonatomic, strong) UIView *yellowView;
@property (nonatomic, strong) UIView *blueView;
@property (nonatomic, strong) UIView *greenView;
@property (nonatomic, strong) UILabel *textLabel;
@end
@implementation YellowViewController
- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor = [UIColor whiteColor];
// Do any additional setup after loading the view.
[self createView:self.index];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
#pragma mark - creat UI
- (void) createView:(NSInteger)index {
switch (index) {
case 10:{
// 设置内边距
[self.yellowView mas_makeConstraints:^(MASConstraintMaker *make) {
make.left.equalTo(self.view).with.offset(10);
make.top.equalTo(self.view).with.offset(10);
make.right.equalTo(self.view).with.offset(-10);
make.bottom.equalTo(self.view).with.offset(-10);
}];
}
break;
case 11:{
// 设置内边距
[self.blueView mas_makeConstraints:^(MASConstraintMaker *make) {
// 下右不需要写负号，insets方法中已经为我们做了取反的操作了
make.edges.equalTo(self.view).with.insets(UIEdgeInsetsMake(10, 10, 10, 10));
}];
}
break;
case 12:{
[self.greenView mas_makeConstraints:^(MASConstraintMaker *make) {
make.center.equalTo(self.view);
// 这里通过mas_equalTo给size设置了基础数据类型的参数，参数为CGSize的结构体
make.size.mas_equalTo(CGSizeMake(300, 300));
}];
__weak typeof(self)weakSelf = self;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(4.f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[weakSelf.greenView mas_updateConstraints:^(MASConstraintMaker *make) {
__strong typeof(weakSelf)blockSelf = weakSelf;
make.centerX.equalTo(blockSelf.view).offset(100);
make.size.mas_equalTo(CGSizeMake(100, 100));
}];
});
}
break;
case 13:{
self.textLabel.text = @"这是测试的字符串。能看到1、2、3个步骤，第一步当然是上传照片了，要上传正面近照哦。上传后，网站会自动识别你的面部，如果觉得识别的不准，你还可以手动修改一下。左边可以看到16项修改参数，最上面是整体修改，你也可以根据自己的意愿单独修改某项，将鼠标放到选项上面，右边的预览图会显示相应的位置。";
[self.textLabel mas_makeConstraints:^(MASConstraintMaker *make) {
make.center.equalTo(self.view);
// 设置宽度小于等于200
make.width.lessThanOrEqualTo(@200);
// 设置高度大于等于10
make.height.greaterThanOrEqualTo(@0);
}];
UIView *view = [[UIView alloc]init];
view.backgroundColor = [UIColor redColor];
[self.view addSubview:view];
[view mas_makeConstraints:^(MASConstraintMaker *make) {
make.top.mas_equalTo(self.textLabel.mas_bottom).offset(10);
make.size.mas_equalTo(CGSizeMake(self.view.frame.size.width, 20));
}];
}
break;
case 14:{
/**
Masonry为我们提供了三个默认的方法，priorityLow()、priorityMedium()、priorityHigh()，这三个方法内部对应着不同的默认优先级。
除了这三个方法，我们也可以自己设置优先级的值，可以通过priority()方法来设置。
Masonry也帮我们定义好了一些默认的优先级常量，分别对应着不同的数值，优先级最大数值是1000。
*/
[self.yellowView mas_makeConstraints:^(MASConstraintMaker *make) {
make.center.equalTo(self.view);
make.width.equalTo(self.view).priorityLow();
make.width.equalTo(@20).priorityHigh();
make.height.equalTo(self.view).priority(200);
make.height.equalTo(@100).priority(1000);
}];
}
break;
case 15: {
// 设置当前约束值乘以多少，例如这个例子是redView的宽度是self.view宽度的0.2倍
[self.blueView mas_makeConstraints:^(MASConstraintMaker *make) {
make.center.equalTo(self.view);
make.height.mas_equalTo(30);
make.width.mas_equalTo(self.view).multipliedBy(0.5);
}];
}
break;
default:
break;
}
}
#pragma mark - touch Event
- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
ViewController *viewVC = [[ViewController alloc]init];
[self dismissViewControllerAnimated:viewVC completion:^{
}];
}
#pragma mark - setter / getter
- (UIView *)yellowView {
if (_yellowView == nil) {
_yellowView = [[UIView alloc]init];
_yellowView.backgroundColor = [UIColor yellowColor];
[self.view addSubview:_yellowView];
}
return _yellowView;
}
- (UIView *)blueView {
if (_blueView == nil) {
_blueView = [[UIView alloc]init];
_blueView.backgroundColor = [UIColor blueColor];
[self.view addSubview:_blueView];
}
return _blueView;
}
- (UIView *)greenView {
if (_greenView == nil) {
_greenView = [[UIView alloc]init];
_greenView.backgroundColor = [UIColor greenColor];
[self.view addSubview:_greenView];
}
return _greenView;
}
- (UILabel *)textLabel {
if (_textLabel == nil) {
_textLabel = [UILabel new];
_textLabel.font = [UIFont systemFontOfSize:14];
_textLabel.textColor = [UIColor redColor];
_textLabel.backgroundColor = [UIColor greenColor];
_textLabel.numberOfLines = 0;
[self.view addSubview:_textLabel];
}
return _textLabel;
}
/*
#pragma mark - Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
// Get the new view controller using [segue destinationViewController].
// Pass the selected object to the new view controller.
}
*/
@end
