#import "LLTest3ViewController.h"

#import "MyLayout.h"

@interface LLTest3ViewController ()

@property(nonatomic, strong) MyLinearLayout *vertGravityLayout;

@property(nonatomic, strong) MyLinearLayout *horzGravityLayout;

@implementation LLTest3ViewController

-(void)addVertGravityLayoutItems:(MyLinearLayout*)layout

{

UILabel *v1 = [UILabel new];

v1.text = @"测试文本1";

[v1 sizeToFit];

v1.backgroundColor = [UIColor redColor];

[layout addSubview:v1];

UILabel *v2 = [UILabel new];

v2.text = @"测试文本2测试文本2";

[v2 sizeToFit];

v2.backgroundColor = [UIColor greenColor];

[layout addSubview:v2];

UILabel *v3 = [UILabel new];

v3.text = @"测试文本3测试文本3测试文本3";

[v3 sizeToFit];

v3.backgroundColor = [UIColor blueColor];

[layout addSubview:v3];

UILabel *v4 = [UILabel new];

v4.text = @"你可以自定义左右边距和宽度";

[v4 sizeToFit];

v4.backgroundColor = [UIColor orangeColor];

v4.myLeftMargin = 20;

v4.myRightMargin = 30;

[layout addSubview:v4];

}

-(void)addHorzGravityLayoutItems:(MyLinearLayout*)layout

{

UILabel *v1 = [UILabel new];

v1.text = @"测试1";

v1.numberOfLines = 0;

[v1 sizeToFit];

v1.backgroundColor = [UIColor redColor];

[layout addSubview:v1];

UILabel *v2 = [UILabel new];

v2.text = @"测试2\n测试2";

v2.numberOfLines = 0;

[v2 sizeToFit];

v2.backgroundColor = [UIColor greenColor];

[layout addSubview:v2];

UILabel *v3 = [UILabel new];

v3.text = @"测试3\n测试3\n测试3";

v3.numberOfLines = 0;

[v3 sizeToFit];

v3.backgroundColor = [UIColor blueColor];

[layout addSubview:v3];

UILabel *v4 = [UILabel new];

v4.text = @"你可以\n自定义\n左右边\n距和宽度";

v4.numberOfLines = 0;

v4.adjustsFontSizeToFitWidth = YES;

[v4 sizeToFit];

v4.backgroundColor = [UIColor orangeColor];

v4.myTopMargin = 20;

v4.myBottomMargin = 10;

[layout addSubview:v4];

}

-(MyFlowLayout*)createVertGravityLayoutActionLayout

{

//流式布局后面的例子有说明

MyFlowLayout *flowLayout1 = [MyFlowLayout flowLayoutWithOrientation:MyLayoutViewOrientation_Vert arrangedCount:3];

flowLayout1.wrapContentHeight = YES;

flowLayout1.averageArrange = YES;

flowLayout1.subviewHorzMargin = 5;

flowLayout1.subviewVertMargin = 5;

flowLayout1.padding = UIEdgeInsetsMake(5, 5, 5, 5);

UIButton *topButton = [self createActionButton:@"上停靠" tag:100];

[flowLayout1 addSubview:topButton];

UIButton *centerVertButton = [self createActionButton:@"垂直居中停靠" tag:200];

[flowLayout1 addSubview:centerVertButton];

UIButton *bottomButton = [self createActionButton:@"下停靠" tag:300];

[flowLayout1 addSubview:bottomButton];

UIButton *leftButton = [self createActionButton:@"左停靠" tag:400];

[flowLayout1 addSubview:leftButton];

UIButton *centerHorzButton = [self createActionButton:@"水平居中停靠" tag:500];

[flowLayout1 addSubview:centerHorzButton];

UIButton *rightButton = [self createActionButton:@"右停靠" tag:600];

[flowLayout1 addSubview:rightButton];

UIButton *fillHorzButton = [self createActionButton:@"水平填充" tag:700];

[flowLayout1 addSubview:fillHorzButton];

UIButton *windowCenterVertButton = [self createActionButton:@"窗口垂直居中停靠" tag:800];

[flowLayout1 addSubview:windowCenterVertButton];

UIButton *windowCenterHorzButton = [self createActionButton:@"窗口水平居中停靠" tag:900];

[flowLayout1 addSubview:windowCenterHorzButton];

UIButton *subviewMarginButton = [self createActionButton:@"子视图间距设置" tag:1000];

[flowLayout1 addSubview:subviewMarginButton];

return flowLayout1;

}

-(MyFlowLayout*)createHorzGravityLayoutActionLayout

{

//流式布局后面的例子有说明

MyFlowLayout *flowLayout1 = [MyFlowLayout flowLayoutWithOrientation:MyLayoutViewOrientation_Vert arrangedCount:3];

flowLayout1.wrapContentHeight = YES;

flowLayout1.averageArrange = YES;

flowLayout1.subviewHorzMargin = 5;

flowLayout1.subviewVertMargin = 5;

flowLayout1.padding = UIEdgeInsetsMake(5, 5, 5, 5);

UIButton *leftButton = [self createActionButton:@"左停靠" tag:101];

[flowLayout1 addSubview:leftButton];

UIButton *centerHorzButton = [self createActionButton:@"水平居中停靠" tag:201];

[flowLayout1 addSubview:centerHorzButton];

UIButton *rightButton = [self createActionButton:@"右停靠" tag:301];

[flowLayout1 addSubview:rightButton];

UIButton *topButton = [self createActionButton:@"上停靠" tag:401];

[flowLayout1 addSubview:topButton];

UIButton *centerVertButton = [self createActionButton:@"垂直居中停靠" tag:501];

[flowLayout1 addSubview:centerVertButton];

UIButton *bottomButton = [self createActionButton:@"下停靠" tag:601];

[flowLayout1 addSubview:bottomButton];

UIButton *fillVertButton = [self createActionButton:@"垂直填充" tag:701];

[flowLayout1 addSubview:fillVertButton];

UIButton *windowCenterVertButton = [self createActionButton:@"窗口垂直居中停靠" tag:801];

[flowLayout1 addSubview:windowCenterVertButton];

UIButton *windowCenterHorzButton = [self createActionButton:@"窗口水平居中停靠" tag:901];

[flowLayout1 addSubview:windowCenterHorzButton];

return flowLayout1;

}

-(UIButton*)createActionButton:(NSString*)title tag:(NSInteger)tag

{

UIButton *actionButton = [UIButton new];

[actionButton setTitle:title forState:UIControlStateNormal];

[actionButton sizeToFit];

[actionButton setTitleColor:[UIColor blueColor] forState:UIControlStateNormal];

actionButton.titleLabel.adjustsFontSizeToFitWidth = YES;

actionButton.tag = tag;

[actionButton addTarget:self action:@selector(handleGravity:) forControlEvents:UIControlEventTouchUpInside];

actionButton.layer.borderColor = [UIColor grayColor].CGColor;

actionButton.layer.borderWidth = 1.0;

return actionButton;

}

-(void)loadView

{

UIScrollView *scrollView = [UIScrollView new];

self.view = scrollView;

scrollView.backgroundColor = [UIColor whiteColor];

MyLinearLayout *rootLayout = [MyLinearLayout linearLayoutWithOrientation:MyLayoutViewOrientation_Vert];

rootLayout.myLeftMargin = rootLayout.myRightMargin = 0;

[scrollView addSubview:rootLayout];

rootLayout.gravity = MyMarginGravity_Horz_Fill; //设置这个属性后rootLayout的所有子视图都不需要指定宽度了，这个值的意义是所有子视图的宽度都填充满布局。也就是说设置了这个值后不需要为每个子视图设置myLeftMargin, myRightMargin来指定宽度了。

UILabel *label1 = [UILabel new];

label1.text = @"垂直布局里面的停靠控制，您可以点击下面的不同停靠方式的按钮查看效果：";

label1.flexedHeight = YES;

label1.adjustsFontSizeToFitWidth = YES;

[rootLayout addSubview:label1];

[rootLayout addSubview:[self createVertGravityLayoutActionLayout]];

self.vertGravityLayout = [MyLinearLayout linearLayoutWithOrientation:MyLayoutViewOrientation_Vert];

self.vertGravityLayout.myHeight = 200;

self.vertGravityLayout.myTopMargin = 10;

self.vertGravityLayout.myLeftMargin = 20;

self.vertGravityLayout.subviewMargin = 10;

self.vertGravityLayout.backgroundColor = [UIColor grayColor];

[rootLayout addSubview:self.vertGravityLayout];

[self addVertGravityLayoutItems:self.vertGravityLayout];

UILabel *label2 = [UILabel new];

label2.text = @"水平布局里面的停靠控制，您可以点击下面的不同停靠方式的按钮查看效果：";

label2.flexedHeight = YES;

label2.adjustsFontSizeToFitWidth = YES;

[rootLayout addSubview:label2];

[rootLayout addSubview:[self createHorzGravityLayoutActionLayout]];

self.horzGravityLayout = [MyLinearLayout linearLayoutWithOrientation:MyLayoutViewOrientation_Horz];

self.horzGravityLayout.wrapContentWidth = NO;

self.horzGravityLayout.myHeight = 100;

self.horzGravityLayout.myTopMargin = 10;

self.horzGravityLayout.myLeftMargin = 20;

self.horzGravityLayout.subviewMargin = 5;

self.horzGravityLayout.backgroundColor = [UIColor grayColor];

[rootLayout addSubview:self.horzGravityLayout];

[self addHorzGravityLayoutItems:self.horzGravityLayout];

}

- (void)viewDidLoad {

[super viewDidLoad];

// Do any additional setup after loading the view.

// self.title = @"线性布局-子视图的位置停靠";

[self handleNavTitleCenter:nil];

// self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:nil action:nil];

self.navigationItem.rightBarButtonItems = @[[[UIBarButtonItem alloc] initWithTitle:@"居中标题" style:UIBarButtonItemStylePlain target:self action:@selector(handleNavTitleCenter:) ],[[UIBarButtonItem alloc] initWithTitle:@"原始" style:UIBarButtonItemStylePlain target:self action:@selector(handleNavTitleDefault:)]];

}

- (void)didReceiveMemoryWarning {

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

#pragma mark -- Handle Method

-(void)handleGravity:(UIButton*)button

{

switch (button.tag) {

case 100: //上

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Top;

break;

case 200: //垂直

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Center;

break;

case 300: //下

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Bottom;

break;

case 400: //左

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Left;

break;

case 500: //水平

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Center;

break;

case 600: //右

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Right;

break;

case 700: //填充

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Fill;

break;

case 800: //窗口垂直居中

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Window_Center;

break;

case 900: //窗口水平居中

self.vertGravityLayout.gravity = (self.vertGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Window_Center;

break;

case 1000:

{

self.vertGravityLayout.subviewMargin = self.vertGravityLayout.subviewMargin == 10 ? -10 : 10;

self.vertGravityLayout.beginLayoutBlock=^{

[UIView beginAnimations:nil context:nil];

[UIView setAnimationDuration:0.5];

};

self.vertGravityLayout.endLayoutBlock=^{

[UIView commitAnimations];

};

}

break;

case 101: //左

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Left;

break;

case 201: //水平

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Center;

break;

case 301: //右

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Right;

break;

case 401: //上

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Top;

break;

case 501: //垂直

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Center;

break;

case 601: //下

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Bottom;

break;

case 701: //填充

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Fill;

break;

case 801: //窗口垂直居中

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Vert_Mask) | MyMarginGravity_Vert_Window_Center;

break;

case 901: //窗口水平居中

self.horzGravityLayout.gravity = (self.horzGravityLayout.gravity & MyMarginGravity_Horz_Mask) | MyMarginGravity_Horz_Window_Center;

break;

default:

break;

}

}

#pragma mark -- Handle Method

-(void)handleNavTitleCenter:(id)sender

{

MyLinearLayout *navigationItemLayout = [MyLinearLayout linearLayoutWithOrientation:MyLayoutViewOrientation_Vert];

navigationItemLayout.wrapContentHeight = navigationItemLayout.wrapContentWidth = NO;

//通过MyMarginGravity_Horz_Window_Center的设置总是保证在窗口的中间而不是布局视图的中间。

navigationItemLayout.gravity = MyMarginGravity_Horz_Window_Center | MyMarginGravity_Vert_Center;

navigationItemLayout.frame = self.navigationController.navigationBar.bounds;

UILabel *topLabel = [UILabel new];

topLabel.text = @"标题的在具有左边按钮和右边按钮时都可以居中";

topLabel.adjustsFontSizeToFitWidth = YES;

topLabel.textAlignment = NSTextAlignmentCenter;

topLabel.myLeftMargin = topLabel.myRightMargin = 10;

[topLabel sizeToFit];

[navigationItemLayout addSubview:topLabel];

UILabel *bottomLabel = [UILabel new];

bottomLabel.text = @"线性布局-子视图停靠";

[bottomLabel sizeToFit];

[navigationItemLayout addSubview:bottomLabel];

self.navigationItem.titleView = navigationItemLayout;

}

-(void)handleNavTitleDefault:(id)sender

{

UILabel *topLabel = [UILabel new];

topLabel.text = @"标题的在具有左边按钮和右边按钮时都可以居中";

topLabel.adjustsFontSizeToFitWidth = YES;

topLabel.textAlignment = NSTextAlignmentCenter;

[topLabel sizeToFit];

self.navigationItem.titleView = topLabel;

}