UIView

//
//  UIViewViewController.m
//  AppUI组件学习
//
//  Created by 麦子 on 15/6/16.
//  Copyright (c) 2015年 麦子. All rights reserved.
//

#import "UIViewViewController.h"

@interface UIViewViewController (){

UIView *myview4;
}

@end

/***
UIView 就是一个容器，就像栈一样，一个有顺序的容器，他对层的操作会导致这个层的数组的下标这样的顺序有变动

**/
@implementation UIViewViewController

- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor = [UIColor blackColor];
[self createView:self.view];
}

- (void)createView:(id)uiView{
UIView *view = (UIView *)uiView;

UIView *myView = [[UIView alloc] init];
myView.frame = CGRectMake(10, 80, 300, 100);
myView.backgroundColor = [UIColor yellowColor];
// 自动裁减，超过父视图的地方，会自动裁掉
myView.clipsToBounds = YES;

CGFloat xCount = myView.frame.origin.x; // 相对于父类的左边上边的坐标
CGFloat yCount = myView.frame.origin.y;

CGFloat widthCount = myView.frame.size.width;
CGFloat heightCount = myView.frame.size.height;

NSLog(@"x-%f,y-%f,width-%f,height-%f",xCount,yCount,widthCount,heightCount);

// 获取中心店
CGPoint point = myView.center;
NSLog(@"x-%f,y-%f",point.x,point.y);
// 获取边框大小
CGRect  rect = myView.bounds; // x  y 永远是 0
NSLog(@"x-%f,y-%f,width-%f,height-%f",rect.origin.x,rect.origin.y,rect.size.width,rect.size.height);
// 设置视图标签，这个属于唯一标示
myView.tag = 1;
// 设置内容模式
myView.contentMode = UIViewContentModeLeft; // 这个可以在ImageView中，可以设置图片的放的位置

// view 一个容器，这个容器里的数据都可以通过方法来获取到
UIView  *myView2 = [[UIView alloc] init];
myView2.frame = CGRectMake(10, 20, 200, 50);
myView2.backgroundColor = [UIColor purpleColor];
[myView addSubview:myView2];

UIView  *myView3 = [[UIView alloc] init];
myView3.frame = CGRectMake(10, 80, 200, 100);
myView3.backgroundColor = [UIColor orangeColor];
// 设置通明度，
myView3.alpha = 0.1;
[myView addSubview:myView3];

// 得到父类视图
UIView *superView = [myView2 superview];
superView.backgroundColor = [UIColor blueColor];

// 获取所有子视图
NSArray *array = superView.subviews;
for (UIView *myView in array) {
myView.backgroundColor = [UIColor brownColor];
}

// 下标获取
UIView *firstView = [array objectAtIndex:0];
firstView.backgroundColor = [UIColor darkGrayColor];

// 设置自动布局
myview4 = [[UIView alloc] init];
myview4.frame = CGRectMake(10, 200, 300, 300);
myview4.backgroundColor = [UIColor yellowColor];
// 允许子类对象自动布局
myview4.autoresizesSubviews = YES;

UIView *myview5 = [[UIView alloc] init];
myview5.frame = CGRectMake(10, 20, 250, 250);
myview5.backgroundColor = [UIColor orangeColor];
// 设置子视图布局方式-------宽度的改变会和父类视图一致/高度， 这有多种方式
myview5.autoresizingMask = UIViewAutoresizingFlexibleWidth|UIViewAutoresizingFlexibleHeight;

[myview4 addSubview:myview5];
[view addSubview:myview4];

// 层操作 －－－－ 类似于栈区的顺序
UIView *myView6 = [[UIView alloc] init];
myView6.frame = CGRectMake(10, 550, 50, 50);
myView6.backgroundColor = [UIColor purpleColor];

UIView *myView7 = [[UIView alloc] init];
myView7.frame = CGRectMake(30, 580, 100, 100);
myView7.backgroundColor = [UIColor redColor];

[view addSubview:myView6];
[view addSubview:myView7];
[view addSubview:myView];

// 将某一个层放在最下面
//    [view sendSubviewToBack:myView7];
// 将某一层放在最上层
//    [view bringSubviewToFront:myView7];

//插入一个view到指定的层
UIView *myView8 = [[UIView alloc] init];
myView8.frame = CGRectMake(50, 580, 150, 150);
myView8.backgroundColor = [UIColor blueColor];
// 插入到那一层
//    [view insertSubview:myView8 atIndex:1];
//    [view insertSubview:myView8 aboveSubview:myView6];// 上面 还有下面
[view exchangeSubviewAtIndex:1 withSubviewAtIndex:0]; // 交换层

// 这里自动就会调用了，不需要放入到主线程中，
//    [NSTimer scheduledTimerWithTimeInterval:0.5 target:self selector:@selector(viewChange:) userInfo:nil repeats:YES];

}

- (void)viewChange:(NSTimer *)timer{

myview4.frame = CGRectMake(10, 200, myview4.frame.size.width+5, myview4.frame.size.height+5);

}

@end