711/BuguLive/Class/Sections/Me/View/birthdayView.m

//
//  birthdayView.m
//  BuguLive
//
//  Created by fanwe2014 on 16/7/19.
//  Copyright © 2016年 xfg. All rights reserved.
//

#import "birthdayView.h"

#define CANCLE_LABEL_TAG        11
#define CONFRM_LABEL_TAG        12

@interface birthdayView ()<UIPickerViewDataSource,UIPickerViewDelegate>

@property (nonatomic, assign) NSInteger year;
@property (nonatomic, assign) NSInteger month;
@property (nonatomic, assign) NSInteger day;

@end


@implementation birthdayView

- (id)initWithDelegate:(id<LZDateDelegate>)delegate year:(NSUInteger)year month:(NSUInteger)month day:(NSUInteger)day
{
    if (self = [super init])
    {
        self.backgroundColor = kBackGroundColor;
        self.delegate = delegate;
        self.month = month;
        self.year = year;
        self.day = day;
        [self createView];
    }
    return self;
}

- (void)createView
{
    UILabel *cancle = [[UILabel alloc] initWithFrame:CGRectMake(10, 5, 60, 30)];
    cancle.userInteractionEnabled = YES;
    cancle.text = ASLocalizedString(@"取消");
    cancle.tag = CANCLE_LABEL_TAG;
    cancle.textColor = [UIColor grayColor];
    cancle.textAlignment = NSTextAlignmentCenter;
    [self addSubview:cancle];
    UITapGestureRecognizer *canTap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapClick:)];
    [cancle addGestureRecognizer:canTap];
    
    UILabel *confrm = [[UILabel alloc] initWithFrame:CGRectMake(kScreenW - 70, 5, 60, 30)];
    confrm.userInteractionEnabled = YES;
    confrm.text = ASLocalizedString(@"确认");
    confrm.tag  = CONFRM_LABEL_TAG;
    confrm.textColor = [UIColor grayColor];
    confrm.textAlignment = NSTextAlignmentCenter;
    [self addSubview:confrm];
    UITapGestureRecognizer *conTap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapClick:)];
    [confrm addGestureRecognizer:conTap];
    
    NSDate *currentDate = [NSDate date];//获取当前时间，日期
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"YYYY-MM-dd hh:mm:ss SS"];
    NSString *dateString = [dateFormatter stringFromDate:currentDate];
    
    _yearNum = [[dateString substringWithRange:NSMakeRange(0,4)] intValue];
    UIPickerView *pickView = [[UIPickerView alloc] initWithFrame:CGRectMake(0, 35, kScreenW, 135)];
    pickView.delegate = self;
    pickView.dataSource = self;
   
    [pickView selectRow:_yearNum-self.year inComponent:0 animated:YES];
    [pickView selectRow:self.month-1 inComponent:1 animated:YES];
    [pickView selectRow:self.day-1 inComponent:2 animated:YES];
    [self addSubview:pickView];
}

//  一共有多少列
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
    return 3;
}

//  第component列一共有多少行
- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
{
    if(component == 0)
    {
        return 200;
    }
    else if (component == 1)
    {
        return 12;
    }
    else
    {
        if(self.month  == 2)
        {
          if ( ((self.year % 4 == 0) && (self.year % 100 != 0))|| (self.year % 400 == 0))
            {
                return 29;
            }
            else
            {
                return 28;
            }
        }
        else if((self.month == 4 )|| (self.month == 6) || (self.month == 9) || (self.month == 11))
        {
            return 30;
        }
        else
        {
            return 31;
        }
    }
}

- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
{
  if(component == 0)
    {
        self.year = _yearNum - row;
    }
  else if(component == 1)
    {
        self.month = row+1;
    }
  else if(component == 2)
    {
        self.day = row+1;
    }
  [pickerView reloadAllComponents];
}

//自定义 当前列 当前行 要显示的内容
- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view
{
    UILabel *myView = [[UILabel alloc] initWithFrame:CGRectMake(0.0, 0.0, kScreenW/3 , 30)];
    myView.textAlignment = NSTextAlignmentCenter;
    myView.font = [UIFont systemFontOfSize:14];
    if(component == 0)
    {
        myView.text = [NSString stringWithFormat:ASLocalizedString(@"%ld年"),_yearNum - row];
    }
    else if (component == 1)
    {
        if (row < 9)
        {
            myView.text = [NSString stringWithFormat:ASLocalizedString(@"0%ld月"),row + 1];
        }
        myView.text = [NSString stringWithFormat:ASLocalizedString(@"%ld月"),row + 1];
    }
    else if (component == 2)
    {
        if (row)
        {
            myView.text = [NSString stringWithFormat:ASLocalizedString(@"0%ld日"),row + 1];
        }
        myView.text = [NSString stringWithFormat:ASLocalizedString(@"%ld日"),row + 1];
    }
    
    return myView;
}

//第component列的宽度是多少
- (CGFloat)pickerView:(UIPickerView *)pickerView widthForComponent:(NSInteger)component
{
    return kScreenW/3 ;
}

//第component列的行高是多少
- (CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component
{
    return 30;
}

- (void)tapClick:(UITapGestureRecognizer *)tap
{
    if(self.delegate)
    {
        int myTag = (int)tap.view.tag;

            if([self.delegate respondsToSelector:@selector(confrmCallBack:month:day:andtag:)] == YES)
            {
                [self.delegate confrmCallBack:self.year month:self.month day:self.day andtag:myTag];
            }
    }
}


@end