xiaobawang/tongxin/xBase/View/cell/cell_wkd/日期cell/JGPicker/JGPicker.m

//
//  JGPicker.m
//  JGPicker
//
//  Created by stkcctv on 16/12/14.
//  Copyright © 2016年 JG. All rights reserved.
//

#import "JGPicker.h"
#import "Masonry.h"

#define ZERO 0
#define SCREEN_WIDTH   [[UIScreen mainScreen] bounds].size.width
#define SCREEN_HEIGHT  [[UIScreen mainScreen] bounds].size.height
#define TOP_HEIGHGT 30
#define BUTTON_WIDTH 30
#define BUTTON_HEIGHT 30

#define DATAPICKER_HEIGHT 200

#define WS(weakSelf)  __weak __typeof(&*self)weakSelf = self;


#define cusColor(r,g,b,a) [UIColor colorWithRed:r/255.0f green:g/255.0f blue:b/255.0f alpha:a]   // 颜色
#define cusFont(font)  [UIFont systemFontOfSize:font]   // 字体
#define sureCellGrayColor cusColor(120, 120, 120, 1.0)       //    灰色
#define circleNum   6    // 圆角的度数
#define screenWidthW  [[UIScreen mainScreen] bounds].size.width
#define screenHeightH [[UIScreen mainScreen] bounds].size.height


#define headViewHHHHH  45     // 头视图的高度
#define datePickerHHHH 250   // pickView的高度

#define backButtonLeftDistance 0
#define backButtonW 60   // 取消和确定按钮的宽高
#define backButtonH 45

#define okButtonW 60
#define okButtonH 45

@implementation JGPicker

+(instancetype)datePickerViewWithType:(UIDatePickerMode)type andDelegate:(id)delegate;
{
    JGPicker *picker = [[JGPicker alloc] initWithFrame:[UIScreen mainScreen].bounds type:type andDelegate:delegate];
    
    return picker;
}

- (instancetype)initWithFrame:(CGRect)frame type:(UIDatePickerMode)type  andDelegate:(id)delegate;
{
    if (frame.size.width>frame.size.height)
    {
        float a = frame.size.height;
        frame.size.height = frame.size.width;
        frame.size.height = a;
    }
    self = [super initWithFrame:frame];
    if (self)
    {
        self.type = type;
        self.delegate = delegate;
        [self addSubview:self.backgroundView];
        [self initializationDatePicker];
        [self initializationTopView];
        [self initializationCancleButton];
        [self initializationDetermineButton];
    }
    
    
    return self;
}

- (UIView *)backgroundView
{
    //    不能用self.backgroundView  不然会循环引用
    if (!_backgroundView)
    {
        self.backgroundView = [[UIView alloc] initWithFrame:self.frame];
        CGFloat widthWithView=self.frame.size.width;
        
        [self setBackgroundColor:[UIColor colorWithRed:0 green:0 blue:0 alpha:0.5]]; // 半透明
        UIView *bg = [[UIView alloc] initWithFrame:CGRectMake(0,self.frame.size.height-(datePickerHHHH+headViewHHHHH),widthWithView,datePickerHHHH+headViewHHHHH)]; //蒙版视图的Frame
        [bg setBackgroundColor:[UIColor whiteColor]];
        bg.layer.cornerRadius=circleNum;
        bg.layer.masksToBounds=YES;
        [self addSubview:bg];
        
        
        
        
    }
    return _backgroundView;
}

//初始化TopView
- (void)initializationTopView
{
    self.topView = [[UIToolbar alloc]initWithFrame:CGRectMake(0,screenHeightH - datePickerHHHH - headViewHHHHH, screenWidthW,headViewHHHHH)];
    self.topView.backgroundColor = [UIColor orangeColor];
    [self.backgroundView addSubview:self.topView];
    
    
    
    [self.topView setBackgroundColor:cusColor(178, 190,223,1.0)];
    
    
}



//初始化datePicker
- (void)initializationDatePicker
{
    
    self.datePicker = [UIDatePicker new];
    self.datePicker.datePickerMode = self.type;
    self.datePicker.backgroundColor = [UIColor whiteColor];
    self.datePicker.minimumDate = [NSDate date];
    [self.datePicker addTarget:self action:@selector(datePickerChange:) forControlEvents:UIControlEventValueChanged];
    [self.backgroundView addSubview:self.datePicker];
    WS(weakSelf);
    [_datePicker mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.equalTo(weakSelf.backgroundView).with.offset(ZERO);
        make.right.equalTo(weakSelf.backgroundView).with.offset(ZERO);
        make.bottom.equalTo(weakSelf.backgroundView).with.offset(ZERO);
        make.height.mas_equalTo(datePickerHHHH);
    }];
    
}

//初始化button
- (void)initializationCancleButton
{
    UIButton *backButton=[[UIButton alloc]initWithFrame:CGRectMake(backButtonLeftDistance,self.topView.frame.size.height/2-backButtonH/2, backButtonW, backButtonH)];
    [backButton setTitle:@"取消" forState:UIControlStateNormal];
    [backButton setTitle:@"取消" forState:UIControlStateHighlighted];
    [backButton setTitleColor:sureCellGrayColor forState:UIControlStateNormal];
    [backButton setTitleColor:sureCellGrayColor forState:UIControlStateHighlighted];
    backButton.titleLabel.font=cusFont(15);
    [backButton addTarget:self action:@selector(cancleButtonClick:) forControlEvents:UIControlEventTouchUpInside];
    [self.topView addSubview:backButton];
    
}
- (void)initializationDetermineButton
{
    
    UIButton *OKButton=[[UIButton alloc]initWithFrame:CGRectMake(self.topView.frame.size.width-okButtonW,self.topView.frame.size.height/2-okButtonH/2, okButtonW, okButtonH)];
    [OKButton setTitle:@"完成" forState:UIControlStateNormal];
    [OKButton setTitle:@"完成" forState:UIControlStateHighlighted];
    OKButton.titleLabel.font=cusFont(15);
    [OKButton setTitleColor:cusColor(0, 97, 215, 1.0) forState:UIControlStateNormal];
    [OKButton setTitleColor:cusColor(0, 97, 215, 1.0) forState:UIControlStateHighlighted];
    [OKButton addTarget:self action:@selector(determineButtonClick:) forControlEvents:UIControlEventTouchUpInside];
    [self.topView addSubview:OKButton];

}

- (void)show
{
    //    [UIView beginAnimations:nil context:nil];
    //    [UIView setAnimationCurve:2];
    [[UIApplication sharedApplication].keyWindow addSubview:self];
    //    [UIView commitAnimations];
}

- (void)end
{
    [self removeFromSuperview];
}

#pragma mark - DatePicker Method
- (void)datePickerChange:(UIDatePicker *)datePicker
{
    //    判断delegate 指向的类是否实现协议方法
    if ([self.delegate respondsToSelector:@selector(changeTime:)])
    {
        [_delegate changeTime:datePicker.date];
    }
    
}



#pragma mark - buttonMethod

- (void)cancleButtonClick:(UIButton *)sender
{
    [self removeFromSuperview];
}

- (void)determineButtonClick:(UIButton *)sender
{
    if ([_delegate respondsToSelector:@selector(determinSelected:)])
    {
        [_delegate determinSelected:self.datePicker.date];
    }
    [self end];
}


- (NSDate*)dateFromString:(NSString*)dateString{
    
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    switch (self.type) {
        case UIDatePickerModeTime:
            [dateFormatter setDateFormat:@"HH:mm"];
            break;
        case UIDatePickerModeDate:
            [dateFormatter setDateFormat:@"yyyy-MM-dd"];
            break;
        case UIDatePickerModeDateAndTime:
            [dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm"];
            break;
        case UIDatePickerModeCountDownTimer:
            [dateFormatter setDateFormat:@"HH:mm"];
            break;
        default:
            break;
    }
    NSDate *destDate= [dateFormatter dateFromString:dateString];
    
    return destDate;
}

- (NSString*)stringFromDate:(NSDate*)date{
    
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    switch (self.type) {
        case UIDatePickerModeTime:
            [dateFormatter setDateFormat:@"HH:mm"];
            break;
        case UIDatePickerModeDate:
            [dateFormatter setDateFormat:@"yyyy-MM-dd"];
            break;
        case UIDatePickerModeDateAndTime:
            [dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm"];
            break;
        case UIDatePickerModeCountDownTimer:
            [dateFormatter setDateFormat:@"HH:mm"];
            break;
        default:
            break;
    }
    NSString *destDateString = [dateFormatter stringFromDate:date];
    
    return destDateString;
    
}

@end