//
rgb颜色转换(16进制->10进制)
#define
UIColorFromRGB(rgbValue) [UIColor colorWithRed:((float)((rgbValue
& 0xFF0000)
>> 16))/255.0
green:((float)((rgbValue
& 0xFF00)
>> 8))/255.0
blue:((float)(rgbValue
& 0xFF))/255.0
alpha:1.0]
#defineMAIN_HEIGHT[UIScreen
mainScreen].bounds.size.height
#defineMAIN_WIDTH
[UIScreen
mainScreen].bounds.size.width
#define
MainColorUIColorFromRGB(0x4887CA)
#import
"CustomDatePicker.h"
#import
"UIPickerView+malPicker.h"
@interface
CustomDatePicker
()
@property
(nonatomic,strong)
NSArray
*yearArr
, *monthArr , *dayArr;
@property
(nonatomic,strong)
NSString
*yearNow
, *monthNow , *dayNow;
// 当前
'年'
'月'
'日'
数组中所占的索引值
@property
(nonatomic,assign)
NSInteger
rowLeft ,
rowMiddle , rowRight;
// the year and month of displaying on view
now
@property
(nonatomic,assign)
NSInteger
chosenYear ,
chosenMonth , chosenDay;
@end
@implementation
CustomDatePicker
-(instancetype)init
{
self
=
[super
init];
if
(self)
{
[self
setup];
}
return
self;
}
-(void)setup
{
[self
timeNow];
[self
timeArray];
_pickerView
=
[[UIPickerView
alloc]
initWithFrame:CGRectMake(0,
0,
MAIN_WIDTH-40,
100)];
_pickerView.dataSource
=
self;
_pickerView.delegate
=
self;
[self
addSubview:_pickerView];
[self
defaultDisplay];
}
-(void)timeArray
{
NSInteger
yearN =
[_yearNow
integerValue];
_yearArr
=
[[NSMutableArray
alloc]
initWithObjects:
[self
stringCombine:[NSString
stringWithFormat:@"%ld",yearN-4]
string:@"年"],
[self
stringCombine:[NSString
stringWithFormat:@"%ld",yearN-3]
string:@"年"],
[self
stringCombine:[NSString
stringWithFormat:@"%ld",yearN-2]
string:@"年"],
[self
stringCombine:[NSString
stringWithFormat:@"%ld",yearN-1]
string:@"年"],
[self
stringCombine:[NSString
stringWithFormat:@"%ld",yearN]
string:@"年"],
nil];
_monthArr
=
@[@"01月",@"02月",@"03月",@"04月",@"05月",@"06月",@"07月",@"08月",@"09月",@"10月",@"11月",@"12月",];
_dayArr
=
@[@"01日",@"02日",@"03日",@"04日",@"05日",@"06日",@"07日",@"08日",@"09日",@"10日",@"11日",@"12日",@"13日",@"14日",@"15日",@"16日",@"17日",@"18日",@"19日",@"20日",@"21日",@"22日",@"23日",@"24日",@"25日",@"26日",@"27日",@"28日",@"29日",@"30日",@"31日"];
}
-(void)timeNow
{
// 当前时间
选择器默认显示时间
NSDate*
date = [NSDate
date];
NSDateFormatter
*fm
=[[NSDateFormatter
alloc]
init];
fm.dateFormat
=
@"yyyy";
self.yearNow
=
[fm stringFromDate:date];
self.chosenYear
=
[_yearNow
integerValue];
fm.dateFormat
=
@"MM";
self.monthNow
=
[fm stringFromDate:date];
self.chosenMonth
=
[_monthNow
integerValue];
fm.dateFormat
=
@"dd";
self.dayNow
=
[fm stringFromDate:date];
self.chosenDay
=
[_dayNow
integerValue];
}
-(void)defaultDisplay
{
NSUInteger
rowLeft =
[_yearArr
indexOfObject:[self
stringCombine:_yearNow
string:@"年"]];
NSUInteger
rowMiddle
= [_monthArr
indexOfObject:[self
stringCombine:_monthNow
string:@"月"]];
NSUInteger
rowRight
= [_dayArr
indexOfObject:[self
stringCombine:_dayNow
string:@"日"]];
_rowLeft
=
rowLeft;
_rowMiddle
=
rowMiddle;
_rowRight
=
rowRight;
[_pickerView
selectRow:rowLeft
inComponent:0
animated:YES];
[_pickerView
selectRow:rowMiddle
inComponent:1
animated:YES];
[_pickerView
selectRow:rowRight
inComponent:2
animated:YES];
}
-
(NSInteger)numberOfComponentsInPickerView:(UIPickerView
*)pickerView
{
return
3;
}
-
(NSInteger)pickerView:(UIPickerView
*)pickerView
numberOfRowsInComponent:(NSInteger)component
{
if
(component ==
0)
{
return
_yearArr.count;
}
else
if
(component ==
1)
{
return
_monthArr.count;
}
else
{
if
((self.chosenMonth
==
1)
|| (self.chosenMonth
==
3)
|| (self.chosenMonth
==
5)
||(self.chosenMonth
==
7)||(self.chosenMonth
==
8)||(self.chosenMonth
==
10)||(self.chosenMonth
==
12))
{
return
31;
}
if
((self.chosenMonth
==
4)||(self.chosenMonth
==
6)||(self.chosenMonth
==
9)||(self.chosenMonth
==
11))
{
return
30;
}
if
((self.chosenYear
%
100
!=
0)&(self.chosenYear
%
4
==
0))
{
return
29;
}
if
((self.chosenYear
%
400
==
0))
{
return
29;
}
return
28;
}
}
-
(NSString
*)pickerView:(UIPickerView
*)pickerView
titleForRow:(NSInteger)row
forComponent:(NSInteger)component
{
if
(component ==
0)
{
return[_yearArr
objectAtIndex:row];
}
else
if(component
== 1)
{
return
[_monthArr
objectAtIndex:row];
}
else
{
return
[_dayArr
objectAtIndex:row];
}
return
nil;
}
-
(UIView
*)pickerView:(UIPickerView
*)pickerView
viewForRow:(NSInteger)row
forComponent:(NSInteger)component
reusingView:(UIView
*)view
{
UILabel*
pickerLabel = (UILabel*)view;
if
(!pickerLabel){
pickerLabel = [[UILabel
alloc]
init];
//pickerLabel.minimumFontSize
= 8.;
pickerLabel.adjustsFontSizeToFitWidth
=
YES;
pickerLabel.textAlignment
=
NSTextAlignmentCenter;
pickerLabel.textColor
=
UIColorFromRGB(0x666666);
[pickerLabel setBackgroundColor:[UIColor
clearColor]];
[pickerLabel setFont:[UIFont
systemFontOfSize:17]];
}
// Fill the label
text here
pickerLabel.text=[self
pickerView:pickerView
titleForRow:row
forComponent:component];
[pickerView clearSpearatorLine];
return
pickerLabel;
}
-
(void)pickerView:(UIPickerView
*)pickerView
didSelectRow:(NSInteger)row
inComponent:(NSInteger)component
{
NSString
*year ,
*month , *day;
if
(component ==
0)
{
_rowLeft
=
row;
[self
commonYearOrLeapYear];
}
if
(component ==
1)
{
_rowMiddle
=
row;
[self
numberOfDaysEachMonth];
}
if
(component ==
2)
{
_rowRight
=
row;
}
year = _yearArr[_rowLeft];
month = _monthArr[_rowMiddle];
day = _dayArr[_rowRight];
NSArray
*yearArr
= [year componentsSeparatedByString:@"年"];
NSArray
*monthArr
= [month componentsSeparatedByString:@"月"];
NSArray
*dayArr
= [day componentsSeparatedByString:@"日"];
self.chosenYear
=
[yearArr[0]
integerValue];
self.chosenMonth
=
[monthArr[0]
integerValue];
self.chosenDay
=
[dayArr[0]
integerValue];
//
刷新
[pickerView reloadComponent:2];
//NSLog(@"current
date pick %@%@%@",year,month,day);
if
(self.delegate
&&
[self.delegate
respondsToSelector:@selector(CustomPickerView:didSelectRow:inComponent:year:month:day:)])
{
[self.delegate
CustomPickerView:pickerView
didSelectRow:row
inComponent:component
year:year
month:month
day:day];
}
}
-(void)commonYearOrLeapYear
{
NSString
*year
= _yearArr[_rowLeft];
NSArray
*strArr
= [year componentsSeparatedByString:@"年"];
self.chosenYear
=
[strArr[0]
integerValue];
self.chosenMonth
=
_rowMiddle+1;
if
((self.chosenMonth
==
1)
|| (self.chosenMonth
==
3)
|| (self.chosenMonth
==
5)
||(self.chosenMonth
==
7)||(self.chosenMonth
==
8)||(self.chosenMonth
==
10)||(self.chosenMonth
==
12))
{
}
else
if
((self.chosenMonth
==
4)||(self.chosenMonth
==
6)||(self.chosenMonth
==
9)||(self.chosenMonth
==
11))
{
if
(_rowRight
>
29)
{
_rowRight
=
29;
}
}
else
if
((self.chosenYear
%
100
!=
0)&(self.chosenYear
%
4
==
0))
{
if
(_rowRight
>
28)
{
_rowRight
=
28;
}
}
else
if
((self.chosenYear
%
400
==
0))
{
if
(_rowRight
>
28)
{
_rowRight
=
28;
}
}
else
if
(_rowRight
>
27)
{
_rowRight
=
27;
}
}
-(void)numberOfDaysEachMonth
{
NSString
*year
= _yearArr[_rowLeft];
NSArray
*strArr
= [year componentsSeparatedByString:@"年"];
self.chosenYear
=
[strArr[0]
integerValue];
self.chosenMonth
=
_rowMiddle+1;
if
((self.chosenMonth
==
1)
|| (self.chosenMonth
==
3)
|| (self.chosenMonth
==
5)
||(self.chosenMonth
==
7)||(self.chosenMonth
==
8)||(self.chosenMonth
==
10)||(self.chosenMonth
==
12))
{
}
else
if
((self.chosenMonth
==
4)||(self.chosenMonth
==
6)||(self.chosenMonth
==
9)||(self.chosenMonth
==
11))
{
if
(_rowRight
>
29)
{
_rowRight
=
29;
}
}
else
if
((self.chosenYear
%
100
!=
0)&(self.chosenYear
%
4
==
0))
{
if
(_rowRight
>
28)
{
_rowRight
=
28;
}
}
else
if
((self.chosenYear
%
400
==
0))
{
if
(_rowRight
>
28)
{
_rowRight
=
28;
}
}
else
if
(_rowRight
>
27)
{
_rowRight
=
27;
}
}
//字符串拼接
-
(NSString
*)stringCombine:(NSString
*)str
string:(NSString
*)string
{
NSString
*stringCom =
[NSString
stringWithFormat:@"%@%@",str,string];
return
stringCom;
}
