问题描述
我制作了一个伊斯兰日历,其中同时显示了两个日期(格里高利历和伊斯兰历)。日期出现在中心位置取决于我们使用的压延机,因此在这种情况下,我将格里高利默认设置为今天的中心标签显示日期,而标签右下角则显示当前伊斯兰日期。伊斯兰教的月份取决于月亮的出生。现在,我的日历显示伊斯兰月份为30天,但是如果在29日(伊斯兰一天)出现新月,则进行应用。显示警报并向用户询问(今天是否出现了月亮?)。如果用户未选择,则压延机将不会发生任何变化,但如果用户选择是,则出现月亮,则跳过第30天,下一个伊斯兰月份开始。我尝试了很多方法来解决问题,但仍然可以理解如何解决此问题
这就是我获取firstWeekDayOfMonth
的方式currentMonth = calender.component(.month,from: date)
currentYear = calender.component(.year,from: date)
currectDate = calender.component(.day,from: date)
func getFirstDayOfWeek() -> Int{
return ("\(currentYear!)-\(currentMonth!)-01".date?.firstDayOfTheMonth.weekday)!
}
extension Date {
var weekday: Int {
return Calendar.current.component(.weekday,from: self)
}
var firstDayOfTheMonth: Date {
return Calendar.current.date(from: Calendar.current.dateComponents([.year,.month],from: self))!
}
}
extension String {
static var dateFormatter: DateFormatter = {
let formatter = DateFormatter()
formatter.dateFormat = "yyyy-MM-dd"
return formatter
}()
var date: Date? {
return String.dateFormatter.date(from: self)
}
}
我正在为此使用collectionview 这是我的cellforItemAt代码
func collectionView(_ collectionView: UICollectionView,cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "DateCell",for: indexPath) as! DateCollectionViewCell
if indexPath.item <= firstWeekDayOfMonth - 2 {
cell.isHidden=true
} else {
let date = indexPath.row - firstWeekDayOfMonth + 2
cell.isHidden=false
if currectDate == date && direction == 0{
cell.contentView.backgroundColor = UIColor.lightGray
cell.islamicDate.textColor = UIColor.white
}else{
cell.contentView.backgroundColor = UIColor.white
}
if calendarTypeControl.selectedSegmentIndex == 0{
cell.gregorianDate.text="\(date)"
if let date = hijriDate(day: date){
cell.islamicDate.text = date
}
if indexPath.row % 7 == 0{
cell.contentView.backgroundColor = UIColor.red
}
}else{
cell.islamicDate.text = "\(date)"
if let date = hijriDate(day: date){
cell.gregorianDate.text = date
}
}
cell.islamicDate.textColor = UIColor.darkGray
cell.gregorianDate.textColor = UIColor.black
}
return cell
}
这是我获取当前日期并更改为伊斯兰日历的主要功能
func hijriDate(day: Int) -> String?{
var components = DateComponents()
components.day = day
components.month = currentMonth
components.year = currentYear
hijriCalendar = Calendar.init(identifier: Calendar.Identifier.islamicCivil)
let dateFor = DateFormatter()
dateFor.locale = Locale.init(identifier: "en") // or "en" as you want to show numbers
dateFor.calendar = hijriCalendar
let date = Calendar.current.date(from: components)
currentHijriYear = hijriCalendar.component(.year,from: date!)
currentHijriMonth = hijriCalendar.component(.month,from: date!)
dateFor.dateFormat = "dd"
return dateFor.string(from: date!)
}
解决方法
暂无找到可以解决该程序问题的有效方法,小编努力寻找整理中!
如果你已经找到好的解决方法,欢迎将解决方案带上本链接一起发送给小编。
小编邮箱:dio#foxmail.com (将#修改为@)