2014/10/15 下午 10:05:49

iphone Programming Glossary: currenttime

Check if the time and date is between a particular date and time

http://stackoverflow.com/questions/10671468/check-if-the-time-and-date-is-between-a-particular-date-and-time

NSString endDateString @ Wed Jun 11 NSString timeDurationString @ 11.00 am from 11.00 pm Get the current date NSDate currentTime NSDate date NSCalendar cal NSCalendar currentCalendar NSDateComponents currentDateComps cal components NSYearCalendarUnit.. NSDateComponents currentDateComps cal components NSYearCalendarUnit NSMonthCalendarUnit NSDayCalendarUnit fromDate currentTime Add the current year onto our date string NSString startDateStringWithYear NSString stringWithFormat @ @ d startDateString.. endDateStringWithYear Return if today's date is not between the start and end dates if startDate compare currentTime NSOrderedDescending endDate compare currentTime NSOrderedAscending return Break the timeDurationString into separate words..

UISlider to control AVAudioPlayer

http://stackoverflow.com/questions/2654849/uislider-to-control-avaudioplayer

playing sounds as AVAudioPlayers and that works fine. What I would like to add is to control the sound's position currentTime with an UISlider is there a simple way to do it I looked at an Apple project but it was quite messy....have you got samples.. the slider's UIControlEventValueChanged event when you receive the action message you'd then set the AVAudioPlayer 's currentTime property to the slider's value. You might also want to use an NSTimer to update the slider's value as the audio player plays..

iPhone/iPad - Loop Background Music?

http://stackoverflow.com/questions/3631353/iphone-ipad-loop-background-music

iPhone UIScrollView Speed Check

http://stackoverflow.com/questions/3719753/iphone-uiscrollview-speed-check

UIScrollView scrollView CGPoint currentOffset self.currentChannelTableView.contentOffset NSTimeInterval currentTime NSDate timeIntervalSinceReferenceDate NSTimeInterval timeDiff currentTime lastOffsetCapture if timeDiff 0.1 CGFloat distance.. NSTimeInterval currentTime NSDate timeIntervalSinceReferenceDate NSTimeInterval timeDiff currentTime lastOffsetCapture if timeDiff 0.1 CGFloat distance currentOffset.y lastOffset.y The multiply by 10 1000 isn't really necessary......... 0.5 isScrollingFast YES NSLog @ Fast else isScrollingFast NO NSLog @ Slow lastOffset currentOffset lastOffsetCapture currentTime And from this i'm getting pixels per millisecond which if is greater than 0.5 i've logged as fast and anything below is..

UILabel updating stops during scrolling UIScrollView

http://stackoverflow.com/questions/5377914/uilabel-updating-stops-during-scrolling-uiscrollview

selector @selector updateElapsedTimeLabel userInfo nil repeats YES void updateElapsedTimeLabel CFTimeInterval currentTime CFAbsoluteTimeGetCurrent float theTime currentTime startTime elapsedTimeLabel.text NSString stringWithFormat @ 1.2f sec... nil repeats YES void updateElapsedTimeLabel CFTimeInterval currentTime CFAbsoluteTimeGetCurrent float theTime currentTime startTime elapsedTimeLabel.text NSString stringWithFormat @ 1.2f sec. theTime Thanks for any help. iphone objective c ios..

Retrieving current local time on iPhone?

http://stackoverflow.com/questions/566265/retrieving-current-local-time-on-iphone

i.e. 11 25PM or 23 25 format according to User Settings dateFormatter setTimeStyle NSDateFormatterShortStyle NSString currentTime dateFormatter stringFromDate today dateFormatter release NSLog @ User's current time in their preference format @ currentTime..

Faster alternative to glReadPixels in iPhone OpenGL ES 2.0

http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0

buffer CVPixelBufferLockBaseAddress pixel_buffer 0 and then simply feed it into my asset writer to be encoded CMTime currentTime CMTimeMakeWithSeconds NSDate date timeIntervalSinceDate startTime 120 if assetWriterPixelBufferInput appendPixelBuffer pixel_buffer.. timeIntervalSinceDate startTime 120 if assetWriterPixelBufferInput appendPixelBuffer pixel_buffer withPresentationTime currentTime NSLog @ Problem appending pixel buffer at time lld currentTime.value else NSLog @ Recorded pixel buffer at time lld currentTime.value.. appendPixelBuffer pixel_buffer withPresentationTime currentTime NSLog @ Problem appending pixel buffer at time lld currentTime.value else NSLog @ Recorded pixel buffer at time lld currentTime.value CVPixelBufferUnlockBaseAddress pixel_buffer 0 if..