ftp.nice.ch/pub/next/graphics/movie/MPEGPlay2.3.NIHS.bs.tar.gz#/MPEGPlay2.3/Source/TimeCell.m

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// TimeCell.m - Category of Cell to provide setting of hour:minute:second

#import <appkit/appkit.h>

#import <stdio.h>

#import "TimeCell.h"

@implementation Cell (TimeCell)

- setTimeValue:(int)timeInt
{
	int hours, minutes, seconds;
	char achTime[14];

	hours = timeInt / 3600;
	minutes = timeInt % 3600 / 60;
	seconds = timeInt % 60;
	sprintf(achTime, "%02d:%02d:%02d", hours, minutes, seconds);
	[self setStringValue:achTime];
	return self;
}

- setTimeFloatValue:(double)timeDouble
{
	int hours, minutes, seconds;
	double fraction;
	char achTime[14], achFraction[8], *pchFraction;

	hours = timeDouble / 3600;
	minutes = (int)timeDouble % 3600 / 60;
	seconds = (int)timeDouble % 60;
	fraction = timeDouble / 60 - seconds;
	sprintf(achFraction, "%.2f", fraction);
	pchFraction = index(achFraction, '.');
	if (pchFraction)
		++pchFraction;
	else
		pchFraction = achFraction;
	if (hours)
		sprintf(achTime, "%02d:%02d:%02d.%s",
				hours, minutes, seconds, pchFraction);
	else
		sprintf(achTime, "%02d:%02d.%s", minutes, seconds, pchFraction);
	[self setStringValue:achTime];
	return self;
}


@end

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.