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/* HBRange.m $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr/>.
It may be used under the terms of the GNU General Public License. */
#import "HBRange.h"
#import "HBTitlePrivate.h"
#import "HBCodingUtilities.h"
NSString *HBRangeChangedNotification = @"HBRangeChangedNotification";
@implementation HBRange
#pragma mark - NSCoding
- (instancetype)initWithTitle:(HBTitle *)title
{
self = [super init];
if (self)
{
_title = title;
_chapterStart = 0;
_chapterStop = (int)title.chapters.count - 1;
_secondsStart = 0;
_secondsStop = title.duration;
_frameStart = 0;
_frameStop = title.frames;
}
return self;
}
- (void)postChangedNotification
{
[[NSNotificationCenter defaultCenter] postNotificationName:HBRangeChangedNotification object:self];
}
- (void)setChapterStart:(int)chapterStart
{
if (chapterStart > self.chapterStop)
{
self.chapterStop = chapterStart;
}
_chapterStart = chapterStart;
[self postChangedNotification];
}
- (void)setChapterStop:(int)chapterStop
{
if (chapterStop < self.chapterStart)
{
self.chapterStart = chapterStop;
}
_chapterStop = chapterStop;
[self postChangedNotification];
}
- (NSString *)duration
{
if (self.type == HBRangeTypeChapters)
{
hb_title_t *title = self.title.hb_title;
hb_chapter_t *chapter;
int64_t duration = 0;
for (int i = self.chapterStart; i <= self.chapterStop; i++ )
{
chapter = (hb_chapter_t *) hb_list_item(title->list_chapter, i);
duration += chapter->duration;
}
duration /= 90000; // pts -> seconds
return [NSString stringWithFormat: @"%02lld:%02lld:%02lld", duration / 3600, ( duration / 60 ) % 60, duration % 60];
}
else if (self.type == HBRangeTypeSeconds)
{
int duration = self.secondsStop - self.secondsStart;
return [NSString stringWithFormat:@"%02d:%02d:%02d", duration / 3600, (duration / 60) % 60, duration % 60];
}
else if (self.type == HBRangeTypeFrames)
{
hb_title_t *title = self.title.hb_title;
int duration = (int) ((self.frameStop - self.frameStart) / (title->vrate.num / (double)title->vrate.den));
return [NSString stringWithFormat: @"%02d:%02d:%02d", duration / 3600, ( duration / 60 ) % 60, duration % 60];
}
return @"00:00:00";
}
+ (NSSet *)keyPathsForValuesAffectingValueForKey:(NSString *)key
{
NSSet *retval = nil;
if ([key isEqualToString:@"duration"])
{
retval = [NSSet setWithObjects:@"type", @"chapterStart", @"chapterStop", @"frameStart", @"frameStop",
@"secondsStart", @"secondsStop",nil];
}
if ([key isEqualToString:@"chaptersSelected"] ||
[key isEqualToString:@"secondsSelected"] ||
[key isEqualToString:@"framesSelected"])
{
retval = [NSSet setWithObjects:@"type",nil];
}
return retval;
}
- (void)setNilValueForKey:(NSString *)key
{
[self setValue:@0 forKey:key];
}
#pragma mark - NSCopying
- (instancetype)copyWithZone:(NSZone *)zone
{
HBRange *copy = [[[self class] alloc] init];
if (copy)
{
copy->_type = _type;
copy->_chapterStart = _chapterStart;
copy->_chapterStop = _chapterStop;
copy->_secondsStart = _secondsStart;
copy->_secondsStop = _secondsStop;
copy->_frameStart = _frameStart;
copy->_frameStop = _frameStop;
}
return copy;
}
#pragma mark - NSCoding
+ (BOOL)supportsSecureCoding
{
return YES;
}
- (void)encodeWithCoder:(NSCoder *)coder
{
[coder encodeInt:1 forKey:@"HBRangeVersion"];
encodeInt(_type);
encodeInt(_chapterStart);
encodeInt(_chapterStop);
encodeInt(_secondsStart);
encodeInt(_secondsStop);
encodeInt(_frameStart);
encodeInt(_frameStop);
}
- (instancetype)initWithCoder:(NSCoder *)decoder
{
self = [super init];
decodeInt(_type);
decodeInt(_chapterStart);
decodeInt(_chapterStop);
decodeInt(_secondsStart);
decodeInt(_secondsStop);
decodeInt(_frameStart);
decodeInt(_frameStop);
return self;
}
@end
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