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LFPlaySession.m
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LFPlaySession.m
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//
// LFPlaySession.m
// Scribbler
//
// Created by Matt Patenaude on 11/5/09.
// Copyright (C) 2009 {13bold}.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#import "LFPlaySession.h"
@implementation LFPlaySession
#pragma mark Initializers
- (id)init
{
return [self initWithStartTime:nil];
}
- (id)initWithStartTime:(NSDate *)theTime
{
if (self = [super init])
{
if (!theTime)
theTime = [NSDate date];
[self setStartTime:theTime];
}
return self;
}
+ (id)session
{
return [[[self alloc] init] autorelease];
}
+ (id)sessionWithStartTime:(NSDate *)theTime
{
return [[[self alloc] initWithStartTime:theTime] autorelease];
}
#pragma mark Deallocator
- (void)dealloc
{
[startTime release];
[stopTime release];
[super dealloc];
}
#pragma mark Properties
@synthesize startTime;
@synthesize stopTime;
#pragma mark Control methods
- (void)start
{
[self setStartTime:[NSDate date]];
}
- (void)stop
{
[self setStopTime:[NSDate date]];
}
- (BOOL)hasStopped
{
return (stopTime != nil);
}
#pragma mark Status methods
- (CGFloat)length
{
NSDate *s = (startTime != nil) ? startTime : [NSDate date];
NSDate *e = (stopTime != nil) ? stopTime : [NSDate date];
return (CGFloat)[e timeIntervalSinceDate:s];
}
@end