iphone_audio.m

//
//  AudioPauseLoopAppDelegate.m
//  AudioPauseLoop
//
//  Created by Jesse Trimble on 7/13/10.
//  Copyright n/a 2010. All rights reserved.
//

#import <UIKit/UIKit.h>
#import "AudioPauseLoopAppDelegate.h"
#import <AVFoundation/AVFoundation.h>


	// start interface

@interface AudioPauseLoopAppDelegate : NSObject <UIApplicationDelegate ,AVAudioPlayerDelegate> 
{
    UIWindow *window;
	
	int currentAudioIndex;
	NSArray *audioFileNames;
}

@property (nonatomic, retain) IBOutlet UIWindow *window;

@end

	// end interface


	// begin implementation

@implementation AudioPauseLoopAppDelegate

@synthesize window;


#pragma mark -
#pragma mark Application lifecycle

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions 
{    
	currentAudioIndex = 0;
	audioFileNames = [[NSArray alloc] initWithObjects:@"sound1.mp3", @"sound2.mp3", @"sound3.mp3"];
	
	[self playSound:[audioFileNames objectAtIndex:0]];
	
    [window makeKeyAndVisible];
	
	return YES;
}

- (void)playSound:(NSString *)fileName
{
	NSString *audioPath = [[NSBundle mainBundle] pathForResource:[[fileName componentsSeparatedByString:@"."] objectAtIndex:0] ofType:[[fileName componentsSeparatedByString:@"."] objectAtIndex:1]];
	NSData *audioData = [[NSData alloc] initWithContentsOfFile:audioPath];
	
	AVAudioPlayer *player = [[AVAudioPlayer alloc] initWithData:audioData error:NULL];
	
	[player setDelegate:self];
	
	[player prepareToPlay];
	[player play];
}

-(void) audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag
{
	if (currentAudioIndex >= [audioFileNames count])
		currentAudioIndex = 0;
	
	[self performSelector:@selector(playSound:) withObject:[audioFileNames objectAtIndex:currentAudioIndex] afterDelay:.5f];
	
	[player release];
}

- (void)dealloc 
{
    [window release];
    [super dealloc];
}


@end