+
−/*
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− * Hedgewars-iOS, a Hedgewars port for iOS devices
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− * Copyright (c) 2009-2012 Vittorio Giovara <vittorio.giovara@gmail.com>
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− *
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− * This program is free software; you can redistribute it and/or modify
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− * it under the terms of the GNU General Public License as published by
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− * the Free Software Foundation; version 2 of the License
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− *
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− * This program is distributed in the hope that it will be useful,
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− * but WITHOUT ANY WARRANTY; without even the implied warranty of
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− * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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− * GNU General Public License for more details.
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− *
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− * You should have received a copy of the GNU General Public License
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− * along with this program; if not, write to the Free Software
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− * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA.
+
− */
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−
+
−
+
−#import "AudioManagerController.h"
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−#import "AVFoundation/AVAudioPlayer.h"
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−#import "MXAudioPlayerFadeOperation.h"
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−
+
−
+
−#define DEFAULT_VOLUME    0.45f
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−#define FADEOUT_DURATION  3.0f
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−#define FADEIN_DURATION   2.0f
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−
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−static AudioManagerController *mainInstance;
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−
+
−@implementation AudioManagerController
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−@synthesize backgroundMusic, clickSound, backSound, selSound, audioFaderQueue;
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−
+
−+(id) mainManager {
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−    if (mainInstance == nil)
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−        mainInstance = [[self alloc] init];
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−    return mainInstance;
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−}
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−
+
−- (id)init {
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−    if ((self = [super init])) {
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−        self.backgroundMusic = nil;
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−        self.clickSound = -1;
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−        self.backSound = -1;
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−        self.selSound = -1;
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−
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−        self.audioFaderQueue = nil;
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−    }
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−    return self;
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−}
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−
+
−- (void)dealloc {
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−    [self unloadSounds];
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−    mainInstance = nil;
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−}
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−
+
−- (void)didReceiveMemoryWarning {
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−    if (self.backgroundMusic.playing == NO)
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−        self.backgroundMusic = nil;
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−    if ([self.audioFaderQueue operationCount] == 0)
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−        self.audioFaderQueue = nil;
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−
+
−    [self unloadSounds];
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−    MSG_MEMCLEAN();
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−}
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−
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−#pragma mark -
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−#pragma mark background music control
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−- (void)playBackgroundMusic {
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−    if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"music"] boolValue] == NO)
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−        return;
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−
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−    if (self.backgroundMusic == nil) {
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−        NSString *musicString = [[NSBundle mainBundle] pathForResource:@"hwclassic" ofType:@"mp3"];
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−        self.backgroundMusic = [[AVAudioPlayer alloc] initWithContentsOfURL:[NSURL fileURLWithPath:musicString] error:nil];
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−        self.backgroundMusic.delegate = nil;
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−        self.backgroundMusic.numberOfLoops = -1;
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−    }
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−
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−    self.backgroundMusic.volume = DEFAULT_VOLUME;
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−    [self.backgroundMusic play];
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−}
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−
+
−- (void)pauseBackgroundMusic {
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−    [self.backgroundMusic pause];
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−}
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−
+
−- (void)stopBackgroundMusic {
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−    [self.backgroundMusic stop];
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−}
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−
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−- (void)fadeOutBackgroundMusic {
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−    if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"music"] boolValue] == NO)
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−        return;
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−
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−    if (self.audioFaderQueue == nil)
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−        self.audioFaderQueue = [[NSOperationQueue alloc] init];
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−
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−    MXAudioPlayerFadeOperation *fadeOut = [[MXAudioPlayerFadeOperation alloc] initFadeWithAudioPlayer:self.backgroundMusic
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−                                                                                             toVolume:0.0
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−                                                                                         overDuration:FADEOUT_DURATION];
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−    [self.audioFaderQueue addOperation:fadeOut];
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−}
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−
+
−- (void)fadeInBackgroundMusic {
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−    if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"music"] boolValue] == NO)
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−        return;
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−
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−    if (self.audioFaderQueue == nil)
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−        self.audioFaderQueue = [[NSOperationQueue alloc] init];
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−
+
−    [self playBackgroundMusic];
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−    MXAudioPlayerFadeOperation *fadeIn = [[MXAudioPlayerFadeOperation alloc] initFadeWithAudioPlayer:self.backgroundMusic
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−                                                                                            toVolume:DEFAULT_VOLUME
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−                                                                                        overDuration:FADEIN_DURATION];
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−    [audioFaderQueue addOperation:fadeIn];
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−}
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−
+
−#pragma mark -
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−#pragma mark sound effects control
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−-(SystemSoundID) loadSound:(NSString *)snd {
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−    SystemSoundID soundID;
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−
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−    // get the filename of the sound file in a NSURL format
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−    NSString *path = [[NSBundle mainBundle] pathForResource:snd ofType:@"caf"];
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−    NSURL *filePath = [NSURL fileURLWithPath:path isDirectory:NO];
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−
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−    // use audio sevices to create and play the sound
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−    AudioServicesCreateSystemSoundID((__bridge CFURLRef)filePath, &soundID);
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−    return soundID;
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−}
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−
+
−- (void)unloadSounds {
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−    AudioServicesDisposeSystemSoundID(clickSound), clickSound = -1;
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−    AudioServicesDisposeSystemSoundID(backSound), backSound = -1;
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−    AudioServicesDisposeSystemSoundID(selSound), selSound = -1;
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−}
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−
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−- (void)playClickSound {
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−    if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"sound"] boolValue] == NO)
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−        return;
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−
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−    if (self.clickSound == -1)
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−        self.clickSound = [self loadSound:@"clickSound"];
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−
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−    AudioServicesPlaySystemSound(self.clickSound);
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−}
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−
+
−- (void)playBackSound {
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−    if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"sound"] boolValue] == NO)
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−        return;
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−
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−    if (self.backSound == -1)
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−        self.backSound = [self loadSound:@"backSound"];
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−
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−    AudioServicesPlaySystemSound(self.backSound);
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−}
+
−
+
−- (void)playSelectSound {
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−    if ([[[NSUserDefaults standardUserDefaults] objectForKey:@"sound"] boolValue] == NO)
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−        return;
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−
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−    if (self.selSound == -1)
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−        self.selSound = [self loadSound:@"selSound"];
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−
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−    AudioServicesPlaySystemSound(self.selSound);
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−}
+
−
+
−@end