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+/*
+ Copyright (c) 2010 Steve Oldmeadow
+ 
+ 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.
+ 
+ $Id$
+ */
+
+
+#import "CDAudioManager.h"
+
+/**
+ A wrapper to the CDAudioManager object.
+ This is recommended for basic audio requirements. If you just want to play some sound fx
+ and some background music and have no interest in learning the lower level workings then
+ this is the interface to use.
+ 
+ Requirements:
+ - Firmware: OS 2.2 or greater 
+ - Files: SimpleAudioEngine.*, CocosDenshion.*
+ - Frameworks: OpenAL, AudioToolbox, AVFoundation
+ @since v0.8
+ */
+@interface SimpleAudioEngine : NSObject <CDAudioInterruptProtocol> {
+        
+        BOOL    mute_;
+        BOOL    enabled_;
+}
+
+/** Background music volume. Range is 0.0f to 1.0f. This will only have an effect if willPlayBackgroundMusic returns YES */
+@property (readwrite) float backgroundMusicVolume;
+/** Effects volume. Range is 0.0f to 1.0f */
+@property (readwrite) float effectsVolume;
+/** If NO it indicates background music will not be played either because no background music is loaded or the audio session does not permit it.*/
+@property (readonly) BOOL willPlayBackgroundMusic;
+
+/** returns the shared instance of the SimpleAudioEngine object */
++ (SimpleAudioEngine*) sharedEngine;
+
+/** Preloads a music file so it will be ready to play as background music */
+-(void) preloadBackgroundMusic:(NSString*) filePath;
+
+/** plays background music in a loop*/
+-(void) playBackgroundMusic:(NSString*) filePath;
+/** plays background music, if loop is true the music will repeat otherwise it will be played once */
+-(void) playBackgroundMusic:(NSString*) filePath loop:(BOOL) loop;
+/** stops playing background music */
+-(void) stopBackgroundMusic;
+/** pauses the background music */
+-(void) pauseBackgroundMusic;
+/** resume background music that has been paused */
+-(void) resumeBackgroundMusic;
+/** rewind the background music */
+-(void) rewindBackgroundMusic;
+/** returns whether or not the background music is playing */
+-(BOOL) isBackgroundMusicPlaying;
+
+/** plays an audio effect with a file path*/
+-(ALuint) playEffect:(NSString*) filePath;
+/** stop a sound that is playing, note you must pass in the soundId that is returned when you started playing the sound with playEffect */
+-(void) stopEffect:(ALuint) soundId;
+/** plays an audio effect with a file path, pitch, pan and gain */
+-(ALuint) playEffect:(NSString*) filePath pitch:(Float32) pitch pan:(Float32) pan gain:(Float32) gain;
+/** preloads an audio effect */
+-(void) preloadEffect:(NSString*) filePath;
+/** unloads an audio effect from memory */
+-(void) unloadEffect:(NSString*) filePath;
+/** Gets a CDSoundSource object set up to play the specified file. */
+-(CDSoundSource *) soundSourceForFile:(NSString*) filePath;
+
+/** Shuts down the shared audio engine instance so that it can be reinitialised */
++(void) end;
+
+@end