Playback system sound and custom sound effects in iOS development

The demand is roughly divided into three kinds:

1. Vibration

2. System sound effects (no need to provide audio files)

3. Custom sound effects (audio files required)

Encapsulation of my tool class:

////WQPLAYSOUND.H//Wqsound////Created by Read Alizarin on 12-7-20. Copyright (c) 2012 __mycompanyname__.    
All rights reserved. #import <UIKit/UIKit.h> #import <AudioToolbox/AudioToolbox.h> @interface WQPL    
aysound:nsobject {Systemsoundid soundid;    
        
/** * @brief Initialize the playback vibration effect * @return Self * *-(ID) initforplayingvibrate; /** * @brief initialization for playback system sound (without providing audio files) * * @param resourcename system Sound Name * @param type system sound type * * @re    
        
Turn Self * *-(ID) Initforplayingsystemsoundeffectwith: (NSString *) resourcename ofType: (NSString *) type; /** * @brief Initialize for playback of specific audio files (audio files are required) * * @param filename Audio file name (added in project) * * @return Self * *-(ID)    
        
Initforplayingsoundeffectwith: (NSString *) filename;    
        
/** * @brief Play sound effects * * (void) plays; @end 

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