soundmanager.h

一款大砖块的游戏

/*
* ============================================================================
*  Name     : CSoundManager from SoundManager.h
*  Part of  : Mopoid
*  Created  : 16.01.2004 by Andreas Jakl / Mopius - http://www.mopius.com/
*  Description:
*     Manages handling of multiple sound files.
*  Version  : 1.02
*  Copyright: 
*     'Mopoid' is free software; you can redistribute
*     it and/or modify it under the terms of the GNU General Public License
*     as published by the Free Software Foundation; either version 2 of
*     the License, or (at your option) any later version.
* 
*     'Mopoid' is distributed in the hope that it
*     will be useful, but WITHOUT ANY WARRANTY; without even the implied
*     warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*     See the GNU General Public License for more details.
* 
*     You should have received a copy of the GNU General Public License
*     along with 'Mopoid'; if not, write to the Free Software
*     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
* ============================================================================
*/

#ifndef SOUNDMANAGER_H
#define SOUNDMANAGER_H

// Volume-Level
#define VOLUME_OFF      0
#define VOLUME_HIGH     1
#define VOLUME_LOW      2

#include <aknutils.h>
#include "playeradapter.h"  // Sound files

/**
 * Number of sounds to be managed by this class.
 * This has to be set according to the number of sounds you want to use,
 * otherwise this class won't work! (uses a fixed array for minimum overhead).
 */
#define MAX_SOUNDS    2

#define DELETE_AND_NULL(p)		{delete p; p = NULL;}

/**
 * Takes care of loading, playing and coordinating the sounds.
 */
class CSoundManager
{
public:
    /// Constructors
    CSoundManager();

    /// Destructor
    virtual ~CSoundManager();

    /**
     * Loads a soundfile into the specified position. Please note that this class
     * uses a fixed array, so the number of used sound files has to specified in the
     * header file.
     */
    void LoadSoundFileL(const TDesC& aSoundFileName, TInt aSoundNumber);

    /**
     * Stops all sound files and then plays the specified sound file. (this is done
     * because it's not possible to play more than one sound file at once).
     */
    void PlayL(TInt aSoundNumber);

    /**
     * Stops the specified sound file.
     */
    void Stop(TInt aSoundNumber);

    /**
     * Set the volume of all sound files.
     */
    void SetVolume(const TInt aSoundLevel);

private:
    /**
     * Array containing the sounds.
     */
    CPlayerAdapter *iSounds[MAX_SOUNDS];

    /**
     * Stores if sounds are activated.
     */
    bool iSoundOn;
};

#endif