/*---------------------------------------------------------------------------*
  Project:  NintendoWare
  File:     snd_SoundHandle.cpp

  Copyright (C)2009-2010 Nintendo Co., Ltd./HAL Laboratory, Inc.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Revision: 23643 $
 *---------------------------------------------------------------------------*/

#include "precompiled.h"

#include <nw/snd/snd_SoundHandle.h>

namespace nw {
namespace snd {

/*---------------------------------------------------------------------------*
  Name:         DuplicateHandle

  Description:  変換コンストラクタ

  Arguments:    sound - 関連付けるサウンド

  Returns:      None.
 *---------------------------------------------------------------------------*/
void SoundHandle::detail_DuplicateHandle( SoundHandle* handle )
{
    DetachSound();

    if ( handle == NULL )
    {
        return;
    }

    // サウンドを取得
    if ( handle->IsAttachedSound() == false )
    {
        return;
    }

    internal::BasicSound* sound = handle->detail_GetAttachedSound();

    if ( sound != NULL )
    {
        // 一時ハンドルとしてAttachする
        detail_AttachSoundAsTempHandle( sound );
    }
}

/*---------------------------------------------------------------------------*
  Name:         detail_AttachSoundTemp

  Description:  ハンドルにサウンドを関連付ける

  Arguments:    sound - 関連付けるサウンド

  Returns:      None.
 *---------------------------------------------------------------------------*/
void SoundHandle::detail_AttachSoundAsTempHandle( internal::BasicSound* sound )
{
    NW_NULL_ASSERT( sound );

    m_pSound = sound;

    if ( m_pSound->IsAttachedTempGeneralHandle() )
    {
        m_pSound->DetachTempGeneralHandle();
    }
    m_pSound->m_pTempGeneralHandle = this;
}

/*---------------------------------------------------------------------------*
  Name:         detail_AttachSound

  Description:  ハンドルにサウンドを関連付ける

  Arguments:    sound - 関連付けるサウンド

  Returns:      None.
 *---------------------------------------------------------------------------*/
void SoundHandle::detail_AttachSound( internal::BasicSound* sound )
{
    NW_NULL_ASSERT( sound );

    m_pSound = sound;

    if ( m_pSound->IsAttachedGeneralHandle() )
    {
        m_pSound->DetachGeneralHandle();
    }
    m_pSound->m_pGeneralHandle = this;
}

/*---------------------------------------------------------------------------*
  Name:         DetachSound

  Description:  ハンドルに結びついているサウンドの関連を外す

  Arguments:    None.

  Returns:      None.
 *---------------------------------------------------------------------------*/
void SoundHandle::DetachSound()
{
    if ( IsAttachedSound() )
    {
        if ( m_pSound->m_pGeneralHandle == this )
        {
            m_pSound->m_pGeneralHandle = NULL;
        }
        if ( m_pSound->m_pTempGeneralHandle == this )
        {
            m_pSound->m_pTempGeneralHandle = NULL;
        }
    }
    if ( m_pSound != NULL )
    {
        m_pSound = NULL;
    }
}

} // namespace nw::snd
} // namespace nw