1 /*---------------------------------------------------------------------------*
2   Project:  NintendoWare
3   File:     snd_StreamSoundHandle.cpp
4 
5   Copyright (C)2009-2010 Nintendo Co., Ltd./HAL Laboratory, Inc.  All rights reserved.
6 
7   These coded instructions, statements, and computer programs contain
8   proprietary information of Nintendo of America Inc. and/or Nintendo
9   Company Ltd., and are protected by Federal copyright law.  They may
10   not be disclosed to third parties or copied or duplicated in any form,
11   in whole or in part, without the prior written consent of Nintendo.
12 
13   $Revision: 13145 $
14  *---------------------------------------------------------------------------*/
15 
16 #include "precompiled.h"
17 
18 #include <nw/snd/snd_StreamSoundHandle.h>
19 
20 namespace nw {
21 namespace snd {
22 
StreamSoundHandle(SoundHandle * pHandle)23 StreamSoundHandle::StreamSoundHandle( SoundHandle* pHandle )
24 : m_pSound( NULL )
25 {
26     if ( pHandle == NULL ) return;
27 
28     // 汎用ハンドルからサウンドを取得
29     if ( !pHandle->IsAttachedSound() ) return;
30 
31     internal::StreamSound* sound =
32         ut::DynamicCast<internal::StreamSound*>( pHandle->detail_GetAttachedSound() );
33 
34     if ( sound != NULL )
35     {
36         // シーケンスサウンドなら一時ハンドルとしてAttachする
37         detail_AttachSoundAsTempHandle( sound );
38     }
39 }
40 
41 /*---------------------------------------------------------------------------*
42   Name:         detail_AttachSoundAsTempHandle
43 
44   Description:  ハンドルにサウンドを関連付ける
45 
46   Arguments:    sound - 関連付けるサウンド
47 
48   Returns:      None.
49  *---------------------------------------------------------------------------*/
detail_AttachSoundAsTempHandle(internal::StreamSound * pSound)50 void StreamSoundHandle::detail_AttachSoundAsTempHandle( internal::StreamSound* pSound )
51 {
52     NW_NULL_ASSERT( pSound );
53 
54     m_pSound = pSound;
55 
56     // 一時ハンドルとしてAttachする
57     if ( m_pSound->IsAttachedTempSpecialHandle() )
58     {
59         m_pSound->DetachTempSpecialHandle();
60     }
61     m_pSound->m_pTempSpecialHandle = this;
62 }
63 
64 /*---------------------------------------------------------------------------*
65   Name:         DetachSound
66 
67   Description:  ハンドルに結びついているサウンドの関連を外す
68 
69   Arguments:    None.
70 
71   Returns:      None.
72  *---------------------------------------------------------------------------*/
DetachSound()73 void StreamSoundHandle::DetachSound()
74 {
75     if ( IsAttachedSound() )
76     {
77         if ( m_pSound->m_pTempSpecialHandle == this ) m_pSound->m_pTempSpecialHandle = NULL;
78     }
79     if ( m_pSound != NULL ) m_pSound = NULL;
80 }
81 
82 } // namespace nw::snd
83 } // namespace nw
84 
85