Files
itgmania212121/stepmania/src/RandomSample.cpp
T
2002-10-31 03:16:02 +00:00

98 lines
1.9 KiB
C++

#include "stdafx.h"
/*
-----------------------------------------------------------------------------
File: RandomSample.h
Desc: Holds multiple sounds samples and can play a random sound easily.
Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
-----------------------------------------------------------------------------
*/
#include "RandomSample.h"
#include "RageUtil.h"
#include "RageLog.h"
RandomSample::RandomSample()
{
m_iIndexLastPlayed = -1;
}
RandomSample::~RandomSample()
{
for( unsigned i=0; i<m_pSamples.size(); i++ )
SAFE_DELETE( m_pSamples[i] );
}
bool RandomSample::LoadSoundDir( CString sDir )
{
if( sDir == "" )
return true;
// make sure there's a backslash at the end of this path
if( sDir[sDir.GetLength()-1] != '\\' )
sDir += "\\";
CStringArray arraySoundFiles;
GetDirListing( sDir + "*.mp3", arraySoundFiles );
GetDirListing( sDir + "*.ogg", arraySoundFiles );
GetDirListing( sDir + "*.wav", arraySoundFiles );
for( unsigned i=0; i<arraySoundFiles.size(); i++ )
LoadSound( sDir + arraySoundFiles[i] );
return true;
}
bool RandomSample::LoadSound( CString sSoundFilePath )
{
LOG->Trace( "RandomSample::LoadSound( %s )", sSoundFilePath.GetString() );
RageSoundSample* pSS = new RageSoundSample;
pSS->Load( sSoundFilePath );
m_pSamples.Add( pSS );
return true;
}
void RandomSample::PlayRandom()
{
// play one of the samples
if( m_pSamples.empty() )
{
LOG->Trace( "WARNING: Tried to play a RandomSample that has 0 sounds loaded." );
return;
}
int iIndexToPlay = 0;
for( int i=0; i<5; i++ )
{
iIndexToPlay = rand() % m_pSamples.size();
if( iIndexToPlay != m_iIndexLastPlayed )
break;
}
m_pSamples[iIndexToPlay]->Play();
m_iIndexLastPlayed = iIndexToPlay;
}
void RandomSample::Pause()
{
m_pSamples[m_iIndexLastPlayed]->Pause();
}
void RandomSample::Stop()
{
if( m_iIndexLastPlayed == -1 ) // nothing is currently playing
return;
m_pSamples[m_iIndexLastPlayed]->Stop();
}