musicplayer.cpp.svn-base

自己做的小游戏

#include "MusicPlayer.h"
#include <algorithm>
#include <functional>
//#include <boost/bind.hpp>

//dlib::mutex BackGroundMusicPlayer::mtxOpenDevice;

MusicPlayer::MusicPlayer(LPCTSTR audioFileName, DWORD flag)
: mciOpenParms(), mciPlayParms(), fileName(audioFileName), additionalFlag(flag)
{
	mciOpenParms.lpstrDeviceType = _T("MPEGVideo");
	mciOpenParms.lpstrElementName = fileName.c_str();
	//mtxOpenDevice.lock();
	MCIERROR status = mciSendCommand(0, MCI_OPEN, MCI_OPEN_TYPE | MCI_OPEN_ELEMENT, (DWORD)&mciOpenParms);
	//mtxOpenDevice.unlock();
}

MusicPlayer::~MusicPlayer()
{
	mciSendCommand(mciOpenParms.wDeviceID, MCI_CLOSE, 0, NULL);
}


void MusicPlayer::playfor(int sec)
{
	play();
	Sleep(sec);
	stop();
}
void MusicPlayer::play()
{
	mciSendCommand(mciOpenParms.wDeviceID, MCI_PLAY, MCI_NOTIFY | additionalFlag, (DWORD)&mciPlayParms);
}

void MusicPlayer::stop()
{
	mciSendCommand(mciOpenParms.wDeviceID, MCI_STOP, 0, NULL);
}

void MusicPlayer::pause()
{
	mciSendCommand(mciOpenParms.wDeviceID, MCI_PAUSE, 0, NULL);
}

void MusicPlayer::resume()
{
	mciSendCommand(mciOpenParms.wDeviceID, MCI_RESUME, 0, NULL);
}