rainmeter-studio/Plugins/PluginNowPlaying/Player.cpp

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/*
Copyright (C) 2011 Birunthan Mohanathas (www.poiru.net)
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "StdAfx.h"
#include "Player.h"
/*
** Constructor.
**
*/
CPlayer::CPlayer() :
m_Initialized(false),
m_InstanceCount(),
m_UpdateCount(),
m_TrackCount(),
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m_Measures(),
m_State(),
m_Shuffle(false),
m_Repeat(false),
m_Duration(),
m_Position(),
m_Rating(),
m_Volume(),
m_InternetThread()
{
// Get temporary file for cover art
WCHAR buffer[MAX_PATH];
GetTempPath(MAX_PATH, buffer);
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GetTempFileName(buffer, L"jpg", 0, buffer);
m_TempCoverPath = buffer;
}
/*
** Destructor.
**
*/
CPlayer::~CPlayer()
{
DeleteFile(m_TempCoverPath.c_str());
if (m_InternetThread)
{
TerminateThread(m_InternetThread, 0);
}
}
/*
** Called during initialization of main measure.
**
*/
void CPlayer::AddInstance()
{
++m_InstanceCount;
}
/*
** Called during destruction of main measure.
**
*/
void CPlayer::RemoveInstance()
{
m_UpdateCount = 0;
if (--m_InstanceCount == 0)
{
delete this;
}
}
/*
** Called during initialization of any measure.
**
*/
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void CPlayer::AddMeasure(INT type)
{
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m_Measures |= type;
}
/*
** Called during update of main measure.
**
*/
void CPlayer::UpdateMeasure()
{
if (++m_UpdateCount == m_InstanceCount)
{
UpdateData();
m_UpdateCount = 0;
}
}
/*
** Default implementation for getting cover.
**
*/
void CPlayer::FindCover()
{
TagLib::FileRef fr(m_FilePath.c_str(), false);
if (!fr.isNull() && CCover::GetEmbedded(fr, m_TempCoverPath))
{
m_CoverPath = m_TempCoverPath;
}
else
{
std::wstring trackFolder = CCover::GetFileFolder(m_FilePath);
if (!CCover::GetLocal(L"cover", trackFolder, m_CoverPath) &&
!CCover::GetLocal(L"folder", trackFolder, m_CoverPath))
{
// Nothing found
m_CoverPath.clear();
}
}
}
/*
** Default implementation for getting lyrics.
**
*/
void CPlayer::FindLyrics()
{
if (!m_InternetThread)
{
m_Lyrics.clear();
unsigned int id;
HANDLE thread = (HANDLE)_beginthreadex(NULL, 0, LyricsThreadProc, this, 0, &id);
if (thread)
{
m_InternetThread = thread;
}
else
{
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RmLog(LOG_DEBUG, L"NowPlaying.dll: Failed to start lyrics thread");
}
}
}
/*
** Thread to download lyrics.
**
*/
unsigned __stdcall CPlayer::LyricsThreadProc(void* pParam)
{
CPlayer* player = (CPlayer*)pParam;
std::wstring lyrics;
bool found;
while (true)
{
UINT beforeCount = player->GetTrackCount();
found = CLyrics::GetFromInternet(player->m_Artist, player->m_Title, lyrics);
UINT afterCount = player->GetTrackCount();
if (beforeCount == afterCount)
{
// We're on the same track
break;
}
// Track changed, try again
}
if (found)
{
player->m_Lyrics = lyrics;
}
CloseHandle(player->m_InternetThread);
player->m_InternetThread = NULL;
return 0;
}
/*
** Clear track information.
**
*/
void CPlayer::ClearData()
{
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m_State = STATE_STOPPED;
m_Artist.clear();
m_Album.clear();
m_Title.clear();
m_Lyrics.clear();
m_FilePath.clear();
m_CoverPath.clear();
m_Duration = 0;
m_Position = 0;
m_Rating = 0;
}