mirror of
https://github.com/chibicitiberiu/rainmeter-studio.git
synced 2024-02-24 04:33:31 +00:00
478 lines
8.6 KiB
C++
478 lines
8.6 KiB
C++
/*
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Copyright (C) 2011 Birunthan Mohanathas (www.poiru.net)
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "StdAfx.h"
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#include "PlayerWinamp.h"
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/*
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** CPlayerWinamp
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**
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** Constructor.
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**
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*/
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CPlayerWinamp::CPlayerWinamp() : CPlayer(),
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m_HasCoverMeasure(false),
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m_Window()
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{
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Initialize();
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}
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/*
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** ~CPlayerWinamp
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**
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** Destructor.
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**
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*/
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CPlayerWinamp::~CPlayerWinamp()
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{
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if (m_WinampHandle) CloseHandle(m_WinampHandle);
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}
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/*
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** AddInstance
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**
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** Called during initialization of each measure.
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**
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*/
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void CPlayerWinamp::AddInstance(MEASURETYPE type)
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{
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++m_InstanceCount;
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if (type == MEASURE_COVER)
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{
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m_HasCoverMeasure = true;
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}
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}
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/*
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** RemoveInstance
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**
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** Called during destruction of each measure.
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**
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*/
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void CPlayerWinamp::RemoveInstance()
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{
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if (--m_InstanceCount == 0)
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{
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delete this;
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}
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}
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/*
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** Initialize
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**
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** Get things ready with Winamp.
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**
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*/
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bool CPlayerWinamp::Initialize()
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{
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m_Window = FindWindow(L"Winamp v1.x", NULL);
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if (m_Window)
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{
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DWORD pID;
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GetWindowThreadProcessId(m_Window, &pID);
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m_WinampHandle = OpenProcess(PROCESS_VM_READ, false, pID);
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m_WinampAddress = (LPCVOID)SendMessage(m_Window, WM_WA_IPC, 0, IPC_GET_PLAYING_FILENAME);
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if (m_WinampHandle)
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{
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return true;
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}
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}
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return false;
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}
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/*
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** CheckActive
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**
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** Check if Winamp is active.
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**
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*/
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bool CPlayerWinamp::CheckActive()
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{
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if (m_Window)
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{
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if (!IsWindow(m_Window))
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{
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m_Window = NULL;
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CloseHandle(m_WinampHandle);
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ClearInfo();
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return false;
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}
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return true;
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}
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else
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{
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static DWORD oldTime = 0;
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DWORD time = GetTickCount();
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// Try to find Winamp window every 5 seconds
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if (time - oldTime > 5000)
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{
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oldTime = time;
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return Initialize();
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}
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return false;
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}
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}
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/*
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** UpdateData
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**
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** Called during each update of the main measure.
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**
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*/
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void CPlayerWinamp::UpdateData()
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{
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if (!CheckActive()) return; // Make sure Winamp is running
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if (m_TrackChanged)
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{
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ExecuteTrackChangeAction();
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m_TrackChanged = false;
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}
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int playing = SendMessage(m_Window, WM_WA_IPC, 0, IPC_ISPLAYING);
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if (playing == 0)
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{
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if (!m_FilePath.empty())
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{
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ClearInfo();
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}
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return; // Don't continue if stopped
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}
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else
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{
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m_State = (playing == 1) ? PLAYER_PLAYING : PLAYER_PAUSED;
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m_Position = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETOUTPUTTIME) / 1000; // Returns ms, make seconds
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float volume = SendMessage(m_Window, WM_WA_IPC, -666, IPC_SETVOLUME);
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volume /= 2.55f;
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m_Volume = (UINT)volume;
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}
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WCHAR buffer[MAX_PATH];
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if (!ReadProcessMemory(m_WinampHandle, m_WinampAddress, &buffer, MAX_PATH, NULL))
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{
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LSLog(LOG_ERROR, L"Rainmeter", L"NowPlayingPlugin: Failed to read Winamp memory");
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}
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else if (wcscmp(buffer, m_FilePath.c_str()) != 0)
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{
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m_TrackChanged = true;
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m_FilePath = buffer;
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m_Rating = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETRATING);
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m_Duration = SendMessage(m_Window, WM_WA_IPC, 1, IPC_GETOUTPUTTIME);
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TagLib::FileRef fr(buffer);
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if (!fr.isNull() && fr.tag())
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{
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TagLib::Tag* tag = fr.tag();
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m_Artist = tag->artist().toWString();
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m_Album = tag->album().toWString();
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m_Title = tag->title().toWString();
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}
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else
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{
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// TagLib couldn't parse the file, try title instead
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int pos = SendMessage(m_Window, WM_WA_IPC, 0, IPC_GETLISTPOS);
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LPCVOID address = (LPCVOID)SendMessage(m_Window, WM_WA_IPC, pos, IPC_GETPLAYLISTTITLEW);
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if (ReadProcessMemory(m_WinampHandle, address, &buffer, MAX_PATH, NULL))
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{
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std::wstring title = buffer;
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std::wstring::size_type pos = title.find(L". ");
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if (pos != std::wstring::npos && pos < 5)
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{
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pos += 2; // Skip ". "
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title.erase(0, pos);
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}
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pos = title.find(L" - ");
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if (pos != std::wstring::npos)
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{
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m_Title = title.substr(0, pos);
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pos += 3; // Skip " - "
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m_Artist = title.substr(pos);
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m_Album.clear();
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}
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else
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{
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ClearInfo();
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return;
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}
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}
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}
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if (m_HasCoverMeasure)
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{
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if (GetCachedArt() || GetEmbeddedArt(fr))
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{
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// Art found in cache or embedded in file
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return;
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}
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// Get rid of the name and extension from filename
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std::wstring trackFolder = m_FilePath;
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std::wstring::size_type pos = trackFolder.find_last_of(L'\\');
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if (pos == std::wstring::npos) return;
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trackFolder.resize(++pos);
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if (!m_Album.empty())
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{
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std::wstring file = m_Album;
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std::wstring::size_type end = file.length();
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for (pos = 0; pos < end; ++pos)
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{
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// Replace reserved chars according to Winamp specs
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switch (file[pos])
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{
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case L'?':
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case L'*':
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case L'|':
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file[pos] = L'_';
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break;
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case L'/':
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case L'\\':
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case L':':
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file[pos] = L'-';
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break;
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case L'\"':
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file[pos] = L'\'';
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break;
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case L'<':
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file[pos] = L'(';
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break;
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case L'>':
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file[pos] = L')';
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break;
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}
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}
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if (GetLocalArt(trackFolder, file))
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{
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// %album% art file found
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return;
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}
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}
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if (GetLocalArt(trackFolder, L"cover") || GetLocalArt(trackFolder, L"folder"))
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{
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// Local art found
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return;
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}
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// Nothing found
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m_CoverPath.clear();
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}
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}
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}
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/*
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** Play
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**
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** Handles the Play bang.
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**
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*/
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void CPlayerWinamp::Play()
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{
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if (m_Window)
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_PLAY, 0);
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}
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}
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/*
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** PlayPause
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**
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** Handles the PlayPause bang.
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**
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*/
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void CPlayerWinamp::PlayPause()
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{
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if (m_Window)
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{
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SendMessage(m_Window, WM_COMMAND, (m_State == PLAYER_STOPPED) ? WINAMP_PLAY : WINAMP_PAUSE, 0);
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}
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}
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/*
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** Stop
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**
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** Handles the Stop bang.
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**
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*/
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void CPlayerWinamp::Stop()
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{
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if (m_Window)
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_STOP, 0);
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}
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}
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/*
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** Next
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**
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** Handles the Next bang.
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**
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*/
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void CPlayerWinamp::Next()
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{
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if (m_Window)
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_FASTFWD, 0);
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}
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}
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/*
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** Previous
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**
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** Handles the Previous bang.
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**
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*/
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void CPlayerWinamp::Previous()
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{
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if (m_Window)
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{
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SendMessage(m_Window, WM_COMMAND, WINAMP_REWIND, 0);
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}
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}
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/*
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** SetRating
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**
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** Handles the SetRating bang.
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**
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*/
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void CPlayerWinamp::SetRating(int rating)
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{
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if (m_Window && (m_State != PLAYER_STOPPED))
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{
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if (rating < 0)
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{
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rating = 0;
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}
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else if (rating > 5)
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{
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rating = 5;
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}
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SendMessage(m_Window, WM_WA_IPC, rating, IPC_SETRATING);
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m_Rating = rating;
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}
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}
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/*
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** SetVolume
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**
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** Handles the SetVolume bang.
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**
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*/
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void CPlayerWinamp::SetVolume(int volume)
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{
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if (m_Window)
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{
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++volume; // For proper scaling
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if (volume > 100)
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{
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volume = 100;
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}
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// Winamp accepts volume in 0 - 255 range
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float fVolume = (float)volume;
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fVolume *= 2.55f;
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volume = (UINT)fVolume;
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SendMessage(m_Window, WM_WA_IPC, volume, IPC_SETVOLUME);
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}
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}
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/*
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** ChangeVolume
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**
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** Handles the ChangeVolume bang.
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**
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*/
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void CPlayerWinamp::ChangeVolume(int volume)
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{
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if (m_Window)
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{
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++volume; // For proper scaling
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volume += m_Volume;
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if (volume < 0)
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{
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volume = 0;
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}
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else if (volume > 100)
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{
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volume = 100;
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}
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float fVolume = (float)volume;
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fVolume *= 2.55f;
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volume = (UINT)fVolume;
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SendMessage(m_Window, WM_WA_IPC, volume, IPC_SETVOLUME);
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}
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}
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/*
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** ClosePlayer
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**
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** Handles the ClosePlayer bang.
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**
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*/
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void CPlayerWinamp::ClosePlayer()
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{
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if (m_Window)
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{
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SendMessage(m_Window, WM_CLOSE, 0, 0);
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}
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}
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/*
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** OpenPlayer
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**
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** Handles the OpenPlayer bang.
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**
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*/
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void CPlayerWinamp::OpenPlayer()
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{
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ShellExecute(NULL, L"open", m_PlayerPath.empty() ? L"winamp.exe" : m_PlayerPath.c_str(), NULL, NULL, SW_SHOW);
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}
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/*
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** TogglePlayer
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**
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** Handles the TogglePlayer bang.
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**
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*/
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void CPlayerWinamp::TogglePlayer()
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{
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m_Window ? ClosePlayer() : OpenPlayer();
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}
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