// MusicPlayerDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "MusicPlayer.h"
#include "MusicPlayerDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

// CMusicPlayerDlg 对话框

CMusicPlayerDlg::CMusicPlayerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMusicPlayerDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

	// 初始化背景画刷
	CBitmap tmpBmp;
	// 从资源中加载背景图片
	tmpBmp.LoadBitmap(IDB_MUSIC_WND);

	m_BgDC.CreateCompatibleDC(NULL);
	m_BgDC.SelectObject(&tmpBmp);

	tmpBmp.DeleteObject();

	m_txtClipFont.CreateFont(42,0,0,0,FW_BOLD,0,0,0,GB2312_CHARSET,OUT_DEFAULT_PRECIS,
		CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,DEFAULT_PITCH|FF_SWISS,_T("Arial"));

	m_txtTitleFont.CreateFont(14,0,0,0,FW_BOLD,0,0,0,GB2312_CHARSET,OUT_DEFAULT_PRECIS,
		CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,DEFAULT_PITCH|FF_SWISS,_T("Arial"));

	m_txtTimeFont.CreateFont(10,0,0,0,FW_NORMAL,0,0,0,GB2312_CHARSET,OUT_DEFAULT_PRECIS,
		CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,DEFAULT_PITCH|FF_SWISS,_T("Arial"));

	m_InitDC = false;

	m_Volume = 0;

	if(m_TcpPlayer.Init("0.01",1))
	{
		m_Volume = m_TcpPlayer.GetVolume();
		m_Volume /= 10;
		if (m_Volume < 2)
		{
			m_Volume = 2;
		}

		if (m_Volume > 9)
		{
			m_Volume = 9;
		}

		m_Volume -= 2;

		char cFileName[] = "\\Storage Card\\1.mp3";
		m_TcpPlayer.SetCurrentPlayFile(cFileName);
		
		//m_CurrentFile = GetFileName(CString(cFileName));
				
		m_TcpPlayer.SetPlayerNotify(this, (LONG)PlayerNotifyProc);

		m_CurentDuration = TEXT("00:00");
		m_CurrentTime = TEXT("");
		m_CurrentFile = TEXT("");
	}
}

CMusicPlayerDlg::~CMusicPlayerDlg()
{
	m_txtTimeFont.DeleteObject();
	m_txtTitleFont.DeleteObject();
	m_txtClipFont.DeleteObject();
	m_BgDC.DeleteDC();
}

void CMusicPlayerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_BUTTON_CLOSE, m_butClose);
	DDX_Control(pDX, IDC_BUTTON_PLAYPAUSE, m_butPlay);
	DDX_Control(pDX, IDC_BUTTON_STOP, m_butStop);
	DDX_Control(pDX, IDC_BUTTON_PRE, m_butPre);
	DDX_Control(pDX, IDC_BUTTON_NEXT, m_butNext);
	DDX_Control(pDX, IDC_BUTTON_VOLADD, m_butAdd);
	DDX_Control(pDX, IDC_BUTTON_VOLDEC, m_butVolDec);
	DDX_Control(pDX, IDC_BUTTON_SOUND, m_butSound);
	DDX_Control(pDX, IDC_PROGRESS_MUSIC, m_prgFile);
}

BEGIN_MESSAGE_MAP(CMusicPlayerDlg, CDialog)
#if defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
	ON_WM_SIZE()
#endif
	//}}AFX_MSG_MAP
	ON_WM_ERASEBKGND()
	ON_WM_PAINT()
	ON_BN_CLICKED(IDC_BUTTON_CLOSE, &CMusicPlayerDlg::OnBnClickedButtonClose)
	ON_BN_CLICKED(IDC_BUTTON_PLAYPAUSE, &CMusicPlayerDlg::OnBnClickedButtonPlaypause)
	ON_BN_CLICKED(IDC_BUTTON_STOP, &CMusicPlayerDlg::OnBnClickedButtonStop)
	ON_BN_CLICKED(IDC_BUTTON_PRE, &CMusicPlayerDlg::OnBnClickedButtonPre)
	ON_BN_CLICKED(IDC_BUTTON_NEXT, &CMusicPlayerDlg::OnBnClickedButtonNext)
	ON_BN_CLICKED(IDC_BUTTON_SOUND, &CMusicPlayerDlg::OnBnClickedButtonSound)
	ON_BN_CLICKED(IDC_BUTTON_VOLDEC, &CMusicPlayerDlg::OnBnClickedButtonVoldec)
	ON_BN_CLICKED(IDC_BUTTON_VOLADD, &CMusicPlayerDlg::OnBnClickedButtonVoladd)
	ON_WM_LBUTTONDOWN()
END_MESSAGE_MAP()


// CMusicPlayerDlg 消息处理程序

BOOL CMusicPlayerDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

#ifdef WIN32_PLATFORM_WFSP
	if (!m_dlgCommandBar.Create(this) ||
	    !m_dlgCommandBar.InsertMenuBar(IDR_MAINFRAME))
	{
		TRACE0("未能创建 CommandBar\n");
		return FALSE;      // 未能创建
	}
#endif // WIN32_PLATFORM_WFSP
	// TODO: 在此添加额外的初始化代码
	
	MoveWindow(0,10,320,240,TRUE);
	//CenterWindow(GetDesktopWindow());
	
	m_butClose.MoveWindow(200,205,35,35);
	m_butClose.LoadBitmaps(IDB_MUSIC_CLOSE,IDB_MUSIC_CLOSED);
	
	m_butPlay.MoveWindow(0,185,55,55);
	m_butPlay.LoadBitmaps(IDB_MUSIC_PLAY,IDB_MUSIC_PAUSE);
	
	m_butStop.MoveWindow(64,205,35,35);
	m_butStop.LoadBitmaps(IDB_MUSIC_STOP,IDB_MUSIC_STOPD);
	
	m_butPre.MoveWindow(110,205,35,35);
	m_butPre.LoadBitmaps(IDB_MUSIC_PRE,IDB_MUSIC_PRED);
	
	m_butNext.MoveWindow(155,205,35,35);
	m_butNext.LoadBitmaps(IDB_MUSIC_NEXT,IDB_MUSIC_NEXTD);

	m_butVolDec.MoveWindow(258,195,21,21);
	m_butVolDec.LoadBitmaps(IDB_MUSIC_VOLDEC,IDB_MUSIC_VOLDECD);

	m_butAdd.MoveWindow(293,195,21,21);
	m_butAdd.LoadBitmaps(IDB_MUSIC_ADDVOL,IDB_MUSIC_ADDVOLD);

	m_butSound.MoveWindow(258,167,20,20);
	m_butSound.LoadBitmaps(IDB_MUSIC_SOUND,IDB_MUSIC_MUTE);
	
	m_prgFile.MoveWindow(38,174,177,5);
	m_prgFile.LoadBitmap(IDB_MUSIC_PRGEMPTY,IDB_MUSIC_PRGFULL);
	m_prgFile.SetRange(0,100);
	m_prgFile.SetPos(0);

	m_Timer = timeSetEvent(1000,100,(LPTIMECALLBACK)PlayerTimeProc,(DWORD)this,TIME_PERIODIC);

	return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
}

#if defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
void CMusicPlayerDlg::OnSize(UINT /*nType*/, int /*cx*/, int /*cy*/)
{
	DRA::RelayoutDialog(
		AfxGetInstanceHandle(), 
		this->m_hWnd, 
		DRA::GetDisplayMode() != DRA::Portrait ? 
			MAKEINTRESOURCE(IDD_MUSICPLAYER_DIALOG_WIDE) : 
			MAKEINTRESOURCE(IDD_MUSICPLAYER_DIALOG));
}
#endif


BOOL CMusicPlayerDlg::OnEraseBkgnd(CDC* pDC)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	if (!m_InitDC)
	{
		CBitmap tmpBmp;
		tmpBmp.CreateCompatibleBitmap(pDC,320,240);
		m_MemDC.CreateCompatibleDC(pDC);
		m_MemDC.SelectObject(&tmpBmp);
		m_MemDC.SelectObject(&m_txtClipFont);
		m_MemDC.SetBkMode(TRANSPARENT);
		m_MemDC.SetTextColor(RGB(255,255,255));			
		tmpBmp.DeleteObject();		
		m_InitDC = true;
	}
	return FALSE;
	return CDialog::OnEraseBkgnd(pDC);
}

void CMusicPlayerDlg::OnPaint()
{
	CPaintDC dc(this); // device context for painting
	// TODO: 在此处添加消息处理程序代码
	// 不为绘图消息调用 CDialog::OnPaint()
	
	m_MemDC.BitBlt(0,0,320,240,&m_BgDC,0,0,SRCCOPY);	
	if (!m_CurrentFile.IsEmpty())
	{
		int time = m_TcpPlayer.GetPossion();
		
		if (time < 0)
		{
			time = 0;
		}
		m_CurrentTime.Format(TEXT("%02d:%02d"),time / 60, time % 60);
		m_prgFile.SetPos(time);
		
		m_MemDC.SelectObject(m_txtClipFont);
		m_MemDC.SetTextColor(RGB(144,151,143));
		m_MemDC.DrawText(m_CurrentTime,CRect(100,48,224,95),DT_CENTER|DT_VCENTER);

		m_MemDC.SelectObject(m_txtTitleFont);
		m_MemDC.SetTextColor(RGB(255,255,255));
		m_MemDC.DrawText(m_CurrentFile,CRect(0,107,320,120),DT_CENTER|DT_VCENTER);		

		m_MemDC.SelectObject(m_txtTimeFont);
		m_MemDC.DrawText(m_CurentDuration,CRect(217,171,247,181),DT_CENTER|DT_VCENTER);
	}	
	DrawVolume(&m_MemDC);
	dc.BitBlt(0,0,320,240,&m_MemDC,0,0,SRCCOPY);
}

void CMusicPlayerDlg::OnBnClickedButtonClose()
{
	// TODO: 在此添加控件通知处理程序代码
	EndDialog(0);
}

void CMusicPlayerDlg::OnBnClickedButtonPlaypause()
{
	// TODO: 在此添加控件通知处理程序代码
	if (!m_TcpPlayer.HasPlayFile())
	{
		MessageBox(TEXT("没有指定播放文件"));
		return;
	}
	if (!m_TcpPlayer.IsPlaying())
	{
		if(m_TcpPlayer.Play(true))
		{
			int time = m_TcpPlayer.GetDuration();

			if (time < 0)
			{
				time = 0;
			}
			
			m_CurentDuration.Format(TEXT("%02d:%02d"),time / 60, time % 60);

			m_prgFile.SetRange(0,time);
			
			m_CurrentFile = GetFileName(m_TcpPlayer.GetPlayFileName());

			Invalidate();
			m_butPlay.LoadBitmaps(IDB_MUSIC_PAUSE,IDB_MUSIC_PLAY);
		}
	}
	else
	{
		if(m_TcpPlayer.Play(false))
			m_butPlay.LoadBitmaps(IDB_MUSIC_PLAY,IDB_MUSIC_PAUSE);
	}

	m_butPlay.Invalidate();
	
}

void CMusicPlayerDlg::OnBnClickedButtonStop()
{
	// TODO: 在此添加控件通知处理程序代码
	m_TcpPlayer.Stop();
	m_butPlay.LoadBitmaps(IDB_MUSIC_PLAY,IDB_MUSIC_PAUSE);
	m_butPlay.Invalidate();
}

void CMusicPlayerDlg::OnBnClickedButtonPre()
{
	// TODO: 在此添加控件通知处理程序代码
	OnBnClickedButtonStop();
	m_TcpPlayer.Prev();
}

void CMusicPlayerDlg::OnBnClickedButtonNext()
{
	// TODO: 在此添加控件通知处理程序代码
	OnBnClickedButtonStop();
	m_TcpPlayer.Next();
}

void CMusicPlayerDlg::OnBnClickedButtonSound()
{
	// TODO: 在此添加控件通知处理程序代码
	if (m_TcpPlayer.GetMute())
	{
		m_butSound.LoadBitmaps(IDB_MUSIC_SOUND,IDB_MUSIC_MUTE);
		m_TcpPlayer.SetMute(false);
	}
	else
	{
		m_butSound.LoadBitmaps(IDB_MUSIC_MUTE,IDB_MUSIC_SOUND);
		m_TcpPlayer.SetMute(true);
	}
	
	m_butSound.Invalidate();
}

// 绘制音量
void CMusicPlayerDlg::DrawVolume(CDC* pDC)
{
	int startX = 279;
	int startY = 180;	
	
	int iVolume = m_TcpPlayer.GetVolume();

	if (iVolume == -1)
	{
		iVolume = 0;
	}

	iVolume /= 10;

	if (iVolume < 2 )
	{
		iVolume = 2;
	}

	if (iVolume > 9)
	{
		iVolume = 9;
	}

	m_Volume = iVolume - 2;


	for (UINT i = 0; i <= m_Volume; i++)
	{
		RECT rc;
		rc.left = startX + 5 * i;
		rc.top = startY - i;
		rc.right = rc.left + 3;
		rc.bottom = startY + 6;
		
		pDC->FillSolidRect(&rc,RGB(255,255,255));
	}
}

void CMusicPlayerDlg::OnBnClickedButtonVoldec()
{
	// TODO: 在此添加控件通知处理程序代码
	if (m_Volume > 0)
	{
		m_Volume--;

		int iVolume = m_Volume + 2;
		iVolume *= 10;
		
		m_TcpPlayer.SetVolume(iVolume);

		CRect rc(280,167,320,187);		
		InvalidateRect(&rc);
		//Invalidate();
	}
}

void CMusicPlayerDlg::OnBnClickedButtonVoladd()
{
	// TODO: 在此添加控件通知处理程序代码
	if (m_Volume < 7)
	{
		m_Volume++;
		
		int iVolume = m_Volume + 2;
		iVolume *= 10;

		m_TcpPlayer.SetVolume(iVolume);

		CRect rc(280,167,320,187);		
		InvalidateRect(&rc);
	}
}

CString CMusicPlayerDlg::GetFileName(CString sPathName)
{
	CString FileExt;
	FileExt.Empty();
	// 文件名长度
	int strLen = sPathName.GetLength() - 1;

	for(int i = strLen; i >= 0; i--)
	{
		// 查找文件名中最好一个'.'
		if(sPathName.GetAt(i) == '\\')
		{
			// 提取文件扩展名
			FileExt = sPathName.Right(strLen - i);
			break;
		}
	}
	return FileExt;
}

void PlayerTimeProc(UINT uTimerID, UINT uMsg, DWORD_PTR dwUser, DWORD_PTR dw1, DWORD dw2)
{
	CMusicPlayerDlg *pDlg = (CMusicPlayerDlg*)dwUser;
	pDlg->InvalidateRect(CRect(100,48,224,95));
}

void CMusicPlayerDlg::OnLButtonDown(UINT nFlags, CPoint point)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	if (point.x >= 38 && point.y >= 169 && point.x <= 213 && point.y <= 183)
	{				
		int iPos = ((point.x - 38) * (m_prgFile.m_Max - m_prgFile.m_Min)) / (213 - 38);
	
		m_prgFile.SetPos(iPos);
		m_TcpPlayer.SetPossion(iPos);
	}

	CDialog::OnLButtonDown(nFlags, point);
}

int PlayerNotifyProc(LPVOID pWnd, int Id, int Value)
{		
		CMusicPlayerDlg *pMusic = (CMusicPlayerDlg*)pWnd;

		CString str;
		str.Format(TEXT("ID:%x,Value:%d\r\n"),Id,Value);
		OutputDebugString(str);
	 	
		if (Id == PLAYER_EXIT_AT_END)
		{			
			pMusic->OnBnClickedButtonStop();
		}

	return 0;
}