www.pudn.com > EndpointDetection_Pitch.zip > Prompt.cpp

// Prompt.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "Pitch.h" 
#include "Prompt.h" 
#include "PitchDlg.h" 
#include "PerfDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
extern int PerfectX, PerfectY; 
extern int PerfectPlayedNote; 
extern int PerfectGuessedNote; 
extern BYTE CurrentChannel; 
extern BYTE bStatus;      // Midi status byte 
extern BYTE bChannel;	   // Midi channel byte 
extern BYTE bData1;       // First midi data byte 
extern BYTE bData2;       // Second midi data byte//  Play note and wait until it finishes    
extern NoteWaitTimeLength; 
extern BYTE InstrumentNumber; 
extern char NoteDescription[]; 
extern char NoteTable2[]; 
extern int LowPianoNote; 
extern int HighPianoNote; 
 
MSG PromptMessage;                                                             
 
int PromptTimerKey; 
int PromptWaitLength = 5;    // 250 milliseconds 
int PromptTimerWaitSwitch = 0; 
 
///////////////////////////////////////////////////////////////////////////// 
// CPrompt dialog 
 
 
CPrompt::CPrompt(CWnd* pParent /*=NULL*/) 
	: CDialog(CPrompt::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CPrompt) 
		// NOTE: the ClassWizard will add member initialization here 
	//}}AFX_DATA_INIT 
} 
 
 
void CPrompt::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CPrompt) 
	DDX_Control(pDX, IDC_GetOutOfPrompt, m_GetOutOfPrompt); 
	DDX_Control(pDX, IDC_Incorrect, m_Incorrect); 
	DDX_Control(pDX, IDC_Correct, m_Correct); 
	//}}AFX_DATA_MAP 
} 
 
 
BEGIN_MESSAGE_MAP(CPrompt, CDialog) 
	//{{AFX_MSG_MAP(CPrompt) 
	ON_WM_TIMER() 
	ON_BN_CLICKED(IDC_GetOutOfPrompt, OnGetOutOfPrompt) 
	ON_BN_CLICKED(IDC_Correct, OnCorrect) 
	ON_BN_CLICKED(IDC_Incorrect, OnIncorrect) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CPrompt message handlers 
 
BEGIN_EVENTSINK_MAP(CPrompt, CDialog) 
    //{{AFX_EVENTSINK_MAP(CPrompt) 
	//}}AFX_EVENTSINK_MAP 
END_EVENTSINK_MAP() 
 
BOOL CPrompt::OnInitDialog()  
{ 
	CDialog::OnInitDialog(); 
char TempDescription[3] = " "; 
int BaseNotePlayed, BaseNoteGuessed; 
	// Popup dialog below notes on relative dialog 
	m_GetOutOfPrompt.SetShade(SHS_HARDBUMP,6,30); 
	m_GetOutOfPrompt.SetTextColor(RedColour); 
	m_GetOutOfPrompt.SetFont("Signature",24,20); 
	MoveWindow(PerfectX+200,PerfectY+5,350,180,TRUE); 
	BaseNotePlayed = ((PerfectPlayedNote+3)%12) + 1; 
	BaseNoteGuessed = PerfectGuessedNote; 
	strncpy(TempDescription,NoteTable2 + (BaseNotePlayed-1)*2, 2);  
	m_Correct.SetWindowText(TempDescription);	 
	strncpy(TempDescription,NoteTable2 + (BaseNoteGuessed-1)*2 ,2);  
	m_Incorrect.SetWindowText(TempDescription); 
	m_Correct.SetTextColor(GreenColour); 
	m_Incorrect.SetTextColor(RedColour); 
 
	 
	BaseNoteGuessed = (BaseNoteGuessed - BaseNotePlayed); 
	// Rework PerfectGuessedNote for play routine 
	PerfectGuessedNote = PerfectPlayedNote + BaseNoteGuessed; 
 
	if (PerfectGuessedNote > HighPianoNote)  
		{PerfectGuessedNote = PerfectGuessedNote - 12;} 
	if (PerfectGuessedNote < LowPianoNote) 
		{PerfectGuessedNote = PerfectGuessedNote - 12;} 
	return TRUE;  // return TRUE unless you set the focus to a control 
	              // EXCEPTION: OCX Property Pages should return FALSE 
} 
 
long CPrompt::PlayPromptNote(int NoteNumber) 
{ 
	CPitchDlg abc; 
	long NoteError = 0; 
	// Send instrument 
	bStatus   = MIDI_PROGRAM_CHANGE; 
	bChannel  = CurrentChannel; 
	bData1    = InstrumentNumber; 
	bData2    = '\x00';  // Not used 
	abc.SendShortMessage(); 
	bStatus   = MIDI_NOTE_ON; 
	bChannel  = CurrentChannel; 
	bData1    = NoteNumber;   
	bData2    = '\x7f';	 // Volume 
	abc.SendShortMessage(); 
	DoPromptWait(NoteWaitTimeLength); 
	bStatus   = MIDI_NOTE_OFF; 
	bChannel  = CurrentChannel; 
	bData1    = NoteNumber;   
	bData2    = '\x00';	 // Volume 
	abc.SendShortMessage(); 
    return (NoteError); 
} 
 
 
void CPrompt::OnTimer(UINT nIDEvent)  
{ 
	PromptTimerWaitSwitch = 1; 
 
	 
	CDialog::OnTimer(nIDEvent); 
} 
 
void CPrompt::DoPromptWait(int PromptWaitTimeInMilliseconds) 
{ 
	PromptTimerWaitSwitch = 0; 
//  default is a value of 5 which would be made into 25 milliseconds 
	PromptTimerKey = SetTimer(1, PromptWaitTimeInMilliseconds, NULL);                           
	ASSERT(PromptTimerKey !=0); 
//  Wait until the timer changes RelativeTimerWaitSwitch to non zero.  
//  The PeekMessage will allow the message through 
	while (PromptTimerWaitSwitch == 0)                                                   
		{if(::PeekMessage(&PromptMessage, NULL, 0, 0, PM_REMOVE))                    
			{                                                                     
			::TranslateMessage(&PromptMessage);                                         
			::DispatchMessage(&PromptMessage);                                          
			}  
        }; 
	KillTimer(PromptTimerKey);                                                      
} 
 
 
void CPrompt::OnCorrect()  
{ 
	PlayPromptNote(PerfectPlayedNote);	 
} 
 
void CPrompt::OnIncorrect()  
{ 
	PlayPromptNote(PerfectGuessedNote);	 
} 
 
void CPrompt::OnGetOutOfPrompt()  
{ 
	CDialog::OnOK();		 
}