AccompanyCube/RecordFormUnit.cpp

// ---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop

#include "GlobalUnit.h"
#include "RecordFormUnit.h"
#include "MessageFormUnit.h"
#include "ProgressFormUnit.h"

bool RECORD_FROM_FILE = false;

static const TCursor crBeginPos = 0x57, crEndPos = 0x58;
// ---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "PNGButton"
#pragma resource "*.dfm"
USEFORM("MessageFormUnit.cpp", MessageForm);

TRecordForm *RecordForm;

extern TPNGButton *g_btnFontChange;
extern Vcl::Extctrls::TPanel *g_panelFontName;
extern CommonListBoxUnit::TListBox *g_lbFontSelect;
// ---------------------------------------------------------------------------
__fastcall TRecordForm::TRecordForm(TComponent* Owner) : TBackgroundForm(Owner) {
	m_nVolLevel = 0;

	m_bKeyDown = false;

	m_iStartBar = m_iLastStartBar = 0;
	m_dblStartPoint = m_dblLastStartPoint = 0;
	m_tTimer = m_tAccuracy = 0;

	m_bModifyRecord = false;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::FormCreate(TObject *Sender)
{
	SetTransparent( this );

	m_lblPlayTime->Font->Color = RGB(60, 43, 23);
	m_lblBeat->Font->Color = RGB(60, 43, 23);
	m_lblTempo->Font->Color = RGB(60, 43, 23);
	m_lblKey->Font->Color = RGB(60, 43, 23);

	m_pBmpWhiteDDown = new TBitmap();
	m_pBmpWhiteDDown->LoadFromResourceName(int(HInstance), "KBWhiteDDown");
	m_pBmpWhiteLDown = new TBitmap();
	m_pBmpWhiteLDown->LoadFromResourceName(int(HInstance), "KBWhiteLDown");
	m_pBmpWhiteRDown = new TBitmap();
	m_pBmpWhiteRDown->LoadFromResourceName(int(HInstance), "KBWhiteRDown");
	m_pBmpBlackDown = new TBitmap();
	m_pBmpBlackDown->LoadFromResourceName(int(HInstance), "KBBlackDown");
	m_nBlackWidth = m_pBmpBlackDown->Width;
	m_nBlackHeight = m_pBmpBlackDown->Height;
	m_nWhiteWidth = m_pBmpWhiteDDown->Width;
	m_nGroupWidth = m_nWhiteWidth * 7;

	// Add by GGGrass 2012年12月14日 13:08:34
	m_imgFirst = new TPngImage();
	m_imgFirst->LoadFromResourceName(int(HInstance), L"NoticeImage1");
	m_imgSecond = new TPngImage();
	m_imgSecond->LoadFromResourceName(int(HInstance), L"NoticeImage2");
	m_imgThird = new TPngImage();
	m_imgThird->LoadFromResourceName(int(HInstance), L"NoticeImage3");
	m_imgForth = new TPngImage();
	m_imgForth->LoadFromResourceName(int(HInstance), L"NoticeImage4");

	// End By GGGrass 2012年12月14日 13:08:39
	m_aBlackHitTest[0].x1 = 12;
	m_aBlackHitTest[0].iKey = 1;
	m_aBlackHitTest[1].x1 = 32;
	m_aBlackHitTest[1].iKey = 3;
	m_aBlackHitTest[2].x1 = 72;
	m_aBlackHitTest[2].iKey = 6;
	m_aBlackHitTest[3].x1 = 92;
	m_aBlackHitTest[3].iKey = 8;
	m_aBlackHitTest[4].x1 = 112;
	m_aBlackHitTest[4].iKey = 10;
	for (int i = 0; i < 5; i++)
		m_aBlackHitTest[i].x2 = m_aBlackHitTest[i].x1 + m_pBmpBlackDown->Width;

	m_aKey[0].xPos = -1;
	m_aKey[0].pBmp = m_pBmpWhiteRDown;
	m_aKey[1].xPos = 12;
	m_aKey[1].pBmp = m_pBmpBlackDown;
	m_aKey[2].xPos = 19;
	m_aKey[2].pBmp = m_pBmpWhiteDDown;
	m_aKey[3].xPos = 32;
	m_aKey[3].pBmp = m_pBmpBlackDown;
	m_aKey[4].xPos = 39;
	m_aKey[4].pBmp = m_pBmpWhiteLDown;
	m_aKey[5].xPos = 59;
	m_aKey[5].pBmp = m_pBmpWhiteRDown;
	m_aKey[6].xPos = 72;
	m_aKey[6].pBmp = m_pBmpBlackDown;
	m_aKey[7].xPos = 79;
	m_aKey[7].pBmp = m_pBmpWhiteDDown;
	m_aKey[8].xPos = 92;
	m_aKey[8].pBmp = m_pBmpBlackDown;
	m_aKey[9].xPos = 99;
	m_aKey[9].pBmp = m_pBmpWhiteDDown;
	m_aKey[10].xPos = 112;
	m_aKey[10].pBmp = m_pBmpBlackDown;
	m_aKey[11].xPos = 119;
	m_aKey[11].pBmp = m_pBmpWhiteLDown;

	m_iPressGroup = m_iPressKey = -1;

	Screen->Cursors[crBeginPos] = LoadCursor(HInstance, L"BeginCursor");
	Screen->Cursors[crEndPos] = LoadCursor(HInstance, L"EndCursor");

	m_btnAudioEffect->Visible = true;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::FormDestroy(TObject *Sender) {
	if (m_panelBarsShow->IsPlaying())
		StopClick(NULL);

	if (m_imgFirst)
		delete m_imgFirst;
	if (m_imgSecond)
		delete m_imgSecond;
	if (m_imgThird)
		delete m_imgThird;
	if (m_imgForth)
		delete m_imgForth;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::FormActivate(TObject *Sender)
{
	if( Sender ){
		return;
    }

	//显示节拍速度
	m_lblBeat->Caption = g_strTimeSignature[g_iMelodyTimeSignature];
	m_lblTempo->Caption = IntToStr(g_nMelodyTempo);
	//显示调
	if (g_iMelodyKey >= 0) {
		m_lblKey->Caption = g_strMelodyKey[g_iMelodyKey];
		m_btnKeyChange->Visible = true;
	}
	else {
		m_lblKey->Caption = "-";
		m_btnKeyChange->Visible = false;
	}
	//显示播放时间点
	if( !g_lstMelodyBars.empty() ){
		ShowPlayTime();
	}
	else {
		m_lblPlayTime->Caption = "--:--:---";
	}
    //有关音量的设置
	if (g_fRecordVolume < 0) {
		g_fRecordVolume = f_MM_GetStreamVolume(1) / 100.0;
	}
	else {
		f_MM_SetStreamVolume(1, g_fRecordVolume);
	}

	if (g_fSpeakerVolume < 0) {
		g_fSpeakerVolume = f_MM_GetStreamVolume(0) / 100.0;
	}
	else {
		f_MM_SetStreamVolume(0, g_fSpeakerVolume);
	}

	m_nSpeakerVolPos = 100 - g_fSpeakerVolume * 100;
	m_nMicrophoneVolPos = 100 - g_fRecordVolume * 100;

	m_btnSpeakerVolPos->Top = DPIY(5 + m_nSpeakerVolPos);
	m_btnMicrophoneVolPos->Top = DPIY(5 + m_nMicrophoneVolPos);
	m_btnSpeakerVolPos->Hint = IntToStr(100 - m_nSpeakerVolPos);
	m_btnMicrophoneVolPos->Hint = IntToStr(100 - m_nMicrophoneVolPos);

	//有关按钮的初始化
	m_bModifyRecord = false;
	m_btnModify->Down = false;
	m_btnBeginPos->Down = false;
	m_btnBeginPos->Enabled = false;
	m_btnEndPos->Down = false;
	m_btnEndPos->Enabled = false;
	m_btnWithCompose->Enabled = false;
	m_btnWithCompose->Down = g_bPredefine;
	m_panelBarsShow->ShowModifyPos(false);

	m_btnModify->Enabled = !g_lstMelodyBars.empty();// && !g_bMidiMelody;
	m_btnNextStep->Enabled = !g_lstMelodyBars.empty();

	m_btnAudioEffect->Enabled = g_bAudioLoaded;

	m_btnPlay->Visible = true;
	m_btnPlay->Enabled = !g_lstMelodyBars.empty();
	m_btnPlay->Down = false;

	m_btnRecord->Enabled = true;
	m_btnRecord->Down = false;

	m_btnPause->Visible = false;
	m_btnStop->Enabled = false;

	m_panelBarsShow->InitialVars(g_lstMelodyBars.size());
	m_bAudioModified = false;

	m_iStartBar = m_iLastStartBar = 0;
	m_dblStartPoint = m_dblLastStartPoint = 0;
	m_panelBarsShow->SetPlayPoint(0, 0);
	ShowPlayTime();

	m_panelBarsShow->SetFocus();
	m_panelBarsShow->Invalidate();
	Invalidate();
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::FormDeactivate(TObject *Sender)
{
	if( Application->ActiveFormHandle!=Application->MainFormHandle ){
		return;
	}

	g_bCanStep = true;
	StopClick(NULL);

	ShowKeyboard( false );

	if (m_panelMicrophoneVolSet->Visible) {
		m_panelMicrophoneVolSet->Hide();
		m_btnVolMicrophoneSet->Down = false;
	}
	if (m_panelSpeakerVolSet->Visible) {
		m_panelSpeakerVolSet->Hide();
		m_btnVolSpeakerSet->Down = false;
	}

	for( int i=0; i<g_lstMelodyBars.size(); i++ ){
		g_lstMelodyBars[i]->tBarVol.bRecording = false;
	}

	if( Sender && m_bAudioModified ){
		if( g_bPredefine ){
			ClearGlobalVars( LIST_COMPLETEVOLS );
			g_bComposeLoaded = false;
		}
		else{
			ClearGlobalVars(LIST_MELODYCHORDS | LIST_MELODYSTAGES
											| LIST_COMPOSESTAGES | LIST_COMPLETEVOLS);
		}
	}
}
//---------------------------------------------------------------------------

void __fastcall TRecordForm::FormResize(TObject *Sender)
{
//	m_imgRightBottomConner->Left = Width - 6;
//	m_imgRightBottomConner->Top = Height - 6;
//	m_imgLeftBottomConner->Top = Height - 6;
//	m_imgBottomSide->Top = Height - 6;
//	m_imgBottomSide->Width = Width - 12;
//	m_imgRightSide->Left = Width - 6;
//	m_imgRightSide->Height = Height - 6;
	int wOriClient = 798,
		hOriClient = 494;

	m_imgBreakH->Width = Width - DPIX(28);
	m_imgBreakI->Left = Width - DPIX(wOriClient - 649);
	m_btnAudioEffect->Left = m_imgBreakI->Left - DPIX(60);


	m_btnPrevStep->Top = Height - DPIY(hOriClient - 460);
	m_btnNextStep->Top = m_btnPrevStep->Top;
	m_btnNextStep->Left = ClientWidth - DPIX(wOriClient - 705);
	m_btnVolSpeakerSet->Top = Height - DPIY(hOriClient - 455);
	m_btnVolMicrophoneSet->Top = m_btnVolSpeakerSet->Top;
	m_btnMicSet->Top = m_btnVolSpeakerSet->Top;
	m_panelVolLevel->Top = m_btnVolSpeakerSet->Top;
	m_btnShowKeyboard->Top = m_panelVolLevel->Top;
	m_panelSpeakerVolSet->Top = Height - DPIY(hOriClient - 322);
	m_panelMicrophoneVolSet->Top = m_panelSpeakerVolSet->Top;
	m_panelKeyboard->Top = m_panelSpeakerVolSet->Top;
	m_panelMusicInfo->Left = Width - DPIX(wOriClient - 666);
	m_lbKeySelect->Left = m_panelMusicInfo->Left + m_btnKeyChange->Left - m_lbKeySelect->Width;

	m_panelBarsShow->SetBounds( m_panelBarsShow->Left,
								m_panelBarsShow->Top,
								ClientWidth,
								ClientHeight - DPIY(84) );

	m_imgNotice->Left = (m_panelBarsShow->Width - m_imgNotice->Width) / 2;
	m_imgNotice->Top = (m_panelBarsShow->Height - m_imgNotice->Height) / 3;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::StepClick(TObject *Sender)
{
	PostMessage(Application->MainFormHandle, UM_JUMP_PAGE, Sender==m_btnNextStep?WPARAM(2):WPARAM(0),LPARAM(this));
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::VolLevelPaint(TObject *Sender) {
	int xPos = 0;
	for (int i = 0; i < m_nVolLevel; i++) {
		if (i < 22) {
			m_pbVolLevel->Canvas->Brush->Color = RGB(70, 154, 8);
			m_pbVolLevel->Canvas->Pen->Color = RGB(70, 154, 8);
		}
		else if (i < 32) {
			m_pbVolLevel->Canvas->Brush->Color = RGB(221, 241, 2);
			m_pbVolLevel->Canvas->Pen->Color = RGB(221, 241, 2);
		}
		else if (i < 42) {
			m_pbVolLevel->Canvas->Brush->Color = RGB(221, 122, 0);
			m_pbVolLevel->Canvas->Pen->Color = RGB(221, 122, 0);
		}
		else if (i < 52) {
			m_pbVolLevel->Canvas->Brush->Color = RGB(215, 78, 2);
			m_pbVolLevel->Canvas->Pen->Color = RGB(215, 78, 2);
		}
		else {
			m_pbVolLevel->Canvas->Brush->Color = RGB(255, 0, 0);
			m_pbVolLevel->Canvas->Pen->Color = RGB(255, 0, 0);
		}

		m_pbVolLevel->Canvas->Rectangle(xPos, 0, xPos + 2,
			m_pbVolLevel->Height);

		xPos += 3;
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::ShowKeyboardClick(TObject *Sender) {
	ShowKeyboard( !m_panelKeyboard->Visible );
}

// ---------------------------------------------------------------------------
void TRecordForm::ShowKeyboard( bool bShow )
{
	if( bShow && !m_panelKeyboard->Visible ){
		// 创建模拟键盘设备
		HRESULT hResult = f_MM_CreateRealTimeMIDIStream( false );
		if (hResult != S_OK) {
			DebugPrint("Create realtime midi stream error.\n");
		}
		else{
			m_panelKeyboard->Show();
			m_btnShowKeyboard->Down = true;
		}
	}
	else if( !bShow && m_panelKeyboard->Visible ){
		m_panelKeyboard->Hide();
		m_btnShowKeyboard->Down = false;

		// 释放模拟键盘设备
		HRESULT hResult = f_MM_FreeRealTimeMIDIStream();
		if (hResult != S_OK) {
			DebugPrint("Free realtime midi stream error.\n");
		}
    }
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::KeyboardPaint(TObject *Sender) {
	if (m_bKeyDown) {
		int xPos = m_iPressGroup * m_nGroupWidth + m_aKey[m_iPressKey].xPos;
		m_pbKeyboard->Canvas->Draw(xPos, 0, m_aKey[m_iPressKey].pBmp);
	}
}

// ---------------------------------------------------------------------------
int TRecordForm::KeyboardGetPressKey(int X, int Y) {
	short iPressKey = -1, iPressGroup = X / m_nGroupWidth;
	int xInGroup = X % m_nGroupWidth;

	int iWhite = xInGroup / m_nWhiteWidth;
	if (iWhite < 3)
		iPressKey = iWhite * 2;
	else
		iPressKey = iWhite * 2 - 1;

	if (Y < m_nBlackHeight) {
		for (int i = 0; i < 5; i++) {
			if (xInGroup >= m_aBlackHitTest[i].x1 && xInGroup <
				m_aBlackHitTest[i].x2) {
				iPressKey = m_aBlackHitTest[i].iKey;
				break;
			}
		}
	}

	return MAKELONG(iPressKey, iPressGroup);
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::KeyboardMouseDown(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y) {
	if (Sender == m_pbKeyboard && Button == mbLeft) {
		m_bKeyDown = true;

		int iKey = KeyboardGetPressKey(X, Y);
		int iPressGroup = HIWORD(iKey);
		int iPressKey = LOWORD(iKey);

		if (iPressGroup != m_iPressGroup || iPressKey != m_iPressKey) {
			HRESULT hRet =
				f_MM_RealTimeMIDINoteOn(iPressGroup * 12 + iPressKey + 48);

			m_iPressGroup = iPressGroup;
			m_iPressKey = iPressKey;

			m_pbKeyboard->Invalidate();
		}
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::KeyboardMouseMove(TObject *Sender,
	TShiftState Shift, int X, int Y) {
	if (m_bKeyDown && X >= 0 && Y >= 0 && X < m_pbKeyboard->Width && Y <
		m_pbKeyboard->Height) {
		int iKey = KeyboardGetPressKey(X, Y);
		int iPressGroup = HIWORD(iKey);
		int iPressKey = LOWORD(iKey);

		if (iPressGroup != m_iPressGroup || iPressKey != m_iPressKey) {
			HRESULT hRet = f_MM_RealTimeMIDINoteOff(m_iPressGroup * 12 + m_iPressKey + 48);
			hRet = f_MM_RealTimeMIDINoteOn( iPressGroup * 12 + iPressKey + 48);

			m_iPressGroup = iPressGroup;
			m_iPressKey = iPressKey;
			m_pbKeyboard->Invalidate();
		}
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::KeyboardMouseUp(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y) {
	if (Button == mbLeft && m_bKeyDown) {
		m_bKeyDown = false;

		f_MM_RealTimeMIDINoteOff(m_iPressGroup*12 + m_iPressKey + 48);

		m_iPressGroup = m_iPressKey = -1;

		m_pbKeyboard->Invalidate();
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::BtnVolSetClick(TObject *Sender) {
	if (Sender == m_btnVolSpeakerSet) {
		if (m_panelSpeakerVolSet->Visible) {
			m_panelSpeakerVolSet->Hide();
			m_btnVolSpeakerSet->Down = false;
		}
		else {
			m_panelSpeakerVolSet->Show();
			m_btnVolSpeakerSet->Down = true;
		}
	}
	else if (Sender == m_btnVolMicrophoneSet) {
		if (m_panelMicrophoneVolSet->Visible) {
			m_panelMicrophoneVolSet->Hide();
			m_btnVolMicrophoneSet->Down = false;
		}
		else {
			m_panelMicrophoneVolSet->Show();
			m_btnVolMicrophoneSet->Down = true;
		}
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::ImgVolSetMouseDown(TObject *Sender, TMouseButton Button, TShiftState Shift, int X, int Y) {
	if (Button == mbLeft && X > DPIX(8) && X < DPIX(24) && Y >= DPIY(16) && Y <= DPIY(116)) {
		int yPos = Y - DPIY(16);
		if (Sender == m_imgSpeakerVolSet) {
			m_nSpeakerVolPos = yPos;
			m_btnSpeakerVolPos->Top = yPos + DPIY(5);
			m_btnSpeakerVolPos->Hint = IntToStr(100 - m_nSpeakerVolPos);

			g_fSpeakerVolume = (100 - m_nSpeakerVolPos) / 100.0;
			f_MM_SetStreamVolume(0, g_fSpeakerVolume);
		}
		else {
			m_nMicrophoneVolPos = yPos;
			m_btnMicrophoneVolPos->Top = yPos + DPIY(5);
			m_btnMicrophoneVolPos->Hint = IntToStr(100 - m_nMicrophoneVolPos);

			g_fRecordVolume = (100 - m_nMicrophoneVolPos) / 100.0;
			f_MM_SetStreamVolume(1, g_fRecordVolume);
		}
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::BtnVolPosMouseDown(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y) {
	if (Button == mbLeft) {
		m_bPosDraging = true;
		m_yPosDragBegin = Y;
		((TPNGButton*)Sender)->Hint = "";
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::BtnVolPosMouseMove(TObject *Sender,
	TShiftState Shift, int X, int Y) {
	if (m_bPosDraging == true) {
		int yPos = (Sender == m_btnSpeakerVolPos) ? m_nSpeakerVolPos :
			m_nMicrophoneVolPos;
		yPos += Y - m_yPosDragBegin;

		if (yPos < 0)
			yPos = 0;
		else if (yPos > 100)
			yPos = 100;

		if (Sender == m_btnSpeakerVolPos) {
			m_nSpeakerVolPos = yPos;
			m_btnSpeakerVolPos->Top = yPos + 5;
		}
		else {
			m_nMicrophoneVolPos = yPos;
			m_btnMicrophoneVolPos->Top = yPos + 5;
		}
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::BtnVolPosMouseUp(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y)

{
	if (Button == mbLeft) {
		m_bPosDraging = false;

		if (Sender == m_btnSpeakerVolPos) {
			m_btnSpeakerVolPos->Hint = IntToStr(100 - m_nSpeakerVolPos);

			g_fSpeakerVolume = (100 - m_nSpeakerVolPos) / 100.0;
			f_MM_SetStreamVolume(0, g_fSpeakerVolume);
		}
		else {
			m_btnMicrophoneVolPos->Hint = IntToStr(100 - m_nMicrophoneVolPos);

			g_fRecordVolume = (100 - m_nMicrophoneVolPos) / 100.0;
			f_MM_SetStreamVolume(1, g_fRecordVolume);
		}
	}
}
// ---------------------------------------------------------------------------
void TRecordForm::LoadMelodyFromFile()
{
	StopClick( NULL );
	m_bFromFile = true;

	if (m_btnModify->Down) {
		m_btnModify->Down = false;
		m_panelBarsShow->ShowModifyPos();
	}

	// 指定工程文件名
	wstring strFileName;
	TOpenDialog * pDlg = new TOpenDialog(NULL);
	pDlg->Title = "打开旋律文件";
	pDlg->Options << ofFileMustExist;
	pDlg->InitialDir = ExtractFilePath(g_strProjectName.c_str());
	pDlg->Filter = "MIDI文件 (*.mid)|*.mid|音频文件 (*.wav)|*.wav";
	pDlg->DefaultExt = "mid";
	if (pDlg->Execute(Handle)) {
		strFileName = pDlg->FileName.c_str();
	}
	delete pDlg;

	if( strFileName.length() > 0 ){
		ClearGlobalVars();
		m_panelBarsShow->InitialVars(0);
		m_iStartBar = 0;
		m_dblStartPoint = 0;
		m_panelBarsShow->SetPlayPoint(m_iStartBar, (int)m_dblStartPoint);
		m_dwLastVol = 0;
		g_bAudioLoaded = false;

		m_bFromFile = true;
		int iFileType = FILETYPE_MIDI;
		if( ExtractFileExt( strFileName.c_str() ).CompareIC(".wav")==0 ){
			iFileType = FILETYPE_WAVE;
			g_bMidiMelody = false;
		}
		else{
			g_bMidiMelody = true;
		}

		PostMessage(Application->MainFormHandle, UM_REFRESH_PAGE_STATE, PAGE_RECORDONLY, 0); //禁止跳转及打开/新建工程

		TProgressForm *frmProgress = new TProgressForm(NULL);

		int ret = frmProgress->MM_Load( strFileName.c_str(), iFileType );
		TMessage msgReturn = frmProgress->m_MsgTransparent;

		delete frmProgress;

		if( ret==mrOk ){
			int iTS, iTempo;
			f_MM_GetMelodyInfo( NULL, &iTS, &iTempo );
			if( iTS!=g_iMelodyTimeSignature ){
				SetMelodyTS( iTS );
			}

			if( iTempo!=g_nMelodyTempo ){
				SetMelodyTempo( iTempo );
			}

			m_lblBeat->Caption = g_strTimeSignature[g_iMelodyTimeSignature];
			m_lblTempo->Caption = IntToStr(g_nMelodyTempo);

			PostMessage( Handle, msgReturn.Msg, msgReturn.WParam, msgReturn.LParam );
		}
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::RecordClick(TObject *Sender)
{
	HRESULT hr = S_FALSE;
	m_bFromFile = false;

	m_iRecordBar = 0;
	m_dblRecordPoint = 0;

	int nMelodyBeatsPerMeasure = g_iMelodyTimeSignature == 0 ? 4 :
		g_iMelodyTimeSignature == 1 ? 3 : g_iMelodyTimeSignature == 2 ? 2 : 3;
	double dblEditStartBar = -1, dblEditEndBar = -1,
			   dblPlayStartBar = 0;
	int iWithCompose = 0;

	bool bModify = m_btnModify->Down || g_bPredefine;

	if (!bModify ){
		if( !g_lstMelodyBars.empty() ){
			if( MessageForm->ShowMessage( "确定清除当前内容重新录音？",
										MB_YESNO | MB_ICONQUESTION )==mrNo ){
				return;
			}
			else{
				ClearGlobalVars();
				ResetAudioEffects();
				m_panelBarsShow->InitialVars(0);

				m_iStartBar = 0;
				m_dblStartPoint = 0;
				m_panelBarsShow->SetPlayPoint(0,0);
				m_dwLastVol = 0;
				g_bAudioLoaded = false;
				g_fAudioVolume = 1;
				f_MM_SetStreamVolume(2, 1);
			}
		}
	}
	else{
		int iModifyBeginBar, iModifyBeginPoint, iModifyEndBar, iModifyEndPoint;
		m_panelBarsShow->GetModifyPos(true, iModifyBeginBar, iModifyBeginPoint);
		m_panelBarsShow->GetModifyPos(false, iModifyEndBar,	iModifyEndPoint);

		if( m_iStartBar>iModifyBeginBar || ( m_iStartBar==iModifyBeginBar
									&& m_dblStartPoint>=iModifyBeginPoint )){
			if (iModifyBeginBar > 0)
				m_iStartBar = iModifyBeginBar - 1;
			else
				m_iStartBar = 0;

			m_dblStartPoint = 0;
			m_panelBarsShow->SetPlayPoint(m_iStartBar, 0);
		}

		dblPlayStartBar = m_iStartBar + m_dblStartPoint/POINTS_PER_BAR;

		MELODYBAR *pBV = NULL;
		if( iModifyBeginBar>=0 ){
			pBV = g_lstMelodyBars[iModifyBeginBar];
			m_dwLastVol = pBV->tBarVol.aVols[iModifyBeginPoint];
			dblEditStartBar = iModifyBeginBar + (double)iModifyBeginPoint/POINTS_PER_BAR;
		}
		else{
			pBV = g_lstMelodyBars[0];
			m_dwLastVol = pBV->tBarVol.aVols[0];
		}

		if( iModifyEndBar>=0 )
			dblEditEndBar = iModifyEndBar + (double)iModifyEndPoint/POINTS_PER_BAR;

		if( m_btnWithCompose->Down )
			iWithCompose |= TYPE_BASECOMPOSE;
		if( g_bPredefine )
			iWithCompose |= TYPE_PREDEFINE;
	}

	BYTE* pBeatData = NULL;
	int nBeatSize = 0;

//	if( g_bPrebeat && g_iSelectedStyleID>0 && ( !bModify || dblEditEndBar<=0 && !g_bPredefine )){
	if( g_iSelectedStyleID>0 && ( g_bPrebeat || bModify && m_btnWithCompose->Down )){
		pBeatData = new BYTE[1000000];
		nBeatSize = 1000000;

		hr = f_SM_GetPrebeat( nBeatSize, pBeatData, g_iSelectedStyleID );
		if( hr!=0 ){
			delete[] pBeatData;
			pBeatData = NULL;

			nBeatSize = 0;
		}
	}

	f_MM_LoadPrebeat( pBeatData, nBeatSize );

	if( pBeatData ){
		delete[] pBeatData;
		pBeatData = NULL;
	}

	hr = f_MM_Record(Handle, dblPlayStartBar, dblEditStartBar, dblEditEndBar, iWithCompose);

	if( hr==S_OK ){
		if( !bModify ){
			m_imgNotice->Visible = true;
			String strSignature = L"";
			int nBPM = nMelodyBeatsPerMeasure;
			if( g_iMelodyTimeSignature==3 ){
				nBPM = 2;
			}
			//strSignature = L"Melody Time Signature: " +	IntToStr(nBPM);
			//OutputDebugString(strSignature.c_str());
			ShowNoticeImg(nBPM - 1);
			// End Add By GGGrass 2012年12月14日 11:02:55

			// 第一小节
			MELODYBAR * pBV = new MELODYBAR;
			pBV->tBarVol.aVols[0] = 0;
			pBV->tBarVol.bInvalid = true;
			g_lstMelodyBars.push_back(pBV);
			m_panelBarsShow->AddNewBar(0);
			m_panelBarsShow->SetPlayPoint(0, 0);
		}

		SetPlayTimer(true, m_tTimer, m_tAccuracy, Handle);
		m_panelBarsShow->Play(true);

		m_lblKey->Caption = "-";
		m_btnKeyChange->Visible = false;
		m_btnRecord->Enabled = false;
		m_btnRecord->Down = true;
		m_btnStop->Enabled = true;
		m_btnPlay->Enabled = false;
		m_btnPlay->Visible = true;
		m_btnPause->Visible = false;
		m_btnModify->Enabled = false;
		m_btnBeginPos->Enabled = false;
		m_btnEndPos->Enabled = false;
		m_btnWithCompose->Enabled = false;
		m_btnAudioEffect->Enabled = false;
		m_btnMicSet->Enabled = false;

		m_btnPrevStep->Enabled = false;
		m_btnNextStep->Enabled = false;

//		Application->MainForm->Perform(UM_HANDLEAUTOPROJ, 0, 0);//add by tj 2013/1/2
		PostMessage(Application->MainFormHandle, UM_REFRESH_PAGE_STATE, PAGE_RECORDONLY, 0); //禁止跳转及打开/新建工程
	}
	else{
		ShowErrorMessage( hr );

		if( hr==3 || hr==6 || hr==37 || hr==46 || hr==23 ){
			g_iRecordDevice = g_iRecordInput = -1;
			PostMessage(Application->MainFormHandle, UM_MICSETTING, WPARAM(0),LPARAM(0));
		}
	}

	Application->MainForm->Update();
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::StopClick(TObject *Sender) {
	if (m_panelBarsShow->IsPlaying()) {
		SetPlayTimer(false, m_tTimer, m_tAccuracy);
		f_MM_Stop();
		m_nVolLevel = 0;
		m_pbVolLevel->Invalidate();
		m_panelBarsShow->Play(false);
	}

	if( g_lstMelodyStages.size()> 0){
		m_btnModify->Enabled = true;
		if( m_btnModify->Down ){
			m_btnBeginPos->Enabled = true;
			m_btnEndPos->Enabled = true;
			m_btnWithCompose->Enabled = true;
		}

		PostMessage(Application->MainFormHandle, UM_REFRESH_PAGE_STATE, PAGE_ALL, 0);
	}

	m_imgNotice->Visible = false;
	m_btnStop->Enabled = false;
	m_btnRecord->Enabled = true;
	m_btnRecord->Down = false;
	m_btnPlay->Visible = true;
	m_btnPlay->Enabled = !g_lstMelodyBars.empty();
	m_btnPlay->Down = false;
	m_btnPause->Visible = false;
	m_btnPrevStep->Enabled = true;
	m_btnMicSet->Enabled = true;

	m_iStartBar = m_iLastStartBar;
	m_dblStartPoint = m_dblLastStartPoint;
	m_panelBarsShow->SetPlayPoint(m_iStartBar, (int)m_dblStartPoint);
	ShowPlayTime();
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::PlayClick(TObject *Sender) {
	double dblAudioStartPoint = m_iStartBar + m_dblStartPoint / POINTS_PER_BAR;

	f_MM_SetStreamVolume(2, 1);
	HRESULT hr = f_MM_Play(Handle, dblAudioStartPoint, TYPE_AUDIO);

	SetPlayTimer(true, m_tTimer, m_tAccuracy, Handle);

	m_panelBarsShow->Play(true);
	m_btnRecord->Enabled = false;
	m_btnPlay->Visible = false;
	m_btnPlay->Down = true;
	m_btnPause->Visible = true;
	m_btnStop->Enabled = true;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::PauseClick(TObject *Sender) {
	if (m_panelBarsShow->IsPlaying()) {
		SetPlayTimer(false, m_tTimer, m_tAccuracy);

		f_MM_Stop();

		m_nVolLevel = 0;
		m_pbVolLevel->Invalidate();

		m_panelBarsShow->Play(false);
	}

	m_btnPlay->Visible = true;
	m_btnPlay->Down = false;
	m_btnPause->Visible = false;
}

// ---------------------------------------------------------------------------
void TRecordForm::ShowPlayTime() {
	char strTime[10];

	GetPlayTime(m_iStartBar, m_dblStartPoint, strTime);

	m_lblPlayTime->Caption = strTime;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::UMMediaTime(TMessage &Message) {
	if (!m_panelBarsShow->IsPlaying())
		return;

	bool bRecording = m_btnRecord->Down, bNewBar = false;
	int iBar = m_iStartBar;
	double dblStartPoint = m_dblStartPoint + g_dblStep;
	int iLastPoint = (int)m_dblStartPoint;

	if (dblStartPoint >= (double)POINTS_PER_BAR) {
		dblStartPoint -= POINTS_PER_BAR;
		iBar++;
		bNewBar = true;
	}

	if (m_imgNotice->Visible) {
		int nBPM =  g_iMelodyTimeSignature==0 ? 4 : g_iMelodyTimeSignature==1 ? 3 : 2;
		int iInterval = ( nBPM==4 ? 30 :nBPM==3 ? 40 : 60 );
		int  iIndex = dblStartPoint/iInterval;

		ShowNoticeImg( nBPM-iIndex-1 );
	}

	if (bRecording ){
		int iModifyBeginBar(-1), iModifyBeginPoint(0),
			iModifyEndBar(-1), iModifyEndPoint(0);

		if( m_btnModify->Down ){
			m_panelBarsShow->GetModifyPos(true, iModifyBeginBar, iModifyBeginPoint);
			m_panelBarsShow->GetModifyPos(false, iModifyEndBar, iModifyEndPoint);
		}

		if (!((iBar > iModifyBeginBar ||
					iBar == iModifyBeginBar && dblStartPoint >= (double)iModifyBeginPoint)
									&& (iModifyEndBar < 0
					|| iBar <	iModifyEndBar
					|| iBar == iModifyEndBar && dblStartPoint<(double)iModifyEndPoint))) {
			bRecording = false;
		}
		else if( !m_bAudioModified ){
			m_bAudioModified = true;
		}
	}

	// 获取实时音量
	DWORD dwVolume = 0;

	if (bRecording) {
		dwVolume = f_MM_GetStreamVolume(1);
	}
	else {
		dwVolume = f_MM_GetStreamVolume(6);
	}

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

	m_nVolLevel = (53 * LOWORD(dwVolume)) / 0x8000;
	m_pbVolLevel->Invalidate();

	if (bNewBar) {
		bool bAutoStop = ( !bRecording || g_bPredefine ) && iBar==g_lstMelodyBars.size();

		if( bRecording ) {
			MELODYBAR *pBV = g_lstMelodyBars[m_iStartBar];
			if (iLastPoint < POINTS_PER_BAR - 1) {
				for (int i = iLastPoint + 1; i < POINTS_PER_BAR; i++) {
					pBV->tBarVol.aVols[i] = m_dwLastVol;
				}

				m_panelBarsShow->InvalidateBar(m_iStartBar, iLastPoint,
					POINTS_PER_BAR - 1);
			}

			if( !bAutoStop && iBar == g_lstMelodyBars.size() ) {
				if (m_imgNotice->Visible)
					m_imgNotice->Visible = false;

				MELODYBAR * pNewBV = new MELODYBAR;
				pNewBV->tBarVol.aVols[0] = m_dwLastVol;
				g_lstMelodyBars.push_back(pNewBV);
				m_panelBarsShow->AddNewBar(iBar);
			}

			iLastPoint = 0;
		}

		if( bAutoStop ){
			if( bRecording ){
				m_iRecordBar = iBar-1;
				m_dblRecordPoint = POINTS_PER_BAR - 1;
			}

			StopClick(NULL);
			return;
		}
	}

	int iCurrPoint = (int)dblStartPoint;
	if (iBar != m_iStartBar || iCurrPoint != (int)m_dblStartPoint) {
		MELODYBAR *pBV = g_lstMelodyBars[iBar];
		if (bRecording || m_bFromFile && pBV->tBarVol.bRecording) {
			pBV->tBarVol.bRecording = true;
			if (iLastPoint < iCurrPoint) {
				for (int i = iLastPoint; i < iCurrPoint; i++) {
					pBV->tBarVol.aVols[i] = m_dwLastVol;
				}

				m_panelBarsShow->InvalidateBar(iBar, iLastPoint, iCurrPoint);
			}

			pBV->tBarVol.aVols[iCurrPoint] = dwVolume;
			m_dwLastVol = dwVolume;
		}
		else if (pBV->tBarVol.bRecording) {
			pBV->tBarVol.bRecording = false;
			m_panelBarsShow->InvalidateBar(iBar, iLastPoint, iCurrPoint);
		}

		m_panelBarsShow->SetPlayPoint(iBar, (int)dblStartPoint);
	}

	m_iStartBar = iBar;
	m_dblStartPoint = dblStartPoint;
	if( bRecording ){
		m_iRecordBar = iBar;
		m_dblRecordPoint = dblStartPoint;
	}

	ShowPlayTime();
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::UMRecordComplete(TMessage &Message)
{
	int msDelay = Message.WParamHi;
	int nValidNotes = Message.WParamLo;
	int nOffsetBars = Message.LParamLo;
	int nValidBars = Message.LParamHi;

	if( g_bPredefine )
		nValidBars = g_lstMelodyBars.size();

	bool bJump = false;

	if (nValidBars == 0) {
		for( int i=g_lstMelodyBars.size()-1; i>=0; i-- ){
			delete g_lstMelodyBars[i];
		}
		g_lstMelodyBars.clear();

		MessageForm->ShowMessage(L"无效的音频输入\n请调整话筒音量后重新录音！",	MB_OK | MB_ICONERROR);
		Application->MainForm->Update();

		m_btnModify->Down = false;
		m_btnPlay->Enabled = false;
		g_bAudioLoaded = false;
		g_bWeakup = false;

		g_iMelodyKey = -1;
		m_lblKey->Caption = "-";
		m_btnKeyChange->Visible = false;
	}
	else {
		int iModifyBeginBar, iModifyBeginPoint, iModifyEndBar, iModifyEndPoint;
		m_panelBarsShow->GetModifyPos(true, iModifyBeginBar, iModifyBeginPoint);
		m_panelBarsShow->GetModifyPos(false, iModifyEndBar, iModifyEndPoint);

		int iShiftBeginBar=0, iShiftBeginPoint=0,
			iShiftEndBar=g_lstMelodyBars.size()-1, iShiftEndPoint=POINTS_PER_BAR-1; //最后位置

		if( m_iRecordBar==iModifyBeginBar && (int)m_dblRecordPoint<=iModifyBeginPoint
							|| m_iRecordBar<iModifyBeginBar ){
			iShiftEndBar = iShiftEndPoint = 0;
		}
		else{
			bJump = true;

			if( iModifyBeginBar>=0 ){
				iShiftBeginBar = iModifyBeginBar;
				iShiftBeginPoint = iModifyBeginPoint;
			}

			if( m_iRecordBar==iModifyEndBar && (int)m_dblRecordPoint<=iModifyEndPoint
								|| m_iRecordBar<iModifyEndBar ){
				iShiftEndBar = m_iRecordBar;
				iShiftEndPoint = (int)m_dblRecordPoint;
			}
			else if( iModifyEndBar>=0 ){
				iShiftEndBar = iModifyEndBar;
				iShiftEndPoint = iModifyEndPoint;
			}
		}

		if( !g_bPredefine && bJump ){
/*			if( nValidNotes < 7 ){
				String strMessage = L"可识别的有效音符数不足，可能导致旋律分析不准确！";
				MessageForm->ShowMessage(strMessage, MB_OK | MB_ICONINFORMATION);
			}
*/
			if (m_btnModify->Down) {
				m_btnBeginPos->Enabled = true;
				m_btnEndPos->Enabled = true;
				m_panelBarsShow->ShowModifyPos();
				if (g_lstMelodyStages.size() > 0)
					m_btnWithCompose->Enabled = true;
			}
			else if(!m_bFromFile){
				MELODYBAR* pMB0 = g_lstMelodyBars[0];
				delete pMB0;
				g_lstMelodyBars.erase(g_lstMelodyBars.begin());
			}

			f_MM_GetMelodyInfo(&g_iMelodyKey, NULL, NULL);
			m_lblKey->Caption = g_strMelodyKey[g_iMelodyKey];
			m_btnKeyChange->Visible = true;

			SetWavNotes();
		}

		g_bAudioLoaded = true;

		if (nOffsetBars > 0) {
			m_panelBarsShow->SetModifyPos(true, -1, -1);
			m_panelBarsShow->SetModifyPos(false, -1, -1);
			iModifyEndBar = iModifyBeginBar = -1;
			m_iLastStartBar = m_iStartBar = 0;
			m_dblLastStartPoint = m_dblStartPoint = 0;
			m_panelBarsShow->SetPlayPoint(m_iStartBar, (int)m_dblStartPoint);

			iShiftBeginBar -= nOffsetBars;
			if( iShiftBeginBar<0 ){
				iShiftBeginBar = 0;
				iShiftBeginPoint = 0;
			}
			iShiftEndBar -= nOffsetBars;
			if( iShiftEndBar<0 ){
				iShiftEndBar = 0;
				iShiftEndPoint = 0;
			}
		}
		else{
			if (nValidBars <= iModifyEndBar || nValidBars <= iModifyBeginBar) {
				m_panelBarsShow->SetModifyPos(true, -1, -1);
				m_panelBarsShow->SetModifyPos(false, -1, -1);
			}

			if (nValidBars <= m_iLastStartBar) {
				m_iLastStartBar = m_iStartBar = 0;
				m_dblLastStartPoint = m_dblStartPoint = 0;
				m_panelBarsShow->SetPlayPoint(m_iStartBar, (int)m_dblStartPoint);
			}
		}

		if( nValidBars<=iShiftBeginBar ){
			iShiftBeginBar = iShiftEndBar = 0;
			iShiftBeginPoint = iShiftEndPoint = 0;
		}
		else if( nValidBars<=iShiftEndBar ){
			iShiftEndBar = nValidBars-1;
			iShiftEndPoint = POINTS_PER_BAR-1;
		}

		if (m_bFromFile) {
			for (int i = 0; i < nValidBars; i++) {
				MELODYBAR * pBV = new MELODYBAR;
				pBV->tBarVol.bRecording = false;
				pBV->tBarVol.bInvalid = false;

				for( int j=0; j<POINTS_PER_BAR; j++ ){
					pBV->tBarVol.aVols[j] = f_MM_GetAudioVolume( i + j/(double)POINTS_PER_BAR );
				}

				g_lstMelodyBars.push_back(pBV);
			}
		}
		else if( !g_bPredefine ){
			MELODYBARLIST::iterator iBV = g_lstMelodyBars.begin();
			for (int i = 0; i < nOffsetBars; i++) {
				delete(*iBV);
				iBV = g_lstMelodyBars.erase(iBV);

			}
			for (int i = 0; i < nValidBars; i++) {
				(*iBV)->tBarVol.bRecording = false;
				(*iBV)->tBarVol.bInvalid = false;
				iBV++;
			}
			while (iBV != g_lstMelodyBars.end()) {
				delete(*iBV);
				iBV = g_lstMelodyBars.erase(iBV);
			}
		}

		//波形移位
		int nShift = (int)(msDelay / (g_dblTimePerBar/POINTS_PER_BAR));
		DebugPrint( "Shift %d points from %d.%d to %d.%d\n", nShift,
						iShiftBeginBar, iShiftBeginPoint, iShiftEndBar, iShiftEndPoint );
		if( nShift>0 &&	(iShiftEndBar-iShiftBeginBar)*POINTS_PER_BAR
						+ (iShiftEndPoint-iShiftBeginPoint) > nShift ){
			int iShiftToBar = iShiftBeginBar, iShiftToPoint = iShiftBeginPoint,
				iShiftFromBar = iShiftBeginBar,	iShiftFromPoint = iShiftToPoint+nShift;
			if( iShiftFromPoint>=POINTS_PER_BAR ){
				iShiftFromPoint %= POINTS_PER_BAR;
				iShiftFromBar++;
			}

			while( iShiftFromBar<iShiftEndBar || iShiftFromBar==iShiftEndBar
												&& iShiftFromPoint<=iShiftEndPoint ){
				g_lstMelodyBars[iShiftToBar]->tBarVol.aVols[iShiftToPoint]
					= g_lstMelodyBars[iShiftFromBar]->tBarVol.aVols[iShiftFromPoint];

				iShiftToPoint++;
				if( iShiftToPoint>=POINTS_PER_BAR ){
					iShiftToPoint = 0;
					iShiftToBar++;
				}

				iShiftFromPoint++;
				if( iShiftFromPoint>=POINTS_PER_BAR ){
					iShiftFromPoint = 0;
					iShiftFromBar++;
				}
			}
		}
	}

	m_panelBarsShow->InitialVars(nValidBars);

	// Enter the forth page while we has done recording
	if( nValidBars>0 ){
		PostMessage(Application->MainFormHandle, UM_REFRESH_PAGE_STATE, PAGE_ALL, 0);

		if( bJump ){
			if( g_bPredefine ){
				SaveAutoProj();
			}

			g_iComposeKey = -1;
			PostMessage(Application->MainFormHandle, UM_JUMP_PAGE, WPARAM(4),LPARAM(this));
		}
	}
	else{
		PostMessage(Application->MainFormHandle, UM_REFRESH_PAGE_STATE, PAGE_SETUPRECORD, 0);
	}

	m_btnPrevStep->Enabled = true;
	m_btnNextStep->Enabled = !g_lstMelodyBars.empty();
	m_btnRecord->Down = false;
	m_btnPlay->Visible = true;
	m_btnPlay->Enabled = !g_lstMelodyBars.empty();
	m_btnRecord->Enabled = true;
	m_btnPlay->Down = false;
	m_btnPause->Visible = false;
	m_btnStop->Enabled = false;
	m_btnAudioEffect->Enabled = g_bAudioLoaded;

//	Application->MainForm->Perform(UM_HANDLEAUTOPROJ, 1, 0);//add by tj 2013/1/2
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::UMRecordVolJust(TMessage &Message) {
	m_nMicrophoneVolPos = 100 - (int)Message.WParam;
	m_btnMicrophoneVolPos->Top = 5 + m_nMicrophoneVolPos;
	m_btnMicrophoneVolPos->Hint = IntToStr(100 - m_nMicrophoneVolPos);

	g_fRecordVolume = (int)Message.WParam / 100.0;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::KeyboardMouseEnter(TObject *Sender) {
	Screen->Cursor = crHandPoint;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::KeyboardMouseLeave(TObject *Sender) {
	Screen->Cursor = crDefault;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::ModifyClick(TObject *Sender) {
	m_bModifyRecord = !m_bModifyRecord;

	if (m_bModifyRecord) {
		m_btnModify->Down = true;
		m_btnBeginPos->Enabled = true;
		m_btnEndPos->Enabled = true;
		if (g_lstMelodyStages.size() > 0)
			m_btnWithCompose->Enabled = true;
		m_panelBarsShow->ShowModifyPos();
	}
	else {
		m_btnModify->Down = false;
		m_btnBeginPos->Down = false;
		m_btnBeginPos->Enabled = false;
		m_btnEndPos->Down = false;
		m_btnEndPos->Enabled = false;
		m_btnWithCompose->Enabled = false;
		m_panelBarsShow->ShowModifyPos(false);
	}
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::BarsShowMouseDown(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y) {
	m_panelBarsShow->SetFocus();

	if (m_panelSpeakerVolSet->Visible) {
		m_panelSpeakerVolSet->Hide();
		m_btnVolSpeakerSet->Down = false;
	}

	if (m_panelMicrophoneVolSet->Visible) {
		m_panelMicrophoneVolSet->Hide();
		m_btnVolMicrophoneSet->Down = false;
	}

	if (m_panelKeyboard->Visible) {
		ShowKeyboard( false );
	}

	if (!m_btnRecord->Down) {
		if (Button == mbLeft) {
			if (m_btnBeginPos->Enabled && m_btnBeginPos->Down ||
				m_btnEndPos->Enabled && m_btnEndPos->Down) {
				X += 6;
				Y += 19;
			}

			int iHitType = -1;
			DWORD dwHit = m_panelBarsShow->HitTest(X, Y, iHitType);
			int iHitBar = LOWORD(dwHit), iHitPoint = HIWORD(dwHit);

			if (iHitType > 0) {
				//2013.1.25
				m_iBX = X;
				m_iHitBar = iHitBar;
				m_iHitPoint = iHitPoint;

				m_bDragOrHit = true;

				if( m_btnBeginPos->Enabled && m_btnBeginPos->Down ){
					if( m_panelBarsShow->SetModifyPos(true, iHitBar, iHitPoint)){
						m_btnBeginPos->Down = false;
					}

					m_bDragOrHit = false;
				}
				else if (m_btnEndPos->Enabled && m_btnEndPos->Down) {
					if(	m_panelBarsShow->SetModifyPos(false, iHitBar, iHitPoint)){
						m_btnEndPos->Down = false;
					}

					m_bDragOrHit = false;
				}
			}
		}
		else if (Button == mbRight) {
			if( m_btnModify->Down) {
				if( m_btnBeginPos->Enabled && m_btnBeginPos->Down
										|| m_btnEndPos->Enabled && m_btnEndPos->Down) {
				   m_btnBeginPos->Down = false;
				   m_btnEndPos->Down = false;
				   m_panelBarsShow->Cursor = crDefault;
				}else {
					m_bModifyRecord = false;
					m_btnModify->Enabled = true;
					m_btnModify->Down = false;
					m_btnBeginPos->Down = false;
					m_btnBeginPos->Enabled = false;
					m_btnEndPos->Down = false;
					m_btnEndPos->Enabled = false;
					m_btnWithCompose->Enabled = false;
					m_panelBarsShow->ShowModifyPos(false);
				}
			}
		}
	}

}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::BeginPosClick(TObject *Sender) {
	m_btnBeginPos->Down = true;
	m_btnEndPos->Down = false;
}

// ---------------------------------------------------------------------------
void __fastcall TRecordForm::EndPosClick(TObject *Sender) {
	m_btnBeginPos->Down = false;
	m_btnEndPos->Down = true;
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::PlayTimeClick(TObject *Sender) {
	g_bShowPlayTick = !g_bShowPlayTick;
	if (m_lblPlayTime->Caption.Compare("--:--:---") != 0)
		ShowPlayTime();
	if (g_bShowPlayTick) {
		m_lblPlayTime->Hint = "当前位置(节拍)";
	}
	else {
		m_lblPlayTime->Hint = "当前位置(时间)";
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::BarsShowMouseMove(TObject *Sender,
	TShiftState Shift, int X, int Y) {
	if (m_btnBeginPos->Enabled && m_btnBeginPos->Down) {
		m_panelBarsShow->Cursor = crBeginPos;
	}
	else if (m_btnEndPos->Enabled && m_btnEndPos->Down) {
		m_panelBarsShow->Cursor = crEndPos;
	}
	else if (m_panelBarsShow->Cursor != crDefault) {
		m_panelBarsShow->Cursor = crDefault;
	}

	if( m_bDragOrHit ) {
		if( X - m_iBX >= 5)	{
			m_bDragOrHit = false;
			m_panelBarsShow->ShowModifyPos();
			m_btnBeginPos->Enabled = true;
			m_btnEndPos->Enabled = true;
			m_btnBeginPos->Down = false;
			m_btnEndPos->Down = false;
			m_btnModify->Enabled = true;
			m_btnModify->Down = true;
			m_bModifyRecord = true;
			m_bIsBeginSel = TRUE;
			if (g_lstMelodyStages.size() > 0)
				m_btnWithCompose->Enabled = true;
			m_panelBarsShow->SetModifyPos(true, m_iHitBar, m_iHitPoint);
			m_btnBeginPos->Down = false;

			int iEndBar, iEndPoint;
			m_panelBarsShow->GetModifyPos(false, iEndBar, iEndPoint);
			if( iEndBar>=0 && ( iEndBar<m_iHitBar
						|| iEndBar==m_iHitBar && iEndPoint<m_iHitPoint+10 )){
           		m_panelBarsShow->SetModifyPos(false, -1, -1);
			}
	  }
	}

	if (m_bIsBeginSel && m_bModifyRecord) {
		// Here we must judge the mouse button
		if (m_btnBeginPos->Enabled && m_btnBeginPos->Down ||
			m_btnEndPos->Enabled && m_btnEndPos->Down) {
			X += 6;
			Y += 19;
		}

		int iHitType = -1;
		DWORD dwHit = m_panelBarsShow->HitTest(X, Y, iHitType);
		int iHitBar = LOWORD(dwHit), iHitPoint = HIWORD(dwHit);

		if (iHitType > 0) {
			int iBeginBar, iBeginPoint;
			m_panelBarsShow->GetModifyPos(true, iBeginBar, iBeginPoint);

			if (iBeginBar < 0 || iHitBar > iBeginBar ||
				iHitBar == iBeginBar && iHitPoint>iBeginPoint+15 ) {
				m_panelBarsShow->SetModifyPos(false, iHitBar, iHitPoint);
				m_btnEndPos->Down = false;
			}
		}
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::WithComposeClick(TObject *Sender) {
	m_btnWithCompose->Down = !m_btnWithCompose->Down;
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::FormKeyDown(TObject *Sender, WORD &Key, TShiftState Shift)
{
	switch (Key) {
	case VK_F9:
		if (m_btnNextStep->Enabled) {
			StepClick(m_btnNextStep);
		}
		break;

	case VK_F8:
		if (m_btnPrevStep->Enabled) {
			StepClick(m_btnPrevStep);
		}
		break;

	case VK_F12:
#ifdef _PROFESSIONAL
		if (m_btnRecord->Enabled && !m_btnRecord->Down){
			LoadMelodyFromFile();
		}
#endif
		break;

	case VK_ESCAPE:
		if (m_panelMicrophoneVolSet->Visible) {
			m_panelMicrophoneVolSet->Hide();
			m_btnVolMicrophoneSet->Down = false;
		}
		if (m_panelSpeakerVolSet->Visible) {
			m_panelSpeakerVolSet->Hide();
			m_btnVolSpeakerSet->Down = false;
		}
		if (m_panelKeyboard->Visible) {
			ShowKeyboard( false );
		}

		break;

	case ' ':
		if (m_btnPause->Visible && m_btnPause->Enabled) {
			PauseClick(NULL);
		}
		else if (m_btnPlay->Visible && m_btnPlay->Enabled) {
			PlayClick(NULL);
		}
		else if (m_btnStop->Enabled) {
			StopClick(NULL);
		}

		break;

	case 'W':
		if (m_panelBarsShow->IsPlaying()) {
			StopClick(NULL);
		}
		if (g_lstMelodyBars.size() > 0) {
			m_iStartBar = m_iLastStartBar = 0;
			m_dblStartPoint = m_dblLastStartPoint = 0;
			m_panelBarsShow->SetPlayPoint(0, 0);
			ShowPlayTime();
		}
		break;

	case 'R':
		if (m_btnRecord->Enabled && !m_btnRecord->Down) {
			RecordClick(NULL);
		}

		break;

	case 'P':
		if (m_btnModify->Enabled) {
			ModifyClick(NULL);
		}
		break;

	case 'B':
		if (m_btnBeginPos->Enabled) {
			BeginPosClick(NULL);
		}
		break;

	case 'E':
		if (m_btnEndPos->Enabled) {
			EndPosClick(NULL);
		}
		break;

	case 'K':
		if (m_btnWithCompose->Enabled) {
			WithComposeClick(NULL);
		}
		break;

	default:
		//Application->MainForm->OnKeyDown( Sender, Key, Shift );
		break;
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::DeleteBarsClick(TObject *Sender) {
	// 删除所选小节
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::KeyChangeMouseDown(TObject *Sender, TMouseButton Button, TShiftState Shift, int X, int Y)
{
	Perform( UM_HIDEPOPCONTROL, 0, 0 );

	if (!m_lbKeySelect->Visible) {
		m_btnKeyChange->Down = true;
		if (m_lbKeySelect->ItemIndex != g_iMelodyKey)
			m_lbKeySelect->ItemIndex = g_iMelodyKey;
		m_lbKeySelect->Show();
		m_lbKeySelect->SetFocus();
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::LBKeySelectMouseDown(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y) {

	if (X >= 0 && X < m_lbKeySelect->Width && Y >= 0 && Y <	m_lbKeySelect->Height) {
		int iKey = m_lbKeySelect->ItemIndex;

		if( iKey >= 0 && iKey != g_iMelodyKey ){
			g_iMelodyKey = iKey;
			m_lblKey->Caption = g_strMelodyKey[g_iMelodyKey];

			if( g_bPredefine ){
				g_bBaseComposeLoaded = false;
				g_bComposeLoaded = false;
			}
			else{
				SetWavNotes();
				m_bAudioModified = true;
			}
		}
	}

	m_lbKeySelect->Hide();
	m_btnKeyChange->Down = false;
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::BarsShowMouseUp(TObject *Sender,
	TMouseButton Button, TShiftState Shift, int X, int Y) {
	//
	m_bDragOrHit = false;
	int iHitType = -1;
	DWORD dwHit = m_panelBarsShow->HitTest(X, Y, iHitType);
	int iHitBar = LOWORD(dwHit), iHitPoint = HIWORD(dwHit);

	if( iHitBar == m_iHitBar && abs(iHitPoint - m_iHitPoint)<2 && !m_btnBeginPos->Down
															&& !m_btnEndPos->Down){
		m_iLastStartBar = m_iStartBar = m_iHitBar;
		m_dblLastStartPoint = m_dblStartPoint = m_iHitPoint;
		m_panelBarsShow->SetPlayPoint(m_iStartBar,(int)m_dblStartPoint);
		ShowPlayTime();
		if (m_btnPlay->Down) {
			double dblAudioStartBar = m_iStartBar + m_dblStartPoint / POINTS_PER_BAR;
			f_MM_Play(Handle, dblAudioStartBar, TYPE_AUDIO);
		}
	}

	if (m_bIsBeginSel && m_bModifyRecord) {
		m_bIsBeginSel = FALSE;

		if (Button == mbLeft) {
			if (m_btnBeginPos->Enabled && m_btnBeginPos->Down ||
				m_btnEndPos->Enabled && m_btnEndPos->Down) {
				X += 6;
				Y += 19;
			}

			int iHitType = -1;
			DWORD dwHit = m_panelBarsShow->HitTest(X, Y, iHitType);
			int iHitBar = LOWORD(dwHit), iHitPoint = HIWORD(dwHit);

			if (iHitType > 0) {
				int iBeginBar, iBeginPoint;
				m_panelBarsShow->GetModifyPos(true, iBeginBar, iBeginPoint);

				if (iBeginBar < 0 || iHitBar > iBeginBar
							|| iHitBar == iBeginBar && iHitPoint > iBeginPoint+15 ) {
					m_panelBarsShow->SetModifyPos(false, iHitBar, iHitPoint);
					m_btnEndPos->Down = false;
				}
			}
		}
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::AudioEffectClick(TObject *Sender)
{
	StopClick( NULL );

	PostMessage(Application->MainFormHandle, UM_AUDIOEFFECT, WPARAM(0),LPARAM(0));
}
//---------------------------------------------------------------------------

void __fastcall TRecordForm::MicSetClick(TObject *Sender)
{
/*	StopClick( NULL );
	m_panelMicrophoneVolSet->Visible = false;
	m_btnVolMicrophoneSet->Down = false;
	m_panelSpeakerVolSet->Visible = false;
	m_btnVolSpeakerSet->Down = false;
*/
	PostMessage(Application->MainFormHandle, UM_MICSETTING, WPARAM(0),LPARAM(0));
}
//---------------------------------------------------------------------------

void TRecordForm::ShowErrorMessage( int errcode )
{
	String msg;

	if( errcode==46 ){
		msg += L"录音设备被其它程序占用。";
	}
	else if( errcode==6 ){
		msg += L"录音设备不支持所需格式。";
	}
	else if( errcode==1 ){
		msg += L"内存空间不足。";
	}
	else if( errcode==37 ){
		msg += L"录音设备无法打开。";
	}
	else if( errcode==3 ){
		msg += L"录音设备驱动无效。";
	}
	else if( errcode==23 ){
		msg += L"录音设备不可用。";
	}
	else{
		msg += L"录音设备启动失败。";
	}

	MessageForm->ShowMessage( msg, MB_ICONERROR|MB_OK );
}
//---------------------------------------------------------------------------

void __fastcall TRecordForm::BarsShowDblClick(TObject *Sender)
{
	if (!m_btnRecord->Down) {
		TPoint pt;
		GetCursorPos(&pt);
		pt = m_panelBarsShow->ScreenToClient(pt);
		int iHitType = -1;
		DWORD dwHit = m_panelBarsShow->HitTest(pt.X, pt.Y, iHitType);

		if( ( iHitType==0||iHitType==1 ) && m_bModifyRecord ){
			int iHitBar = LOWORD(dwHit), iHitPoint = HIWORD(dwHit);
			int iModifyBar, iModifyPoint;
			int deltaX = iHitType ? 3 : 6;

			m_panelBarsShow->GetModifyPos(true, iModifyBar, iModifyPoint);
			if( iModifyBar==iHitBar && iModifyPoint+deltaX>iHitPoint
									&& iModifyPoint-deltaX<iHitPoint ){
				m_panelBarsShow->SetModifyPos(true, -1, -1);

				return;
			}

			m_panelBarsShow->GetModifyPos(false, iModifyBar, iModifyPoint);
			if( iModifyBar==iHitBar && iModifyPoint+deltaX>iHitPoint
									&& iModifyPoint-deltaX<iHitPoint ){
				m_panelBarsShow->SetModifyPos(false, -1, -1);

				return;
			}
		}
	}
}
//---------------------------------------------------------------------------

void TRecordForm::ShowNoticeImg(const int iStepIndex) {
	// m_imgNotice

	if(iStepIndex > 4 || iStepIndex < 0)
		return ;

	switch (iStepIndex) {
	case 0:
		m_imgNotice->Picture = (TPicture*)m_imgFirst;
		break;
	case 1:
		m_imgNotice->Picture = (TPicture*)m_imgSecond;
		break;
	case 2:
		m_imgNotice->Picture = (TPicture*)m_imgThird;
		break;
	case 3:
		m_imgNotice->Picture = (TPicture*)m_imgForth;
		break;
	default:
		m_imgNotice->Picture = (TPicture*)m_imgFirst;
		break;
	}
}
// ---------------------------------------------------------------------------

void __fastcall TRecordForm::OnPlayOver(TMessage &msg)
{
	StopClick(NULL);
}
//---------------------------------------------------------------------------

void __fastcall TRecordForm::UMSetFontPosition(TMessage &msg)
{
	if( g_btnFontChange && g_panelFontName && g_lbFontSelect ){
		g_btnFontChange->Parent = this;
		g_panelFontName->Parent = this;
		g_lbFontSelect->Parent = this;

		g_btnFontChange->Top = m_btnVolSpeakerSet->Top;
		g_panelFontName->Top = g_btnFontChange->Top + 1;
		g_lbFontSelect->Top = g_btnFontChange->Top - g_lbFontSelect->Height;

		g_btnFontChange->Left = DPIX(451);//m_btnShowKeyboard->Left + m_btnShowKeyboard->Width + 20;
		g_panelFontName->Left = g_btnFontChange->Left + g_btnFontChange->Width;
		g_lbFontSelect->Left = g_panelFontName->Left;
	}
}
//---------------------------------------------------------------------------

void __fastcall TRecordForm::UMHidePopControl(TMessage &msg)
{
	if( m_btnBeginPos->Down ){
		m_btnBeginPos->Down = false;
	}

	if( m_btnEndPos->Down ){
		m_btnEndPos->Down = false;
	}

	if( m_lbKeySelect->Visible ){
		m_lbKeySelect->Hide();
		m_btnKeyChange->Down = false;
	}

	if( g_lbFontSelect->Visible ){
		g_lbFontSelect->Hide();
		g_btnFontChange->Down = false;
	}
}
//---------------------------------------------------------------------------