www.pudn.com > SimulateTetris.rar > TetrisView.cpp

// TetrisView.cpp : implementation of the CTetrisView class 
// 
 
#include "stdafx.h" 
#include "Tetris.h" 
#include "time.h" 
 
#include "TetrisDoc.h" 
#include "TetrisView.h" 
#include  
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CTetrisView 
 
IMPLEMENT_DYNCREATE(CTetrisView, CView) 
 
BEGIN_MESSAGE_MAP(CTetrisView, CView) 
	//{{AFX_MSG_MAP(CTetrisView) 
	ON_WM_CREATE() 
	ON_WM_DESTROY() 
	ON_WM_SIZE() 
	ON_WM_KEYDOWN() 
	ON_WM_KEYUP() 
	ON_WM_TIMER() 
	ON_COMMAND(ID_GAME_NEW, OnGameNew) 
	//}}AFX_MSG_MAP 
	// Standard printing commands 
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview) 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CTetrisView construction/destruction 
 
CTetrisView::CTetrisView() 
{ 
	// TODO: add construction code here 
	gameintro  = true; 
	gamerun    = false; 
	gamewin    = false; 
	gamefinish = false;	 
	onetime    = true; 
	test       = false; 
	running    = true; 
 
	xpos = 155; 
	ypos = 295; 
 
	level = 1; 
	speed = 1000; 
 
	keys[VK_RETURN]=false; 
	keys[VK_LEFT]=false; 
	keys[VK_RIGHT]=false; 
	keys[VK_UP]=false; 
	keys[VK_DOWN]=false; 
	keys[VK_SPACE]=false; 
 
	int i,j; 
	for(i=0;i<=10;i++) 
		for(j=0;j<=20;j++) 
			map[i][j]=0; 
	for(i=0;i<=4;i++) 
		for(j=0;j<=5;j++) 
			nextblockmap[i][j]=0; 
 
} 
 
CTetrisView::~CTetrisView() 
{ 
} 
 
BOOL CTetrisView::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
//////////////////////////////////////////////////////////////// 
//设置窗口类型 
	cs.style |=WS_CLIPCHILDREN | WS_CLIPSIBLINGS; 
//////////////////////////////////////////////////////////////// 
	return CView::PreCreateWindow(cs); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CTetrisView drawing 
 
void CTetrisView::OnDraw(CDC* pDC) 
{ 
	CTetrisDoc* pDoc = GetDocument(); 
	ASSERT_VALID(pDoc); 
	// TODO: add draw code for native data here 
////////////////////////////////////////////////////////////////// 
	RenderScene();	//渲染场景 
////////////////////////////////////////////////////////////////// 
 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CTetrisView printing 
 
BOOL CTetrisView::OnPreparePrinting(CPrintInfo* pInfo) 
{ 
	// default preparation 
	return DoPreparePrinting(pInfo); 
} 
 
void CTetrisView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add extra initialization before printing 
} 
 
void CTetrisView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add cleanup after printing 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CTetrisView diagnostics 
 
#ifdef _DEBUG 
void CTetrisView::AssertValid() const 
{ 
	CView::AssertValid(); 
} 
 
void CTetrisView::Dump(CDumpContext& dc) const 
{ 
	CView::Dump(dc); 
} 
 
CTetrisDoc* CTetrisView::GetDocument() // non-debug version is inline 
{ 
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CTetrisDoc))); 
	return (CTetrisDoc*)m_pDocument; 
} 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CTetrisView message handlers 
 
int CTetrisView::OnCreate(LPCREATESTRUCT lpCreateStruct)  
{ 
	if (CView::OnCreate(lpCreateStruct) == -1) 
		return -1; 
	 
	// TODO: Add your specialized creation code here 
////////////////////////////////////////////////////////////////// 
//初始化OpenGL和设置定时器 
	m_pDC = new CClientDC(this); 
	SetTimer(1, 10, NULL); 
	InitializeOpenGL(m_pDC); 
////////////////////////////////////////////////////////////////// 
	return 0; 
} 
 
void CTetrisView::OnDestroy()  
{ 
	CView::OnDestroy(); 
	 
	// TODO: Add your message handler code here 
///////////////////////////////////////////////////////////////// 
//删除调色板和渲染上下文、定时器 
	::wglMakeCurrent(0,0); 
	::wglDeleteContext( m_hRC); 
	if (m_hPalette) 
	    DeleteObject(m_hPalette); 
	if ( m_pDC ) 
	{ 
		delete m_pDC; 
	} 
	KillTimer(1); 
///////////////////////////////////////////////////////////////// 
	m_font.KillFont();	 
} 
 
void CTetrisView::OnSize(UINT nType, int cx, int cy)  
{ 
	CView::OnSize(nType, cx, cy); 
	 
	// TODO: Add your message handler code here 
	if (cy==0)										// Prevent A Divide By Zero By 
	{ 
		cy=1;										// Making Height Equal One 
	} 
	glViewport(0,0,cx,cy);						// Reset The Current Viewport 
	glMatrixMode(GL_PROJECTION);						// Select The Projection Matrix 
	glLoadIdentity();									// Reset The Projection Matrix 
	glOrtho(0.0f,640.0f,480.0f,0.0f,-1.0f,1.0f);				// Create Ortho 640x480 View (0,0 At Top Left) 
	glMatrixMode(GL_MODELVIEW);							// Select The Modelview Matrix 
	glLoadIdentity();									// Reset The Modelview Matrix 
	 
} 
 
void CTetrisView::OnTimer(UINT nIDEvent)  
{ 
	// TODO: Add your message handler code here and/or call default 
///////////////////////////////////////////////////////////////// 
//添加定时器响应函数和场景更新函数 
	Invalidate(FALSE);	 
///////////////////////////////////////////////////////////////// 
	 
	CView::OnTimer(nIDEvent); 
} 
 
///////////////////////////////////////////////////////////////////// 
//	                  设置逻辑调色板 
////////////////////////////////////////////////////////////////////// 
void CTetrisView::SetLogicalPalette(void) 
{ 
    struct 
    { 
        WORD Version; 
        WORD NumberOfEntries; 
        PALETTEENTRY aEntries[256]; 
    } logicalPalette = { 0x300, 256 }; 
 
	BYTE reds[] = {0, 36, 72, 109, 145, 182, 218, 255}; 
	BYTE greens[] = {0, 36, 72, 109, 145, 182, 218, 255}; 
	BYTE blues[] = {0, 85, 170, 255}; 
 
    for (int colorNum=0; colorNum<256; ++colorNum) 
    { 
        logicalPalette.aEntries[colorNum].peRed = 
            reds[colorNum & 0x07]; 
        logicalPalette.aEntries[colorNum].peGreen = 
            greens[(colorNum >> 0x03) & 0x07]; 
        logicalPalette.aEntries[colorNum].peBlue = 
            blues[(colorNum >> 0x06) & 0x03]; 
        logicalPalette.aEntries[colorNum].peFlags = 0; 
    } 
 
    m_hPalette = CreatePalette ((LOGPALETTE*)&logicalPalette); 
} 
 
 
////////////////////////////////////////////////////////// 
//						初始化openGL场景 
////////////////////////////////////////////////////////// 
BOOL CTetrisView::InitializeOpenGL(CDC* pDC) 
{ 
	m_pDC = pDC; 
	SetupPixelFormat(); 
	//生成绘制描述表 
	m_hRC = ::wglCreateContext(m_pDC->GetSafeHdc()); 
	//置当前绘制描述表 
	::wglMakeCurrent(m_pDC->GetSafeHdc(), m_hRC); 
 
	CreateTexture(texture, "Data/GameRun.bmp",0);	     
	CreateTexture(texture, "Data/Block.bmp",1); 
	CreateTexture(texture, "Data/GameIntro.bmp",2); 
	CreateTexture(texture, "Data/GameOver.bmp",3); 
	CreateTexture(texture, "Data/GameWin.bmp",4); 
	CreateTexture(texture, "Data/LevelSelect.bmp",5); 
	CreateTexture(texture, "Data/Mask.bmp",6); 
 
	glEnable(GL_TEXTURE_2D); 
	glShadeModel(GL_SMOOTH); 
	glClearColor(0.0f, 0.0f, 0.0f, 0.5f); 
	glClearDepth(1.0f);	 
	glEnable(GL_DEPTH_TEST); 
	glDepthFunc(GL_LEQUAL);	 
	glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); 
	HDC hDC = wglGetCurrentDC(); 
	m_font.BuildFont(hDC);	 
	srand(timeGetTime() ); 
 
	return TRUE; 
} 
 
////////////////////////////////////////////////////////// 
//						设置像素格式 
////////////////////////////////////////////////////////// 
BOOL CTetrisView::SetupPixelFormat() 
{ 
	PIXELFORMATDESCRIPTOR pfd = {  
	    sizeof(PIXELFORMATDESCRIPTOR),    // pfd结构的大小  
	    1,                                // 版本号  
	    PFD_DRAW_TO_WINDOW |              // 支持在窗口中绘图  
	    PFD_SUPPORT_OPENGL |              // 支持 OpenGL  
	    PFD_DOUBLEBUFFER,                 // 双缓存模式  
	    PFD_TYPE_RGBA,                    // RGBA 颜色模式  
	    24,                               // 24 位颜色深度  
	    0, 0, 0, 0, 0, 0,                 // 忽略颜色位  
	    0,                                // 没有非透明度缓存  
	    0,                                // 忽略移位位  
	    0,                                // 无累加缓存  
	    0, 0, 0, 0,                       // 忽略累加位  
	    32,                               // 32 位深度缓存      
	    0,                                // 无模板缓存  
	    0,                                // 无辅助缓存  
	    PFD_MAIN_PLANE,                   // 主层  
	    0,                                // 保留  
	    0, 0, 0                           // 忽略层,可见性和损毁掩模  
	}; 	 
	int pixelformat; 
	pixelformat = ::ChoosePixelFormat(m_pDC->GetSafeHdc(), &pfd);//选择像素格式 
	::SetPixelFormat(m_pDC->GetSafeHdc(), pixelformat, &pfd);	//设置像素格式 
	if(pfd.dwFlags & PFD_NEED_PALETTE) 
		SetLogicalPalette();	//设置逻辑调色板 
	return TRUE; 
} 
 
 
 
////////////////////////////////////////////////////////// 
//						场景绘制与渲染 
////////////////////////////////////////////////////////// 
BOOL CTetrisView::RenderScene()  
{ 
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);			// Clear Screen And Depth Buffer 
	glLoadIdentity();											// Reset The Current Modelview Matrix 
				 
	if(gameintro) 
	{ 
		DrawGameIntro();		 
	} 
	if(gamerun) 
	{ 
		DrawGameRun();																 
	} 
			 
	if(gamefinish) 
	{ 
		DrawGameRun(); 
		DrawGameFinish();	 
	} 
	if(gamewin) 
	{ 
		DrawGameRun(); 
		DrawGameWin();	 
	} 
 
	::SwapBuffers(m_pDC->GetSafeHdc());		//交互缓冲区 
	return TRUE; 
} 
 
 
 
void CTetrisView::DrawGameIntro() 
{ 
	//  游戏封面的绘制 
	glBindTexture(GL_TEXTURE_2D,  texture[2]);	 
	glBegin(GL_QUADS); 
		glTexCoord2i(0,1);	glVertex2i(0,0); 
		glTexCoord2i(0,0);	glVertex2i(0,480); 
		glTexCoord2i(1,0);	glVertex2i(640,480); 
		glTexCoord2i(1,1);	glVertex2i(640,0); 
	glEnd(); 
	//  被选择难度等级数的绘制 
	glBlendFunc(GL_DST_COLOR,GL_ZERO); 
	glEnable(GL_BLEND); 
	glBindTexture(GL_TEXTURE_2D,  texture[6]);	 
	glBegin(GL_QUADS); 
		glTexCoord2i(0,1);	glVertex2i(xpos,ypos); 
		glTexCoord2i(0,0);	glVertex2i(xpos,ypos+64); 
		glTexCoord2i(1,0);	glVertex2i(xpos+64,ypos+64); 
		glTexCoord2i(1,1);	glVertex2i(xpos+64,ypos); 
	glEnd(); 
	glBlendFunc(GL_ONE,GL_ONE); 
	glBindTexture(GL_TEXTURE_2D,  texture[5]);	 
	glBegin(GL_QUADS); 
		glTexCoord2i(0,1);	glVertex2i(xpos,ypos); 
		glTexCoord2i(0,0);	glVertex2i(xpos,ypos+64); 
		glTexCoord2i(1,0);	glVertex2i(xpos+64,ypos+64); 
		glTexCoord2i(1,1);	glVertex2i(xpos+64,ypos); 
		glEnd(); 
	glDisable(GL_BLEND); 
 
	if (keys[VK_LEFT]) 
	{ 
		keys[VK_LEFT] = false; 
		if(level--==1) 
			level=10; 
		if (xpos <= 155 && ypos == 295) 
		{ 
			xpos = 419; 
			ypos = 295+66; 
		}else if (xpos <= 155 && ypos == 295+66) 
		{ 
			xpos = 419; 
			ypos = 295; 
		}else 
			xpos-=66; 
	} 
	if (keys[VK_RIGHT]) 
	{ 
		keys[VK_RIGHT] = false; 
		if(level++==10) 
			level=1; 
		if (xpos >= 419 && ypos == 295) 
		{ 
			xpos = 155; 
			ypos = 295+66; 
		}else if (xpos >= 419 && ypos == 295+66) 
		{ 
			xpos = 155; 
			ypos = 295; 
		}else 
			xpos+=66; 
	} 
 
	if (keys[VK_RETURN]) 
	{ 
		speed=int(speed/(level+1)); 
		SetTimer(1, speed, NULL); 
		gamefinish = false; 
		gamewin    = false; 
		gameintro  = false; 
		gamerun    = true; 
	} 
 
} 
  
int CTetrisView::DrawGameRun(GLvoid) 
{	 
	if (onetime) 
	{ 
		InitGame(); 
		onetime = false; 
	} 
	else if (running) 
	{ 
		if (!MoveDown()) 
		{ 
			CheckWin(); 
		} 
	} 
 
	// 绘制背景 
	glBindTexture(GL_TEXTURE_2D,  texture[0]);	 
	glBegin(GL_QUADS); 
		glTexCoord2i(0,1);	glVertex2i(0,0); 
		glTexCoord2i(0,0);	glVertex2i(0,480); 
		glTexCoord2i(1,0);	glVertex2i(640,480); 
		glTexCoord2i(1,1);	glVertex2i(640,0); 
	glEnd();		 
 
	//绘制主窗口的方块图	 
	for (int x = 0;x <= 9;x++) 
	{ 
		for (int y = 0;y <= 19;y++) 
		{ 
			int xp = x* 25+50; 
			int yp = y* 20+40; 
			if (map[x][y] == 2 || map [x][y] == 1) 
			{ 
				glBindTexture(GL_TEXTURE_2D, texture[1]); 
				glBegin(GL_QUADS); 
					glTexCoord2i(0,1); glVertex2i(xp,yp); 
					glTexCoord2i(1,1); glVertex2i(xp + 25,yp);    
					glTexCoord2i(1,0); glVertex2i(xp + 25,yp + 20);       
					glTexCoord2i(0,0); glVertex2i(xp,yp + 20);            
				glEnd(); 
			} 
		} 
	} 
    // 绘制下一个将要下落的随机小方块 
	for (int i = 0; i < 4; i++) 
	{ 
		for (int j = 0; j < 5; j++) 
		{ 
			int ip = i* 25+410; 
			int jp = j* 20+320; 
			if (nextblockmap[i][j] != 0 && type != 0) 
			{	 
				glBindTexture(GL_TEXTURE_2D, texture[1]); 
				glBegin(GL_QUADS); 
					glTexCoord2i(0,1); glVertex2i(ip,jp); 
					glTexCoord2i(1,1); glVertex2i(ip + 25,jp);    
					glTexCoord2i(1,0); glVertex2i(ip + 25,jp + 20);       
					glTexCoord2i(0,0); glVertex2i(ip,jp + 20);            
				glEnd(); 
			} 
			if (nextblockmap[i][j] != 0 && type == 0) 
			{ 
				glBindTexture(GL_TEXTURE_2D, texture[1]); 
				glBegin(GL_QUADS); 
					glTexCoord2i(0,1); glVertex2i(ip+12,jp); 
					glTexCoord2i(1,1); glVertex2i(ip+12 + 25,jp);    
					glTexCoord2i(1,0); glVertex2i(ip+12 + 25,jp + 20);       
					glTexCoord2i(0,0); glVertex2i(ip+12,jp + 20);            
				glEnd(); 
			} 
 
		} 
	}    				 
	// 绘制文本 
	glDisable(GL_TEXTURE_2D); 
    glColor3d(128,128,128); 
	glRasterPos2d(370, 65); 
	m_font.glPrint("L E V E L"); 
	glRasterPos2d(485, 65); 
	m_font.glPrint("%d",level-1); 
	glRasterPos2d(370,68+73+13); 
	m_font.glPrint("L I N E S"); 
	glRasterPos2d(485,68+73+13); 
	m_font.glPrint("%d",lines); 
	glRasterPos2d(370, 239); 
	m_font.glPrint("S C O R E"); 
	glRasterPos2d(485, 239); 
	m_font.glPrint("%d",score); 
	glRasterPos2d(433,320); 
	m_font.glPrint("N E X T"); 
	glEnable(GL_TEXTURE_2D); 
 
	if (keys[VK_LEFT]) 
	{ 
		keys[VK_LEFT] = false; 
		MoveLeft(); 
	} 
	if (keys[VK_RIGHT]) 
	{ 
		keys[VK_RIGHT] = false; 
		MoveRight(); 
	} 
	if (keys[VK_UP]) 
	{ 
		keys[VK_UP] = false; 
		Rotate(); 
	} 
	if (keys[VK_DOWN]) 
	{ 
		keys[VK_DOWN] = false; 
		MoveDown(); 
	} 
	if (keys[VK_SPACE]) 
	{ 
		keys[VK_SPACE] = false; 
		do{} while (MoveDown()); 
	} 
 
	return true; 
} 
 
void CTetrisView::DrawGameWin() 
{ 
	glBindTexture(GL_TEXTURE_2D,  texture[4]);	 
	glBegin(GL_QUADS); 
		glTexCoord2i(0,1);	glVertex2i(640/2-150,480/2-75); 
		glTexCoord2i(0,0);	glVertex2i(640/2-150,480/2+150-75); 
		glTexCoord2i(1,0);	glVertex2i(640/2+300-150,480/2+150-75); 
		glTexCoord2i(1,1);	glVertex2i(640/2+300-150,480/2-75); 
	glEnd(); 
} 
 
void CTetrisView::DrawGameFinish() 
{	 
	glBindTexture(GL_TEXTURE_2D,  texture[3]);	 
	glBegin(GL_QUADS); 
		glTexCoord2i(0,1);	glVertex2i(640/2-150,480/2-75); 
		glTexCoord2i(0,0);	glVertex2i(640/2-150,480/2+150-75); 
		glTexCoord2i(1,0);	glVertex2i(640/2+300-150,480/2+150-75); 
		glTexCoord2i(1,1);	glVertex2i(640/2+300-150,480/2-75); 
	glEnd(); 
} 
 
 
void CTetrisView::InitGame() 
{ 
	score = 0; 
	state = 0; 
	lines = 0; 
	block = nextblock; 
	state = 0; 
	NewBlock(); 
	CheckWin(); 
} 
 
 
void CTetrisView::NewBlock() 
{ 
	int i; 
 
	type = rand()%7; 
	switch(type) 
	{ 
		case 0: 
			for ( i = 0;i <= 3;i++) 
			{	 
				block[0].x[i] = 4; 
				block[1].x[i] = 5; 
				block[2].x[i] = 4; 
				block[3].x[i] = 5; 
 
				block[0].y[i] = 0; 
				block[1].y[i] = 0; 
				block[2].y[i] = 1; 
				block[3].y[i] = 1; 
			} 
		break; 
		case 1: 
			for ( i = 0;i <= 3;i++) 
			{ 
				block[i].y[0] = i; 
				block[i].y[2] = i; 
				block[i].x[0] = 5; 
				block[i].x[2] = 5; 
 
				block[i].x[1] = i + 4; 
				block[i].x[3] = i + 4; 
				block[i].y[1] = 0; 
				block[i].y[3] = 0; 
			} 
		break; 
		case 2: 
			for ( i = 0;i <= 2;i += 2) 
			{ 
				block[0].x[i] = 4; 
				block[1].x[i] = 5; 
				block[2].x[i] = 5; 
				block[3].x[i] = 6; 
 
				block[0].y[i] = 0; 
				block[1].y[i] = 0; 
				block[2].y[i] = 1; 
				block[3].y[i] = 1; 
 
				block[0].x[i+1] = 5; 
				block[1].x[i+1] = 5; 
				block[2].x[i+1] = 4; 
				block[3].x[i+1] = 4; 
 
				block[0].y[i+1] = 0; 
				block[1].y[i+1] = 1; 
				block[2].y[i+1] = 1; 
				block[3].y[i+1] = 2; 
			} 
		break;	 
		case 3: 
			for ( i = 0;i <= 2;i +=2) 
			{ 
				block[0].x[i] = 6; 
				block[1].x[i] = 5; 
				block[2].x[i] = 5; 
				block[3].x[i] = 4; 
 
				block[0].y[i] = 0; 
				block[1].y[i] = 0; 
				block[2].y[i] = 1; 
				block[3].y[i] = 1; 
 
				block[0].x[i+1] = 5; 
				block[1].x[i+1] = 5; 
				block[2].x[i+1] = 4; 
				block[3].x[i+1] = 4; 
 
				block[0].y[i+1] = 2; 
				block[1].y[i+1] = 1; 
				block[2].y[i+1] = 1; 
				block[3].y[i+1] = 0; 
			} 
		break; 
		case 4: 
			block[0].x[0] = 4; // 状态 0 
			block[1].x[0] = 4; 
			block[2].x[0] = 5; 
			block[3].x[0] = 6; 
		 
			block[0].y[0] = 1; 
			block[1].y[0] = 0; 
			block[2].y[0] = 0; 
			block[3].y[0] = 0; 
 
			block[0].x[1] = 5; // 状态 1 
			block[1].x[1] = 6; 
			block[2].x[1] = 6; 
			block[3].x[1] = 6; 
		 
			block[0].y[1] = 0; 
			block[1].y[1] = 0; 
			block[2].y[1] = 1; 
			block[3].y[1] = 2; 
 
			block[0].x[2] = 4; // 状态 2 
			block[1].x[2] = 5; 
			block[2].x[2] = 6; 
			block[3].x[2] = 6; 
		 
			block[0].y[2] = 1; 
			block[1].y[2] = 1; 
			block[2].y[2] = 1; 
			block[3].y[2] = 0; 
 
			block[0].x[3] = 5; // 状态 3 
			block[1].x[3] = 5; 
			block[2].x[3] = 5; 
			block[3].x[3] = 6; 
		 
			block[0].y[3] = 0; 
			block[1].y[3] = 1; 
			block[2].y[3] = 2; 
			block[3].y[3] = 2; 
		break; 
		case 5: 
			block[0].x[0] = 4; // 状态 0 
			block[1].x[0] = 5; 
			block[2].x[0] = 6; 
			block[3].x[0] = 6; 
		 
			block[0].y[0] = 0; 
			block[1].y[0] = 0; 
			block[2].y[0] = 0; 
			block[3].y[0] = 1; 
 
			block[0].x[1] = 6; // 状态 1 
			block[1].x[1] = 6; 
			block[2].x[1] = 6; 
			block[3].x[1] = 5; 
		 
			block[0].y[1] = 0; 
			block[1].y[1] = 1; 
			block[2].y[1] = 2; 
			block[3].y[1] = 2; 
 
			block[0].x[2] = 4; // 状态 2 
			block[1].x[2] = 4; 
			block[2].x[2] = 5; 
			block[3].x[2] = 6; 
		 
			block[0].y[2] = 0; 
			block[1].y[2] = 1; 
			block[2].y[2] = 1; 
			block[3].y[2] = 1; 
 
			block[0].x[3] = 6; // 状态 3 
			block[1].x[3] = 5; 
			block[2].x[3] = 5; 
			block[3].x[3] = 5; 
		 
			block[0].y[3] = 0; 
			block[1].y[3] = 0; 
			block[2].y[3] = 1; 
			block[3].y[3] = 2; 
		break; 
		case 6: 
			block[0].x[3] = 5;  // 状态 0 
			block[1].x[3] = 5; 
			block[2].x[3] = 5; 
			block[3].x[3] = 4; 
 
			block[0].y[3] = 0; 
			block[1].y[3] = 1; 
			block[2].y[3] = 2; 
			block[3].y[3] = 1; 
 
			block[0].x[2] = 4; // 状态 1 
			block[1].x[2] = 5; 
			block[2].x[2] = 6; 
			block[3].x[2] = 5; 
 
			block[0].y[2] = 1; 
			block[1].y[2] = 2; 
			block[2].y[2] = 1; 
			block[3].y[2] = 1; 
 
			block[0].x[0] = 4;  // 状态 2 
			block[1].x[0] = 5; 
			block[2].x[0] = 6; 
			block[3].x[0] = 5; 
	 
			block[0].y[0] = 1; 
			block[1].y[0] = 1; 
			block[2].y[0] = 1; 
			block[3].y[0] = 0; 
 
			block[0].x[1] = 5;  // 状态 3 
			block[1].x[1] = 5; 
			block[2].x[1] = 5; 
			block[3].x[1] = 6; 
 
			block[0].y[1] = 0; 
			block[1].y[1] = 1; 
			block[2].y[1] = 2; 
			block[3].y[1] = 1; 
		break; 
	} 
} 
 
void CTetrisView::CreateTexture(UINT textureArray[], LPSTR strFileName, int textureID) 
{ 
	AUX_RGBImageRec *pBitmap = NULL; 
	//  如果文件不存在，在返回 
	if(!strFileName)								 
		return; 
	//  读入位图文件中的数据		 
	pBitmap = auxDIBImageLoad(strFileName);				 
	if(pBitmap == NULL)									 
		exit(0); 
	//  生成纹理 
	glGenTextures(1, &textureArray[textureID]); 
	//  捆绑纹理 
	glBindTexture(GL_TEXTURE_2D, textureArray[textureID]); 
	//  设置纹理参数 
	gluBuild2DMipmaps(GL_TEXTURE_2D, 3, pBitmap->sizeX, pBitmap->sizeY, GL_RGB, GL_UNSIGNED_BYTE, pBitmap->data); 
	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR); 
	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);	 
	//  释放资源 
	if (pBitmap)									 
	{ 
		if (pBitmap->data)								 
		{ 
			free(pBitmap->data);					 
		} 
		free(pBitmap);									 
	} 
} 
 
bool CTetrisView::CheckWin() 
{ 
	linemultiplier = 0; 
	linesformed = 0; 
	for (int i = 0;i <=3;i++) 
		map[block[i].x[state]][block[i].y[state]] = 1; 
 
	for ( i = 0;i<20;i++) 
	{ 
		lineformed = TRUE; 
		for(int j=0;j<10;j++) 
		{ 
			if (map[j][i] == 0) 
				lineformed = FALSE; 
		} 
		 
		if (lineformed) 
		{ 
		     
			linesformed++; 
			for (int k=i-1;k>=0;k--) 
			{ 
				for (int l=0;l<10;l++) 
				{ 
					map[l][k + 1] = map[l][k]; 
				} 
			} 
		} 
	} 
	switch (linesformed) 
	{ 
	case 1: 
		linemultiplier = 10;  
		break; 
	case 2: 
		linemultiplier = 25;  
		break; 
	case 3: 
		linemultiplier = 75;  
		break; 
	case 4: 
		linemultiplier = 300;  
		break; 
	} 
	//  游戏分数递增 
	lines += linesformed; 
	score += (level + 1) * 4 * linemultiplier; 
	 
	for (i=0;i<4;i++)  
	currentblock[i] = nextblock[i]; 
	block = nextblock; 
	state = 0; 
	NewBlock(); 
 
	for (int y=0;y<4;y++) 
	{ 
		for (int x=0;x<5;x++) 
		{ 
			nextblockmap[y][x] = 0; 
		} 
	} 
 
	for (i = 0;i <=3;i++) 
		nextblockmap[block[i].x[state]-3][block[i].y[state]+1] = 1; 
 
	block = currentblock; 
 
	for (i = 0;i <=3;i++) 
	{  
			if (map[block[i].x[state]][block[i].y[state]] == 1 && !onetime) 
			{ 
				gamerun    = false; 
				gameintro  = false; 
				gamewin    = false; 
				gamefinish = true; 
				running	   = false;				 
			}	 
	 
	} 
	for (i = 0;i <=3;i++) 
		map[block[i].x[state]][block[i].y[state]] = 2; 
 
	if (lines >= (level) * 10) 
	{ 
		//  难度等级递增 
		level++; 
		speed=int(speed/(level+1)); 
		SetTimer(1, speed, NULL); 
		//  如果游戏难度等级大于10，则游戏成功 
		if (level >10) 
		{ 
			gamerun    = false; 
			gameintro  = false; 
			gamefinish = false; 
			gamewin    = true; 
			running    = false; 
		} 
		return true; 
	} 
 
	return false; 
} 
 
bool CTetrisView::MoveDown() 
{ 
	for (int i = 0;i <=3;i++) 
	{ 
		// 如果小方块到达底部 
		if ((map[block[i].x[state]][block[i].y[state]+1] == 1) ||  
			(block[i].y[state] >= 19))	return false; 
	}  
 
	for (i = 0;i <=3;i++) 
	{ 
		// 删除块 
		map[block[i].x[state]][block[i].y[state]] = 0; 
		// 向下移动 
		for (int j = 0;j <= 3;j++) 
		{ 
			block[i].y[j] = block[i].y[j]++; 
		} 
	} 
	for (i = 0;i <=3;i++) 
		map[block[i].x[state]][block[i].y[state]] = 2; 
 
	return true; 
} 
 
bool CTetrisView::MoveLeft() 
{ 
	for (int i = 0;i <=3;i++) 
	{ 
		if (map[block[i].x[state]-1][block[i].y[state]] == 1 || 
			block[i].x[state] <= 0) 
			return false; 
	}  
	for (i = 0;i <=3;i++) 
	{ 
		map[block[i].x[state]][block[i].y[state]] = 0; 
		for (int j = 0;j <= 3;j++) 
		{ 
			block[i].x[j] = block[i].x[j]--; 
		} 
	} 
	for (i = 0;i <=3;i++) 
		map[block[i].x[state]][block[i].y[state]] = 2; 
 
	return true; 
} 
 
bool CTetrisView::MoveRight() 
{ 
	for (int i = 0;i <=3;i++) 
	{ 
		if (map[block[i].x[state]+1][block[i].y[state]] == 1 || 
			block[i].x[state] >= 9) 
			return false; 
	}  
	for (i = 0;i <=3;i++) 
	{ 
		map[block[i].x[state]][block[i].y[state]] = 0; 
		for (int j = 0;j <= 3;j++) 
		{ 
			block[i].x[j] = block[i].x[j]++; 
		} 
	} 
	for (i = 0;i <=3;i++) 
		map[block[i].x[state]][block[i].y[state]] = 2; 
 
	return true; 
} 
 
bool CTetrisView::Rotate() 
{ 
	newstate = state+1; 
	if (newstate==4) 
		newstate=0; 
	for (int i = 0;i <=3;i++) 
	{ 
		if (map[block[i].x[newstate]][block[i].y[newstate]] == 1 || 
			block[i].x[newstate] >= 10 || block[i].x[newstate] <= -1 || 
			block[i].y[newstate] >= 19 || block[i].y[newstate] <= 0) 
			{ 
				return FALSE; 
			} 
	} 
	for (i = 0;i <=3;i++) 
	{ 
		map[block[i].x[state]][block[i].y[state]] = 0; 
	} 
	for (i = 0;i <=3;i++) 
		map[block[i].x[newstate]][block[i].y[newstate]] = 2; 
	 
	state = newstate; 
	return true; 
} 
 
void CTetrisView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)  
{ 
	// TODO: Add your message handler code here and/or call default 
	keys[nChar]=true; 
	if(nChar==VK_ESCAPE) exit(0); 
 
	CView::OnKeyDown(nChar, nRepCnt, nFlags); 
} 
 
void CTetrisView::OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags)  
{ 
	// TODO: Add your message handler code here and/or call default 
	keys[nChar]=false; 
	 
	CView::OnKeyUp(nChar, nRepCnt, nFlags); 
} 
 
 
 
void CTetrisView::OnGameNew()  
{ 
	// TODO: Add your command handler code here 
	int i,j; 
	for(i=0;i<=10;i++) 
		for(j=0;j<=20;j++) 
			map[i][j]=0; 
	for(i=0;i<=4;i++) 
		for(j=0;j<=5;j++) 
			nextblockmap[i][j]=0; 
 
	gameintro  = true; 
	gamerun    = false; 
	gamewin    = false; 
	gamefinish = false; 
	onetime    = true; 
	test       = false; 
	running    = true; 
}