llk.rar_gdi小游戏

// ChildView.cpp : CChildView 类的实现 // #include "stdafx.h" #include "llk.h" #include "ChildView.h" #ifdef _DEBUG #define new DEBUG_NEW #endif // CChildView CChildView::CChildView() { m_bIsRunning = false ; m_nTotal = COL * ROW / 2; m_bSelected = false ; if( FAILED ( m_Pic.Load( _T("llk.bmp") ) ) ) { AfxMessageBox( _T("Load pic failed!") ); m_bLoadOK = false ; } else { m_bLoadOK = true ; } } CChildView::~CChildView() { if( m_bLoadOK ) m_Pic.Destroy(); } BEGIN_MESSAGE_MAP(CChildView, CWnd) ON_WM_PAINT() ON_COMMAND(ID_NEWGAME, &CChildView::OnNewgame) ON_WM_TIMER() ON_WM_LBUTTONDOWN() ON_COMMAND(ID_REFRESH, &CChildView::OnRefresh) ON_WM_KEYDOWN() END_MESSAGE_MAP() // CChildView 消息处理程序 BOOL CChildView::PreCreateWindow(CREATESTRUCT& cs) { if (!CWnd::PreCreateWindow(cs)) return FALSE; cs.dwExStyle |= WS_EX_CLIENTEDGE; cs.style &= ~WS_BORDER; cs.lpszClass = AfxRegisterWndClass(CS_HREDRAW|CS_VREDRAW|CS_DBLCLKS, ::LoadCursor(NULL, IDC_ARROW),( HBRUSH ) ::GetStockObject( BLACK_BRUSH ), NULL); return TRUE; } void CChildView::OnPaint() { CPaintDC dc(this); // 用于绘制的设备上下文 if( m_bIsRunning ) { if( m_bLoadOK ) { for(int i= 1 ;i<=ROW ;i++ ) { for(int j = COL ; j >= 1;j -- ) { if( m_nCells[i][j] != 0 ) { int x = j * CELLW ;//+ CELLW ; int y = i * CELLH ; // m_Pic.TransparentBlt( dc.m_hDC , x, y ,PICW , PICH , PICW * m_nCells[i+1][ j+1 ],0, PICW ,PICH ); // m_Pic.Draw( dc.m_hDC , x-5, y ,PICW , PICH , PICW * (m_nCells[i][ j ]-1 ),0, PICW ,PICH ); DrawBlock( &dc, x-5 , y , m_nCells[i][j] ); } } } } else { CString msg; for(int i=1;i<=ROW;i++) { for(int j=1;j<=COL;j++) { if( m_nCells[i][j] != 0 ) { msg.Format(_T("%d"), m_nCells[i][j] ); int x = j * CELLW ;//+ CELLW ; int y = i * CELLH ;//+ CELLH ; dc.Rectangle( x , y , x + CELLW , y + CELLH ); dc.TextOut( x + 4 , y+ 4, msg ); } } } } } } void CChildView::DrawBlock(CPaintDC *pDC, int x, int y, int id) { HBITMAP maskBmp = ::CreateBitmap( PICW, PICH ,1,1,NULL); HDC pdc = m_Pic.GetDC(); HDC hMemDC = ::CreateCompatibleDC( pdc ) ; HBITMAP oldBmp = (HBITMAP)::SelectObject(hMemDC,maskBmp); ::SetBkColor( pdc ,RGB(128 , 192 , 128 )); ::BitBlt(hMemDC,0,0,PICW,PICH ,pdc ,PICW * (id -1 ), 0,SRCCOPY); ::BitBlt( pDC->m_hDC ,x ,y , PICW , PICH ,pdc , PICW * ( id - 1 ), 0, SRCINVERT); ::BitBlt( pDC->m_hDC,x, y ,PICW , PICH ,hMemDC,0,0,SRCAND); ::BitBlt( pDC->m_hDC, x ,y, PICW ,PICH , pdc , PICW * (id - 1 ) , 0 ,SRCINVERT); ::SelectObject(hMemDC,oldBmp); ::DeleteObject(maskBmp); ::DeleteDC(hMemDC); m_Pic.ReleaseDC(); } void CChildView::OnNewgame() { int i,j; m_Map.GenMap( 1 ); for(i=1; i<ROW + 1 ; i++ ) for(j=1;j<COL+1;j++) m_nCells[i][j] = m_Map.m_nGrids[i-1][j-1]; for(i=0;i<COL+2;i++) { m_nCells[0][i] = 0; m_nCells[ROW+1][i] = 0; } for(i=0;i<ROW+2;i++) { m_nCells[i][0] = 0; m_nCells[i][ COL +1 ] = 0; } SetTimer(1 , 10 , NULL ); m_bIsRunning = true; m_bSelected = false ; m_nTotal = COL * ROW / 2; } void CChildView::OnTimer(UINT_PTR nIDEvent) { if( nIDEvent == 1 ) { InvalidateRect(NULL); KillTimer( 1 ); } else if(nIDEvent == 2 ) { static int t = 0; if( t == 0 ) { DrawLine( true ); //画连线 t ++ ; } else { if( t > 8 ) { DrawLine( false ); //清除连线，以及方块 KillTimer( 2 ); t = 0 ; if( m_nTotal == 0 ) { AfxMessageBox( _T("恭喜您过关！！" ) ); m_bIsRunning = false ; } } else t ++ ; } } CWnd::OnTimer(nIDEvent); } void CChildView::DrawFocus( int x, int y) { CDC *pDC = GetDC(); HBRUSH hbr = (HBRUSH)GetStockObject( NULL_BRUSH ); HBRUSH ob = (HBRUSH)pDC->SelectObject( hbr ); CPen pen( PS_SOLID , 3 , RGB( 100 , 100 , 255 ) ); CPen *op = (CPen *) pDC->SelectObject( &pen); pDC->Rectangle( x * CELLW+1 , y* CELLH +1 ,( x + 1 ) * CELLW -1 , (y +1 ) * CELLH - 1); pDC->SelectObject( op ); pDC->SelectObject( ob ); ReleaseDC( pDC ); } void CChildView::OnLButtonDown(UINT nFlags, CPoint point) { if( m_bIsRunning ) { int cx = point.x / CELLW ; int cy = point.y / CELLH ; if ( cx == 0 || cx == COL + 1 || cy == 0 || cy == ROW + 1 ) return ; if( !m_bSelected ) //没有选择 { if( m_nCells[ cy ][ cx ] != 0 ) //在方块上点击 { DrawFocus( cx , cy ); m_SelPoint.x = cx ; m_SelPoint.y = cy ; m_bSelected = true ; CString msg ; msg.Format( _T("id : %d " ) , m_nCells[ cy ][ cx ] ) ; GetDC()->TextOutW(0 , 0 , msg ); } } else //之前已经点中某方块 { if( m_nCells[ cy ][ cx ] != 0 && ( cx != m_SelPoint.x || cy != m_SelPoint.y ) ) //不是点的同一个方块 { CString msg ; msg.Format( _T("cur id : %d ; org id : %d " ) , m_nCells[ cy ][ cx ], m_nCells[ m_SelPoint.y ][ m_SelPoint.x ] ) ; GetDC()->TextOutW(0 , 0 , msg ); if( m_nCells[ m_SelPoint.y ][ m_SelPoint.x ] != m_nCells[ cy ][ cx ] || !FindPath( cx,cy ,(int) m_SelPoint.x, (int) m_SelPoint.y ) ) { CRect rc ; rc.left = m_SelPoint.x * CELLW -1; rc.top = m_SelPoint.y * CELLH - 1; rc.right = rc.left + CELLW + 1; rc.bottom = rc.top + CELLH + 1; InvalidateRect(& rc ); //清除先前的选择框 DrawFocus( cx , cy ); m_SelPoint.x = cx; m_SelPoint.y = cy; m_bSelected = true; } else //可以消除 { m_bSelected = false ; DrawFocus( cx , cy ); m_nCells[ m_SelPoint.y ][ m_SelPoint.x ] = 0; m_nCells[ cy ][ cx ] = 0 ; m_nTotal -- ; SetTimer( 2, 20 , NULL ); } } } } CWnd::OnLButtonDown(nFlags, point); } bool CChildView::FindXLine(int x1, int y1, int x2, int y2) { bool ret = true ; int sx = ( x1 > x2 ) ? x2 + 1: x1 +1 ; int ex = ( x1 > x2 ) ? x1 -1 : x2 -1 ; for( ; sx <= ex && ret == true ; sx ++ ) if( m_nCells[ y1 ][ sx ] != 0 ) ret = false; return ret; } bool CChildView::FindYLine(int x1, int y1, int x2, int y2) { bool ret = true ; int sy , ey ; sy = ( y1 > y2 ) ? y2 +1 : y1 + 1 ; ey = ( y1 > y2 ) ? y1 -1 : y2 -1 ; for( ; sy <= ey && ret == true ; sy ++ ) if( m_nCells[ sy ][ x1 ] != 0 ) ret = false ; return ret ; } //获取左右两端点 void CChildView::GetXPos(int x1, int y1, int &left, int &right) { int t = x1 ; while( ( t >=1 ) && ( m_nCells[ y1][ t-1 ] == 0 ) ) t -- ; left = t ; t = x1 ; while( ( t < COL + 1) && ( m_nCells[y1][ t+1] == 0 ) ) t ++ ; right = t ; } //获取上下两端点 void CChildView::GetYPos( int x1 , int y1 , int& top ,int& bottom ) { int t = y1 ; while( (t >=1) && ( m_nCells[ t-1 ][ x1 ] == 0 ) ) t -- ; top = t ; t = y1 ; while( ( t < ROW + 1 ) && ( m_nCells[ t + 1 ][ x1 ] == 0 ) ) t ++ ; bottom = t ; } bool CChildView::FindPath(int x1, int y1, int x2, int y2) { bool ret = false ; int left1 , right1 ; int left2 , right2 ; int left , right ; GetXPos( x1 , y1 , left1 , right1 ); GetXPos( x2 , y2 , left2 , right2 ); left = left1 > left2 ? left1 : left2 ; right = right1 > right2 ? right2 : right1 ; if( left <= right ) // x 方向查找 { for(int x=left; x<= right && ret == false ; x++ ) { if( FindYLine( x, y1 , x, y2 ) ) { m_nX1 = x1 , m_nY1 = y1 , m_nX2 = x2 , m_nY2 = y2 , m_nT = x , m_bHorz = false ; ret = true ; } } } if( !ret ) { int top1 , bottom1 , top2 , bottom2 , top , bottom ; GetYPos( x1, y1 , top1 , bottom1 ); GetYPos( x2, y2 , top2 , bottom2 ); top = top1 > top2 ? top1 : top2 ; bottom = bottom1 > bottom2 ? bottom2 : bottom1 ; if( top <= bottom ) { for(int y= top ; y<= bottom && ret == false ; y ++ ) { if( FindXLine( x1 , y