snakegamedlg.cpp

一款自已开发的贪吃蛇游戏

// SnakeGameDlg.cpp : implementation file
//

#include "stdafx.h"
#include "SnakeGame.h"
#include "SnakeGameDlg.h"
#include "SkinMagicLib.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

const int BOARD_TOP = 15;
const int BOARD_LEFT = 12;

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSnakeGameDlg dialog

CSnakeGameDlg::CSnakeGameDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSnakeGameDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSnakeGameDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CSnakeGameDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSnakeGameDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSnakeGameDlg, CDialog)
	//{{AFX_MSG_MAP(CSnakeGameDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_DESTROY()
	ON_WM_CLOSE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSnakeGameDlg message handlers

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

	// Add "About..." menu item to system menu.
	//程序只启动一次时做标志
	//bool b = ::SetProp(this->m_hWnd, AfxGetApp()->m_pszExeName, (HANDLE)6); 

	const CWnd * pWndInsertAfter;
	pWndInsertAfter = &wndTopMost;
	SetWindowPos(pWndInsertAfter,0,0,0,0,SWP_NOSIZE | SWP_NOMOVE);

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	CRect rtBoard(BOARD_LEFT, BOARD_TOP,
				  BOARD_LEFT + (COLS + COL_CTL) * WIDTH + 3, 
				  BOARD_TOP + ROWS * WIDTH);

	m_BoardOne.Create(NULL, NULL, WS_VISIBLE, rtBoard, this, 
				GAME_BOARD_ONE, NULL);
	
	//在这里初始化SkinMagicLib
	VERIFY( 1 == InitSkinMagicLib( AfxGetInstanceHandle(), "SnakeGame" , 
					  NULL,
					  NULL ) );

	VERIFY( 1 == LoadSkinFromResource( AfxGetInstanceHandle(), "IDR_XP", "SKIN")); 
	SetWindowSkin( m_hWnd , NULL );
	VERIFY( 1 == SetDialogSkin( "Dialog" ) );

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CSnakeGameDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CSnakeGameDlg::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	if (IsIconic())
	{
		

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		
		CDialog::OnPaint();

		// Draw Frame border
		CRect rt;
		GetDlgItem(GAME_BOARD_ONE)->GetWindowRect(&rt);
		ScreenToClient(&rt);
		
		rt.InflateRect(3,3);
		DrawBoardBorder((CDC*)&dc, rt.TopLeft(), rt.Width(),
						rt.Height(), 1, RGB(255,0,0));
		rt.DeflateRect(1,1);
		DrawBoardBorder((CDC*)&dc, rt.TopLeft(), rt.Width(),
						rt.Height(), 1, RGB(0,0,255));
		rt.DeflateRect(1,1);
		DrawBoardBorder((CDC*)&dc, rt.TopLeft(), rt.Width(),
						rt.Height(), 1, RGB(0,255,0));
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CSnakeGameDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

BOOL CSnakeGameDlg::PreTranslateMessage(MSG* pMsg) 
{
	// TODO: Add your specialized code here and/or call the base class
	if (pMsg->message == WM_KEYDOWN)
	{
		switch (pMsg->wParam)
		{
		case VK_DOWN:
			if (m_BoardOne.GetGameState() == CBoard::GAME_PLAYING)
				m_BoardOne.Move(CBoard::MOVE_DOWN);
			break;
		case VK_UP:
			if (m_BoardOne.GetGameState() == CBoard::GAME_PLAYING)
				m_BoardOne.Move(CBoard::MOVE_UP);
			break;
		case VK_LEFT:
			if (m_BoardOne.GetGameState() == CBoard::GAME_PLAYING)
				m_BoardOne.Move(CBoard::MOVE_LEFT);
			break;
		case VK_RIGHT:
			if (m_BoardOne.GetGameState() == CBoard::GAME_PLAYING)
				m_BoardOne.Move(CBoard::MOVE_RIGHT);
			break;
		case VK_SPACE:
			if (m_BoardOne.GetGameState() == CBoard::GAME_READY)
				m_BoardOne.StartGame();
			break;
		case VK_RETURN:
			break;
		case 'A':
			if (m_BoardOne.GetGameState() == CBoard::GAME_PLAYING)
				m_BoardOne.SetSpeed(1, false);
			break;
		case 'P':
			if (m_BoardOne.GetGameState() != CBoard::GAME_READY)
				m_BoardOne.PauseGame();
			break;
		case 'R':
			if (m_BoardOne.GetGameState() != CBoard::GAME_READY)
				m_BoardOne.ResumeGame();
			break;
		default:
			break;
		}
	}

	return CDialog::PreTranslateMessage(pMsg);
}

// Draw a rectangle border
void CSnakeGameDlg::DrawBoardBorder(CDC *pDC, CPoint ptStart, int nWidth,
							int nHeight, int nPenWidth, COLORREF cr)
{
		CPen	pen( PS_SOLID, nPenWidth, cr );
		CPen	*pOldPen = pDC->SelectObject(&pen);

		pDC->MoveTo( ptStart.x, ptStart.y );
		pDC->LineTo( ptStart.x + nWidth, ptStart.y );
		pDC->LineTo( ptStart.x + nWidth, ptStart.y + nHeight );
		pDC->LineTo( ptStart.x, ptStart.y + nHeight );
		pDC->LineTo( ptStart.x, ptStart.y );

		pDC->SelectObject( pOldPen );
		pen.DeleteObject();
}

void CSnakeGameDlg::OnOK()
{
}
void CSnakeGameDlg::OnCancel()
{
	if (MessageBox("您真得要退出吗？","提示", MB_OKCANCEL | MB_ICONQUESTION) == IDOK)
		CDialog::OnCancel();
}

void CSnakeGameDlg::OnDestroy() 
{

	CDialog::OnDestroy();
	ExitSkinMagicLib();
	// TODO: Add your message handler code here
	
}

BOOL CSnakeGameDlg::DestroyWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	//移除只运行一次标志
	//HANDLE h = ::RemoveProp(this->m_hWnd, AfxGetApp()->m_pszExeName);
	
	return CDialog::DestroyWindow();
}

void CSnakeGameDlg::OnClose() 
{
	// TODO: Add your message handler code here and/or call default
	
	CDialog::OnClose();
}