让我动吧dlg.cpp

前面我给大家发了一个基础的人物

// 让我动吧Dlg.cpp : implementation file
/*
[学VC、编游戏]
编著、程序设计：唐明理 2004.7
E-mail:  [e-mail]
*/
#include "stdafx.h"
#include "让我动吧.h"
#include "让我动吧Dlg.h"

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

HBITMAP bit;
HDC		MemDC;
int		w,h;
CString dir;
CString cc;	
int		p;
char	appdir[256];
CRect	rect;
int		js;	
int		fw;	
int		m0;	
int		m1;	

BOOL getpic(CString cc,int p);
BOOL loadbmp(CString cc);
/////////////////////////////////////////////////////////////////////////////
// CMyDlg dialog

CMyDlg::CMyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMyDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMyDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

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

BEGIN_MESSAGE_MAP(CMyDlg, CDialog)
	//{{AFX_MSG_MAP(CMyDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg message handlers

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

	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here

	CString cc;
	cc="\r\n    这是《学VC、编游戏》的第二个示例：\r\n\r\n";
	cc+="    在这一章我们使用了以下知识、技术\r\n\r\n";
	cc+="1、 介绍计算机动画的基本知识和实现方法\r\n";
	cc+="2、 在VC++中建立时钟消息，使用时钟消息产生动画。\r\n";
	cc+="3、 介绍动态地获取图形文件名。\r\n";
	cc+="4、 介绍在VC++中窗口、控件大小控制和定位的方法。\r\n";
	cc+="5、 程序运行时的目录定位方法。\r\n\r\n"; 
	cc+="重点：计算机动画的原理和方法。\r\n\r\n"; 

	cc+="程序设计:唐明理\r\n";
	cc+="E-mail:[e-mail]\r\n";
	SetDlgItemText(IDC_EDIT1,cc);

	MoveWindow(0,0,640,480);
	CenterWindow();	
	GetDlgItem(IDOK)->MoveWindow(640-60,0,55,18,TRUE);

	MemDC =CreateCompatibleDC(0);

	js=0;
	fw=0;
	m0=js*400+fw*4;	
	m1=(js+1)*400-1;
	p=m0;

	GetCurrentDirectory(256,appdir);
	dir=appdir;
	if(dir.Right(8)=="运行程序")
			dir="图片/";
	else	
		dir="../运行程序/图片/";

	loadbmp(dir+"地面.BMP");
	SelectObject(MemDC,bit);

	SetTextColor(MemDC,RGB(255,255,255));
	SetBkMode(MemDC,TRANSPARENT);	
	cc="嘿嘿!我可以动了!!走走、跑跑,世间真美好!!!";	
	TextOut(MemDC,150,100,cc,lstrlen(cc));	
	SetTextColor(MemDC,RGB(255,255,255));
	cc="不对呀，弄个框框把我笼起? 放开我 !!!";	
	TextOut(MemDC,150,220,cc,lstrlen(cc));	
	cc="BMP图片是矩形的，图片的底色是白色。怎样去掉这个框？";	
	TextOut(MemDC,151,250,cc,lstrlen(cc));
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

		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();
	}
}

HCURSOR CMyDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CMyDlg::OnOK() 
{	GetDlgItem(IDC_EDIT1)->ShowWindow(SW_HIDE);
	CClientDC dc(this);	
	GetWindowRect(rect);
	BitBlt(dc.m_hDC,0,0,rect.Width(),rect.Height(),MemDC,0,0,SRCCOPY);//	

	SetTimer(1,150,NULL);
}

void CMyDlg::OnCancel()
{	DeleteDC(MemDC);
	DeleteObject(bit);
	CDialog::OnCancel();
}
void CMyDlg::OnTimer(UINT nIDEvent)
{	CClientDC dc(this);
	if(getpic("人",p)==FALSE)
			{AfxMessageBox(cc+"没找到!");return;}
	SelectObject(MemDC,bit);
	BitBlt(dc.m_hDC,200,160,w,h,MemDC,0,0,SRCCOPY); 
	p++;
	if(p>m1) p=m0;
	CDialog::OnTimer(nIDEvent);
}

BOOL getpic(CString cc,int p)
{	char name[256];
	SetCurrentDirectory(appdir);
	sprintf(name,"%s%s/c%05d.bmp",dir,cc,p);
	loadbmp(name);	
	return TRUE;
}

BOOL loadbmp(CString cc)
{	DeleteObject(bit);
	bit=(HBITMAP)LoadImage
				(AfxGetInstanceHandle(),
				 cc,	
				 IMAGE_BITMAP,	
				 0,	
				 0,	
				 LR_LOADFROMFILE|LR_CREATEDIBSECTION
				);
	if(bit==NULL) return FALSE;	
	DIBSECTION ds;			
	BITMAPINFOHEADER &bm = ds.dsBmih;
	GetObject(bit,sizeof(ds),&ds);
	w = bm.biWidth;	
	h = bm.biHeight;
	return TRUE;
}