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// RnDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Rn.h"
#include "RnDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CRnDlg dialog

CRnDlg::CRnDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CRnDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CRnDlg)
		// 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 CRnDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CRnDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

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

/////////////////////////////////////////////////////////////////////////////
// CRnDlg message handlers

BOOL CRnDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	int i = 0;
	CString str;
	while(i<COUNT)
	{
		str.Format("./Flys/%03d.bmp",i+1);
		m_dc[i].LoadBitmap(str);
		m_dc[i].BitRgn(m_rg[i],RGB(0,0,0));
		++i;
	}
	ModifyStyleEx(GetExStyle(),WS_EX_TOOLWINDOW );
	SetWindowPos(&wndTopMost,0,0,m_dc[0].GetWidth(),m_dc[0].GetHeight(),0);
	CRgn r;
	r.CreateRectRgn(0,0,0,0);
	r.CopyRgn(&m_rg[0]);
	SetWindowRgn(r,TRUE);

	SetTimer(0,64,NULL);
	// 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
	
	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 CRnDlg::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();
	}
}

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

void CRnDlg::OnOK() 
{
	// TODO: Add extra validation here
	
//	CDialog::OnOK();
}

void CRnDlg::OnTimer(UINT nIDEvent) 
{//满屏飞舞的蝴蝶？？
	static int i = 0;
	static int x=0,y=0;
	CMemDC &mdc = m_dc[i];
	MoveWindow(x,y,mdc.GetWidth(),mdc.GetHeight(),TRUE);
	x+=5;
	y+=5;
	CClientDC dc(this);
	CRgn r;
	r.CreateRectRgn(0,0,0,0);
	r.CopyRgn(&m_rg[i]);
	SetWindowRgn(r,TRUE);
	
	dc.BitBlt(0,0,mdc.GetWidth(),mdc.GetHeight(),&mdc,0,0,SRCCOPY);


	if(++i == COUNT)
		i=0;
	CDialog::OnTimer(nIDEvent);
}