repos_ecs/DrawIDE/IDE/DlgBmp.cpp

// DlgBmp.cpp : implementation file
//

#include "stdafx.h"
#include "IDE.h"
#include "DlgBmp.h"
#include "mainfrm.h"
#include "IDEView.h"

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


extern CString g_strViewName;	
extern CString g_strStartPic;


/////////////////////////////////////////////////////////////////////////////
// CDlgBmp dialog


CDlgBmp::CDlgBmp(CWnd* pParent /*=NULL*/)
	: CDlgBase(CDlgBmp::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgBmp)
	// m_tHisDate = 0;
	//}}AFX_DATA_INIT
}


CDlgBmp::~CDlgBmp()
{

}


void CDlgBmp::DoDataExchange(CDataExchange* pDX)
{
	CDlgBase::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgBmp)
	DDX_DateTimeCtrl(pDX, IDC_HISDATE, m_tHisDate);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDlgBmp, CDlgBase)
	//{{AFX_MSG_MAP(CDlgBmp)
	ON_BN_CLICKED(ID_HISEVENT, OnHisevent)
	ON_BN_CLICKED(ID_MAINPAGE, OnMainpage)
	ON_NOTIFY(DTN_DATETIMECHANGE, IDC_HISDATE, OnDatetimechangeHisdate)
	ON_BN_CLICKED(ID_FRESHVIEW, OnFreshview)
	ON_BN_CLICKED(IDC_LASTWEEK, OnLastweek)
	ON_BN_CLICKED(IDC_LASTDAY, OnLastday)
	ON_BN_CLICKED(IDC_NEXTDAY, OnNextday)
	ON_BN_CLICKED(IDC_NEXTWEEK, OnNextweek)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgBmp message handlers

BOOL CDlgBmp::OnInitDialog() 
{
	CDlgBase::OnInitDialog();
	
	// TODO: Add extra initialization here
	CClientDC dc(this);
    SetupRegion(&dc,m_bmp,RGB(255,255,255));

	VERIFY(m_button[0].AutoLoad(IDC_LASTWEEK,this));
	VERIFY(m_button[1].AutoLoad(IDC_LASTDAY,this));
	VERIFY(m_button[2].AutoLoad(IDC_NEXTWEEK,this));
	VERIFY(m_button[3].AutoLoad(IDC_NEXTDAY,this));

	VERIFY(m_button[4].AutoLoad(ID_HISEVENT,this));
	VERIFY(m_button[5].AutoLoad(ID_MAINPAGE,this));
	VERIFY(m_button[6].AutoLoad(IDOK,this));
	VERIFY(m_button[7].AutoLoad(ID_FRESHVIEW,this));


	m_tHisDate = CTime::GetCurrentTime();
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CDlgBmp::SetupRegion(CDC *pDC, CBitmap &cBitmap, COLORREF TransColor)
{
    CDC memDC;
    //创建与传入DC兼容的临时DC
    memDC.CreateCompatibleDC(pDC);
    
    CBitmap *pOldMemBmp=NULL;
    //将位图选入临时DC
    pOldMemBmp=memDC.SelectObject(&cBitmap);
    
    CRgn wndRgn;
    //创建总的窗体区域，初始region为0
    wndRgn.CreateRectRgn(0,0,0,0);
    
    
    BITMAP bit;   
    cBitmap.GetBitmap (&bit);//取得位图参数，这里要用到位图的长和宽     
    
    int y;
    for(y=0;y<=bit.bmHeight  ;y++)
    {
        CRgn rgnTemp; //保存临时region
        
        int iX = 0;
        do
        {
            //跳过透明色找到下一个非透明色的点.
            while (iX <= bit.bmWidth  && memDC.GetPixel(iX, y) == TransColor)
                iX++;
            
            //记住这个起始点
            int iLeftX = iX;
            
            //寻找下个透明色的点
            while (iX <= bit.bmWidth  && memDC.GetPixel(iX, y) != TransColor)
                ++iX;
            
            //创建一个包含起点与重点间高为1像素的临时“region”
            rgnTemp.CreateRectRgn(iLeftX, y, iX, y+1);
            
            //合并到主"region".
            wndRgn.CombineRgn(&wndRgn, &rgnTemp, RGN_OR);
            
            //删除临时"region",否则下次创建时和出错
            rgnTemp.DeleteObject();
        }while(iX <bit.bmWidth );
        iX = 0;
    }
    
    if(pOldMemBmp)
        memDC.SelectObject(pOldMemBmp);
    
    CWnd * pWnd = pDC->GetWindow();
    pWnd->SetWindowRgn(wndRgn,TRUE);    
    pWnd->SetForegroundWindow();    
        
	ReleaseDC( &memDC );
	DeleteObject( wndRgn );
}


void CDlgBmp::OnHisevent() 
{
	int screenx=GetSystemMetrics(SM_CXSCREEN);
	int screeny=GetSystemMetrics(SM_CYSCREEN);
}


void CDlgBmp::OnMainpage() 
{
	UpdateData(true);
	CMainFrame* pFrame = (CMainFrame*)AfxGetApp()->GetMainWnd();
	//CIDEView* pView = (CIDEView*)(pFrame->GetActiveView());
	//g_strViewName = _PICTUREDIR;
	g_strViewName = g_strStartPath + "\\" + g_strStartPic + ".view";
	pFrame->AddIDEView(g_strStartPic, g_strViewName);
}


void CDlgBmp::OnDatetimechangeHisdate(NMHDR* pNMHDR, LRESULT* pResult) 
{
	// 取视图；
	UpdateData(true);
	CMainFrame* pFrame = (CMainFrame*)AfxGetApp()->GetMainWnd();
	CIDEView* pView = (CIDEView*)(pFrame->GetActiveView());
	pView->SetHisTime( m_tHisDate );

	*pResult = 0;
}

void CDlgBmp::OnFreshview() 
{
	UpdateData(true);
	CMainFrame* pFrame = (CMainFrame*)AfxGetApp()->GetMainWnd();
	CIDEView* pView = (CIDEView*)(pFrame->GetActiveView());
	pView->SetHisTime( m_tHisDate );	
}

void CDlgBmp::OnLastweek() 
{
	m_tHisDate -= CTimeSpan(7,0,0,0); 
	UpdateData( false );
	OnFreshview();
}

void CDlgBmp::OnLastday() 
{
	m_tHisDate -= CTimeSpan(1,0,0,0); 
	UpdateData( false );
	OnFreshview();
}

void CDlgBmp::OnNextday() 
{
	m_tHisDate += CTimeSpan(1,0,0,0); 
	UpdateData( false );
	OnFreshview();
}

void CDlgBmp::OnNextweek() 
{
	m_tHisDate += CTimeSpan(7,0,0,0); 
	UpdateData( false );
	OnFreshview();
}