rj030619view.cpp

来自「VC++一些代码,自己制作,可以实现密码登录,有画圆等功能.」· C++ 代码 · 共 368 行

// RJ030619View.cpp : implementation of the CRJ030619View class
//

#include "stdafx.h"
#include "RJ030619.h"
#include"math.h"
#include "RJ030619Doc.h"
#include "RJ030619View.h"
#include"MainFrm.h"
#define Pi 3.1415926
#ifdef _DEBUG
#define new DEBUG_NEW
#define WM_MYMESSAGE WM_USER+1
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CRJ030619View

IMPLEMENT_DYNCREATE(CRJ030619View, CView)

BEGIN_MESSAGE_MAP(CRJ030619View, CView)
	//{{AFX_MSG_MAP(CRJ030619View)
	ON_COMMAND(ID_COMMON_COLOR, OnCommonColor)
	ON_COMMAND(ID_COMMON_FONT, OnCommonFont)
	ON_COMMAND(ID_FORE_COLOR, OnForeColor)
	ON_COMMAND(ID_MENU_TEST, OnMenuTest)
	ON_WM_CREATE()
	ON_WM_CONTEXTMENU()
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	ON_WM_MOUSEMOVE()
	ON_WM_TIMER()
    ON_MESSAGE(WM_MYMESSAGE,OnMyMessage)
	ON_COMMAND(ID_MENUPLAY, OnMenuplay)
	ON_WM_DESTROY()
	//}}AFX_MSG_MAP
	// Standard printing commands
	
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRJ030619View construction/destruction

CRJ030619View::CRJ030619View()
{
	// TODO: add construction code here
    m_ForeColor=240;
	m_BackColor=0xFFFFFF;
	m_Font.CreateStockObject(SYSTEM_FONT);
	
	nFirst=0;
	OutStr="看看这个,会隐形的!";
	OutStrLen=OutStr.GetLength();

	m_bDragging=false;
	m_hCross=AfxGetApp()->LoadStandardCursor(IDC_CROSS);
	
	
}

CRJ030619View::~CRJ030619View()
{
}

BOOL CRJ030619View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CRJ030619View drawing

void CRJ030619View::OnDraw(CDC* pDC)
{
	CRJ030619Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data hereint x,y;
    int x,y;
	CFont *pOldFont;
 	TEXTMETRIC TM;
 	int textHeight;
	//设置正文的字体
	pOldFont=pDC->SelectObject(&m_Font);
	//设置正文的前景色和背景色
	pDC->SetTextColor(m_ForeColor);
	pDC->SetBkColor(m_BackColor);
	//计算每行正文的高度
 	pDC->GetTextMetrics(&TM);
 	textHeight=TM.tmHeight+TM.tmExternalLeading;
	//输出正文
	x=550;y=340;
	pDC->TextOut(x,y,"    华  东  交  通  大  学  ");
 	y+=2*textHeight;
	pDC->TextOut(x, y,"软 件 学 院 03级6班 卢 敏");
	//恢复原来的字体
	pDC->SelectObject(pOldFont);

//   pDC->SelectObject (NewFont);	
   //输出从nFirst开始的文本串	 
    pDC->TextOut(120,140, OutStr.Mid(nFirst));
////////////////*********************************
	int nIndex=pDoc->GetNumLines();//取得线段的数量
	TRACE("nIndex1=%d\n",nIndex);//调试程序用
    
	while(nIndex--)//循环画出每一段线段
	{
			TRACE("nIndex2=%d\n",nIndex);
			pDoc->GetLine(nIndex)->DrawLine(pDC);
	}
///*********************************************

    //画硬币
	for(int i=0;i<pDoc->m_nCoins;i++)
	{
		int y=200-5*i;
		pDC->Ellipse(600,y,500,y-30);
		pDC->Ellipse(600,y-5,500,y-35);
	}
	CString strCoins;
	CStatusBar*pStatus=(CStatusBar *)AfxGetApp()->m_pMainWnd->GetDescendantWindow(ID_VIEW_STATUS_BAR);
	if(pStatus)
	{
		strCoins.Format("硬币数:%d",pDoc->m_nCoins);
		pStatus->SetPaneText(1,strCoins);
	}
    //输出显示三半图
    pDC->SelectStockObject(BLACK_PEN);	
    CBrush RedBrush,BlueBrush,YellowBrush;	
    RedBrush.CreateSolidBrush(RGB(255,0,0));	
    pDC->SelectObject (&RedBrush);	
    pDC->Pie(10,100,100,190,(int)(55+45*cos(2*Pi/3)),(int)(145+45*sin(2*Pi/3)),	
		 (int)(55+45*cos(0)),(int)(145+45*sin(0)));    
    BlueBrush.CreateSolidBrush(RGB(0,255,255));	
    pDC->SelectObject (&BlueBrush);	
    pDC->Pie(10,100,100,190,(int)(55+45*cos(4*Pi/3)),(int)(145+45*sin(4*Pi/3)),			
		 (int)(55+45*cos(2*Pi/3)),(int)(145+45*sin(2*Pi/3)));    
    YellowBrush.CreateSolidBrush(RGB(255,255,0));	
    pDC->SelectObject (&YellowBrush);	
    pDC->Pie(10,100,100,190,(int)(55+45*cos(0)),(int)(145+45*sin(0)),			
		 (int)(55+45*cos(4*Pi/3)),(int)(145+45*sin(4*Pi/3)));

}

/////////////////////////////////////////////////////////////////////////////
// CRJ030619View printing

BOOL CRJ030619View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CRJ030619View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CRJ030619View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CRJ030619View diagnostics

#ifdef _DEBUG
void CRJ030619View::AssertValid() const
{
	CView::AssertValid();
}

void CRJ030619View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CRJ030619Doc* CRJ030619View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CRJ030619Doc)));
	return (CRJ030619Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CRJ030619View message handlers

void CRJ030619View::OnCommonColor() 
{
	// TODO: Add your command handler code here
		CColorDialog dlg;
	if(dlg.DoModal()==IDOK)
	{
		m_BackColor=dlg.GetColor();
		//重绘视图
		Invalidate();
	
	}
}

void CRJ030619View::OnCommonFont() 
{
	// TODO: Add your command handler code here
	CFontDialog dlg;
	if(dlg.DoModal()==IDOK)
	{
		LOGFONT LF;
		//获取所选字体的信息
		dlg.GetCurrentFont(&LF);
		m_ForeColor=dlg.GetColor();
		//建立新的字体
		m_Font.DeleteObject();
		m_Font.CreateFontIndirect(&LF);
		Invalidate();
	
	}
}

void CRJ030619View::OnForeColor() 
{
	// TODO: Add your command handler code here
		CColorDialog dlg;
	if(dlg.DoModal()==IDOK)
	{
		m_ForeColor=dlg.GetColor();
		//重绘视图
		Invalidate();
	
	}
}

void CRJ030619View::OnMenuTest() 
{
	// TODO: Add your command handler code here
	CComctlDlg dlg;
	if(dlg.DoModal()!=IDOK)
		return;
	Invalidate();
	UpdateWindow();
	CClientDC dc(this);
	CPen penNew;
	penNew.CreatePen(PS_SOLID,dlg.m_nLineWt,RGB(0,25,255));
	CPen* ppenOld=dc.SelectObject(&penNew);
	dc.Ellipse(50,50,2*dlg.m_nRadius,2*dlg.m_nRadius);
	dc.SelectObject(ppenOld);
}


int CRJ030619View::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CView::OnCreate(lpCreateStruct) == -1)
		return -1;
		SetTimer(1,200,NULL);
	// TODO: Add your specialized creation code here
	
	return 0;
}

void CRJ030619View::OnContextMenu(CWnd* pWnd, CPoint point) 
{
	// TODO: Add your message handler code here
	CMenu menuPopup;
	if(menuPopup.CreatePopupMenu())
	{  menuPopup.AppendMenu(MF_STRING,ID_COIN_ADD,"增加硬币\tCtrl+A");
	   menuPopup.AppendMenu(MF_STRING,ID_COIN_SUB,"减少硬币\tCtrl+B");
	   menuPopup.TrackPopupMenu(TPM_LEFTALIGN,point.x,point.y, this);
}
}

void CRJ030619View::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
		SetCapture();
	::SetCursor(m_hCross);
	m_ptOrigin=point;
	m_bDragging=TRUE;

	CView::OnLButtonDown(nFlags, point);
}

void CRJ030619View::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	if(m_bDragging)
	{
		m_bDragging=false;
		ReleaseCapture();
	}
	CView::OnLButtonUp(nFlags, point);
}

void CRJ030619View::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CMainFrame *pMainFrame=(CMainFrame*)AfxGetMainWnd();	
	CStatusBar *pStatusBar=&pMainFrame->m_wndStatusBar;	
	if(pStatusBar)	
	{     
		CString str;	 
		str.Format("光标位置 X:%d,y:%d",point.x,point.y);	 
		pStatusBar->SetPaneText(0,str);  	
	}
	
	if(m_bDragging)
	{
		CRJ030619Doc *pDoc=GetDocument();//获得文档对象的指针
		ASSERT_VALID(pDoc);//测试文档对象是否运行有效
		pDoc->AddLine(m_ptOrigin,point);//加入线段到指针数组
		//————
		CClientDC dc(this);
		dc.MoveTo(m_ptOrigin);
		dc.LineTo(point);
		m_ptOrigin=point;
	}
	CView::OnMouseMove(nFlags, point);
}

void CRJ030619View::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	SendMessage(WM_MYMESSAGE);
    CView::OnTimer(nIDEvent);

}
LRESULT CRJ030619View::OnMyMessage(WPARAM wParam,LPARAM lParam)
{
        CTime time;    //定义时间类对象
		time=CTime::GetCurrentTime();      //调用系统当前时间
		CString strTime;        //定义字符串型对象
		strTime=time.Format("时间:%H:%M:%S");      //定义系统时间输出的格式 

    CStatusBar*pStatus=(CStatusBar *)AfxGetApp()->m_pMainWnd->GetDescendantWindow(ID_VIEW_STATUS_BAR);
	if(pStatus)
	{
		pStatus->SetPaneText(3,strTime);
	}
     return 0;
}

void CRJ030619View::OnMenuplay() 
{
	// TODO: Add your command handler code here
   
	nFirst=nFirst+18; //设置文本串开始位置，向前走一个汉字	
	if(nFirst>=OutStrLen+1)//文本串开始位置归0
	{ 
		nFirst=0;    	  		  
	}	
    Invalidate ();


}

void CRJ030619View::OnDestroy() 
{
	CView::OnDestroy();
	KillTimer(1);
	// TODO: Add your message handler code here
	
}