pattern_2view.cpp

本程序通过在200*100的格子上按照一定的密度随机洒点模拟生命游戏 默认的密度为0.5

// Pattern_2View.cpp : implementation of the CPattern_2View class
//

#include "stdafx.h"
#include "Pattern_2.h"
#include "mDialog1.h"
#include "mDialog3.h"
#include "Pattern_2Doc.h"
#include "Pattern_2View.h"

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

/////////////////////////////////////////////////////////////////////////////
// CPattern_2View

IMPLEMENT_DYNCREATE(CPattern_2View, CView)

BEGIN_MESSAGE_MAP(CPattern_2View, CView)
	//{{AFX_MSG_MAP(CPattern_2View)
	ON_WM_TIMER()
	ON_COMMAND(ID_StartPause, OnStartPause)
	ON_COMMAND(ID_IFONVIEW, OnIfonview)
	ON_WM_DESTROY()
	ON_WM_ERASEBKGND()
	ON_WM_SIZE()
	ON_WM_CREATE()
	ON_WM_KEYDOWN()
	ON_COMMAND(ID_DataChange, OnDataChange)
	ON_COMMAND(ID_FILE_NEW, OnFileNew)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	ON_COMMAND(ID_FILE_SAVE, OnFileSave)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CPattern_2View construction/destruction

CPattern_2View::CPattern_2View()
{
	// TODO: add construction code here
	State=0;
	mdc = new CDC;
	BackGround=new CBitmap;
	BackGround->m_hObject = (HBITMAP)::LoadImage(NULL, "C:\\back.bmp" ,IMAGE_BITMAP,1280,800,LR_LOADFROMFILE);
	IfCompatible=0;
	IfOnRun=0;
	IfOnView=1;
}

CPattern_2View::~CPattern_2View()
{
}

BOOL CPattern_2View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CPattern_2View drawing

void CPattern_2View::OnDraw(CDC * )
{
	CPattern_2Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	dc=GetDC(); // device context for painting
	if ( !IfCompatible)
	{
		mdc->CreateCompatibleDC( dc );  //建立与操作窗口兼容的 DC
		IfCompatible=1;
	}
	if (State==0)
	{
		dc->FillSolidRect(0,0,1280,800,0xffffff);
		dc->TextOut(100,100,"Please create a file");
		return;
	}
	if(IfOnView!=0) 
	{	
		if (State==1) MyDraw(Data);
	}
	else
	{
		dc->FillSolidRect(0,0,1280,800,0xffffff);
		dc->TextOut(100,100,"Program is running on backstage");
	}

	// TODO: add draw code for native data here

}

/////////////////////////////////////////////////////////////////////////////
// CPattern_2View printing

BOOL CPattern_2View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CPattern_2View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CPattern_2View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CPattern_2View diagnostics

#ifdef _DEBUG
void CPattern_2View::AssertValid() const
{
	CView::AssertValid();
}

void CPattern_2View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CPattern_2Doc* CPattern_2View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CPattern_2Doc)));
	return (CPattern_2Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CPattern_2View message handlers



void CPattern_2View::MyDraw(Simulation * Data)
{
	dc=GetDC();



	mdc->SelectObject(BackGround);
	mdc->FillSolidRect(0,0,1280,800,0xffffff);
	for (int i=0; i<Data->Length; i++)
		for (int j=0; j<Data->Depth; j++)
			if (Data->MyMap[i][j]==1)
				mdc->FillSolidRect(i*5, j*5, 5, 5, RGB(255,0,0));
	char ch[100];
	sprintf(ch, "%d  ", Data->timepast );
	mdc->TextOut(100,520,"步数=");
	mdc->TextOut(100,540,ch);

	dc->BitBlt( 0 ,0 , 1280 , 800 , mdc , 0 , 0 , SRCCOPY );

}

void CPattern_2View::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default

	Data->RunIt();
	dc=GetDC();

	if(IfOnView==1) 
		{
			if (State==1) MyDraw(Data);
		}
	else
	{
		char ch[100];
		sprintf(ch, "%d  ", Data->timepast );
		dc->TextOut(100,120,"粒子数=");
		dc->TextOut(180,120,ch);
	}
	for (double i=0; i<10000; i+=0.002);

}

void CPattern_2View::OnStartPause() 
{
	// TODO: Add your command handler code here
	if (State==0)
	{
		MessageBox("Please create a file first");
		return;
	}
	if (IfOnRun)	
	{
		IfOnRun=0;
		KillTimer(1);
	}
	else
	{
		IfOnRun=1;
		SetTimer(1,50,NULL);
	}
}

void CPattern_2View::OnIfonview() 
{
	// TODO: Add your command handler code here
	if (IfOnView==0)
	{
		IfOnView=1;
	}
	else IfOnView=0;
	dc= GetDC();
	dc->FillSolidRect(0,0,1280,800,0xffffff);
	dc->TextOut(100,100,"Program is running on backstage.");
	
}

void CPattern_2View::OnDestroy() 
{
	CView::OnDestroy();
	
	// TODO: Add your message handler code here
	::wglMakeCurrent(NULL,NULL);
	::wglDeleteContext(m_hRC);
}

BOOL CPattern_2View::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	
	//return CView::OnEraseBkgnd(pDC);
	return true;
}

void CPattern_2View::OnSize(UINT nType, int cx, int cy) 
{
	// TODO: Add your message handler code here
}

int CPattern_2View::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CView::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	// TODO: Add your specialized creation code here
	PIXELFORMATDESCRIPTOR pfd =
	{
		sizeof(PIXELFORMATDESCRIPTOR),
		1,
		PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_DOUBLEBUFFER,
		PFD_TYPE_RGBA,
		24,
		0,0,0,0,0,0,
		0,0,0,
		0,0,0,0,
		32,
		0,
		0,
		PFD_MAIN_PLANE,
		0,
		0,0,0
	};
	m_hDC=GetDC()->GetSafeHdc();
	int nPixelFormat = ::ChoosePixelFormat(m_hDC, &pfd);
	::SetPixelFormat(m_hDC,nPixelFormat,&pfd);
	m_hRC=::wglCreateContext(m_hDC);
	::wglMakeCurrent(m_hDC,m_hRC);
	return 0;
}


void CPattern_2View::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default


	CView::OnKeyDown(nChar, nRepCnt, nFlags);
}

void CPattern_2View::OnDataChange() 
{
	// TODO: Add your command handler code here
	if (IfOnRun==1) 
	{
		MessageBox ("Pause, before change Data.");
		return;
	}
	if (State==0)
	{
		MessageBox ("Please create a file first.");
		return;
	}

	mDialog1 D1;
	D1.m_lengthnum=Data->Length;
	D1.m_depthnum=Data->Depth;
	D1.m_sticknum=Data->Density;
	D1.DoModal();
	Data->Length=D1.m_lengthnum;
	Data->Depth=D1.m_depthnum;
	Data->Density=D1.m_sticknum;
}

void CPattern_2View::OnFileNew() 
{
	// TODO: Add your command handler code here
	State=1;
	Data=new Simulation;   // A new simulation

    mDialog1 D1;
	D1.m_lengthnum=Data->Length;
	D1.m_depthnum=Data->Depth;
	D1.m_sticknum=Data->Density;
	D1.DoModal();
	Data->Length=D1.m_lengthnum;
	Data->Depth=D1.m_depthnum;
	Data->Density=D1.m_sticknum;
	Data->Initialize();

	OnDraw(dc);
}



void CPattern_2View::OnFileOpen() 
{
	// TODO: Add your command handler code here
	State=0;
	char a[100];

		mDialog3 FD(1);
		FD.DoModal ();
		CString b=FD.GetPathName();
		for (int i=0; i<b.GetLength(); i++)
			a[i]=b[i];
		a[i]=0;
		if ((a[i-1]=='a') && (a[i-2]=='l') && (a[i-3]=='d')) State=1;	
    if (State==0) return;         // File open failed
	
	ifstream filein(a, ios::in);    //   Read File
	
	if(!filein.good()) return;
	if (State==1) Data=new Simulation;

	filein >>Data->timepast>>Data->Density>>Data->Length>>Data->Depth;
	for (i=0;i<Data->Length;i++)
		for (int j=0;j<Data->Depth;j++)
			filein >>Data->MyMap[i][j];

	filein.close();

	OnDraw(dc);
}

void CPattern_2View::OnFileSave() 
{
	// TODO: Add your command handler code here
	if (State==0) return;
	bool flag=false;
	char a[100];

		mDialog3 FD(1);
		FD.DoModal ();
		CString b=FD.GetPathName();
		for (int i=0; i<b.GetLength(); i++)
			a[i]=b[i];
		a[i]=0;
		if ((a[i-1]=='a') && (a[i-2]=='l') && (a[i-3]=='d') && (State==1)) flag=true;
	if (!flag) return;                 // Save File Failed

	ofstream fileout(a, ios::trunc);     //Save File
	fileout <<Data->timepast<<endl<<Data->Density<<endl<<Data->Length<<endl<<Data->Depth<<endl;
	for (i=0;i<Data->Length;i++)
	{
		for (int j=0;j<Data->Depth;j++)
			fileout <<Data->MyMap[i][j]<<" ";
		fileout <<endl;
	}
	fileout.close();
}