mfc_smallpiecesview.cpp

元胞自动机产生的蚂蚁高速公路现象

// MFC_smallpiecesView.cpp : implementation of the CMFC_smallpiecesView class
//

#include "stdafx.h"
#include "MFC_smallpieces.h"
#include "MainFrm.h"
#include "MFC_smallpiecesDoc.h"
#include "MFC_smallpiecesView.h"
#include <math.h>
#include <time.h>

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

/////////////////////////////////////////////////////////////////////////////
// CMFC_smallpiecesView

IMPLEMENT_DYNCREATE(CMFC_smallpiecesView, CView)

BEGIN_MESSAGE_MAP(CMFC_smallpiecesView, CView)
//{{AFX_MSG_MAP(CMFC_smallpiecesView)
ON_WM_PAINT()
ON_COMMAND(IDM_PAINT, OnMenuPaint)
ON_COMMAND(IDM_ANT, OnAnt)
	ON_WM_TIMER()
	ON_COMMAND(IDM_STOP, OnStop)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CMFC_smallpiecesView construction/destruction

CMFC_smallpiecesView::CMFC_smallpiecesView(): m_bgBrush(RGB(3, 78, 105))
{
	// TODO: add construction code here
}

CMFC_smallpiecesView::~CMFC_smallpiecesView()
{
}

BOOL CMFC_smallpiecesView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	
	
	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CMFC_smallpiecesView drawing

void CMFC_smallpiecesView::OnDraw(CDC* pDC)
{
	CMFC_smallpiecesDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CMFC_smallpiecesView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CMFC_smallpiecesView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CMFC_smallpiecesView message handlers

void CMFC_smallpiecesView::OnInitialUpdate() 
{
	CView::OnInitialUpdate();
	srand(time(NULL));
	CDC *pDC = GetDC();
	CRect rect;
	GetClientRect(&rect);
	//  CMainFrame *pFrame = (CMainFrame *)GetParentFrame();
	
	//	pDC->LPtoDP(rect);
	m_mapRect.left = 0; m_mapRect.top = 0;m_mapRect.right = 1000; m_mapRect.bottom = 1000;
	//	pFrame->m_wndToolBar.GetWindowRect(&rect);
	//	m_mapRect.bottom -= rect.Height();
	//	pFrame->m_wndStatusBar.GetWindowRect(&rect);
	//	m_mapRect.bottom -= rect.Height();
	
	m_memDC.CreateCompatibleDC(pDC);
	m_bitmap.CreateCompatibleBitmap(pDC, m_mapRect.Width(), m_mapRect.Height());
	m_memDC.SelectObject(&m_bitmap);
	
	m_memDC.Rectangle(m_mapRect);
	//	m_memDC.MoveTo(m_mapRect.TopLeft());
	//  m_memDC.LineTo(m_mapRect.BottomRight());
	//  m_memDC.MoveTo(m_mapRect.left, m_mapRect.bottom);
	//  m_memDC.LineTo(m_mapRect.right, m_mapRect.top);
	int delta=m_mapRect.Height()/200;
	for (int i=1;i<200;i++)
	{
		m_memDC.MoveTo(m_mapRect.left , m_mapRect.top+delta*i);
		m_memDC.LineTo(m_mapRect.right , m_mapRect.top+delta*i);
	}
	
	delta = m_mapRect.Width()/100;
	for (i=0; i<200; i++)
	{
		m_memDC.MoveTo(m_mapRect.left+delta*i,m_mapRect.top);
		m_memDC.LineTo(m_mapRect.left+delta*i,m_mapRect.bottom);
	}
/************************************************************************/
/* 	for (i=0;i<100;i++)		//随机化环境的代码
	{
		for (int j=0;j<100;j++)
		{
			CRect rect(i*5,j*5,(i+1)*5,(j+1)*5);
			CBrush brush1,brush2;
			brush1.CreateSolidBrush(RGB(255,255,255));
			brush2.CreateSolidBrush(RGB(255,0,0));
			int temp = rand()%10;
			if (temp<5)
			{
				m_memDC.FillRect(&rect,&brush1);
			}
			else
			{
				m_memDC.FillRect(&rect,&brush2);
			}
		}
	}                                                                     */
/************************************************************************/
    ReleaseDC(pDC);
	// TODO: Add your specialized code here and/or call the base class
	x = 100;
	y = 100;
	m_direction = 1;
}

void CMFC_smallpiecesView::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	dc.BitBlt(2, 2, m_mapRect.Width(), m_mapRect.Height(), &m_memDC, 0, 0, SRCCOPY);
	// Do not call CView::OnPaint() for painting messages
}

void CMFC_smallpiecesView::CalcWindowRect(LPRECT lpClientRect, UINT nAdjustType) 
{
	// TODO: Add your specialized code here and/or call the base class
	
	CView::CalcWindowRect(lpClientRect, nAdjustType);
}

void CMFC_smallpiecesView::OnMenuPaint() 
{
	// TODO: Add your command handler code here
	//	将m_bitmap的一个方格涂成灰色,这仅仅是一个试验代码
	
	int x = rand()%100;
	int y = rand()%100;
	CRect rect(x*5,y*5,(x+1)*5,(y+1)*5);
	CBrush brush1;
	brush1.CreateSolidBrush(RGB(0,0,255));
	m_memDC.FillRect(&rect,&brush1);
	Invalidate();
}


void CMFC_smallpiecesView::OnAnt() 
{
	// TODO: Add your command handler code here
	/************************************************************************/
	/* CRect rect(x*5,y*5,(x+1)*5,(y+1)*5);
	CBrush brush1;
	brush1.CreateSolidBrush(RGB(0,0,255));
	m_memDC.FillRect(&rect,&brush1);	                                                                     */
	/************************************************************************/
	m_nTimer = SetTimer(1,2000,0);

}

void CMFC_smallpiecesView::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	for (int i = 0;i<1000;i++)
	{
		switch(m_direction)
		{
		case 1:
			{
				x--;
				if (m_memDC.GetPixel(x*5+1,y*5+1)==RGB(255,255,255))
				{
					CRect rect1(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush1;
					brush1.CreateSolidBrush(RGB(255,0,0));
					m_memDC.FillRect(&rect1,&brush1);
					m_direction = 4;
				}
				else
				{
					CRect rect2(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush2;
					brush2.CreateSolidBrush(RGB(255,255,255));
					m_memDC.FillRect(&rect2,&brush2);
					m_direction = 2;
				}
			}
			break;
		case 2:
			{
				y--;
				if (m_memDC.GetPixel(x*5+1,y*5+1)==RGB(255,255,255))
				{
					CRect rect1(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush1;
					brush1.CreateSolidBrush(RGB(255,0,0));
					m_memDC.FillRect(&rect1,&brush1);
					m_direction = 1;
				}
				else
				{
					CRect rect2(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush2;
					brush2.CreateSolidBrush(RGB(255,255,255));
					m_memDC.FillRect(&rect2,&brush2);
					m_direction = 3;
				}
			}
			break;
		case 3:
			{
				x++;
				if (m_memDC.GetPixel(x*5+1,y*5+1)==RGB(255,255,255))
				{
					CRect rect1(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush1;
					brush1.CreateSolidBrush(RGB(255,0,0));
					m_memDC.FillRect(&rect1,&brush1);
					m_direction = 2;
				}
				else
				{
					CRect rect2(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush2;
					brush2.CreateSolidBrush(RGB(255,255,255));
					m_memDC.FillRect(&rect2,&brush2);
					m_direction = 4;
				}
			}
			break;
		case 4: 
			{
				y++;
				if (m_memDC.GetPixel(x*5+1,y*5+1)==RGB(255,255,255))
				{
					CRect rect1(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush1;
					brush1.CreateSolidBrush(RGB(255,0,0));
					m_memDC.FillRect(&rect1,&brush1);
					m_direction = 3;
				}
				else
				{
					CRect rect2(x*5, y*5, (x+1)*5, (y+1)*5);
					CBrush brush2;
					brush2.CreateSolidBrush(RGB(255,255,255));
					m_memDC.FillRect(&rect2,&brush2);
					m_direction = 1;
				}
			}
			break;
		}
	}
	Invalidate();
	CView::OnTimer(nIDEvent);
}

void CMFC_smallpiecesView::OnStop() 
{
	// TODO: Add your command handler code here
	KillTimer(m_nTimer);
}