camsview.cpp

凸轮设计源代码！经典！

// CamsView.cpp : implementation of the CCamsView class
//

#include "stdafx.h"
#include "Cams.h"
#include<math.h>
#include "CamsDoc.h"
#include "CamsView.h"
#include"Dlgjdcdj.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CCamsView

IMPLEMENT_DYNCREATE(CCamsView, CScrollView)

BEGIN_MESSAGE_MAP(CCamsView, CScrollView)
	//{{AFX_MSG_MAP(CCamsView)
	ON_COMMAND(ID_MENU_JDCDJ, OnMenuJdcdj)
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CScrollView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CScrollView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CScrollView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCamsView construction/destruction

CCamsView::CCamsView()
{
	// TODO: add construction code here

}

CCamsView::~CCamsView()
{
}

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

	return CScrollView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CCamsView drawing

void CCamsView::OnDraw(CDC* pDC)
{
	CCamsDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	CString str[2];
	CBrush *pOldBrush=pDC->GetCurrentBrush();
	CBrush br;
	br.CreateSolidBrush(RGB(0,0,255));
	pDC->SelectObject(&br);
    int x[360],y[360];
	double a,b,c;
    double n;
	int d,r;
	a=pDoc->h;
	d=pDoc->d;
	r=d/2;
	b=a/120.0;
	c=b;
	n=3.1415926/180.0;
	for(int i=0;i<90;i++)
	{
		x[i]=int(200.0-(r+b)*sin(n));
		y[i]=int(250.0-(r+b)*cos(n));
		n+=(3.1415926/180.0);
		b+=c;
	}
	n=3.1415926/180.0;
	for( i=90;i<120;i++)
	{
		x[i]=int(200.0-(r+b)*cos(n));
		y[i]=int(250.0+(r+b)*sin(n));
		n+=(3.1415926/180.0);
		b+=c;
	}
    for( i=120;i<180;i++)
	{
		x[i]=int(200.0-(r+b)*cos(n));
		y[i]=int(250.0+(r+b)*sin(n));
		n+=(3.1415926/180.0);
	}
    n=3.1415926/180;
	for( i=180;i<270;i++)
	{
		x[i]=int(200.0+(r+b)*sin(n));
		y[i]=int(250.0+(r+b)*cos(n));
		n+=(3.1415926/180.0);
		b-=c;
	}
	n=3.1415926/180.0;
	for( i=270;i<300;i++)
	{
		x[i]=int(200.0+(r+b)*cos(n));
		y[i]=int(250.0-(r+b)*sin(n));
		n+=(3.1415926/180.0);
	    b-=c;
	}
   	for(i=300;i<360;i++)
	{
		x[i]=int(200.0+(r+b)*cos(n));
		y[i]=int(250.0-(r+b)*sin(n));
		n+=(3.1415926/180.0);
	}
    pDC->Ellipse(200-r,250-r,200+r,250+r);
    pDC->MoveTo(200,250-r);
	for(int j=0;j<360;j++)
	{
		pDC->LineTo(x[j],y[j]);
	}
    pDC->TextOut(200,250,"o");
	pDC->MoveTo(200,250);
	pDC->LineTo(200+2*r,250);
	pDC->TextOut(200+2*r,250,"x");
	pDC->MoveTo(200,250);
	pDC->LineTo(200,250-2*r);
	pDC->TextOut(200,250-2*r,"y");
	pDC->MoveTo(220,230);
	pDC->LineTo(220+r,220-r);
	pDC->TextOut(220+r,220-r,"基圆");
	pDC->TextOut(50,350+r,"等速移动从动件旁形凸轮");
    str[0].Format("基圆直径:  %d",d);
    str[1].Format("从动件升程:  %d",int(a));
    pDC->TextOut(80,380+r,str[0]);
    pDC->TextOut(80,410+r,str[1]);
	pDC->SelectObject(pOldBrush);

}

void CCamsView::OnInitialUpdate()
{
	CScrollView::OnInitialUpdate();
    CCamsDoc *pDoc=GetDocument();
	h=pDoc->h;
	d=pDoc->d;
	CSize sizeTotal;
	// TODO: calculate the total size of this view
	sizeTotal.cx =2000;
	sizeTotal.cy =2000;
	SetScrollSizes(MM_TEXT, sizeTotal);
}

/////////////////////////////////////////////////////////////////////////////
// CCamsView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CCamsView diagnostics

#ifdef _DEBUG
void CCamsView::AssertValid() const
{
	CScrollView::AssertValid();
}

void CCamsView::Dump(CDumpContext& dc) const
{
	CScrollView::Dump(dc);
}

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

/////////////////////////////////////////////////////////////////////////////
// CCamsView message handlers

void CCamsView::OnMenuJdcdj() 
{
	// TODO: Add your command handler code here
    CDlgjdcdj Dlgjdcdj;
    Dlgjdcdj.m_Edit1=100;
	Dlgjdcdj.m_Edit2=36.0;
	if(Dlgjdcdj.DoModal()==IDOK)
	{
	d=Dlgjdcdj.m_Edit1;
	h=Dlgjdcdj.m_Edit2;
	Invalidate();
	}
    CCamsDoc *pDoc=GetDocument();
	pDoc->h=h;
	pDoc->d=d;
	pDoc->SetModifiedFlag(TRUE);
}