testpenview.cpp

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// TestPenView.cpp : implementation of the CTestPenView class
//

#include "stdafx.h"
#include "TestPen.h"

#include "TestPenDoc.h"
#include "TestPenView.h"
#include "math.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTestPenView

IMPLEMENT_DYNCREATE(CTestPenView, CView)

BEGIN_MESSAGE_MAP(CTestPenView, CView)
	//{{AFX_MSG_MAP(CTestPenView)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CTestPenView construction/destruction

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

}

CTestPenView::~CTestPenView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CTestPenView drawing

void CTestPenView::OnDraw(CDC* pDC)
{
	CTestPenDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	int i;
	int nPenStyle[]=
	{
		PS_SOLID,
		PS_DASH,
		PS_DOT,
		PS_DASHDOT,
		PS_DASHDOTDOT,
		PS_NULL,
		PS_INSIDEFRAME,
	};
    CPen*	pNewPen;  
	CPen*	pOldPen; 

	//用不同风格的笔绘图
	for(i=0;i<7;i++)
	{
		//构造新笔
		pNewPen=new CPen;

	    if( pNewPen->CreatePen( nPenStyle[i], 2, RGB(0,0,0)))
		{
			pOldPen = pDC->SelectObject( pNewPen );

			//用新创建的笔绘图
		pDC->Arc(160-10*i,70-10*i,160+10*i,70+10*i,
			(int)160+10*i*cos(60*3.1415926/180),
			(int)70+10*i*sin(60*3.1415926/180),
			(int)160+10*i*cos(60*3.1415926/180),
			(int)70-10*i*sin(60*3.1415926/180));

			//恢复设备描述表中的原有的笔
			pDC->SelectObject( pOldPen );
		}
		else
		{
			//给出错误提示
			AfxMessageBox("CreatePen Error!");
	    }

		//删除新笔
		delete pNewPen;
	}

	//用不同宽度的笔绘图
	for(i=0;i<7;i++)
	{
		//构造新笔
		pNewPen=new CPen;

	    if( pNewPen->CreatePen( PS_SOLID, i+1, RGB(0,0,0)))
		{
			pOldPen = pDC->SelectObject( pNewPen );

			//用新创建的笔绘图
		
pDC->Arc(360-10*i,70-10*i,360+10*i,70+10*i,
			(int)360+10*i*cos(60*3.1415926/180),
			(int)70+10*i*sin(60*3.1415926/180),
			(int)360+10*i*cos(60*3.1415926/180),
			(int)70-10*i*sin(60*3.1415926/180));

			//恢复设备描述表中的原有的笔
			pDC->SelectObject( pOldPen );
		}
		else
		{
			//给出错误提示
			AfxMessageBox("CreatePen Error!");
	    }

		//删除新笔
		delete pNewPen;
	}

	//设置颜色表
	struct	tagColor
	{
		int r,g,b;
	} color[7]=
	{
		{255,0,0},
		{0,255,0},
		{0,0,255},

		{255,255,0},
		{255,0,255},
		{0,255,255},

		{0,0,0},
	};

	//用不同颜色的笔绘图
	for(i=0;i<7;i++)
	{
		//构造新笔
		pNewPen=new CPen;

	    if( pNewPen->CreatePen( PS_SOLID, 2, RGB(color[i].r,color[i].g,color[i].b) ) )
		{
			pOldPen = pDC->SelectObject( pNewPen );

			//用新创建的笔绘图
		pDC->Arc(560-10*i,70-10*i,560+10*i,70+10*i,
			(int)560+10*i*cos(60*3.1415926/180),
			(int)70+10*i*sin(60*3.1415926/180),
			(int)560+10*i*cos(60*3.1415926/180),
			(int)70-10*i*sin(60*3.1415926/180));

			//恢复设备描述表中的原有的笔
			pDC->SelectObject( pOldPen );
		}
		else
		{
			//给出错误提示
			AfxMessageBox("CreatePen Error!");
	    }

		//删除新笔
		delete pNewPen;
	}

}

/////////////////////////////////////////////////////////////////////////////
// CTestPenView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CTestPenView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CTestPenView message handlers