previewtoolview.cpp

MFC程序开发参考大全 【明日科技】宋坤 刘锐宁 李伟明 【丛 书 名】 软件工程师典藏 【出 版 社】 人民邮电出版社 本书详细介绍了MFC框架中所有常用类及控件的应用

// PreviewToolView.cpp : implementation of the CPreviewToolView class
//

#include "stdafx.h"
#include "PreviewTool.h"

#include "PreviewToolDoc.h"
#include "PreviewToolView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CPreviewToolView

IMPLEMENT_DYNCREATE(CPreviewToolView, CView)

BEGIN_MESSAGE_MAP(CPreviewToolView, CView)
	//{{AFX_MSG_MAP(CPreviewToolView)
		// 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, OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPreviewToolView construction/destruction

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

}

CPreviewToolView::~CPreviewToolView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CPreviewToolView drawing

void CPreviewToolView::OnDraw(CDC* pDC)
{
	CPreviewToolDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	screenx =pDC->GetDeviceCaps(LOGPIXELSX);
	screeny =pDC->GetDeviceCaps(LOGPIXELSY);
	SetText();
	Font.CreatePointFont(150,"宋体");
	pDC->SelectObject(&Font);
	for(int i=0;i<8;i++)
	{
		pDC->TextOut(150,10+i*40,str[i]);
	}
	Font.DeleteObject();

}

/////////////////////////////////////////////////////////////////////////////
// CPreviewToolView printing

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

void CPreviewToolView::OnBeginPrinting(CDC* pDC, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
	printx =pDC->GetDeviceCaps(LOGPIXELSX);
	printy =pDC->GetDeviceCaps(LOGPIXELSY);	

	ratex = (double)printx /screenx; //确定打印机与屏幕的比率
	ratey = (double)printy /screeny;

}

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

/////////////////////////////////////////////////////////////////////////////
// CPreviewToolView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CPreviewToolView message handlers
void CPreviewToolView::OnFilePrintPreview()
{
	CPrintPreviewState* pState = new CPrintPreviewState;
	if(!DoPrintPreview(IDD_TOOLBARDIALOG, this,RUNTIME_CLASS(CPreView), pState))
	{
		TRACE0("Error: DoPrintPreview failed.\n");
		AfxMessageBox(AFX_IDP_COMMAND_FAILURE);
		delete pState;    
	}
}

void CPreviewToolView::SetText()
{
	str[0] = "寄语在风中，游荡在心中，";
	str[1] = "是你带来那彩虹般的梦。";
	str[2] = "月光的眼泪，迷蒙在心中，";
	str[3] = "是你带来生命里最温暖的感动。";
	str[4] = "如此的美好，";
	str[5] = "当我们听到风柔软的拂过林梢。";
	str[6] = "瞬间的尘埃，";
	str[7] = "坠落在两人漫步的街道。";
}

void CPreviewToolView::OnPrint(CDC* pDC, CPrintInfo* pInfo) 
{
	// TODO: Add your specialized code here and/or call the base class
	Font.CreatePointFont(int(150*ratex),"宋体");
 	pDC->SelectObject(&Font);
 	for(int i=0;i<8;i++)
 	{
 		pDC->TextOut(int(150*ratex),int((10+i*40)*ratey),str[i]);
 	}
 	Font.DeleteObject();
	//CView::OnPrint(pDC, pInfo);
}