scaleprintview.cpp

来自「Visual C++ 的学习资料一」· C++ 代码 · 共 221 行

// scaleprintView.cpp : implementation of the CScaleprintView class
//

#include "stdafx.h"
#include "scaleprint.h"

#include "scaleprintDoc.h"
#include "scaleprintView.h"
#include "MainFrm.h"

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

/////////////////////////////////////////////////////////////////////////////
// CScaleprintView

IMPLEMENT_DYNCREATE(CScaleprintView, CView)

BEGIN_MESSAGE_MAP(CScaleprintView, CView)
	//{{AFX_MSG_MAP(CScaleprintView)
		// 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()

/////////////////////////////////////////////////////////////////////////////
// CScaleprintView construction/destruction

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

}

CScaleprintView::~CScaleprintView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CScaleprintView drawing

void CScaleprintView::OnDraw(CDC* pDC)
{
	CScaleprintDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	HANSHU();
	titlefont.CreatePointFont(200,"宋体",pDC);
	bodyfont.CreatePointFont(120,"宋体",pDC);
	screenx =pDC->GetDeviceCaps(LOGPIXELSX);
	screeny =pDC->GetDeviceCaps(LOGPIXELSY);
	
	CRect rect;
	GetClientRect(rect);
	rect.DeflateRect(0,20,0,0);	
	pDC->SelectObject(&titlefont);	
	pDC->DrawText("商品销售排行",rect,DT_CENTER);			
	pDC->SelectObject(&bodyfont);

	CRect m_rect(rect);
	CRect temprect(m_rect.left+30,m_rect.top+100,10+(m_rect.Width())/4,m_rect.bottom);
	CRect itemrect;
	int width = temprect.Width();

	for (int i = 0;i<4;i++)
	{
		pDC->DrawText(merchandise[i][0],temprect,DT_LEFT);
		itemrect.CopyRect(temprect);
		for (int y = 1; y< 5;y++)
		{
			itemrect.DeflateRect(0,50);
			pDC->DrawText(merchandise[i][y],itemrect,DT_LEFT);						
		}
		temprect.DeflateRect(width,0,0,0);
		temprect.InflateRect(0,0,width,0);	
	}	
	titlefont.DeleteObject();
	bodyfont.DeleteObject();
}

/////////////////////////////////////////////////////////////////////////////
// CScaleprintView printing

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

void CScaleprintView::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;

	pageheight =pDC->GetDeviceCaps(VERTRES);
	pagewidth =pDC->GetDeviceCaps(HORZRES);
	//获取打印机的左右边距
	
	leftmargin = pDC->GetDeviceCaps(PHYSICALOFFSETX);//获取左边距
	
	int phywidth= pDC->GetDeviceCaps(PHYSICALWIDTH);

	rightmargin = phywidth-pagewidth-leftmargin;
}

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

/////////////////////////////////////////////////////////////////////////////
// CScaleprintView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CScaleprintView message handlers

void CScaleprintView::HANSHU()
{
	merchandise[0][0]= "商品编号";
	merchandise[1][0]= "商品名称";
	merchandise[2][0]= "数量";
	merchandise[3][0]= "单价";

	merchandise[0][1]= "S001";
	merchandise[0][2]= "S002";
	merchandise[0][3]= "S003";
	merchandise[0][4]= "S004";

	merchandise[1][1]= "手机";
	merchandise[1][2]= "电视";
	merchandise[1][3]= "空调";
	merchandise[1][4]= "电脑";

	merchandise[2][1]= "200";
	merchandise[2][2]= "300";
	merchandise[2][3]= "400";
	merchandise[2][4]= "500";

	merchandise[3][1]= "1200";
	merchandise[3][2]= "2500";
	merchandise[3][3]= "3200";
	merchandise[3][4]= "5000";
}

void CScaleprintView::OnPrint(CDC* pDC, CPrintInfo* pInfo) 
{
	// TODO: Add your specialized code here and/or call the base class
	CMainFrame *p=(CMainFrame*)AfxGetMainWnd();
	CString str;
	p->edit.GetWindowText(str);
	int n;
	n = atoi(str);
	HANSHU();
	CRect rect(-leftmargin,0,pagewidth+rightmargin,pageheight);
	titlefont.CreatePointFont(200*n,"宋体",pDC);
	bodyfont.CreatePointFont(120*n,"宋体",pDC);
	rect.DeflateRect(0,(int)(ratey*20),0,0);		
	pDC->SelectObject(&titlefont);		
	pDC->StartDoc("printinformation");
	pDC->DrawText("商品销售排行",rect,DT_CENTER);		
	pDC->SelectObject(&bodyfont);
	CRect m_rect(rect);
	CRect temprect(m_rect.left+(int)(30*ratex),m_rect.top+(int)(100*ratey),(int)(ratey*10)+(m_rect.Width())/4,m_rect.bottom);
	CRect itemrect;
	int width = temprect.Width();

	for (int i = 0;i<4;i++)
	{
		pDC->DrawText(merchandise[i][0],temprect,DT_LEFT);
		itemrect.CopyRect(temprect);
		for (int y = 1; y< 5;y++)
		{
			itemrect.DeflateRect(0,(int)(ratey*50));
			pDC->DrawText(merchandise[i][y],itemrect,DT_LEFT);						
		}			
		temprect.DeflateRect(width,0,0,0);
		temprect.InflateRect(0,0,width,0);		
	}
	pDC->EndDoc();
	titlefont.DeleteObject();
	bodyfont.DeleteObject();
	//CView::OnPrint(pDC, pInfo);
}