www.pudn.com > WaterShed.rar > WaterShedView.cpp

// WaterShedView.cpp : implementation of the CWaterShedView class 
// 
 
#include "stdafx.h" 
#include "WaterShed.h" 
 
#include "WaterShedDoc.h" 
#include "WaterShedView.h" 
#include "MainFrm.h" 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CWaterShedView 
 
IMPLEMENT_DYNCREATE(CWaterShedView, CScrollView) 
 
BEGIN_MESSAGE_MAP(CWaterShedView, CScrollView) 
	//{{AFX_MSG_MAP(CWaterShedView) 
		// 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, CScrollView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CScrollView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CScrollView::OnFilePrintPreview) 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CWaterShedView construction/destruction 
 
CWaterShedView::CWaterShedView() 
{ 
	// TODO: add construction code here 
 
} 
 
CWaterShedView::~CWaterShedView() 
{ 
} 
 
BOOL CWaterShedView::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
 
	return CScrollView::PreCreateWindow(cs); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CWaterShedView drawing 
 
void CWaterShedView::OnDraw(CDC* pDC) 
{ 
// 	CWaterShedDoc* pDoc = GetDocument(); 
// 	ASSERT_VALID(pDoc); 
	// TODO: add draw code for native data here 
	CMainFrame *pFrame; 
	pFrame = (CMainFrame*) AfxGetApp()->GetMainWnd();              
	pFrame->pImageView = this; 
	 
	CWaterShedDoc* pDoc = GetDocument(); 
	ASSERT_VALID(pDoc); 
	 
 
	//ˢб³¾°£» 
	CBrush bkBrush( RGB(58,110,165) ); 
	CRect clientRect ; 
	GetClientRect(&clientRect); 
	int w = 0; 
	int h = 0; 
	if( pDoc->myImageObject!=NULL) 
	{ 
		w = pDoc->myImageObject->GetWidth(); 
        h = pDoc->myImageObject->GetHeight(); 
	} 
	w = w > clientRect.Width()  ? w : clientRect.Width(); 
	h = h > clientRect.Height() ? h : clientRect.Height(); 
	clientRect.right = w; 
	clientRect.bottom = h; 
	pDC->FillRect( &clientRect, &bkBrush ); 
	 
	if( !pDoc->isImageLoaded ) 
	{ 
		return; 
	} 
	 
	CSize sizet; 
   	sizet.cx = pDoc->myImageObject->GetWidth(); 
	sizet.cy = pDoc->myImageObject->GetHeight(); 
	SetScrollSizes (MM_TEXT, sizet); 
	 
	//OnPrepareDC (pDC); 
	CRect rect; 
	GetClientRect(&rect); 
	int width, height; 
	width = pDoc->myImageObject->GetWidth(); 
	height = pDoc->myImageObject->GetHeight(); 
	 
	if(widthmyImageObject->SetPalette( pDC ); 
	}	     
	pDoc->myImageObject->Draw(pDC, iX, iY); 
 
} 
 
void CWaterShedView::OnInitialUpdate() 
{ 
	CScrollView::OnInitialUpdate(); 
 
	CSize sizeTotal; 
	// TODO: calculate the total size of this view 
	sizeTotal.cx = sizeTotal.cy = 100; 
	SetScrollSizes(MM_TEXT, sizeTotal); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CWaterShedView printing 
 
BOOL CWaterShedView::OnPreparePrinting(CPrintInfo* pInfo) 
{ 
	// default preparation 
	return DoPreparePrinting(pInfo); 
} 
 
void CWaterShedView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add extra initialization before printing 
} 
 
void CWaterShedView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add cleanup after printing 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CWaterShedView diagnostics 
 
#ifdef _DEBUG 
void CWaterShedView::AssertValid() const 
{ 
	CScrollView::AssertValid(); 
} 
 
void CWaterShedView::Dump(CDumpContext& dc) const 
{ 
	CScrollView::Dump(dc); 
} 
 
CWaterShedDoc* CWaterShedView::GetDocument() // non-debug version is inline 
{ 
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CWaterShedDoc))); 
	return (CWaterShedDoc*)m_pDocument; 
} 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CWaterShedView message handlers