jpegqualitytestview.cpp

来自「《医学图象的远程传输系统》」· C++ 代码 · 共 103 行

// JpegQualityTestView.cpp : implementation of the CJpegQualityTestView class
//

#include "stdafx.h"
#include "JpegQualityTest.h"

#include "JpegQualityTestDoc.h"
#include "JpegQualityTestView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CJpegQualityTestView

IMPLEMENT_DYNCREATE(CJpegQualityTestView, CScrollView)

BEGIN_MESSAGE_MAP(CJpegQualityTestView, CScrollView)
	//{{AFX_MSG_MAP(CJpegQualityTestView)
		// 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
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CJpegQualityTestView construction/destruction

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

}

CJpegQualityTestView::~CJpegQualityTestView()
{
}

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

	return CScrollView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CJpegQualityTestView drawing

void CJpegQualityTestView::OnDraw(CDC* pDC)
{
	CJpegQualityTestDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	if (pDoc->m_bmInfo.bmiHeader.biWidth>0 && pDoc->m_bmInfo.bmiHeader.biHeight>0){
		::SetDIBitsToDevice(pDC->m_hDC,
			0,
			0,
			pDoc->m_bmInfo.bmiHeader.biWidth,
			pDoc->m_bmInfo.bmiHeader.biHeight,
			0,
			0,
			0,
			pDoc->m_bmInfo.bmiHeader.biHeight,
			pDoc->m_pBmp+sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER),
			&pDoc->m_bmInfo,
			DIB_RGB_COLORS);
	}
}

void CJpegQualityTestView::OnInitialUpdate()
{
	CScrollView::OnInitialUpdate();
	CJpegQualityTestDoc* pDoc=GetDocument();
	ASSERT_VALID(pDoc);
	SetScrollSizes(MM_TEXT,CSize(pDoc->m_bmInfo.bmiHeader.biWidth,pDoc->m_bmInfo.bmiHeader.biHeight));
}

/////////////////////////////////////////////////////////////////////////////
// CJpegQualityTestView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CJpegQualityTestView message handlers