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// CBrush_4View.cpp : implementation of the CCBrush_4View class
//
#include "stdafx.h"
#include "CBrush_4.h"
#include "CBrush_4Doc.h"
#include "CBrush_4View.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CCBrush_4View
IMPLEMENT_DYNCREATE(CCBrush_4View, CView)
BEGIN_MESSAGE_MAP(CCBrush_4View, CView)
//{{AFX_MSG_MAP(CCBrush_4View)
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MOUSEMOVE()
//}}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()
/////////////////////////////////////////////////////////////////////////////
// CCBrush_4View construction/destruction
CCBrush_4View::CCBrush_4View()
{
// TODO: add construction code here
m_point=0;
m_decide=FALSE;
}
CCBrush_4View::~CCBrush_4View()
{
}
BOOL CCBrush_4View::PreCreateWindow(CREATESTRUCT& cs)
{
// TODO: Modify the Window class or styles here by modifying
// the CREATESTRUCT cs
return CView::PreCreateWindow(cs);
}
/////////////////////////////////////////////////////////////////////////////
// CCBrush_4View drawing
void CCBrush_4View::OnDraw(CDC* pDC)
{
CCBrush_4Doc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
// TODO: add draw code for native data here
}
/////////////////////////////////////////////////////////////////////////////
// CCBrush_4View printing
BOOL CCBrush_4View::OnPreparePrinting(CPrintInfo* pInfo)
{
// default preparation
return DoPreparePrinting(pInfo);
}
void CCBrush_4View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add extra initialization before printing
}
void CCBrush_4View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CCBrush_4View diagnostics
#ifdef _DEBUG
void CCBrush_4View::AssertValid() const
{
CView::AssertValid();
}
void CCBrush_4View::Dump(CDumpContext& dc) const
{
CView::Dump(dc);
}
CCBrush_4Doc* CCBrush_4View::GetDocument() // non-debug version is inline
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCBrush_4Doc)));
return (CCBrush_4Doc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CCBrush_4View message handlers
void CCBrush_4View::OnLButtonDown(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
m_point=point;
m_decide=TRUE; //表示鼠标左键按下
CView::OnLButtonDown(nFlags, point);
}
void CCBrush_4View::OnLButtonUp(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
m_decide=FALSE;
CView::OnLButtonUp(nFlags, point);
}
void CCBrush_4View::OnMouseMove(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
CClientDC dc(this);
CPen pen(PS_SOLID,1,RGB(0,0,255)); //放置一个蓝色的画笔
CPen *pOldPen=dc.SelectObject(&pen);
if(m_decide==TRUE) //鼠标左键按下
{
dc.MoveTo(m_point);
dc.LineTo(point);
m_point=point;
}
dc.SelectObject(pOldPen);
CView::OnMouseMove(nFlags, point);
}