www.pudn.com > 44757463.rar > FullViewBtn.cpp

// FullViewBtn.cpp   
// 
 
#include "stdafx.h" 
#include "GraphSoft.h" 
#include "FullViewBtn.h" 
#include "GraphSoftDoc.h" 
#include "GraphSoftView.h" 
#include "MainFrm.h" 
 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CFullViewBtn 
 
CFullViewBtn::CFullViewBtn() 
{	 
	m_leftbutton = FALSE ;	 
	m_flRatio=1; 
} 
 
CFullViewBtn::~CFullViewBtn() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CFullViewBtn, CButton) 
	//{{AFX_MSG_MAP(CFullViewBtn) 
	ON_WM_ERASEBKGND() 
	ON_WM_KEYDOWN() 
	ON_WM_LBUTTONDBLCLK() 
	ON_WM_LBUTTONDOWN() 
	ON_WM_LBUTTONUP() 
	ON_WM_MOUSEMOVE() 
	ON_WM_PAINT() 
	ON_WM_RBUTTONUP() 
	ON_CONTROL_REFLECT(BN_CLICKED, OnClicked) 
	ON_CONTROL_REFLECT(BN_DOUBLECLICKED, OnDoubleclicked) 
	ON_WM_CREATE() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CFullViewBtn  
 
void CFullViewBtn::OnClicked()  
{ 
	// TODO:  
} 
 
BOOL CFullViewBtn::OnEraseBkgnd(CDC* pDC)  
{	 
	CBrush newBrush; 
	newBrush.CreateSolidBrush(RGB(255,255,255)); 
	CRect rect ; 
	CBrush *pOldBrush = (CBrush*)pDC->SelectObject(&newBrush) ; 
//	pDC->GetClipBox(&rect) ; 
	this->GetClientRect(&rect) ; 
//	rect = m_size ; 
	rect.InflateRect(3,2); 
	pDC->PatBlt(rect.left,rect.top,rect.Width(),rect.Height(),PATCOPY) ; 
	pDC->SelectObject(pOldBrush) ; 
	newBrush.DeleteObject(); 
//	pDC->SetBkColor(COLORREF(RGB(0,0,0))) ; 
	return TRUE ; 
	 
//	return CButton::OnEraseBkgnd(pDC); 
} 
 
void CFullViewBtn::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)  
{ 
	CButton::OnKeyDown(nChar, nRepCnt, nFlags); 
} 
 
void CFullViewBtn::OnLButtonDblClk(UINT nFlags, CPoint point)  
{ 
	 
//	CButton::OnLButtonDblClk(nFlags, point); 
} 
 
void CFullViewBtn::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
	// TODO: この位置にメッセージ ハンドラ用のコードを追加するかまたはデフォルトの処理を呼び出してください 
//	m_pt = m_viewinfo.dp2rp(&point) ; 
	m_leftbutton = TRUE ; 
	m_ptw = m_pt=point ; 
	SetCapture() ; 
	 
//	CButton::OnLButtonDown(nFlags, point); 
} 
 
void CFullViewBtn::OnLButtonUp(UINT nFlags, CPoint point)  
{	 
	ReleaseCapture() ; 
    CPoint pt;     
	CDC *pDC = GetDC() ; 
	int old_rop = pDC->SetROP2(R2_XORPEN); 
	CPen DragPen ; 
	CPen* pOldPen ; 
	CBrush* pOldBrush ; 
	DragPen.CreatePen(PS_SOLID,1,RGB(255,255,255)) ; 
	pOldPen = (CPen*)pDC->SelectObject(&DragPen) ; 
	pOldBrush = (CBrush*)pDC->SelectStockObject(NULL_BRUSH) ;	 
	CRect rect ; 
	rect.top = min(m_pt.y,m_ptw.y) ; 
	rect.bottom = max(m_pt.y,m_ptw.y) ; 
	rect.left = min(m_pt.x,m_ptw.x) ; 
	rect.right = max(m_pt.x,m_ptw.x) ;	 
	pDC->Rectangle(&rect) ; 
	 
    DragPen.DeleteObject(); 
	DragPen.CreatePen(PS_SOLID,1,RGB(255,0,255)) ;	 
    pDC->SelectObject(&DragPen) ; 
	 
	CRect rectView; 
	if(m_targetrect!=m_MaxRect)//ｷﾀﾖｹｸｲｸﾇ 
	{ 
		CRect rectTmp = m_targetrect.GetRect();     
		pDC->Rectangle(&rectTmp); 
	} 
	CGraphSoftView* pView=((CGraphSoftView*)((CMainFrame*)AfxGetApp()->GetMainWnd())->GetActiveView()); 
	if(fabs(m_pt.x-point.x)<2||fabs(m_pt.y-point.y)<2) {			 
		m_targetrect.OffsetRect(point.x-m_targetrect.CenterPoint().x,point.y-m_targetrect.CenterPoint().y); 
	} 
	else {			 
		float ratiox,ratioy; 
		pView->GetClientRect(&rectView);		 
		ratiox = ((float)rect.Width())/rectView.Width() ; 
		ratioy = ((float)rect.Height())/rectView.Height() ;	 
		 
		if(ratiox>ratioy) m_flRatio = ratiox ; 
		else              m_flRatio = ratioy ; 
		m_targetrect.left=rect.CenterPoint().x-m_flRatio*rectView.Width()/2; 
		m_targetrect.right=rect.CenterPoint().x+m_flRatio*rectView.Width()/2; 
		m_targetrect.top=rect.CenterPoint().y-m_flRatio*rectView.Height()/2; 
		m_targetrect.bottom=rect.CenterPoint().y+m_flRatio*rectView.Height()/2;				 
		//pView->DrawCut(); 
	} 
//	pView->DrawCut(); 
	CRect rectTmp = m_targetrect.GetRect();     
	pDC->Rectangle(&rectTmp); 
 
	float rate=((float)pView->m_rectMaxWindow.Width())/m_MaxRect.Width(); 
	pView->m_rectTarget.left=((float)m_targetrect.left-m_MaxRect.left)*rate; 
	pView->m_rectTarget.right=((float)m_targetrect.right-m_MaxRect.left)*rate; 
	pView->m_rectTarget.top=((float)m_targetrect.top-m_MaxRect.top)*rate; 
	pView->m_rectTarget.bottom=((float)m_targetrect.bottom-m_MaxRect.top)*rate; 
    rate=((float)m_MaxRect.Width())/m_targetrect.Width(); 
	CSize sz(pView->m_rectMaxWindow.Width()*rate,pView->m_rectMaxWindow.Height()*rate); 
	pView->SetScrollSizes(MM_TEXT,sz);	 
    pView->m_rectMaxWindow.OffsetRect(-pView->m_rectMaxWindow.left,-pView->m_rectMaxWindow.top); 
 
    pView->m_flRate=rate; 
	rate= rate*pView->m_rectMaxWindow.Width()/m_MaxRect.Width(); 
	pView->m_rectMaxWindow.OffsetRect(rate*(m_targetrect.left-m_MaxRect.left),rate*(m_targetrect.top-m_MaxRect.top)); 
	pView->ScrollToPosition(pView->m_rectMaxWindow.TopLeft()); 
	pView->Invalidate(TRUE); 
 
	m_leftbutton = FALSE ; 
	pDC->SetROP2(old_rop); 
	pDC->SelectObject(pOldPen) ; 
	pDC->SelectObject(pOldBrush) ; 
	ReleaseDC(pDC) ; 
 
	 
//	CButton::OnLButtonUp(nFlags, point); 
} 
 
void CFullViewBtn::OnMouseMove(UINT nFlags, CPoint point)  
{ 
	if(m_leftbutton) { 
 
		CDC *pDC = GetDC() ; 
		int old_rop = pDC->SetROP2(R2_XORPEN); 
		CPen DragPen ; 
		CPen* pOldPen ; 
		CBrush* pOldBrush ; 
		DragPen.CreatePen(PS_SOLID,1,RGB(255,255,255)) ; 
		pOldPen = (CPen*)pDC->SelectObject(&DragPen) ; 
		pOldBrush = (CBrush*)pDC->SelectStockObject(NULL_BRUSH) ; 
 
		CRect rect ; 
		rect.top = min(m_pt.y,m_ptw.y) ; 
		rect.bottom = max(m_pt.y,m_ptw.y) ; 
		rect.left = min(m_pt.x,m_ptw.x) ; 
		rect.right = max(m_pt.x,m_ptw.x) ; 
 
		pDC->Rectangle(&rect) ; 
 
		m_ptw = point ; 
		rect.top = min(m_pt.y,m_ptw.y) ; 
		rect.bottom = max(m_pt.y,m_ptw.y) ; 
		rect.left = min(m_pt.x,m_ptw.x) ; 
		rect.right = max(m_pt.x,m_ptw.x) ; 
 
		pDC->Rectangle(&rect) ; 
		 
		pDC->SelectObject(pOldPen) ; 
		pDC->SelectObject(pOldBrush) ;	 
		ReleaseDC(pDC) ; 
	} 
	 
//	CButton::OnMouseMove(nFlags, point); 
} 
 
void CFullViewBtn::OnPaint()  
{ 
	CPaintDC dc(this);  
	CDC* pDC = &dc ; 
	CMainFrame* pMainFrame = (CMainFrame*)AfxGetMainWnd() ;    
	CPen DragPen ; 
	CPen* pOldPen ; 
	CBrush* pOldBrush ; 
	DragPen.CreatePen(PS_SOLID,1,RGB(0,255,0)) ;	 
	pOldPen = (CPen*)pDC->SelectObject(&DragPen) ; 
	pOldBrush = (CBrush*)pDC->SelectStockObject(NULL_BRUSH) ;	 
	CRect rectTmp = m_targetrect.GetRect();     
	pDC->Rectangle(&rectTmp); 
 
 
	CRect rectBtn,rectView,rectTarget; 
	float ratiox,ratioy; 
	CGraphSoftView* pView=((CGraphSoftView*)((CMainFrame*)AfxGetApp()->GetMainWnd())->GetActiveView()); 
	GetClientRect(&rectBtn); 
	rectView=pView->m_rectMaxWindow;	 
	ratiox = ((float)rectBtn.Width())/rectView.Width() ; 
	ratioy = ((float)rectBtn.Height())/rectView.Height() ;	 
	if(ratioxSelectObject(&DragPen) ; 
	pDC->Rectangle(&rectTarget);	 
	m_MaxRect=rectTarget;	 
	TRACE("MAXRECt:(%d,%d)--(%d,%d)\n",m_MaxRect.left,m_MaxRect.top,m_MaxRect.right,m_MaxRect.bottom); 
    if(m_targetrect.Width()==0){ 
	//	int old_rop = pDC->SetROP2(R2_XORPEN); 
	//	DragPen.DeleteObject(); 
	//	DragPen.CreatePen(PS_SOLID,1,RGB(255,0,255)) ; 
	//	pDC->SelectObject(&DragPen) ;	 
	//	pDC->Rectangle(&rectTarget); 
	//	pDC->SetROP2(old_rop); 
		m_targetrect=m_MaxRect; 
    } 
	pDC->SelectObject(pOldPen) ; 
	pDC->SelectObject(pOldBrush) ; 
	DrawGraph(pDC,rectTarget); 
} 
 
void CFullViewBtn::OnRButtonUp(UINT nFlags, CPoint point)  
{ 
	CMainFrame* pMainFrame = (CMainFrame*)AfxGetMainWnd() ; 
 
	//ﾆﾁﾄｻﾏﾔﾊｾﾕ�ｸ�ﾍｼﾐﾎ 
//	m_pView->Invalidate(TRUE); 
	 
	 
//	CButton::OnRButtonUp(nFlags, point); 
} 
 
void CFullViewBtn::OnDoubleclicked()  
{ 
	// 
} 
 
int CFullViewBtn::OnCreate(LPCREATESTRUCT lpCreateStruct)  
{ 
	if (CButton::OnCreate(lpCreateStruct) == -1) 
		return -1;	 
	// TODO: Add your specialized creation code here	 
	return 0; 
} 
void CFullViewBtn::DrawGraph(CDC* pDC,CRect rect) 
{ 
	CMainFrame* pMainFrame = (CMainFrame*)AfxGetMainWnd() ;  
	CGraphSoftView* pView = (CGraphSoftView*)(pMainFrame->GetActiveView());	 
	CGraphSoftDoc* pDoc=pView->GetDocument(); 
	POSITION pos;	 
	CRect rectMax(0,0,800,650); 
	rectMax=pView->m_rectMaxWindow; 
	rectMax.OffsetRect(-rectMax.left,-rectMax.top); 
	pos=pDoc->m_shapeList.GetHeadPosition(); 
	while (pos!=NULL) { 
		CShape* pShape=pDoc->m_shapeList.GetNext(pos); 
		int flag = pShape->GetDrawPointsFlag(); 
		pShape->SetDrawPointsFlag(0);//ﾈｫｾﾖﾊﾓﾍｼﾖﾐｲｻｻ貊ｭｸｨﾖ�ｵ� 
		if(pShape->IsSelected()){ 
             pShape->DrawCutToRect(pDC,RGB(255,0,0),RGB(255,0,0),rectMax,rect); 
		}else{ 
			pShape->DrawCutToRect(pDC,rectMax,rect); 
		}		 
		pShape->SetDrawPointsFlag(flag); 
	}	 
}