eastdrawview.cpp

完整的基本图形绘制系统 .rar

 CMainFrame* pMainFrame=(CMainFrame*)AfxGetMainWnd();
	if(pMainFrame->m_wndStyleBar.IsWindowVisible())
    { 
	 pMainFrame->ShowFontBar(true);
     if(this->m_LBDownTimes==1)
	 {
	  this->m_LBDownTimes=2;
	  this->m_pCurrentUnit->OnLButtonDown(&dc,this,0);
	  
	 }
	}
  if(!pMainFrame->m_wndStyleBar.IsWindowVisible())
  {
   pMainFrame->ShowFontBar(true);
   this->m_LBDownTimes=0;
  }
  //m_pTextEdit->ShowWindow(true);
  m_CurrentDrawTool=Text_Tool;
 m_CurrentDrawStatus=Draw_Status;
 this->m_LBDownTimes=0;

}







void CEastDrawView::GetFontInfo(LPTSTR pszFaceName, int &nSize)
{
   /// CHARFORMAT cf = GetCharFormatSelection ();
    //::lstrcpy (pszFaceName, cf.dwMask & CFM_FACE ? cf.szFaceName : _T (""));
   // nSize = cf.dwMask & CFM_SIZE ? cf.yHeight : -1;
}


void CEastDrawView::OnCharBold() 
{
	// TODO: Add your command handler code here
	CMainFrame*pMainFrame=(CMainFrame*)::AfxGetMainWnd();
	pMainFrame->m_wndStyleBar.OnCharBold();
	 
}

void CEastDrawView::OnCharItalic() 
{
	// TODO: Add your command handler code here
	CMainFrame*pMainFrame=(CMainFrame*)::AfxGetMainWnd();
	pMainFrame->m_wndStyleBar.OnCharItalic();
}

void CEastDrawView::OnCharUnderline() 
{
	// TODO: Add your command handler code here
	CMainFrame*pMainFrame=(CMainFrame*)::AfxGetMainWnd();
	pMainFrame->m_wndStyleBar.OnCharUnderline();
}







void CEastDrawView::OnContextMenu(CWnd* pWnd, CPoint point) 
{
      CClientDC dc(this);
	  this->OnPrepareDC(&dc);
	  dc.SetWindowOrg(m_CenterPoint);
	  //dc.DPtoLP(&point);
	// TODO: Add your message handler code here
      if(m_CurrentDrawStatus!=Select_Status)
	  m_pCurrentUnit->OnContextMenu(pWnd,point);
	  
     if(m_CurrentDrawStatus==Select_Status)
	 {
	  CMenu menuTextEdit;
      menuTextEdit.LoadMenu(IDR_MENU_Delete);
      
      menuTextEdit.GetSubMenu(0)->TrackPopupMenu(TPM_LEFTALIGN,point.x,point.y,pWnd);
	 
	 }

}

void CEastDrawView::OnMenuitemOk() 
{
	// TODO: Add your command handler code here

	  CClientDC dc(this);
	  OnPrepareDC(&dc);
	  dc.SetWindowOrg(m_CenterPoint);
	  m_pCurrentUnit->OnMenuitemOk(&dc,this);
}





BOOL CEastDrawView::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message) 
{
	// TODO: Add your message handler code here and/or call default
	if(m_CurrentDrawStatus==Draw_Status||m_CurrentDrawStatus==Change_Status||m_CurrentDrawStatus==Select_Color_Status)
	 SetCursor(AfxGetApp()->LoadCursor(ID_Draw));
    
	if(m_CurrentDrawStatus==Drag_Status||m_CurrentDrawStatus==Select_Status)
     SetCursor(AfxGetApp()->LoadCursor(ID_Change));
	return true;
	//return CScrollView::OnSetCursor(pWnd, nHitTest, message);
}

void CEastDrawView::ShowFontBar(BOOL isShow)
{
	CMainFrame*pMainFrame=(CMainFrame*)::AfxGetMainWnd();
	pMainFrame->ShowFontBar(isShow);
}

void CEastDrawView::OnCirCu() 
{
	// TODO: Add your command handler code here
      CClientDC dc(this);
	  this->OnPrepareDC(&dc);
	  dc.SetWindowOrg(m_CenterPoint);
	  this->m_pCurrentUnit->OnMenuitemCirCu(&dc,this);
}

void CEastDrawView::OnUpdateCirCu(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here

  pCmdUI->SetCheck();
}

void CEastDrawView::SetMousePosText(CPoint Logpoint,CPoint Devpoint)
{
	CMainFrame*pMainFrame=(CMainFrame*)::AfxGetMainWnd();
	pMainFrame->SetMousePosText(Logpoint,Devpoint);
}

void CEastDrawView::DrawAxis(CDC*pDC)
{
  
	CPen pen;
    pen.CreatePen(PS_SOLID,1,RGB(255,0,0));
	CPen*OldPen=pDC->SelectObject(&pen);
	int oldRop=pDC->SetROP2(R2_NOTXORPEN);
	pDC->MoveTo(m_CenterPoint.x+2,0);
	pDC->LineTo(GetTotalSize().cx+m_CenterPoint.x-2,0);
	
	pDC->MoveTo(0,m_CenterPoint.y+2);
	pDC->LineTo(0,GetTotalSize().cy+m_CenterPoint.y-2);
	
	pDC->SelectObject(OldPen);
	pDC->SetROP2(oldRop);

}






BOOL CEastDrawView::SaveDIB(CBitmap*pbitmap, CFile&file)
{
    CClientDC dc(this);
	OnPrepareDC(&dc);
	dc.SetWindowOrg(m_CenterPoint);
	CDC*pViewDC=&dc;
    CEastDrawDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	CBitmap*Oldmap;
    CBitmap Bitmap;
	CDC memDC;
    Bitmap.CreateCompatibleBitmap(pViewDC,this->GetTotalSize().cx,this->GetTotalSize().cy);
    memDC.CreateCompatibleDC(pViewDC);
    memDC.SetMapMode(pViewDC->GetMapMode());
	Oldmap=memDC.SelectObject(&Bitmap);
	
	memDC.SetWindowOrg(m_CenterPoint);
	memDC.PatBlt(m_CenterPoint.x,m_CenterPoint.y,GetTotalSize().cx,GetTotalSize().cy,WHITENESS);
	
	this->DrawAll(&memDC);
    if(this->m_HaveAxis)
		this->DrawAxis(&memDC);
	::GdiFlush();
	memDC.SelectObject(Oldmap);
	memDC.DeleteDC();
	
	BITMAPFILEHEADER bmfHdr; 
	
    bmfHdr.bfType=0x4d42;
	int sizeHdr=sizeof(BITMAPINFOHEADER);
   
    LPBITMAPINFOHEADER lpBI=( LPBITMAPINFOHEADER)::GlobalAlloc(LMEM_FIXED,sizeHdr);
 	if(!lpBI)
	{
	  AfxMessageBox("内存申请失败，请稍后再试");
	
	}
	BYTE *pDib;
	BYTE *pDib2;
    pDib=(BYTE*)::GlobalAlloc(LMEM_FIXED,GetTotalSize().cx*GetTotalSize().cy*4);
    if(!pDib)
	{
	  AfxMessageBox("内存申请失败，请稍后再试");
	
	}
	lpBI->biSize=(LONG)sizeof(BITMAPINFOHEADER);
	lpBI->biWidth=(LONG)this->GetTotalSize().cx;
	lpBI->biHeight=(LONG)this->GetTotalSize().cy;
	lpBI->biPlanes=1;
	lpBI->biBitCount=32;
	lpBI->biCompression=BI_RGB;
	lpBI->biSizeImage=0;
	lpBI->biXPelsPerMeter=0;
	lpBI->biYPelsPerMeter=0;
	lpBI->biClrUsed=0;
	lpBI->biClrImportant=0;

   
    Bitmap.GetBitmapBits(GetTotalSize().cx*GetTotalSize().cy*4,pDib);

	pDib2=(BYTE*)::GlobalAlloc(LMEM_FIXED,GetTotalSize().cx*GetTotalSize().cy*4);
	  if(!pDib2)
	{
	  AfxMessageBox("内存申请失败，请稍后再试");
	
	}
	
	for(int j=0;j<GetTotalSize().cy;j++)
		 for(int i=0;i<GetTotalSize().cx*4;i++)
	 {
	  pDib2[i+j*GetTotalSize().cx*4]=pDib[GetTotalSize().cx*(GetTotalSize().cy-1-j)*4+i];	
	}
		 ::GlobalFree(pDib);
	

    bmfHdr.bfSize=(DWORD) (sizeof(BITMAPFILEHEADER) + 
                 sizeHdr +GetTotalSize().cx*GetTotalSize().cy*4); 
	bmfHdr.bfReserved1=bmfHdr.bfReserved2=0;
	bmfHdr.bfOffBits=sizeof(BITMAPFILEHEADER)+sizeHdr;
	
  try
  {
	 
     file.Write((LPVOID)&bmfHdr,sizeof(BITMAPFILEHEADER));
	 file.Write((LPVOID)lpBI,sizeHdr);
	 file.WriteHuge((LPVOID)pDib2,GetTotalSize().cx*GetTotalSize().cy*4);
  }

  catch(CException*Fe)
  {
    Fe->ReportError();
	Fe->Delete();
   return false;
  }
  
 
  ::GlobalFree(lpBI);
  ::GlobalFree(pDib2);
   return true;  
  

}





void CEastDrawView::DeleteSelect()
{   
	this->ExchangeSave();
	CClientDC dc(this);
	this->OnPrepareDC(&dc);
	dc.SetWindowOrg(m_CenterPoint);
	CDC*pDC=&dc;
	CEastDrawDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	int oldrop=pDC->SetROP2(R2_NOTXORPEN);   
	for(int i=0;i<pDoc->m_PolygonArray.GetSize();i++)
	{
	  CPolygon*pPolygon=(CPolygon*)pDoc->m_PolygonArray.GetAt(i);
	  if(pPolygon->m_HaveFindFirst)
	  {
		pPolygon->ShowSelectPoint(pDC);
	    pPolygon->DrawStatic(pDC);
		pDoc->m_PolygonArray.RemoveAt(i);
		delete 	pPolygon;
		i--;

	  }
                
	}
    for(i=0;i<pDoc->m_TextArray.GetSize();i++)
	{
	  CText*pText=(CText*)pDoc->m_TextArray.GetAt(i);
	  
	    if(pText->m_HaveFindFirst)
		{	
			 pText->ShowSelectPoint(pDC);
	         //pText->DrawStatic(pDC);
			 CPoint point=pText->m_PositionPoint;
			 pDC->LPtoDP(&point);

			 this->InvalidateRect(CRect(point,CPoint(point.x+pText->m_Width,point.y+pText->m_Hight)));
			 pDoc->m_TextArray.RemoveAt(i);
			 delete pText;
             i--;
		}
	}

	for(i=0;i<pDoc->m_PolyBezierArray.GetSize();i++)
	{
	 CPolyBezier*pPolyBezier=(CPolyBezier*)pDoc->m_PolyBezierArray.GetAt(i);
	 
	  if(pPolyBezier->m_HaveFindFirst)
	  {
		  pPolyBezier->ShowSelectPoint(pDC);
	      pPolyBezier->DrawStatic(pDC);
		  pDoc->m_PolyBezierArray.RemoveAt(i);
		  delete pPolyBezier;
		  i--;
	  }
	}
	for(i=0;i<pDoc->m_DLineArray.GetSize();i++)
   {
	CDLine*pDLine=(CDLine*)pDoc->m_DLineArray.GetAt(i);

    if(pDLine->m_HaveFindFirst)
	{   pDLine->ShowSelectPoint(pDC);
	    pDLine->DrawStatic(pDC);
	     pDoc->m_DLineArray.RemoveAt(i);
		 delete pDLine;
	     i--;
	}
	
	}
	for(i=0;i<pDoc->m_CurveArray.GetSize();i++)
	{
	 CCurve*pCurve=(CCurve*)pDoc->m_CurveArray.GetAt(i);
	 
	 if(pCurve->m_HaveFindFirst)
	 {
		 pCurve->ShowSelectPoint(pDC);
	     pCurve->DrawStatic(pDC);
		 pDoc->m_CurveArray.RemoveAt(i);
		 delete pCurve;
	     i--;
	 }
	 }

	for(i=0;i<pDoc->m_RectangleArray.GetSize();i++)
	{
	CRectangle*pRectangle=(CRectangle*)pDoc->m_RectangleArray.GetAt(i);
	
	if(pRectangle->m_HaveFindFirst)
	{
		pRectangle->ShowSelectPoint(pDC);
        pRectangle->DrawStatic(pDC);
		pDoc->m_RectangleArray.RemoveAt(i);
		delete pRectangle;
		i--;
	}
	}
    for(i=0;i<pDoc->m_RoundRectangleArray.GetSize();i++)
	{
	CRoundRectangle*pRoundRectangle=(CRoundRectangle*)pDoc->m_RoundRectangleArray.GetAt(i);
	
	if(pRoundRectangle->m_HaveFindFirst)
	{	
		pRoundRectangle->ShowSelectPoint(pDC);
	   pRoundRectangle->DrawStatic(pDC);
	    pDoc->m_RoundRectangleArray.RemoveAt(i);
		delete pRoundRectangle;
		i--;
	}
	}
    for(i=0;i<pDoc->m_EllipseArray.GetSize();i++)
	{
	CEllipse*pEllipse=(CEllipse*)pDoc->m_EllipseArray.GetAt(i);
	
	if(pEllipse->m_HaveFindFirst)
	{   pEllipse->ShowSelectPoint(pDC);
	    pEllipse->DrawStatic(pDC);
	    pDoc->m_EllipseArray.RemoveAt(i);
		delete pEllipse;
		i--;
	
	}
	}
    for(i=0;i<pDoc->m_RoundArray.GetSize();i++)
	{
	CRound*pRound=(CRound*)pDoc->m_RoundArray.GetAt(i);
	
	if(pRound->m_HaveFindFirst)
	{
		pRound->ShowSelectPoint(pDC);
	    pRound->DrawStatic(pDC);
	    pDoc->m_RoundArray.RemoveAt(i);
		delete pRound;
		i--;
	
	}
	}
  for(i=0;i<pDoc->m_LiEllipseArray.GetSize();i++)
	{
	CEllipse*pLiEllipse=(CEllipse*)pDoc->m_LiEllipseArray.GetAt(i);

	if(pLiEllipse->m_HaveFindFirst)
	{
		pLiEllipse->ShowSelectPoint(pDC);
	    pLiEllipse->DrawStatic(pDC);
	    pDoc->m_LiEllipseArray.RemoveAt(i);
		delete pLiEllipse;
		i--;
	
	}
	}
  for(i=0;i<pDoc->m_RoundArcArray.GetSize();i++)
  {
    CRoundArc*pRoundArc=(CRoundArc*)pDoc->m_RoundArcArray.GetAt(i);
	
	if(pRoundArc->m_HaveFindFirst)
	{
		pRoundArc->ShowSelectPoint(pDC);
	    pRoundArc->DrawStatic(pDC);
	    pDoc->m_RoundArcArray.RemoveAt(i);
		delete pRoundArc;
		i--;
	}
	}
    
  for(i=0;i<pDoc->m_EllipseArcArray.GetSize();i++)
  {
   CEllipseArc*pEllipseArc=(CEllipseArc*)pDoc->m_EllipseArcArray.GetAt(i);
   
   if(pEllipseArc->m_HaveFindFirst)
   {   pEllipseArc->ShowSelectPoint(pDC);
       pEllipseArc->DrawStatic(pDC);
       pDoc->m_EllipseArcArray.RemoveAt(i);
	   delete pEllipseArc;
	   i--;
   }
   }
  pDC->SetROP2(oldrop);
}

void CEastDrawView::OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	if(nChar==VK_DELETE)
		this->DeleteSelect();
	CScrollView::OnKeyUp(nChar, nRepCnt, nFlags);
}