C / C++ / MFC

Complex W;
Complex* pW = &W;
Complex** ppW = &pW;
//To dereference
Complex*pX = *ppW;
Complex X=**ppW;
//To access a member function (just guessing at the name of the member!)
double i=(*ppW)->i;
double j=(**ppW).j;

// defined somewhere
Graphics* m_pGraphics;			

graphicsContainer = m_pGraphics->BeginContainer();

m_pGraphics->TranslateTransform(pointF.X,pointF.Y);
// angle is the angle you want to rotate your text in CCW turn with 0 = horizontal. Of course, in GDI+, Microsoft uses
// CW angle so it is not compatible with trigonometric functions :(
m_pGraphics->RotateTransform(-angle);
m_pGraphics->TranslateTransform(-pointF.X,-pointF.Y);

m_pGraphics->DrawString(str, -1, &font, pointF, &sf,&solidBrush);

m_pGraphics->EndContainer(graphicsContainer);

int **table;
table = new int*[nb_lines];
for(int i = 0; i < nb_lines; i++) {
   table[i] = new int[nb_columns];
}

void CArchitectureView::SetBitmapInfoHeader()
{
   unsigned short max_shade = 256;
   m_pInfo = (BITMAPINFO *) malloc (sizeof(BITMAPINFOHEADER) + max_shade * sizeof(RGBQUAD));
   //Initialize the header of the DIB
   m_pInfo->bmiHeader.biBitCount = 8;
   m_pInfo->bmiHeader.biClrUsed = max_shade;		
   m_pInfo->bmiHeader.biSize= 40;
   m_pInfo->bmiHeader.biPlanes = 1;		//always = 1
   m_pInfo->bmiHeader.biCompression = BI_RGB;
   m_pInfo->bmiHeader.biSizeImage = 0;
   m_pInfo->bmiHeader.biXPelsPerMeter = m_pInfo->bmiHeader.biYPelsPerMeter = 0;
   m_pInfo->bmiHeader.biClrImportant = 0;
   m_pInfo->bmiHeader.biWidth = 0;
   m_pInfo->bmiHeader.biHeight = 0;

   //Initialize the color table of the DIB
   for(int i = 0; i < (int)m_pInfo->bmiHeader.biClrUsed; i++) {
      m_pInfo->bmiColors[i].rgbBlue = m_pInfo->bmiColors[i].rgbGreen = m_pInfo->bmiColors[i].rgbRed = i * (BYTE)(256 / m_pInfo->bmiHeader.biClrUsed);
      m_pInfo->bmiColors[i].rgbReserved = 0;
   }
}

void CArchitectureView::OnInitialUpdate() 
{
   CView::OnInitialUpdate();
   if(m_pInfo == NULL)
      SetBitmapInfoHeader();
}

void CArchitectureView::OnDraw(CDC* pDC)
{
   CArchitectureDoc* pDoc = GetDocument();
   ASSERT_VALID(pDoc);

   if(pDoc->ImAff == NULL)
      return;
   int H = pDoc->MyImList->GetImage(0).GetHeight();
   m_pInfo->bmiHeader.biWidth = pDoc->MyImList->GetImage(0).GetWidth();
   m_pInfo->bmiHeader.biHeight = -H;

   int mode = pDC->SetStretchBltMode(COLORONCOLOR);
   void* pIm = (void*)(pDoc->ImAff);

   StretchDIBits(pDC->GetSafeHdc(),
      0, 0, m_pInfo->bmiHeader.biWidth, H,
      0, 0, m_pInfo->bmiHeader.biWidth, H,
      pIm, m_pInfo, DIB_RGB_COLORS, SRCCOPY);

   pDC->SetStretchBltMode(mode);
}