GDI文字旋转90度

CFont* pFont = pDC->GetCurrentFont();

LOGFONT logFont ;

pFont->GetLogFont(&logFont);

logFont.lfEscapement = 900 ;//900/10 = 90

HFONT hFont = CreateFontIndirect(&logFont);

pDC->SelectObject(hFont);

pDC->TextOut(200,200,"VC中如何把一串文字旋转90度显示的？");