Example #1
0
	void DuiPixelToHiMetric(const SIZEL * lpSizeInPix, LPSIZEL lpSizeInHiMetric)
	{
		int nPixelsPerInchX;    // Pixels per logical inch along width
		int nPixelsPerInchY;    // Pixels per logical inch along height

		HDC hDCScreen = GetDC(NULL);
		nPixelsPerInchX = GetDeviceCaps(hDCScreen, LOGPIXELSX);
		nPixelsPerInchY = GetDeviceCaps(hDCScreen, LOGPIXELSY);
		ReleaseDC(NULL, hDCScreen);

		lpSizeInHiMetric->cx = MAP_PIX_TO_LOGHIM(lpSizeInPix->cx, nPixelsPerInchX);
		lpSizeInHiMetric->cy = MAP_PIX_TO_LOGHIM(lpSizeInPix->cy, nPixelsPerInchY);
	}
Example #2
0
static void PixelToHiMetric(const SIZEL* lpSizeInPix, LPSIZEL lpSizeInHiMetric)
{
#define HIMETRIC_PER_INCH   2540
#define MAP_PIX_TO_LOGHIM(x,ppli)   MulDiv(HIMETRIC_PER_INCH, (x), (ppli))
#define MAP_LOGHIM_TO_PIX(x,ppli)   MulDiv((ppli), (x), HIMETRIC_PER_INCH)
    int nPixelsPerInchX;    // Pixels per logical inch along width
    int nPixelsPerInchY;    // Pixels per logical inch along height
    HDC hDCScreen = ::GetDC(NULL);
    nPixelsPerInchX = ::GetDeviceCaps(hDCScreen, LOGPIXELSX);
    nPixelsPerInchY = ::GetDeviceCaps(hDCScreen, LOGPIXELSY);
    ::ReleaseDC(NULL, hDCScreen);
    lpSizeInHiMetric->cx = MAP_PIX_TO_LOGHIM(lpSizeInPix->cx, nPixelsPerInchX);
    lpSizeInHiMetric->cy = MAP_PIX_TO_LOGHIM(lpSizeInPix->cy, nPixelsPerInchY);
}
Example #3
0
HRESULT _IFUNC BOleInProcHandler::GetExtent(DWORD dwDrawAspect,
  LONG lindex, DVTARGETDEVICE FAR *ptd, LPSIZEL lpsizel)
{
  if (dwDrawAspect != DVASPECT_CONTENT)
    return ResultFromScode (E_FAIL);

  if (!lpsizel)
    return ResultFromScode (E_INVALIDARG);

  SIZE s;
  HRESULT hr = pProvider->GetPartSize (&s);

  lpsizel->cx = MAP_PIX_TO_LOGHIM (s.cx, BOleService::pixPerIn.x);
  lpsizel->cy = MAP_PIX_TO_LOGHIM (s.cy, BOleService::pixPerIn.y);

  return hr;
}
Example #4
0
void AFXAPI _AfxXformSizeInPixelsToHimetric(
	HDC hDC, LPSIZEL lpSizeInPix, LPSIZEL lpSizeInHiMetric)
{
	int cxPPI;
	int cyPPI;

	if ((NULL == hDC) || (GetDeviceCaps(hDC, LOGPIXELSX) == 0))
	{
		cxPPI = afxData.cxPixelsPerInch;
		cyPPI = afxData.cyPixelsPerInch;
	}
	else
	{
		cxPPI = GetDeviceCaps(hDC, LOGPIXELSX);
		cyPPI = GetDeviceCaps(hDC, LOGPIXELSY);
	}

	lpSizeInHiMetric->cx = (long)MAP_PIX_TO_LOGHIM((int)lpSizeInPix->cx, cxPPI);
	lpSizeInHiMetric->cy = (long)MAP_PIX_TO_LOGHIM((int)lpSizeInPix->cy, cyPPI);
}