Windows programming

Read the screen resolution in DPI

           /* Get the device context of the screen */
           tmpDC = GetDC(0);
           /* Get the screen resolution. */
           iScreenResolution = GetDeviceCaps((int)tmpDC, 88); //88 is the win32 const for Logical pixels/inch in X)
           /* release the DC. */
           ReleaseDC(0, (int)tmpDC);
           docExport.Resolution = iOutputResolution;