include/wx/vidmode.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/vidmode.h
   3 // Purpose:     declares wxVideoMode class used by both wxDisplay and wxApp
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     27.09.2003 (extracted from wx/display.h)
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_VMODE_H_
  13 #define _WX_VMODE_H_
  14
  15 // ----------------------------------------------------------------------------
  16 // wxVideoMode: a simple struct containing video mode parameters for a display
  17 // ----------------------------------------------------------------------------
  18
  19 struct WXDLLIMPEXP_CORE wxVideoMode
  20 {
  21     wxVideoMode(int width = 0, int height = 0, int depth = 0, int freq = 0)
  22     {
  23         w = width;
  24         h = height;
  25
  26         bpp = depth;
  27
  28         refresh = freq;
  29     }
  30
  31     // default copy ctor and assignment operator are ok
  32
  33     bool operator==(const wxVideoMode& m) const
  34     {
  35         return w == m.w && h == m.h && bpp == m.bpp && refresh == m.refresh;
  36     }
  37     bool operator!=(const wxVideoMode& mode) const
  38     {
  39         return !operator==(mode);
  40     }
  41
  42     // returns true if this mode matches the other one in the sense that all
  43     // non zero fields of the other mode have the same value in this one
  44     // (except for refresh which is allowed to have a greater value)
  45     bool Matches(const wxVideoMode& other) const
  46     {
  47         return (!other.w || w == other.w) &&
  48                     (!other.h || h == other.h) &&
  49                         (!other.bpp || bpp == other.bpp) &&
  50                             (!other.refresh || refresh >= other.refresh);
  51     }
  52
  53     // trivial accessors
  54     int GetWidth() const { return w; }
  55     int GetHeight() const { return h; }
  56     int GetDepth() const { return bpp; }
  57
  58     // returns true if the object has been initialized
  59     bool IsOk() const { return w && h; }
  60
  61
  62     // the screen size in pixels (e.g. 640*480), 0 means unspecified
  63     int w, h;
  64
  65     // bits per pixel (e.g. 32), 1 is monochrome and 0 means unspecified/known
  66     int bpp;
  67
  68     // refresh frequency in Hz, 0 means unspecified/unknown
  69     int refresh;
  70 };
  71
  72 #endif // _WX_VMODE_H_
  73