src/libs/glut/glutGameMode.h

   1 /*
   2  * Copyright 2010, Haiku Inc.
   3  * Authors:
   4  *              Philippe Houdoin <phoudoin %at% haiku-os %dot% org>
   5  *
   6  * Distributed under the terms of the MIT License.
   7  */
   8 #ifndef GLUT_GAME_MODE_H
   9 #define GLUT_GAME_MODE_H
  10
  11 #include <GL/glut.h>
  12 #include <Screen.h>
  13
  14
  15 /*!     All information needed for game mode and
  16         subwindows (handled as similarly as possible).
  17 */
  18 class GlutGameMode {
  19 public:
  20                                 GlutGameMode();
  21         virtual         ~GlutGameMode();
  22
  23         status_t        Set(const char* modeString);
  24
  25         status_t        Enter();
  26         status_t        Leave();
  27
  28         bool            IsActive() const                                { return fActive; }
  29         bool            IsPossible();
  30         bool            HasDisplayChanged() const               { return fDisplayChanged; }
  31
  32         int                     Width() const                                   { return fWidth; }
  33         int                     Height() const                                  { return fHeight; }
  34         int                     PixelDepth() const                              { return fPixelDepth; }
  35         int                     RefreshRate() const                             { return fRefreshRate; }
  36
  37 private:
  38         display_mode*   _FindMatchingMode();
  39
  40         static int              _CompareModes(const void* mode1, const void* mode2);
  41         static int              _GetModeRefreshRate(const display_mode* mode);
  42         static int              _GetModePixelDepth(const display_mode* mode);
  43
  44         bool                    fActive;
  45         bool                    fDisplayChanged;
  46         int                             fWidth;
  47         int                             fHeight;
  48         int                             fPixelDepth;
  49         int                             fRefreshRate;
  50         display_mode*   fModesList;
  51         uint32                  fModesCount;
  52         display_mode    fOriginalMode;
  53         int                             fGameModeWorkspace;
  54         display_mode    fCurrentMode;
  55         int                             fGameModeWindow;
  56         int                             fPreviousWindow;
  57
  58 };
  59
  60 #endif  // GLUT_GAME_MODE_H