/* Copyright (c) Dietmar Planitzer, 1998, 2002 - 2003 */

/* This program is freely distributable without licensing fees 

   and is provided without guarantee or warrantee expressed or 

   implied. This program is -not- in the public domain. */

#import "macx_glut.h"

#import "glutf90.h"

@class GLUTMenu, GLUTWindow;

@interface GLUTView : NSView

{

@private

    NSOpenGLContext *_openGLContext;

   GLUTList             _allChildrens;

   GLUTNode             _siblings;

   GLUTView *           _visibilityNext;        /* weak ref */

   GLUTView *           _savedSuperview;        /* weak ref */

    NSCursor *           _nativeCursor;

   GLUquadricObj *      _quadObj;

#define GLUT_MAX_MENUS 3

   GLUTMenu *           _menu[GLUT_MAX_MENUS];

   NSMutableSet *       _viewStorage;

   GLUTkeyboardCB       _keyDownFunc;

   GLUTkeyboardCB       _keyUpFunc;

   GLUTmouseCB          _mouseFunc;

   GLUTmotionCB         _motionFunc;

   GLUTpassiveCB        _passiveMotionFunc;

   GLUTentryCB          _entryFunc;

   GLUTspecialCB        _specialFunc;

   GLUTspecialCB        _specialUpFunc;

   GLUTdisplayCB        _displayFunc;

   GLUTreshapeCB        _reshapeFunc;

   GLUTwindowStatusCB   _windowStatusFunc;

   GLUTvisibilityCB     _visibilityFunc;

   GLUTwmcloseCB        _wmCloseFunc;

   GLUTspaceMotionCB    _spaceballMotionFunc;

   GLUTspaceRotateCB    _spaceballRotateFunc;

   GLUTspaceButtonCB    _spaceballButtonFunc;

   GLUTbuttonBoxCB      _buttonBoxFunc;

   GLUTdialsCB          _dialFunc;

   GLUTtabletMotionCB   _tabletMotionFunc;

   GLUTtabletButtonCB   _tabletButtonFunc;

   GLUTjoystickCB       _joystickFunc;

   GLUTdisplayFCB       _fdisplayFunc;  /* Fortran display  */

   GLUTwmcloseFCB       _fwmcloseFunc;  /* Fortran wmclose */

   GLUTkeyboardFCB      _fkeyDownFunc;  /* Fortran keyboard  */

   GLUTkeyboardFCB      _fkeyUpFunc;  /* Fortran keyboard up */

   GLUTmouseFCB         _fmouseFunc;  /* Fortran mouse  */

   GLUTmotionFCB        _fmotionFunc;  /* Fortran motion  */

   GLUTpassiveFCB       _fpassiveMotionFunc;  /* Fortran passive  */

   GLUTentryFCB         _fentryFunc;  /* Fortran entry  */

   GLUTspecialFCB       _fspecialFunc;  /* special key */

   GLUTspecialFCB       _fspecialUpFunc;  /* special key up */

   GLUTreshapeFCB       _freshapeFunc;  /* Fortran reshape  */

   GLUTwindowStatusFCB  _fwindowStatusFunc;  /* Fortran visibility */

   GLUTvisibilityFCB    _fvisibilityFunc;  /* Fortran visibility */

   GLUTspaceMotionFCB   _fspaceballMotionFunc;  /* Fortran Spaceball motion */

   GLUTspaceRotateFCB   _fspaceballRotateFunc;  /* Fortran Spaceball rotate */

   GLUTspaceButtonFCB   _fspaceballButtonFunc;  /* Fortran Spaceball button */

   GLUTbuttonBoxFCB     _fbuttonBoxFunc;  /* Fortran button box */

   GLUTdialsFCB         _fdialFunc;  /* Fortran dials */

   GLUTtabletMotionFCB  _ftabletMotionFunc;  /* Fortran tablet motion */

   GLUTtabletButtonFCB  _ftabletButtonFunc;  /* Fortran tablet button */

   GLUTjoystickFCB      _fjoystickFunc;

   struct __vFlags {

      unsigned short forceReshape:1;

      unsigned short ignoreKeyRepeats:1;

      unsigned short isVisibilityUpdateAllowed:1;

      unsigned short isDamaged:1;

      unsigned short isShown:1;

      unsigned short isSubwindow:1;

      unsigned short treatAsSingle:1;

      unsigned short wasMouseInside:1;

      unsigned short hadMouseDown:3; // ccn: bit for each button

      unsigned short wasMouseEmulated:2; // ccn: bit for each emulated button

      unsigned short duplicateEmulatedMouseDown:1;

      unsigned short reserved:2;

   }                    _flags;

   char                 _visState;

   char                 _newVisState;

   int                  _cursorID;

   int                  _winid;

   NSTrackingRectTag    _trackingRectTag;

   NSTimeInterval       _pollInterval;

   NSTimer *            _joyTimer;

   NSTimer *            _spaceballTimer;

   int                  _iMouseLocX;

   int                  _iMouseLocY;

   int                  _eventMask;

   int                  _curEventMask;

   BOOL                 _isFullscreenStereo; // ggs: is the view stereo (always displayed fullscreen)

   BOOL             _inFullScreen;      // Whether we have entered fullscreen mode yet or not.

#ifdef MAC_OS_X_VERSION_10_5

   int                  _isVBLSync; // ggs: is the view stereo (always displayed fullscreen)

#else

   long                 _isVBLSync; // ggs: is the view stereo (always displayed fullscreen)

#endif

}

- (id)initWithFrame: (NSRect)frameRect pixelFormat:(NSOpenGLPixelFormat *)pixelFormat

         windowID: (int)winid treatAsSingle: (BOOL)treatAsSingle isSubwindow: (BOOL)isSub

         fullscreenStereo: (BOOL)pfStereo isVBLSynced: (BOOL)isVBLSync;

/* Accessors */

- (NSOpenGLContext *)openGLContext;

- (NSPoint)windowPosition;

- (NSSize)windowSize;

- (int)visibilityState;

- (BOOL)isDamaged;

- (BOOL)isShown;

- (void)setShown: (BOOL)flag;

- (BOOL)isSubwindow;

- (BOOL)isTreatAsSingle;

- (BOOL)ignoreKeyRepeats;

- (void)setIgnoreKeyRepeats: (BOOL)yesno;

- (NSTimeInterval)joystickPollInterval;

- (int)windowID;

- (int)parentWindowID;

- (unsigned)numberOfChildrens;

- (int)eventMask;

- (void)setEventMask: (int)mask;

- (BOOL)isFullscreenStereo;

- (BOOL)isVBLSync;

/* Callbacks */

- (void)setKeyDownCallback: (GLUTkeyboardCB)func;

- (void)setKeyUpCallback: (GLUTkeyboardCB)func;

- (void)setMouseCallback: (GLUTmouseCB)func;

- (void)setMotionCallback: (GLUTmotionCB)func;

- (void)setPassiveMotionCallback: (GLUTpassiveCB)func;

- (void)setEntryCallback: (GLUTentryCB)func;

- (void)setSpecialDownCallback: (GLUTspecialCB)func;

- (void)setSpecialUpCallback: (GLUTspecialCB)func;

- (void)setDisplayCallback: (GLUTdisplayCB)func;

- (void)setReshapeCallback: (GLUTreshapeCB)func;

- (void)setWindowStatusCallback: (GLUTwindowStatusCB)func;

- (void)setSpaceballMotionCallback: (GLUTspaceMotionCB)func;

- (void)setSpaceballRotateCallback: (GLUTspaceRotateCB)func;

- (void)setSpaceballButtonCallback: (GLUTspaceButtonCB)func;

- (void)setButtonBoxCallback: (GLUTbuttonBoxCB)func;

- (void)setDialCallback: (GLUTdialsCB)func;

- (void)setTabletMotionCallback: (GLUTtabletMotionCB)func;

- (void)setTabletButtonCallback: (GLUTtabletButtonCB)func;

- (void)setJoystickCallback: (GLUTjoystickCB)func pollInterval: (NSTimeInterval)delay;

- (void)setVisibilityCallback: (GLUTvisibilityCB)func;

- (GLUTvisibilityCB)visibilityCallback;

- (void)setWMCloseCallback: (GLUTwmcloseCB)func;

- (GLUTwmcloseCB)wmCloseCallback;

/* Fortran callbacks */

- (void)setFortranCallback: (int)which callback: (void *)func ;

- (void *)getFortranCallback: (int)which;

/* Cursor */

- (void)setCursor: (int)crsrnum;

- (int)cursor;

/* Work events */

- (void)handleWorkEvent: (GLUTWorkEvent *)event;

/* Visibility */

- (BOOL)isVisible;

- (NSSet *)coveredViews;

- (void)enableVisibilityUpdates;

+ (void)evaluateVisibilityOfViews: (NSSet *)views;

- (void)recursiveCollectViewsIntoSet: (NSMutableSet *)views;

/* Misc */

- (NSImage *)imageWithTIFFInsideRect: (NSRect)rect;

- (void)prepareForMiniaturization;

- (void)recursiveWillBeginMorph: (int)op;

- (void)recursiveDidEndMorph: (int)op;

- (void)willBeginMorph: (int)op;

- (void)didEndMorph: (int)op;

- (void)attachSubview: (GLUTView *)aView;

- (void)detachFromSuperview;

- (void)attachMenu: (GLUTMenu *)menu toButton: (int)button;

- (void)detachMenuFromButton: (int)button;

- (void)processJoystick: (id)sender;

- (void)processSpaceball: (id)sender;

- (void)resignCurrentGLUTView;

- (void)makeCurrentGLUTView;

@end