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flightgear/Simulator/GUI/gui.cxx
curt 687e883e0a The next round of MacOS changes contributed by Darrell Walisser. 
Starting work on fixing tringle slivers in scenery generation tools.
1999-06-05 12:45:40 +00:00

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/**************************************************************************
* gui.cxx
*
* Written 1998 by Durk Talsma, started Juni, 1998. For the flight gear
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
**************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <Include/compiler.h>
#ifdef FG_MATH_EXCEPTION_CLASH
# include <math.h>
#endif
#ifdef HAVE_WINDOWS_H
# include <windows.h>
#endif
#include <GL/glut.h>
#include <XGL/xgl.h>
#if defined(FX) && defined(XMESA)
# include <GL/xmesa.h>
#endif
#include STL_STRING
#include <stdlib.h>
#include <string.h>
#include <Include/general.hxx>
#include <Debug/logstream.hxx>
#include <Aircraft/aircraft.hxx>
#include <Airports/simple.hxx>
#include <Cockpit/panel.hxx>
#include <FDM/flight.hxx>
#include <Main/options.hxx>
#include <Main/fg_init.hxx>
#include <Main/views.hxx>
#include <Misc/fgpath.hxx>
#include <Time/fg_time.hxx>
#include "gui.h"
FG_USING_STD(string);
puFont guiFnt = 0;
fntTexFont *guiFntHandle = 0;
static puMenuBar *mainMenuBar = 0;
//static puButton *hideMenuButton = 0;
static puDialogBox *dialogBox = 0;
static puFrame *dialogFrame = 0;
static puText *dialogBoxMessage = 0;
static puOneShot *dialogBoxOkButton = 0;
static puDialogBox *YNdialogBox = 0;
static puFrame *YNdialogFrame = 0;
static puText *YNdialogBoxMessage = 0;
static puOneShot *YNdialogBoxOkButton = 0;
static puOneShot *YNdialogBoxNoButton = 0;
static char msg_OK[] = "OK";
static char msg_NO[] = "NO";
static char msg_YES[] = "YES";
static char msg_CANCEL[] = "Cancel";
static char msg_RESET[] = "Reset";
char *gui_msg_OK; // "OK"
char *gui_msg_NO; // "NO"
char *gui_msg_YES; // "YES"
char *gui_msg_CANCEL; // "CANCEL"
char *gui_msg_RESET; // "RESET"
static char global_dialog_string[256];
extern void NewAltitude( puObject *cb );
extern void NewHeading( puObject *cb );
extern void fgAPAdjust( puObject * );
extern void fgLatLonFormatToggle( puObject *);
/* --------------------------------------------------------------------
Mouse stuff
---------------------------------------------------------------------*/
static int _mX = 0;
static int _mY = 0;
static int last_buttons = 0 ;
static int mouse_active = 0;
static int menu_on = 0;
void guiMotionFunc ( int x, int y )
{
_mX = x;
_mY = y;
puMouse ( x, y ) ;
glutPostRedisplay () ;
}
void guiMouseFunc(int button, int updown, int x, int y)
{
_mX = x;
_mY = y;
if ( updown == PU_DOWN )
last_buttons |= ( 1 << button ) ;
else
last_buttons &= ~( 1 << button ) ;
puMouse (button, updown, x,y);
glutPostRedisplay ();
}
int guiGetMouseButton(void)
{
return last_buttons;
}
void guiGetMouse(int *x, int *y)
{
*x = _mX;
*y = _mY;
};
static inline void TurnCursorOn( void )
{
mouse_active = ~0;
#if defined ( WIN32 ) || defined(__CYGWIN32__)
glutSetCursor(GLUT_CURSOR_INHERIT);
#endif
#if (GLUT_API_VERSION >= 4 || GLUT_XLIB_IMPLEMENTATION >= 9)
glutWarpPointer( glutGet(GLUT_SCREEN_WIDTH)/2, glutGet(GLUT_SCREEN_HEIGHT)/2);
#endif
}
static inline void TurnCursorOff( void )
{
mouse_active = 0;
#if defined ( WIN32 ) || defined(__CYGWIN32__)
glutSetCursor(GLUT_CURSOR_NONE);
#else // I guess this is what we want to do ??
#if (GLUT_API_VERSION >= 4 || GLUT_XLIB_IMPLEMENTATION >= 9)
glutWarpPointer( glutGet(GLUT_SCREEN_WIDTH), glutGet(GLUT_SCREEN_HEIGHT));
#endif
#endif
}
void maybeToggleMouse( void )
{
#ifdef WIN32
static int first_time = ~0;
static int mouse_changed = 0;
if ( first_time ) {
if(!mouse_active) {
mouse_changed = ~mouse_changed;
TurnCursorOn();
}
} else {
if( mouse_changed ) {
mouse_changed = ~mouse_changed;
if(mouse_active) {
TurnCursorOff();
}
}
}
first_time = ~first_time;
#endif // #ifdef WIN32
}
// Call with FALSE to init and TRUE to restore
void BusyCursor( int restore )
{
static int cursor = 0;
if( restore ) {
glutSetCursor(cursor);
} else {
cursor = glutGet( GLUT_WINDOW_CURSOR );
#ifdef WIN32
TurnCursorOn();
#endif
glutSetCursor( GLUT_CURSOR_WAIT );
}
}
/* ================ General Purpose Functions ================ */
// Intercept the Escape Key
void ConfirmExitDialog(void)
{
FG_PUSH_PUI_DIALOG( YNdialogBox );
}
// General Purpose Message Box
void mkDialog (const char *txt)
{
strncpy(global_dialog_string, txt, 256);
dialogBoxMessage->setLabel(global_dialog_string);
FG_PUSH_PUI_DIALOG( dialogBox );
}
// Repair any damage done to the Panel by other Gui Items
void guiFixPanel( void )
{
int toggle_pause;
if ( current_options.get_panel_status() ) {
FGView *v = &current_view;
FGTime *t = FGTime::cur_time_params;
if( (toggle_pause = !t->getPause()) )
t->togglePauseMode();
// this seems to be the only way to do this :-(
// problem is the viewport has been mucked with
xglViewport(0, 0 , (GLint)(v->winWidth), (GLint)(v->winHeight) );
FGPanel::OurPanel->ReInit(0, 0, 1024, 768);
if(toggle_pause)
t->togglePauseMode();
}
}
// Toggle the Menu and Mouse display state
void guiToggleMenu(void)
{
if( menu_on ) {
// printf("Hiding Menu\n");
mainMenuBar->hide ();
#ifdef WIN32
TurnCursorOff();
#endif // #ifdef WIN32
} else {
// printf("Showing Menu\n");
mainMenuBar->reveal();
#ifdef WIN32
TurnCursorOn();
#endif // #ifdef WIN32
}
menu_on = ~menu_on;
}
/* -----------------------------------------------------------------------
the Gui callback functions
____________________________________________________________________*/
void reInit(puObject *cb)
{
BusyCursor(0);
fgReInitSubsystems();
BusyCursor(1);
}
// This is the accessor function
void guiTogglePanel(puObject *cb)
{
current_options.toggle_panel();
}
//void MenuHideMenuCb(puObject *cb)
void hideMenuCb (puObject *cb)
{
guiToggleMenu();
}
void goodBye(puObject *)
{
// FG_LOG( FG_INPUT, FG_ALERT,
// "Program exiting normally at user request." );
cout << "Program exiting normally at user request." << endl;
// if(gps_bug)
// fclose(gps_bug);
exit(-1);
}
void goAwayCb (puObject *me)
{
FG_POP_PUI_DIALOG( dialogBox );
}
void mkDialogInit (void)
{
// printf("mkDialogInit\n");
int x = (current_options.get_xsize()/2 - 400/2);
int y = (current_options.get_ysize()/2 - 100/2);
dialogBox = new puDialogBox (x, y); // 150, 50
{
dialogFrame = new puFrame (0,0,400,100);
dialogBoxMessage = new puText (10, 70);
dialogBoxMessage -> setLabel ("");
dialogBoxOkButton = new puOneShot (180, 10, 240, 50);
dialogBoxOkButton -> setLegend (gui_msg_OK);
dialogBoxOkButton -> makeReturnDefault (TRUE );
dialogBoxOkButton -> setCallback (goAwayCb);
}
FG_FINALIZE_PUI_DIALOG( dialogBox );
}
void MayBeGoodBye(puObject *)
{
ConfirmExitDialog();
}
void goAwayYesNoCb(puObject *me)
{
FG_POP_PUI_DIALOG( YNdialogBox);
}
void ConfirmExitDialogInit(void)
{
char msg[] = "Really Quit";
char *s;
// printf("ConfirmExitDialogInit\n");
int len = 200 - puGetStringWidth( puGetDefaultLabelFont(), msg )/2;
int x = (current_options.get_xsize()/2 - 400/2);
int y = (current_options.get_ysize()/2 - 100/2);
YNdialogBox = new puDialogBox (x, y); // 150, 50
// YNdialogBox = new puDialogBox (150, 50);
{
YNdialogFrame = new puFrame (0,0,400, 100);
YNdialogBoxMessage = new puText (len, 70);
YNdialogBoxMessage -> setDefaultValue (msg);
YNdialogBoxMessage -> getDefaultValue (&s);
YNdialogBoxMessage -> setLabel (s);
YNdialogBoxOkButton = new puOneShot (100, 10, 160, 50);
YNdialogBoxOkButton -> setLegend (gui_msg_OK);
YNdialogBoxOkButton -> setCallback (goodBye);
YNdialogBoxNoButton = new puOneShot (240, 10, 300, 50);
YNdialogBoxNoButton -> setLegend (gui_msg_NO);
// YNdialogBoxNoButton -> makeReturnDefault (TRUE );
YNdialogBoxNoButton -> setCallback (goAwayYesNoCb);
}
FG_FINALIZE_PUI_DIALOG( YNdialogBox );
}
void notCb (puObject *)
{
mkDialog ("This function isn't implemented yet");
}
void helpCb (puObject *)
{
string command;
#if defined(FX) && !defined(WIN32)
# if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
if ( global_fullscreen ) {
global_fullscreen = false;
XMesaSetFXmode( XMESA_FX_WINDOW );
}
# endif
#endif
#if !defined(WIN32)
string url = "http://www.flightgear.org/Docs/InstallGuide/getstart.html";
if ( system("xwininfo -name Netscape > /dev/null 2>&1") == 0 ) {
command = "netscape -remote \"openURL(" + url + ")\" &";
} else {
command = "netscape " + url + " &";
}
#else
command = "webrun.bat";
#endif
system( command.c_str() );
//string text = "Help started in netscape window.";
//mkDialog (text.c_str());
mkDialog ("Help started in netscape window.");
}
/// The beginnings of teleportation :-)
// Needs cleaning up but works
// These statics should disapear when this is a class
static puDialogBox *AptDialog = 0;
static puFrame *AptDialogFrame = 0;
static puText *AptDialogMessage = 0;
static puInput *AptDialogInput = 0;
static char NewAirportId[16];
static char NewAirportLabel[] = "Enter New Airport ID";
static puOneShot *AptDialogOkButton = 0;
static puOneShot *AptDialogCancelButton = 0;
static puOneShot *AptDialogResetButton = 0;
void AptDialog_Cancel(puObject *)
{
FG_POP_PUI_DIALOG( AptDialog );
}
void AptDialog_OK (puObject *)
{
string AptId;
FGTime *t = FGTime::cur_time_params;
int PauseMode = t->getPause();
if(!PauseMode)
t->togglePauseMode();
char *s;
AptDialogInput->getValue(&s);
AptId = s;
AptDialog_Cancel( NULL );
if ( AptId.length() ) {
// set initial position from airport id
fgAIRPORTS airports;
fgAIRPORT a;
FG_LOG( FG_GENERAL, FG_INFO,
"Attempting to set starting position from airport code "
<< s );
airports.load("apt_simple");
if ( airports.search( AptId, &a ) )
{
current_options.set_airport_id( AptId.c_str() );
BusyCursor(0);
fgReInitSubsystems();
BusyCursor(1);
} else {
AptId += " not in database.";
mkDialog(AptId.c_str());
}
}
if( PauseMode != t->getPause() )
t->togglePauseMode();
}
void AptDialog_Reset(puObject *)
{
// strncpy( NewAirportId, current_options.get_airport_id().c_str(), 16 );
sprintf( NewAirportId, "%s", current_options.get_airport_id().c_str() );
AptDialogInput->setValue ( NewAirportId );
AptDialogInput->setCursor( 0 ) ;
}
void NewAirport(puObject *cb)
{
// strncpy( NewAirportId, current_options.get_airport_id().c_str(), 16 );
sprintf( NewAirportId, "%s", current_options.get_airport_id().c_str() );
AptDialogInput->setValue( NewAirportId );
FG_PUSH_PUI_DIALOG( AptDialog );
}
static void NewAirportInit(void)
{
sprintf( NewAirportId, "%s", current_options.get_airport_id().c_str() );
int len = 150 - puGetStringWidth( puGetDefaultLabelFont(),
NewAirportLabel ) / 2;
AptDialog = new puDialogBox (150, 50);
{
AptDialogFrame = new puFrame (0,0,350, 150);
AptDialogMessage = new puText (len, 110);
AptDialogMessage -> setLabel (NewAirportLabel);
AptDialogInput = new puInput (50, 70, 300, 100);
AptDialogInput -> setValue (NewAirportId);
AptDialogInput -> acceptInput();
AptDialogOkButton = new puOneShot (50, 10, 110, 50);
AptDialogOkButton -> setLegend (gui_msg_OK);
AptDialogOkButton -> setCallback (AptDialog_OK);
AptDialogOkButton -> makeReturnDefault(TRUE);
AptDialogCancelButton = new puOneShot (140, 10, 210, 50);
AptDialogCancelButton -> setLegend (gui_msg_CANCEL);
AptDialogCancelButton -> setCallback (AptDialog_Cancel);
AptDialogResetButton = new puOneShot (240, 10, 300, 50);
AptDialogResetButton -> setLegend (gui_msg_RESET);
AptDialogResetButton -> setCallback (AptDialog_Reset);
}
FG_FINALIZE_PUI_DIALOG( AptDialog );
}
/* -----------------------------------------------------------------------
The menu stuff
---------------------------------------------------------------------*/
char *fileSubmenu [] = {
"Exit", "Close", "---------", "Print", "---------", "Save", "Reset", NULL
};
puCallback fileSubmenuCb [] = {
MayBeGoodBye, hideMenuCb, NULL, notCb, NULL, notCb, reInit, NULL
};
char *editSubmenu [] = {
"Edit text", NULL
};
puCallback editSubmenuCb [] = {
notCb, NULL
};
char *viewSubmenu [] = {
"Cockpit View > ", "View >","------------", "Toggle Panel...", NULL
};
puCallback viewSubmenuCb [] = {
notCb, notCb, NULL, guiTogglePanel, NULL
};
char *aircraftSubmenu [] = {
"Autopilot", "Heading", "Altitude", "Navigation", "Communication", NULL
};
puCallback aircraftSubmenuCb [] = {
fgAPAdjust, NewHeading, NewAltitude, fgLatLonFormatToggle, notCb, NULL
};
char *environmentSubmenu [] = {
"Airport", "Terrain", "Weather", NULL
};
puCallback environmentSubmenuCb [] = {
NewAirport, notCb, notCb, NULL
};
char *optionsSubmenu [] = {
"Preferences", "Realism & Reliablity...", NULL
};
puCallback optionsSubmenuCb [] = {
notCb, notCb, NULL
};
char *helpSubmenu [] = {
"About...", "Help", NULL
};
puCallback helpSubmenuCb [] = {
notCb, helpCb, NULL
};
/* -------------------------------------------------------------------------
init the gui
_____________________________________________________________________*/
void guiInit()
{
char *mesa_win_state;
// Initialize PUI
puInit();
puSetDefaultStyle ( PUSTYLE_SMALL_BEVELLED ); //PUSTYLE_DEFAULT
puSetDefaultColourScheme (0.8, 0.8, 0.8, 0.4);
// Initialize our GLOBAL GUI STRINGS
gui_msg_OK = msg_OK; // "OK"
gui_msg_NO = msg_NO; // "NO"
gui_msg_YES = msg_YES; // "YES"
gui_msg_CANCEL = msg_CANCEL; // "CANCEL"
gui_msg_RESET = msg_RESET; // "RESET"
// Next check home directory
FGPath fntpath;
char* envp = ::getenv( "FG_FONTS" );
if ( envp != NULL ) {
fntpath.set( envp );
} else {
fntpath.set( current_options.get_fg_root() );
fntpath.append( "Fonts" );
}
// Install our fast fonts
fntpath.append( "typewriter.txf" );
guiFntHandle = new fntTexFont ;
guiFntHandle -> load ( fntpath.c_str() ) ;
puFont GuiFont ( guiFntHandle, 15 ) ;
puSetDefaultFonts( GuiFont, GuiFont ) ;
guiFnt = puGetDefaultLabelFont();
if ( current_options.get_mouse_pointer() == 0 ) {
// no preference specified for mouse pointer, attempt to autodetect...
// Determine if we need to render the cursor, or if the windowing
// system will do it. First test if we are rendering with glide.
if ( strstr ( general.get_glRenderer(), "Glide" ) ) {
// Test for the MESA_GLX_FX env variable
if ( (mesa_win_state = getenv( "MESA_GLX_FX" )) != NULL) {
// test if we are fullscreen mesa/glide
if ( (mesa_win_state[0] == 'f') ||
(mesa_win_state[0] == 'F') ) {
puShowCursor ();
}
}
}
mouse_active = ~mouse_active;
} else if ( current_options.get_mouse_pointer() == 1 ) {
// don't show pointer
} else if ( current_options.get_mouse_pointer() == 2 ) {
// force showing pointer
puShowCursor();
mouse_active = ~mouse_active;
}
// Set up our Dialog Boxes
ConfirmExitDialogInit();
NewAirportInit();
mkDialogInit();
// Make the menu bar
mainMenuBar = new puMenuBar ();
mainMenuBar -> add_submenu ("File", fileSubmenu, fileSubmenuCb);
mainMenuBar -> add_submenu ("Edit", editSubmenu, editSubmenuCb);
mainMenuBar -> add_submenu ("View", viewSubmenu, viewSubmenuCb);
mainMenuBar -> add_submenu ("Aircraft", aircraftSubmenu, aircraftSubmenuCb);
mainMenuBar -> add_submenu ("Environment", environmentSubmenu, environmentSubmenuCb);
mainMenuBar -> add_submenu ("Options", optionsSubmenu, optionsSubmenuCb);
mainMenuBar -> add_submenu ("Help", helpSubmenu, helpSubmenuCb);
mainMenuBar-> close ();
// Set up menu bar toggle
menu_on = ~0;
}
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