+++ /dev/null
-// features.cxx - Exporting simulator features
-//
-// Copyright (C) 2000 Alexander Perry - alex.perry@ieee.org
-//
-// 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 <simgear/compiler.h>
-
-#include STL_IOSTREAM
-
-#include <simgear/math/sg_types.hxx>
-
-SG_USING_NAMESPACE(std);
-
-#include "features.hxx"
-
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Declare how to do registrations
-////////////////////////////////////////////////////////////////////////
-
- void FGFeature::register_float ( char *name, float *value )
- { register_void ( name, 'F', (void*) value ); };
-
- void FGFeature::register_double ( char *name, double *value )
- { register_void ( name, 'D', (void*) value ); };
-
- void FGFeature::register_int ( char *name, int *value )
- { register_void ( name, 'I', (void*) value ); };
-
- void FGFeature::register_char80 ( char *name, char *value )
- { register_void ( name, 'C', (void*) value ); };
-
- void FGFeature::register_string ( char *name, char *value )
- { register_void ( name, 'A', (void*) value ); };
-
- void FGFeature::register_alias ( char *name, char *value )
- { register_void ( name, '-', (void*) value ); };
-
-
-\f
-////////////////////////////////////////////////////////////////////////
-// Everything else stubbed out
-////////////////////////////////////////////////////////////////////////
-
- void FGFeature::register_void ( char *name, char itstype, void *value )
- { return; };
-
- int FGFeature::modify ( char *name, char *newvalue )
- { return 1; /* failed */ };
-
- int FGFeature::index_count ( void ) { return 0; };
- char* FGFeature::index_name ( int index ) { return NULL; };
- char* FGFeature::index_value ( int index ) { return NULL; };
- char* FGFeature::get_value ( char *name ) { return NULL; };
-
- void FGFeature::maybe_rebuild_menu() {};
-
- void FGFeature::update() {};
-
-// end of features.cxx
+++ /dev/null
-// features.hxx - Exporting feature access to remote applications
-//
-// Started by Alex Perry
-//
-// Copyright (C) 2000 Alexander Perry - alex.perry@ieee.org
-//
-// 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.
-//
-// $Id$
-
-
-#ifndef FG_FEATURES
-#define FG_FEATURES
-
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <simgear/compiler.h>
-
-#include <time.h>
-#include STL_STRING
-
-SG_USING_NAMESPACE(std);
-
-
-/*
- * FEATURES
- *
- * This class accepts static variables from arbitrary other parts
- * of the code and maintains a list of their locations and the
- * heirarchical names that the user associates with them.
- * This is essentially a runtime symbol table. The associated
- * library dynamically builds (and rebuilds) a menu tree from this
- * information. One or more remote console programs, that do
- * not need to be under the same operating system, can query
- * the contents of the list, request values and force changes.
- */
-
-class FGFeature
-{
-public:
-
-/* These have no effect on the value, but it should be
- considered volatile across any call to update() below
-*/
- static void register_float ( char *name, float *value );
- static void register_double ( char *name, double *value );
- static void register_int ( char *name, int *value );
- static void register_char80 ( char *name, char *value );
- static void register_string ( char *name, char *value );
-
-/* Note that the char80 is a fixed length string,
- statically allocated space by the registering program.
- In contrast, the string type is dynamically allocated
- and the registering program must have alloca()'d the default.
- Please don't use either of those if the numerics are usable.
-*/
-
-/* If you want to have a single variable available under two
- names, use this call. This is equivalent to making the
- registering call above twice, except that you don't need
- to know the memory location of the original variable.
- If you create an alias to a variable that isn't registered,
- the alias is invisible but will subsequently appear if needed.
-*/
- static void register_alias ( char *name, char *value );
-
-/* Use this when the user requests that a feature be changed
- and you have no idea where it might be located in memory.
- Expect a non-zero return code if request cannot be completed.
-*/
- static int modify ( char *name, char *newvalue );
-
-/* Programs wishing to traverse the list of registered names will
- use the first call to find out how many names are registered,
- and then iteratively use the second call to get the names.
- The third/fourth calls will retrieve the value as a string.
-*/
- static int index_count ();
- static char *index_name ( int index );
- static char *index_value ( int index );
- static char *get_value ( char *name );
-
-/* It is much more efficient to build the menu if you have full
- access to the data structures. Therefore this is implemented
- internal to the module, even though the above functions would
- suffice for an inefficient external implementation.
-*/
- static void maybe_rebuild_menu();
-
-/* This should be called regularly. It services the connections
- to any remote clients that are monitoring or maintaining data
- about the flight gear session in progress. This service is
- expected to operate embedded inside the NetworkOLK stuff.
-*/
- static void update();
-
-private:
-
- static void register_void ( char *name, char itstype, void *value );
-
-/* I don't have anything in mind for this section (yet).
-*/
-
-
-};
-#endif // FG_FEATURES
projects / flightgear.git / commitdiff