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flightgear/src/Scripting/NasalSys_private.hxx
2013-02-09 15:33:05 +00:00

71 lines
2.3 KiB
C++

// Copyright (C) 2013 James Turner//
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifndef __NASALSYS_PRIVATE_HXX
#define __NASALSYS_PRIVATE_HXX
#include <simgear/props/props.hxx>
#include <simgear/nasal/nasal.h>
#include <simgear/xml/easyxml.hxx>
class FGNasalListener : public SGPropertyChangeListener {
public:
FGNasalListener(SGPropertyNode* node, naRef code, FGNasalSys* nasal,
int key, int id, int init, int type);
virtual ~FGNasalListener();
virtual void valueChanged(SGPropertyNode* node);
virtual void childAdded(SGPropertyNode* parent, SGPropertyNode* child);
virtual void childRemoved(SGPropertyNode* parent, SGPropertyNode* child);
private:
bool changed(SGPropertyNode* node);
void call(SGPropertyNode* which, naRef mode);
friend class FGNasalSys;
SGPropertyNode_ptr _node;
naRef _code;
int _gcKey;
int _id;
FGNasalSys* _nas;
int _init;
int _type;
unsigned int _active;
bool _dead;
long _last_int;
double _last_float;
string _last_string;
};
class NasalXMLVisitor : public XMLVisitor {
public:
NasalXMLVisitor(naContext c, int argc, naRef* args);
virtual ~NasalXMLVisitor() { naFreeContext(_c); }
virtual void startElement(const char* tag, const XMLAttributes& a);
virtual void endElement(const char* tag);
virtual void data(const char* str, int len);
virtual void pi(const char* target, const char* data);
private:
void call(naRef func, int num, naRef a = naNil(), naRef b = naNil());
naRef make_string(const char* s, int n = -1);
naContext _c;
naRef _start_element, _end_element, _data, _pi;
};
#endif // of __NASALSYS_PRIVATE_HXX