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flightgear/src/WeatherCM/FGWindItem.h

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1999-08-10 03:40:34 +00:00
/*****************************************************************************
Header: FGWindItem.h
Author: Christian Mayer
Date started: 28.05.99
---------- Copyright (C) 1999 Christian Mayer (vader@t-online.de) ----------
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., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA.
Further information about the GNU General Public License can also be found on
the world wide web at http://www.gnu.org.
FUNCTIONAL DESCRIPTION
------------------------------------------------------------------------------
wind item that gets stored in the micro weather class
HISTORY
------------------------------------------------------------------------------
28.05.1999 Christian Mayer Created
16.06.1999 Durk Talsma Portability for Linux
20.06.1999 Christian Mayer added lots of consts
*****************************************************************************/
/****************************************************************************/
/* SENTRY */
/****************************************************************************/
#ifndef FGWindItem_H
#define FGWindItem_H
/****************************************************************************/
/* INCLUDES */
/****************************************************************************/
#include <Math/point3d.hxx>
#include "FGWeatherDefs.h"
/****************************************************************************/
/* DEFINES */
/****************************************************************************/
class FGWindItem;
FGWindItem operator-(const FGWindItem& arg);
/****************************************************************************/
/* CLASS DECLARATION */
/****************************************************************************/
class FGWindItem
{
private:
Point3D value;
WeatherPrecition alt;
protected:
public:
FGWindItem(const WeatherPrecition& a, const Point3D& v) {alt = a; value = v;}
FGWindItem(const Point3D& v) {alt = 0.0; value = v;}
FGWindItem() {alt = 0.0; value = Point3D(0.0);}
Point3D getValue() const { return value; };
WeatherPrecition getAlt() const { return alt; };
FGWindItem& operator*= (const WeatherPrecition& arg);
FGWindItem& operator+= (const FGWindItem& arg);
FGWindItem& operator-= (const FGWindItem& arg);
friend bool operator<(const FGWindItem& arg1, const FGWindItem& arg2);
friend FGWindItem operator-(const FGWindItem& arg);
};
inline FGWindItem& FGWindItem::operator*= (const WeatherPrecition& arg)
{
value *= arg;
return *this;
}
inline FGWindItem& FGWindItem::operator+= (const FGWindItem& arg)
{
value += arg.value;
return *this;
}
inline FGWindItem& FGWindItem::operator-= (const FGWindItem& arg)
{
value -= arg.value;
return *this;
}
inline FGWindItem operator-(const FGWindItem& arg)
{
return FGWindItem(arg.alt, -arg.value);
}
/****************************************************************************/
#endif /*FGWindItem_H*/