vector.h

mersad源码 03年robocup 季军 可以研究一下大家

/*
 *  Copyright 2002-2004, Mersad Team, Allame Helli High School (NODET).
 *
 *  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.
 *
 *  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 Library General Public License for more details.
 *
 *  Created by: Ahmad Boorghany
 *  Released on Friday 1 April 2005 by Mersad RoboCup Team.
 *  For more information please read README file.
*/

#ifndef __VECTOR_H
#define __VECTOR_H

#include <iostream>

#include <Types.h>

#ifndef NULL
#	define NULL 0
#endif // NULL

class Vector
{
protected:
	float x,y;
	float magnitude;
	float direction;

public:
	Vector();
	Vector(const Point &point);
	Vector& operator+=(const Vector &Vector1);
	Vector& operator-=(const Vector &Vector1);
	Vector& operator*=(const float Number);
	Vector& operator/=(const float Number);
    operator Point() const;

	void rotate(float rotateDir);
	void setAsCartesian(float xArg, float yArg);
	void setAsPolar(float magnitudeArg, float directionArg);
	void setByDistDirChange(Vector &headVector, float distChange,
			float dirChange);
	void setByPoints(Point startPoint, Point endPoint);

	// Transforming functions
	Point asPoint() const;

	// Getting functions
	float getX() const;
	float getY() const;
	float getMagnitude() const;
	float getDirection() const;
};	

Vector operator+(const Vector &Vector1, const Vector &Vector2);
Vector operator-(const Vector &Vector1, const Vector &Vector2);
Vector operator*(const Vector &Vector1, const float magFactor);
std::ostream &operator<<(std::ostream &stream, const Vector &vector);

#endif // __VECTOR_H