85 lines
1.5 KiB
C
85 lines
1.5 KiB
C
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/*
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----
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* This file is part of libfmr
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*
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* File: Point.h
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* Author: Florian Heinz <fh@sysv.de>
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*
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* Created on September 9, 2016, 3:21 PM
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----
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//paragraph [1] Title: [{\Large \bf \begin {center}] [\end {center}}]
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//[TOC] [\tableofcontents]
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[1] Header file for class Point
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[TOC]
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1 Overview
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Header file with the class definition for the class ~Point~
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2 Includes and definitions
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*/
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#ifndef FMR_POINT_H
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#define FMR_POINT_H
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#include <cmath>
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#include <string>
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#include <sstream>
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#include <iostream>
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#include "fmr_RList.h"
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#ifndef PRECISION
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#define PRECISION 0.0000001
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#endif
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namespace fmr {
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class TransformationUnit; // Forward declaration
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/*
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3 Definition of class ~Point~
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*/
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class Point {
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public:
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// Constructors
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Point();
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Point(RList& l);
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Point(double x, double y);
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virtual ~Point() {}
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// Operators
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Point operator+(Point p);
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Point operator-(Point p);
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Point operator*(double nr);
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bool operator==(Point p) { return p.x==x&&p.y==y; }
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// Methods
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bool near(Point p) { return std::abs(p.x-x) < PRECISION &&
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std::abs(p.y-y) < PRECISION; }
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Point transform(TransformationUnit& tu, double frac);
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Point rotate(double angle);
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Point rotate(Point center, double angle);
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double angle();
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double length();
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bool valid() { return !std::isnan(x) && !std::isnan(y); }
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double distance(Point& p2) { return (*this-p2).length(); }
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std::string ToString();
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RList toRList();
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// Fields
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double x, y;
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};
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}
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#endif /* FMR_POINT_H */
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