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// SPDX-FileCopyrightText: 2002 Dominique Devriese <devriese@kde.org>
// SPDX-License-Identifier: GPL-2.0-or-later
#include "coordinate.h"
#include <QDebug>
#include <cmath>
#include <qglobal.h>
#include "common.h"
using namespace std;
Coordinate Coordinate::fromQPoint(const QPoint &p)
{
return Coordinate(p.x(), p.y());
}
QDebug &operator<<(QDebug &s, const Coordinate &t)
{
s << "x:" << t.x << "y:" << t.y;
return s;
}
const Coordinate operator+(const Coordinate &a, const Coordinate &b)
{
return Coordinate(a.x + b.x, a.y + b.y);
}
const Coordinate operator-(const Coordinate &a, const Coordinate &b)
{
return Coordinate(a.x - b.x, a.y - b.y);
}
const Coordinate operator*(const Coordinate &a, double r)
{
return Coordinate(r * a.x, r * a.y);
}
const Coordinate operator*(double r, const Coordinate &a)
{
return Coordinate(r * a.x, r * a.y);
}
const Coordinate operator/(const Coordinate &a, double r)
{
return Coordinate(a.x / r, a.y / r);
}
bool operator==(const Coordinate &a, const Coordinate &b)
{
return a.x == b.x && a.y == b.y;
}
bool operator!=(const Coordinate &a, const Coordinate &b)
{
return !operator==(a, b);
}
Coordinate::Coordinate()
: x(0)
, y(0)
{
}
Coordinate::Coordinate(double nx, double ny)
: x(nx)
, y(ny)
{
}
Coordinate::Coordinate(const Coordinate &p)
: x(p.x)
, y(p.y)
{
}
const Coordinate Coordinate::operator-() const
{
return Coordinate(-x, -y);
}
Coordinate &Coordinate::operator=(const Coordinate &p)
{
x = p.x;
y = p.y;
return *this;
}
Coordinate &Coordinate::operator+=(const Coordinate &p)
{
x += p.x;
y += p.y;
return *this;
}
Coordinate &Coordinate::operator-=(const Coordinate &p)
{
x -= p.x;
y -= p.y;
return *this;
}
Coordinate &Coordinate::operator*=(double r)
{
x *= r;
y *= r;
return *this;
}
Coordinate &Coordinate::operator*=(int r)
{
x *= r;
y *= r;
return *this;
}
Coordinate &Coordinate::operator/=(double r)
{
x /= r;
y /= r;
return *this;
}
double Coordinate::distance(const Coordinate &p) const
{
return (p - *this).length();
}
double Coordinate::length() const
{
return sqrt(x * x + y * y);
}
const Coordinate Coordinate::orthogonal() const
{
return Coordinate(-y, x);
}
const Coordinate Coordinate::normalize(double l) const
{
double oldlength = length();
return (*this * l) / oldlength;
}
const Coordinate Coordinate::round() const
{
return Coordinate(qRound(x), qRound(y));
}
QPoint Coordinate::toQPoint() const
{
Coordinate t = round();
return QPoint((int)t.x, (int)t.y);
}
Coordinate Coordinate::invalidCoord()
{
return Coordinate(double_inf, double_inf);
}
bool Coordinate::valid() const
{
return fabs(x) != double_inf && fabs(y) != double_inf;
}
double operator*(const Coordinate &a, const Coordinate &b)
{
return a.x * b.x + a.y * b.y;
}
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