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/*
* The Mana Server
* Copyright (C) 2004-2011 The Mana World Development Team
*
* This file is part of The Mana Server.
*
* The Mana Server 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
* any later version.
*
* The Mana Server 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 The Mana Server. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef POINT_H
#define POINT_H
#include <algorithm>
#include <string>
#include <sstream>
/**
* A point in positive space. Usually represents pixel coordinates on a map.
*/
class Point
{
public:
Point():
x(0), y(0)
{}
Point(int X, int Y):
x(X), y(Y)
{}
int x; /**< x coordinate */
int y; /**< y coordinate */
/**
* Check whether the given point is within range of this point.
*/
bool inRangeOf(const Point &p, int radius) const
{
return std::abs(x - p.x) <= radius &&
std::abs(y - p.y) <= radius;
}
bool operator== (const Point &other) const
{
return (x == other.x && y == other.y);
}
bool operator!= (const Point &other) const
{
return (x != other.x || y != other.y);
}
std::string str() const
{
std::ostringstream ssPoint;
ssPoint << "(" << x << ", " << y << ")";
return ssPoint.str();
}
};
/**
* A rectangle in positive space. Usually represents a pixel-based zone on a
* map.
*/
class Rectangle
{
public:
int x; /**< x coordinate */
int y; /**< y coordinate */
int w; /**< width */
int h; /**< height */
bool contains(const Point &p) const
{
return (p.x - x) < w &&
(p.y - y) < h;
}
bool intersects(const Rectangle &r) const
{
return x < (r.x + r.w) &&
y < (r.y + r.h) &&
x + w > r.x &&
y + h > r.y;
}
};
#endif // POINT_H
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