scummvm/math/rect2d.h
2014-04-05 18:18:42 +02:00

68 lines
2.1 KiB
C++

/* ResidualVM - A 3D game interpreter
*
* ResidualVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef MATH_RECT2D_H
#define MATH_RECT2D_H
#include "math/vector2d.h"
#include "math/line2d.h"
namespace Math {
class Segment2d;
class Rect2d {
public:
Rect2d();
Rect2d(const Vector2d &topLeft, const Vector2d &bottomRight);
Rect2d(const Vector2d &topLeft, const Vector2d &topRight,
const Vector2d &bottomLeft, const Vector2d &bottomRight);
void rotateAround(const Vector2d &point, const Angle &angle);
void rotateAroundCenter(const Angle &angle);
void moveCenterTo(const Vector2d &pos);
void scale(float amount);
void translate(const Vector2d &vec);
bool intersectsRect(const Rect2d &rect) const;
bool intersectsCircle(const Vector2d &center, float radius) const;
bool containsPoint(const Vector2d &point) const;
Vector2d getCenter() const;
Vector2d getTopLeft() const;
Vector2d getTopRight() const;
Vector2d getBottomLeft() const;
Vector2d getBottomRight() const;
float getWidth() const;
float getHeight() const;
Vector2d getIntersection(const Vector2d &start, const Vector2d &direction, Segment2d *edge) const;
// private:
Vector2d _topLeft;
Vector2d _topRight;
Vector2d _bottomLeft;
Vector2d _bottomRight;
};
}
#endif