-// $Id$
-//
// SuperTux
-// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
+// Copyright (C) 2009 Ingo Ruhnke <grumbel@gmail.com>
//
-// 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 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 3 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
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
-#ifndef __RECT_H__
-#define __RECT_H__
+#ifndef HEADER_SUPERTUX_MATH_RECT_HPP
+#define HEADER_SUPERTUX_MATH_RECT_HPP
-#include <assert.h>
-#include "vector.hpp"
+#include "math/size.hpp"
-/** This class represents a rectangle.
- * (Implementation Note) We're using upper left and lower right point instead of
- * upper left and width/height here, because that makes the collision dectection
- * a little bit efficienter.
- */
class Rect
{
public:
- Rect()
- { }
-
- Rect(const Vector& np1, const Vector& np2)
- : p1(np1), p2(np2)
- {
- }
-
- Rect(float x1, float y1, float x2, float y2)
- : p1(x1, y1), p2(x2, y2)
- {
- assert(p1.x <= p2.x && p1.y <= p2.y);
- }
-
- float get_left() const
- { return p1.x; }
-
- float get_right() const
- { return p2.x; }
-
- float get_top() const
- { return p1.y; }
-
- float get_bottom() const
- { return p2.y; }
-
- float get_width() const
- { return p2.x - p1.x; }
+ int left;
+ int top;
+ int right;
+ int bottom;
- float get_height() const
- { return p2.y - p1.y; }
-
- Vector get_middle() const
- { return Vector((p1.x+p2.x)/2, (p1.y+p2.y)/2); }
-
- void set_pos(const Vector& v)
- {
- move(v-p1);
- }
-
- void set_height(float height)
- {
- p2.y = p1.y + height;
- }
- void set_width(float width)
- {
- p2.x = p1.x + width;
- }
- void set_size(float width, float height)
- {
- set_width(width);
- set_height(height);
- }
- Vector get_size()
- {
- return Vector(get_width(), get_height());
- }
-
- void move(const Vector& v)
- {
- p1 += v;
- p2 += v;
- }
-
- bool inside(const Vector& v) const
- {
- return v.x >= p1.x && v.y >= p1.y && v.x < p2.x && v.y < p2.y;
- }
- bool inside(const Rect& other) const
- {
- if(p1.x >= other.p2.x || other.p1.x >= p2.x)
- return false;
- if(p1.y >= other.p2.y || other.p1.y >= p2.y)
- return false;
-
- return true;
- }
-
- // leave these 2 public to safe the headaches of set/get functions for such
- // simple things :)
-
- /// upper left edge
- Vector p1;
- /// lower right edge
- Vector p2;
+public:
+ Rect() :
+ left(0),
+ top(0),
+ right(0),
+ bottom(0)
+ {}
+
+ Rect(int left_, int top_, int right_, int bottom_) :
+ left(left_),
+ top(top_),
+ right(right_),
+ bottom(bottom_)
+ {}
+
+ Rect(int left_, int top_, const Size& size) :
+ left(left_),
+ top(top_),
+ right(left_ + size.width),
+ bottom(top_ + size.height)
+ {}
+
+ int get_width() const { return right - left; }
+ int get_height() const { return bottom - top; }
};
#endif
+/* EOF */