rect.hxx

   1 //  $Id: rect.hxx,v 1.3 2003/01/04 20:12:38 grumbel Exp $
   2 //
   3 //  Construo - A wire-frame construction gamee
   4 //  Copyright (C) 2002 Ingo Ruhnke <grumbel@gmx.de>
   5 //
   6 //  This program is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU General Public License
   8 //  as published by the Free Software Foundation; either version 2
   9 //  of the License, or (at your option) any later version.
  10 //
  11 //  This program is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //  GNU General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU General Public License
  17 //  along with this program; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19
  20 #ifndef HEADER_RECT_HXX
  21 #define HEADER_RECT_HXX
  22
  23 #include "math.hxx"
  24 #include "vector2d.hxx"
  25
  26 /** */
  27 template<class T>
  28 class Rect
  29 {
  30 private:
  31 public:
  32   T x1;
  33   T y1;
  34   T x2;
  35   T y2;
  36
  37   Rect ()
  38   {
  39   }
  40
  41   Rect (const T& x1_,
  42         const T& y1_,
  43         const T& x2_,
  44         const T& y2_)
  45     : x1 (Math::min(x1_, x2_)),
  46       y1 (Math::min(y1_, y2_)),
  47       x2 (Math::max(x1_, x2_)),
  48       y2 (Math::max(y1_, y2_))
  49   {}
  50
  51   T get_width ()
  52   {
  53     return x2 - x1;
  54   }
  55
  56   T get_height ()
  57   {
  58     return x2 - x1;
  59   }
  60
  61   Vector2d get_center () const
  62   {
  63     return Vector2d ((x1 + x2)/2.0f,
  64                      (y1 + y2)/2.0f);
  65   }
  66 };
  67
  68 #endif
  69
  70 /* EOF */