subrec.h Source File

00001 /*
00002     Copyright (C) 2001 by Jorrit Tyberghein
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_SUBREC_H__
00020 #define __CS_SUBREC_H__
00021 
00022 #include "csgeom/csrect.h"
00023 
00027 class csSubRect : public csRect
00028 {
00029 public:
00030   csSubRect* next, * prev;
00031 
00033   csSubRect (int ixmin, int iymin, int ixmax, int iymax)
00034         : csRect (ixmin, iymin, ixmax, iymax), next (NULL), prev (NULL) { }
00035 
00037   csSubRect (const csRect &copy) : csRect (copy), next (NULL), prev (NULL) { }
00038 };
00039 
00045 class csSubRectangles
00046 {
00047 protected:
00049   csRect region;
00051   csSubRect* first;
00052 
00053 public:
00055   csSubRectangles (const csRect& region);
00056 
00058   ~csSubRectangles ();
00059 
00061   const csRect& GetRectangle () const { return region; }
00062 
00066   void Clear ();
00067 
00071   bool Alloc (int w, int h, csRect& rect);
00072 
00076   void Dump ();
00077 };
00078 
00079 #endif // __CS_SUBREC_H__
00080