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subrec.h

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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 
00028 #include "csextern.h"
00029 
00030 #include "csgeom/csrect.h"
00031 
00035 class csSubRect : public csRect
00036 {
00037 public:
00038   csSubRect* next, * prev;
00039 
00041   csSubRect (int ixmin, int iymin, int ixmax, int iymax)
00042         : csRect (ixmin, iymin, ixmax, iymax), next (0), prev (0) { }
00043 
00045   csSubRect (const csRect &copy) : csRect (copy), next (0), prev (0) { }
00046 };
00047 
00053 class CS_CSGEOM_EXPORT csSubRectangles
00054 {
00055 protected:
00057   csRect region;
00059   csSubRect* first;
00060 
00061 public:
00063   csSubRectangles (const csRect& region);
00064 
00066   ~csSubRectangles ();
00067 
00069   const csRect& GetRectangle () const { return region; }
00070 
00074   void Clear ();
00075 
00079   bool Alloc (int w, int h, csRect& rect);
00080 
00084   void Dump ();
00085 };
00086 
00089 #endif // __CS_SUBREC_H__
00090 

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