EMAN2
lstio.h
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00001 
00005 /*
00006  * Author: Steven Ludtke, 04/10/2003 (sludtke@bcm.edu)
00007  * Copyright (c) 2000-2006 Baylor College of Medicine
00008  * 
00009  * This software is issued under a joint BSD/GNU license. You may use the
00010  * source code in this file under either license. However, note that the
00011  * complete EMAN2 and SPARX software packages have some GPL dependencies,
00012  * so you are responsible for compliance with the licenses of these packages
00013  * if you opt to use BSD licensing. The warranty disclaimer below holds
00014  * in either instance.
00015  * 
00016  * This complete copyright notice must be included in any revised version of the
00017  * source code. Additional authorship citations may be added, but existing
00018  * author citations must be preserved.
00019  * 
00020  * This program is free software; you can redistribute it and/or modify
00021  * it under the terms of the GNU General Public License as published by
00022  * the Free Software Foundation; either version 2 of the License, or
00023  * (at your option) any later version.
00024  * 
00025  * This program is distributed in the hope that it will be useful,
00026  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00027  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00028  * GNU General Public License for more details.
00029  * 
00030  * You should have received a copy of the GNU General Public License
00031  * along with this program; if not, write to the Free Software
00032  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
00033  * 
00034  * */
00035 
00036 #ifndef eman__lstio_h__
00037 #define eman__lstio_h__ 1
00038 
00039 #include "imageio.h"
00040 
00041 namespace EMAN
00042 {
00049         class LstIO:public ImageIO
00050         {
00051           public:
00052                 explicit LstIO(const string & filename, IOMode rw_mode = READ_ONLY);
00053                 ~LstIO();
00054 
00055                 DEFINE_IMAGEIO_FUNC;
00056                 static bool is_valid(const void *first_block);
00057 
00058                 bool is_single_image_format() const
00059                 {
00060                         return false;
00061                 }
00062                 int get_nimg();
00063           private:
00064                 string filename;
00065                 IOMode rw_mode;
00066                 FILE *lst_file;
00067 
00068                 bool is_big_endian;
00069                 bool initialized;
00070                 int nimg;
00071 
00072                 ImageIO *imageio;
00073                 string ref_filename;
00074 
00075                 int last_lst_index;
00076                 int last_ref_index;
00077 
00078                 int calc_ref_image_index(int image_index);
00079                 static const char *MAGIC;
00080         };
00081 
00082 }
00083 
00084 
00085 #endif  //eman__lstio_h__