FileManager.hh 5.56 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
/*===========================================================================*\
 *                                                                           *
 *                            OpenVolumeMesh                                 *
 *        Copyright (C) 2011 by Computer Graphics Group, RWTH Aachen         *
 *                        www.openvolumemesh.org                             *
 *                                                                           *
 *---------------------------------------------------------------------------*
 *  This file is part of OpenVolumeMesh.                                     *
 *                                                                           *
 *  OpenVolumeMesh is free software: you can redistribute it and/or modify   *
 *  it under the terms of the GNU Lesser General Public License as           *
 *  published by the Free Software Foundation, either version 3 of           *
 *  the License, or (at your option) any later version with the              *
 *  following exceptions:                                                    *
 *                                                                           *
 *  If other files instantiate templates or use macros                       *
 *  or inline functions from this file, or you compile this file and         *
 *  link it with other files to produce an executable, this file does        *
 *  not by itself cause the resulting executable to be covered by the        *
 *  GNU Lesser General Public License. This exception does not however       *
 *  invalidate any other reasons why the executable file might be            *
 *  covered by the GNU Lesser General Public License.                        *
 *                                                                           *
 *  OpenVolumeMesh is distributed in the hope that it will be useful,        *
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
 *  GNU Lesser General Public License for more details.                      *
 *                                                                           *
 *  You should have received a copy of the GNU LesserGeneral Public          *
 *  License along with OpenVolumeMesh.  If not,                              *
 *  see <http://www.gnu.org/licenses/>.                                      *
 *                                                                           *
\*===========================================================================*/

/*===========================================================================*\
 *                                                                           *
 *   $Revision$                                                         *
 *   $Date$                    *
 *   $LastChangedBy$                                                *
 *                                                                           *
\*===========================================================================*/

#ifndef FILEMANAGER_HH_
#define FILEMANAGER_HH_

#include <string>
#include <fstream>

namespace OpenVolumeMesh {

namespace IO {

/**
 * \class FileManager
 * \brief Read/Write mesh data from/to files
 *
 * \todo Implement binary file support
 */

class FileManager {
public:

  /// Default constructor
  FileManager();

  /// Default destructor
  ~FileManager();

  /**
   * \brief Read a mesh from a file
   *
   *  Returns true if the file was successfully read. The mesh
   *  is stored in parameter _mesh. If something goes wrong,
   *  this function returns false.
   *
   * @param _filename       The file that is to be read
   * @param _mesh           A reference to an OpenVolumeMesh instance
   * @param _topologyCheck  Pass true if you want to perform a topology check
   *                        each time an entity is added (slower performance)
   * @param _computeBottomUpAdjacencies Pass true if you want the file manager
   *                                    to directly compute the bottom-up adjacencies
   *                                    for the mesh. (Note: These are needed for
   *                                    some iterators to work, see documentation)
   * @param _computeFaceNormals Pass true if you want the file manager
   *                            to directly compute the face normals.
   */
  template <class MeshT>
  bool readFile(const std::string& _filename, MeshT& _mesh,
      bool _topologyCheck = true,
      bool _computeBottomUpAdjacencies = true) const;

  /**
   * \brief Write a mesh to a file
   *
   *  Returns true if the file was successfully written. The mesh
   *  is passed as parameter _mesh. If something goes wrong,
   *  this function returns false.
   *
   * @param _filename The file that is to be stored
   * @param _mesh     A const reference to an OpenVolumeMesh instance
   */
  template <class MeshT>
  bool writeFile(const std::string& _filename, const MeshT& _mesh) const;

  /**
   * \brief Test whether given file contains a hexahedral mesh
   */
  bool isHexahedralMesh(const std::string& _filename) const;

private:

  // Remove leading and trailing whitespaces
  void trimString(std::string& _string) const;

  // Get quoted text out of a string
  void extractQuotedText(std::string& _string) const;

  // Get a whole line from file
  bool getCleanLine(std::istream& ifs, std::string& _string, bool _skipEmptyLines = true) const;
};

} // Namespace IO

} // Namespace FileManager

#if defined(INCLUDE_TEMPLATES) && !defined(FILEMANAGERT_CC)
#include "FileManagerT.cc"
#endif

#endif /* FILEMANAGER_HH_ */