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BaseReader.hh
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48 
49 
50 //=============================================================================
51 //
52 // Implements the baseclass for IOManager file access modules
53 //
54 //=============================================================================
55 
56 
57 #ifndef __BASEREADER_HH__
58 #define __BASEREADER_HH__
59 
60 
61 //=== INCLUDES ================================================================
62 
63 
64 // STD C++
65 #include <iosfwd>
66 #include <string>
67 #include <cctype>
68 #include <functional>
69 #include <algorithm>
70 
71 // OpenMesh
72 #include <OpenMesh/Core/System/config.h>
73 #include <OpenMesh/Core/IO/Options.hh>
74 #include <OpenMesh/Core/IO/importer/BaseImporter.hh>
75 #include <OpenMesh/Core/Utils/SingletonT.hh>
76 
77 
78 //== NAMESPACES ===============================================================
79 
80 
81 namespace OpenMesh {
82 namespace IO {
83 
84 
85 //=== IMPLEMENTATION ==========================================================
86 
87 
94 class OPENMESHDLLEXPORT BaseReader
95 {
96 public:
97 
99  virtual ~BaseReader() {};
100 
102  virtual std::string get_description() const = 0;
103 
107  virtual std::string get_extensions() const = 0;
108 
110  virtual std::string get_magic() const { return std::string(""); }
111 
112 
120  virtual bool read(const std::string& _filename,
121  BaseImporter& _bi,
122  Options& _opt) = 0;
123 
130  virtual bool read(std::istream& _is,
131  BaseImporter& _bi,
132  Options& _opt) = 0;
133 
134 
140  virtual bool can_u_read(const std::string& _filename) const;
141 
142 
143 protected:
144 
145  // case insensitive search for _ext in _fname.
146  bool check_extension(const std::string& _fname,
147  const std::string& _ext) const;
148 };
149 
150 
158 static inline std::string &left_trim(std::string &_string) {
159  _string.erase(_string.begin(), std::find_if(_string.begin(), _string.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
160  return _string;
161 }
162 
170 static inline std::string &right_trim(std::string &_string) {
171  _string.erase(std::find_if(_string.rbegin(), _string.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), _string.end());
172  return _string;
173 }
174 
182 static inline std::string &trim(std::string &_string) {
183  return left_trim(right_trim(_string));
184 }
185 
186 
187 
188 //=============================================================================
189 } // namespace IO
190 } // namespace OpenMesh
191 //=============================================================================
192 #endif
193 //=============================================================================
Set options for reader/writer modules.
Definition: Options.hh:95
virtual std::string get_magic() const
Return magic bits used to determine file format.
Definition: BaseReader.hh:110
Base class for reader modules.
Definition: BaseReader.hh:94
virtual ~BaseReader()
Destructor.
Definition: BaseReader.hh:99
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
Base class for importer modules.
Definition: BaseImporter.hh:88

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